Morningstar Bought CRSP: Did VTI Change?

If you opened a brokerage app in August and found that VTI had become the Vanguard Morningstar Total Stock Market ETF, the reasonable first thought is that Vanguard changed something. It did not. The fund holds what it held, at the fee it charged, run by the people who ran it. What changed is who owns the index it tracks, and that owner put its name on the door.

The longer story is more interesting than the fund change, because it exposes a layer of the index-fund business that is normally invisible. Someone has to design the benchmark, own it, license it, and decide when its rules change. For thirteen years that was a research center at the University of Chicago. Now it is a public company that also publishes the ratings a great many advisors use to justify buying the fund.

What Morningstar actually bought

This was an acquisition of a company, not a licensing deal. On September 23, 2025 Morningstar announced it would buy the Center for Research in Security Prices from the University of Chicago for $375 million, describing CRSP as carrying roughly $55 million in annual revenue and benchmarks for more than $3 trillion in US equities.¹ The deal closed on February 2, 2026. Morningstar’s 10-Q reports that it acquired “100% of the equity interests in CRSP, a provider of historical stock market data and indexes, from the University of Chicago,” and that “the closing consideration of $363.0 million was paid in cash.”² You will see $375 million and $365 million quoted in coverage; the first was the announced price and the second appeared in the closing release before adjustments. The $363.0 million figure is the one in the financial statements.

Two businesses came with it. One is the index business. The other is the set of historical securities databases that most empirical finance research of the last fifty years runs on, the ones behind the long-horizon return studies that turn up constantly in this kind of writing. Chicago Booth retained continued access for its researchers.

The scale of what this did to Morningstar’s index arm is easy to understate. In its Q2 2026 10-Q, Morningstar reports that “asset value linked to Morningstar Indexes increased to $3.6 trillion from $221.0 billion in the prior-year period, driven by the inclusion of $3.3 trillion of assets linked to CRSP indexes.”² Segment revenue rose 85.3% in the quarter, of which 13.0% was organic. A business that benchmarked $221 billion bought its way to $3.6 trillion for less than four hundred million dollars, and it did so by acquiring one customer relationship in particular. Morningstar told investors plainly that “Vanguard is CRSP’s largest investable product client.”³ Trade coverage at the time of the announcement put Vanguard at roughly 97% of the assets benchmarked to CRSP indexes.⁴

Then came the renaming, in two steps a day apart that are frequently collapsed into one. On July 28, 2026, the CRSP Market Indexes became the Morningstar Market Indexes. Morningstar’s completion release says “the rebrand affects naming only. Index methodologies will remain unchanged, and clients will experience no disruption in service.”⁵ On July 29, Vanguard’s fund and share-class renames took effect.⁶

What changed and what did not

No taxable event, no transition trade, no reconstitution driven by the announcement. If you had held VTI since 2019 you would have noticed this change only by reading your statement.

The thirteen renamed ETFs

The change runs across Vanguard’s US style-box lineup, plus about forty mutual fund share classes and one variable-insurance portfolio.

The funds missing from that list tell you what the rename tracks. VOO keeps its name because it follows an S&P index. VXF keeps its name because it follows the S&P Completion Index. The Russell-tracking funds keep theirs. Only the ex-CRSP funds were touched, because the rename follows the index provider rather than the fund family.

What a real benchmark change looked like, in 2012

VTI has not always tracked CRSP, and the switch that put it there is a useful yardstick. On October 2, 2012, Vanguard announced that twenty-two of its index funds would leave MSCI benchmarks: sixteen moved to newly built CRSP indexes and six to FTSE. The stated reason was licensing cost. Then-CIO Gus Sauter said Vanguard had negotiated agreements it expected “will enable us to deliver significant value to our index fund and ETF shareholders and lower expense ratios over time,” and Vanguard described index licensing fees as a growing share of what investors pay to own index funds.⁹ VTI’s own transition ran until June 2, 2013, which is still the date in Vanguard’s benchmark footnote.⁸

That was a portfolio event. Two different index committees drew the investable universe two different ways, so the transition changed which securities the fund held and in what weights, and it had to be traded over a period rather than overnight. The 2026 rename has none of those properties. The same index, built by the same rules, changed hands and changed letterhead.

