Who owns Caribou Biosciences, Inc.?
Institutional ownership of CRBU from SEC Form 13F filings across 99 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
99
13F holders
$53.6M
value, 2026 filers
33.3%
of shares outstanding (33.0M sh)
18
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of CRBU's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 7.8M | $13.8M | 0.0% | 7.9% | +264.7% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 4.2M | $7.4M | 0.0% | 4.2% | -44.1% |
| 3 | MACKENZIE FINANCIAL CORP | 3.7M | $6.4M | 0.0% | 3.7% | +287.2% |
| 4 | GEODE CAPITAL MANAGEMENT, LLC | 2.4M | $4.2M | 0.0% | 2.4% | +133.3% |
| 5 | ACADIAN ASSET MANAGEMENT LLC | 1.8M | $3,118 | 0.0% | 1.8% | +91.8% |
| 6 | BANK OF AMERICA CORP /DE/ | 1.4M | $2.5M | 0.0% | 1.4% | +8.8% |
| 7 | TWO SIGMA INVESTMENTS, LP | 1.0M | $1.8M | 0.0% | 1.1% | -40.6% |
| 8 | Sixth Street Partners Management Company, L.P.NEW | 775,809 | $1.4M | 0.2% | 0.8% | new |
| 9 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 775,809 | $1.4M | 0.0% | 0.8% | +38.6% |
| 10 | Cambridge Investment Research Advisors, Inc. | 764,820 | $1,346 | 0.0% | 0.8% | +39.8% |
| 11 | FMR LLC | 727,115 | $1.3M | 0.0% | 0.7% | +0.4% |
| 12 | NORTHERN TRUST CORP | 712,965 | $1.3M | 0.0% | 0.7% | +227.4% |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLCNEW | 613,801 | $1.1M | 0.0% | 0.6% | new |
| 14 | VANGUARD FIDUCIARY TRUST CO | 606,388 | $1.1M | 0.0% | 0.6% | +16.6% |
| 15 | Qube Research & Technologies Ltd | 545,755 | $960,529 | 0.0% | 0.6% | +208.9% |
| 16 | UBS Group AG | 517,371 | $910,573 | 0.0% | 0.5% | +99.6% |
| 17 | MARSHALL WACE, LLP | 375,686 | $661,205 | 0.0% | 0.4% | -68.8% |
| 18 | Green Alpha Advisors, LLC | 364,324 | $641,210 | 0.4% | 0.4% | -2.5% |
| 19 | GOLDMAN SACHS GROUP INC | 322,875 | $568,260 | 0.0% | 0.3% | -14.3% |
| 20 | Invesco Ltd. | 301,117 | $529,966 | 0.0% | 0.3% | +260.6% |
| 21 | WELLS FARGO & COMPANY/MN | 298,315 | $525,035 | 0.0% | 0.3% | -1.8% |
| 22 | Man Group plc | 240,066 | $422,516 | 0.0% | 0.2% | +210.9% |
| 23 | Bank of New York Mellon Corp | 222,560 | $391,706 | 0.0% | 0.2% | +1678.9% |
| 24 | MILESTONE ASSET MANAGEMENT, LLC | 200,085 | $352,150 | 0.1% | 0.2% | +23.5% |
| 25 | MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 173,375 | $305,140 | 0.0% | 0.2% | +95.9% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.