Who owns Maze Therapeutics, Inc.?
Institutional ownership of MAZE from SEC Form 13F filings across 107 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.
107
13F holders
$689.3M
value, 2026 filers
42.9%
of shares outstanding (23.7M sh)
24
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 MAZE's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 3.5M | $104.5M | 0.0% | 6.3% | +36.3% |
| 2 | Jupiter Topco LLCNEW | 3.4M | $101.8M | 0.0% | 6.2% | new |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 1.8M | $53.1M | 0.0% | 3.2% | -38.1% |
| 4 | a16z Capital Management, L.L.C. | 1.7M | $50.8M | 0.4% | 3.1% | 0.0% |
| 5 | Alphabet Inc. | 1.4M | $41.4M | 0.0% | 2.5% | 0.0% |
| 6 | FMR LLC | 1.1M | $31.5M | 0.0% | 1.9% | +22.3% |
| 7 | JPMORGAN CHASE & CO | 964,011 | $28.0M | 0.0% | 1.7% | +1549.4% |
| 8 | MARSHALL WACE, LLP | 914,572 | $27.3M | 0.0% | 1.7% | +194.4% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 858,054 | $25.6M | 0.0% | 1.6% | +43.0% |
| 10 | CITADEL ADVISORS LLC | 852,676 | $25.4M | 0.0% | 1.5% | +9.9% |
| 11 | Woodline Partners LP | 736,216 | $22.0M | 0.1% | 1.3% | -43.4% |
| 12 | BESSEMER GROUP INC | 481,790 | $14,377 | 0.0% | 0.9% | 0.0% |
| 13 | VANGUARD PORTFOLIO MANAGEMENT LLC | 393,107 | $11.7M | 0.0% | 0.7% | +101.0% |
| 14 | Aberdeen Group plc | 383,773 | $11.5M | 0.0% | 0.7% | +69.6% |
| 15 | BANK OF AMERICA CORP /DE/ | 321,227 | $9.6M | 0.0% | 0.6% | +64.7% |
| 16 | NORTHERN TRUST CORP | 294,742 | $8.8M | 0.0% | 0.5% | +39.4% |
| 17 | GOLDMAN SACHS GROUP INC | 293,144 | $8.7M | 0.0% | 0.5% | +4.8% |
| 18 | Candriam S.C.A. | 273,932 | $8.2M | 0.0% | 0.5% | -1.5% |
| 19 | Hudson Bay Capital Management LP | 270,000 | $8.1M | 0.0% | 0.5% | +3212.9% |
| 20 | Sixth Street Partners Management Company, L.P.NEW | 260,566 | $7.8M | 1.3% | 0.5% | new |
| 21 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 260,566 | $7.8M | 0.0% | 0.5% | +39.8% |
| 22 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 248,000 | $7.4M | 0.0% | 0.4% | -78.9% |
| 23 | AMERIPRISE FINANCIAL INC | 227,425 | $6.8M | 0.0% | 0.4% | +111.6% |
| 24 | VANGUARD FIDUCIARY TRUST CO | 219,938 | $6.6M | 0.0% | 0.4% | +45.7% |
| 25 | TWO SIGMA INVESTMENTS, LP | 192,952 | $5.8M | 0.0% | 0.3% | +1117.7% |
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.