Why Vanguard put Morningstar in the fund name

Here I want to correct something that has circulated, because I nearly wrote it myself. Several commentators have explained the new name as Vanguard following its usual convention of naming funds after a third-party index provider. Vanguard has not said that. Its April 29, 2026 release says only that following the rebrand, “Morningstar” would be added to the names of these funds and their indexes, and quotes CIO Rodney Comegys saying the Morningstar indexes “incorporate disciplined, rules-based approaches that align with Vanguard’s long-standing views on index construction.”¹⁰ The convention argument is an observation by outside commentators, and it has an obvious problem: these same funds tracked CRSP benchmarks for thirteen years without “CRSP” ever appearing in a fund name.¹¹

My own read is that the naming is worse for investors than what it replaced. “Vanguard Total Stock Market ETF” described the product exactly. “Vanguard Morningstar Total Stock Market ETF” reads, on a phone screen, as though Morningstar has some hand in choosing the holdings. It does not. Morningstar publishes the rules; Vanguard runs the fund. The name is now long enough that it gets truncated in most brokerage interfaces, which is how a fair number of people found out about the change in the first place.

The name is also new enough to trip up the people responsible for it. Morningstar CEO Kunal Kapoor’s own second-quarter letter describes VTI as now being the “Vanguard Morningstar Total Stock Market Index ETF.”¹² There is no “Index” in the ETF’s name. Vanguard’s filings are the authority, and they do not have one.

Morningstar now rates funds that track Morningstar indexes

This is the part I find worth understanding, and it is the part the fund-name story usually skips. Morningstar Indexes creates and licenses the benchmark. Vanguard operates the fund. Morningstar Manager Research evaluates the fund. Advisors and home offices consume that research when deciding what to approve. The same corporate parent now sits at two points in that chain.

The two Morningstar ratings say different things

It helps to separate them, because they measure different things and people conflate them constantly. The star rating is backward-looking and category-relative: it ranks a fund against its Morningstar Category peers on past risk-adjusted, load-adjusted returns. The Medalist Rating is forward-looking and analyst-driven or algorithmic, expressed as Gold, Silver, Bronze, Neutral or Negative.

On the star rating, the total-market fund is unremarkable. As of September 8, 2026, Morningstar’s VTI page shows three stars.¹³ A Morningstar Investment Profile for VTSAX with a release date of July 31, 2026 fills in the detail: three stars overall, Morningstar Return of Average, Morningstar Risk of Above Average, and three stars at the three-, five- and ten-year horizons against 1,207, 1,126 and 893 Large Blend funds respectively.¹⁴ That is what you would expect. A fund that buys the entire market at 0.03% should land in the middle of a category defined by that market, and it will look risk-heavy in periods when the largest positions carry the returns.

Morningstar’s Medalist Rating for VTI is dated April 27, 2026, which is after the acquisition closed. The rating value itself sits behind a subscription on Morningstar’s site, so I am not going to tell you what it is.¹³ The two ratings pointing in different directions is not a contradiction; it is what happens when one measure asks how a fund did against its peers and the other asks whether it should beat them going forward.

What Morningstar’s own policy says

Morningstar addressed the conflict rather than ignoring it. VTI’s page now carries a “Tracks Morningstar Index” badge next to the Medalist Rating, and the analysis section carries an Important Disclosures box reading “Medalist Rating covers product that tracks indices created or licensed by Morningstar.”¹³

What that badge links to is where it gets interesting, because Morningstar appears to have loosened the underlying rule. Its Medalist Rating Methodology, dated December 4, 2025 and effective April 2026, carries a disclosure on page 52 saying that where managed investments use a Morningstar-licensed tracking index, “we mitigate any actual or potential conflicts of interests resulting from that by not producing qualitative analysis on any such managed investment as well as imposing information barriers.”¹⁵ Read literally, that would cover VTI. Elsewhere in the same document, on pages 8 and 9, the rule is much narrower: analyst-assigned ratings are barred for investments managed by Morningstar and for those tracking “Morningstar indexes that incorporate discretionary inputs assigned by Morningstar employees on an ongoing basis, such as Morningstar Economic Moat Ratings or ESG Risk Ratings.”¹⁵

The version on Morningstar’s live conflict-disclosures page, read September 8, 2026, resolves that in favor of the narrow reading. The blanket promise not to produce qualitative analysis is gone. In its place: information barriers, compliance monitoring, a commitment that “Morningstar will clearly identify manager research related to such indexes on the front page of the report,” and a recusal limited to Morningstar-managed investments and to indexes carrying ongoing discretionary Morningstar inputs.¹⁶ The former CRSP indexes are purely rules-based, so they fall outside that carve-out and the ratings continue.

This did not come from nowhere. When the acquisition was announced in October 2025, Morningstar told RIABiz that “historically, our analysts didn’t cover funds tied to Morningstar indexes,” and that in light of the CRSP deal “our Manager Research team is now reviewing this policy to ensure we can serve investors appropriately.”⁴ The live disclosure is what that review produced. Morningstar chose to keep rating the funds and to disclose the relationship on the page, rather than to stop rating roughly $3 trillion of assets.

How much this should bother you

Somewhat, and less than the structure suggests. The case for Morningstar is that recusal would have been worse for investors: pulling analyst coverage from the largest index funds in the world so that a rating business could avoid an appearance problem would leave a hole where the most widely held products are. Disclosing on the page is a defensible answer, and the carve-out for discretionary inputs draws the line in a sensible place, since those are the cases where Morningstar would literally be grading its own judgment calls.

The case for skepticism is that information barriers depend on enforcement, and Morningstar’s credit-ratings arm has been caught on exactly this principle before. In May 2020 the SEC censured Morningstar Credit Ratings and imposed a $3.5 million penalty for violating a rule that bars analysts who determine ratings from also participating in sales and marketing.¹⁷ That was a different subsidiary, a different business, and a different regulatory regime from fund research, so it proves nothing about Manager Research. It does establish that the separation of analysts from commercial interests is a thing this company has had to be made to do at least once.

For what it is worth, my confidence in the VTI rating does not depend on resolving any of this, because I do not use the rating. Which brings me to the joke that prompted this piece.

Ratings as permission structure

When the rename landed, the sharpest response I saw was a question: whether Morningstar would now give VTI a Gold rating so that discretionary advisors would finally have the permission structure they need to index.

The literal version does not hold. Morningstar has rated VTI favorably for years, well before it owned the benchmark, and no advisor is waiting on a medal to learn that a diversified fund at three basis points is reasonable. But the joke is pointing at something real about how professional money actually gets allocated.

An individual investor can evaluate VTI in about four lines. It holds essentially the whole US market, weighted by float-adjusted market cap. It costs 0.03%. It turns over about 3% a year. That is enough to decide. An advisor inside a firm is working in a different system: approved product lists, an investment committee, home-office research, model portfolios, documented due diligence, periodic monitoring, and a fiduciary file that has to show a defensible process. In that setting a third-party rating functions mainly as evidence that a process happened.

The irony is that the product this apparatus is being pointed at exists precisely to avoid discretionary judgment. Nobody has to forecast earnings, decide whether a chipmaker deserves six percent or seven, or time a sector rotation. The market does the weighting. And the industry can still build a substantial analytical and compliance structure around establishing that an investor may own it.

I do not think that makes advisors foolish. Most of that apparatus exists because someone was once sold something terrible and a regulator responded, and the cost of documenting a good decision is the price of catching bad ones. It is just worth seeing clearly that the documentation is doing a compliance job rather than an analytical one, and that a rating on a total-market index fund carries much less information than the same rating on an active manager, where the questions the Medalist pillars ask have contested answers.

What could change later

Index methodologies are rules that people write, and people can rewrite them. CRSP could have changed its methodology when CRSP owned these indexes, and Morningstar can change it now. The distinction worth holding onto is between two announcements that sound similar and are not. “The CRSP US Total Market Index has been renamed” is a letterhead change. “Morningstar is changing the methodology of the Morningstar US Total Market Index” would be a portfolio change, and that is the one to read.

The methodology as it stands is the reason Vanguard picked these indexes in the first place. The index is float-adjusted and market-cap weighted, it reconstitutes quarterly, and it is deliberately engineered to avoid churning. Migration between size segments is governed by overlapping bands rather than hard lines, a company that crosses a boundary moves in two 50% packets across successive reviews rather than all at once, and transitions are spread across five trading days at 20% per day.¹⁸ Those details do more for a shareholder’s after-cost return than the name on the index.

On fees, there is no sign of a problem and a reason to watch anyway. Index licensing is a real cost inside an index fund, and it was explicitly what drove Vanguard off MSCI in 2012. Morningstar did not pay $363 million out of civic feeling; it paid because the franchise generates revenue from products linked to the indexes. Against that, Morningstar and Vanguard signed an agreement continuing Vanguard’s use of the indexes at closing, and VTI’s expense ratio was 0.03% before the rebrand and is 0.03% now.¹⁹⁸ If that changes, evaluate it then, and remember that Vanguard has moved benchmarks over licensing terms before and would presumably do it again.

There is also a case that the new ownership is mildly good for the index. In June 2026 Morningstar and CME Group announced an exclusive multi-year agreement to launch futures and options on six of the former CRSP indexes, including the US Total Market index, the first derivatives ever offered on this family.²⁰ That does nothing for VTI’s returns. It does suggest an owner intending to invest in the franchise rather than harvest it, which is a better position than an index family drifting along inside a university research center.

What VTI holders should do

Nothing. Do not sell because the name changed. Do not realize a capital gain to move into ITOT or SCHB over a rebrand, since a taxable switch costs real money to solve a cosmetic problem. Keep evaluating VTI on what determines the outcome: how completely it covers the market you want, how it is weighted, what it costs, how closely it tracks, how tax-efficient it is, and how the exposure fits everything else you own.

One useful thing did come out of this, and it has nothing to do with VTI. If the name change made you look up which index your fund tracks and who owns it, that is a question worth being able to answer about every fund you hold. Most people cannot, and the answer occasionally matters.

Key takeaways

• Morningstar bought the whole company. It acquired 100% of CRSP from the University of Chicago on February 2, 2026 for $363.0 million, taking both the index business and the historical research databases.
• Nothing about VTI changed except the name. Same ticker, same CUSIP 922908769, same 0.03% expense ratio, same methodology, same managers. Vanguard’s filing states the objective, strategies and policies are unchanged.
• Two dates, one day apart. The indexes were rebranded July 28, 2026 and Vanguard’s thirteen ETFs and roughly forty share classes were renamed July 29, 2026.
• Vanguard never claimed the rename follows a naming convention. These funds tracked CRSP benchmarks for thirteen years without CRSP appearing in a single fund name.
• Morningstar narrowed its own recusal policy. Its live conflict disclosure now limits recusal to indexes with ongoing discretionary Morningstar inputs and relies on information barriers plus front-page identification, which is what lets it keep rating Vanguard’s funds.
• The 2012 MSCI switch is the real comparison. That one moved twenty-two funds off MSCI over licensing cost and required an actual portfolio transition, which for VTI ran until June 2, 2013.

How Summitward helps

Frequently asked questions

Did VTI change its index?

Only in name. The CRSP US Total Market Index became the Morningstar US Total Market Index on July 28, 2026 after Morningstar acquired CRSP. Morningstar states that the rebrand affects naming only and that methodologies are unchanged, so VTI tracks the same index built by the same rules.

Is VTI still the same fund?

Yes. The ticker, CUSIP, expense ratio, investment objective, portfolio management and holdings are all unchanged. Vanguard’s SEC supplement of July 29, 2026 states that each fund’s objective, strategies and policies remain unchanged. Your shares and cost basis are unaffected.

Should I sell VTI after the Morningstar rename?

No. There is no investment change to react to, and selling an appreciated position in a taxable account would create a real tax bill to solve a naming problem. If you liked VTI in January 2026, nothing in this transaction is a reason to like it less.

Why is Morningstar in the fund name now?

Vanguard added it after Morningstar rebranded the indexes, and said the Morningstar indexes use disciplined, rules-based approaches consistent with its views on index construction. Vanguard did not describe it as a standing naming convention, and its funds tracked CRSP benchmarks for thirteen years without CRSP appearing in any fund name.

Which Vanguard funds were renamed?

Thirteen ETFs (VTI, MGC, MGK, MGV, VV, VUG, VTV, VO, VOT, VOE, VB, VBK and VBR), roughly forty corresponding mutual fund share classes including VTSAX, and one variable-insurance portfolio. VOO, VXF and the Russell-tracking funds were not renamed because they track S&P and FTSE Russell indexes.

Does Morningstar rating a fund that tracks its own index create a conflict of interest?

It creates the appearance of one, and Morningstar discloses it directly on the fund page with a “Tracks Morningstar Index” label. Its current policy relies on information barriers, compliance monitoring and front-page identification, and it withholds qualitative ratings only for Morningstar-managed investments and for indexes that use ongoing discretionary Morningstar inputs such as Economic Moat or ESG Risk Ratings. The former CRSP indexes are rules-based, so they stay eligible for ratings.

Did VTI’s expense ratio change?

No. It was 0.03% before the rebrand and remains 0.03% on Vanguard’s product page as of September 8, 2026. VTSAX, the Admiral share class of the same fund, charges 0.04%.

Related guides

• VTI vs. ITOT: the two big total-market ETFs side by side, including how differently their indexes define the whole market.
• The Passive Investing Myth: why every index fund embeds someone’s active decisions about what counts as the market.
• Index Funds and Mega IPOs: how the rules in this index decide when a newly public company enters your portfolio.
• VTI vs. VOO: total market against the S&P 500, and what the committee behind one of them does.
• VBR vs. AVUV: the small-cap value fund that was renamed in the same batch, and how its index defines value.

Sources

1. Morningstar, “Morningstar Plans to Acquire CRSP,” announcement dated September 23, 2025, filed as an exhibit to a Form 8-K (announced price $375 million; CRSP annual revenue approximately $55 million; CRSP Market Indexes described as benchmarks for more than $3 trillion in US equities). sec.gov
2. Morningstar, Inc., Form 10-Q for the quarter ended June 30, 2026, filed July 29, 2026 (acquisition of 100% of CRSP equity interests from the University of Chicago on February 2, 2026; closing consideration $363.0 million; asset value linked to Morningstar Indexes $3.6 trillion against $221.0 billion in the prior-year period, including $3.3 trillion linked to CRSP indexes; Morningstar Indexes revenue +85.3% for the quarter, +13.0% organic). sec.gov
3. Morningstar, Inc., investor question responses filed as an exhibit to a Form 8-K, May 22, 2026 (“Vanguard is CRSP’s largest investable product client”; description of CRSP investable product revenue and academic data licensing). sec.gov
4. RIABiz, coverage of the Morningstar-CRSP acquisition, October 25, 2025 (Vanguard funds reported at roughly 97% of the assets benchmarked to CRSP indexes; Morningstar statements that its analysts historically did not cover funds tied to Morningstar indexes and that Manager Research was reviewing the policy). riabiz.com
5. Morningstar, “Morningstar Completes Rebrand of CRSP Market Indexes to Morningstar Market Indexes,” July 28, 2026 (“the rebrand affects naming only. Index methodologies will remain unchanged”). morningstar.com
6. Vanguard, “New names for Vanguard U.S. equity index funds,” effective July 29, 2026 (complete list of renamed ETFs and mutual fund share classes with tickers and CUSIPs carried through unchanged; VTI CUSIP 922908769; VTSAX renamed Vanguard Morningstar Total Stock Market Index Fund Admiral Shares). vanguard.com (PDF)
7. Vanguard Index Funds, supplement to the prospectus (Form 497), filed July 29, 2026 (index name changes from “CRSP US” to “Morningstar US”; “each Fund’s investment objective, strategies, and polices remain unchanged”). sec.gov
8. Vanguard, VTI product page, read September 8, 2026 (fund name Vanguard Morningstar Total Stock Market ETF; expense ratio 0.03%; benchmark footnote giving the MSCI US Broad Market Index through June 2, 2013). vanguard.com
9. Vanguard’s October 2, 2012 announcement that 22 index funds would change benchmarks, 16 to CRSP and 6 to FTSE, as reported at the time (Gus Sauter on expected licensing savings; index licensing fees described as a growing portion of index fund expenses). retirementincomejournal.com
10. Vanguard, “Vanguard to Update Names of U.S. Equity Index Funds Tracking Morningstar Indexes,” April 29, 2026 (Rodney Comegys on disciplined, rules-based index construction; changes will not affect the funds’ investment objectives or how they are managed). vanguard.com
11. Jeff DeMaso, The Independent Vanguard Adviser, April 29, 2026 (observation that Vanguard’s core US stock index lineup now splits into Morningstar, S&P and Russell branded series; the S&P-tracking 500 Index and Extended Market Index funds retain the Vanguard-only name). independentvanguardadviser.com
12. Kunal Kapoor, Morningstar CEO letter for the second quarter of 2026, filed July 29, 2026 (rationale for the CRSP acquisition; refers to VTI as the “Vanguard Morningstar Total Stock Market Index ETF,” which is not the name in Vanguard’s filings). sec.gov
13. Morningstar, VTI quote and analysis page, read September 8, 2026 (fund title Vanguard Morningstar Total Stock Market ETF; three-star Morningstar Rating; “Tracks Morningstar Index” label; Medalist Rating dated April 27, 2026 with the rating value behind a subscription; Important Disclosures box reading “Medalist Rating covers product that tracks indices created or licensed by Morningstar”; adjusted expense ratio 0.030%). morningstar.com
14. Morningstar Investment Profile for VTSAX, release date July 31, 2026, retrieved through a brokerage fund-research portal in September 2026 (three-star Overall Morningstar Rating out of 1,207 Large Blend funds; Morningstar Return Average, Morningstar Risk Above Average; three stars at three, five and ten years against 1,207, 1,126 and 893 funds; prospectus net expense ratio 0.04% as of April 28, 2026; 3,524 stock holdings and 3.00% turnover as of June 30, 2026; Morningstar-assigned comparison benchmark listed as the Morningstar US Large-Mid Cap Market Index, which is a different index from the one the fund tracks). No public URL; document on file.
15. Morningstar, “Morningstar Medalist Rating Methodology,” dated December 4, 2025, effective April 2026, version 2.0 (pages 8 to 9, investments ineligible for analyst-assigned ratings; page 52, disclosure on managed investments tracking Morningstar-licensed indexes; document version history showing original publication May 2, 2023 and no entry addressing the CRSP acquisition). morningstar.com (PDF)
16. Morningstar, “Conflict Disclosures,” the “Tracks Morningstar Index” section, read September 8, 2026 (information barriers and compliance monitoring; front-page identification of manager research related to such indexes; recusal limited to Morningstar-managed investments and indexes incorporating ongoing discretionary Morningstar inputs). morningstar.com
17. US Securities and Exchange Commission, order instituting proceedings against Morningstar Credit Ratings, LLC, Release No. 34-88880, May 15, 2020 (censure and $3.5 million penalty for violations of Rule 17g-5(c)(8)(i), which bars analysts who participate in determining a credit rating from also participating in sales or marketing). sec.gov (PDF)
18. CRSP US Equity Indexes Methodology Guide (float-adjusted capitalization weighting; cumulative market-cap breakpoints at 70%, 85% and 98% with overlapping bands; packeting in two 50% tranches across successive reviews; five-day transitions moving 20% per day; quarterly reconstitution). Morningstar states that methodologies were unchanged by the rebrand. crsp.org
19. Morningstar, “Morningstar Completes Acquisition of CRSP and Extends Relationship with Vanguard,” February 2, 2026 (agreement confirming Vanguard’s continued use of the indexes underpinning funds including VTSAX/VTI and VIMAX/VO). morningstar.com
20. CME Group and Morningstar, exclusive index derivatives agreement announced June 10, 2026 (multi-year exclusive licensing for futures and options on six Morningstar Market Indexes including the US Total Market Index; first derivatives offered on this index family). cmegroup.com

Author disclosure

I hold VTI, along with VXUS and AVGV. I have no relationship with Vanguard or Morningstar, and no position in MORN. Fund and index figures are the issuers’ own on the dates given and change over time. Morningstar’s Medalist Rating value for VTI is behind a subscription and is deliberately not reported here. Nothing here is tax or investment advice.