Who owns IDEAYA Biosciences, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of IDYA from SEC Form 13F filings across 285 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.
As of the 2026-06-30 reporting period, 285 institutions disclosed 102.0M shares of IDEAYA Biosciences, Inc. worth $3.80B — about 110.8% of shares outstanding; the largest disclosed holder is FMR LLC. Source: SEC Form 13F filings, parsed by EvidInvest.
285
13F holders
$3.80B
value, 2026 filers
110.8%
of shares outstanding (102.0M sh)
68
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 IDYA's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 14.1M | $525.9M | 0.0% | 15.3% | +7.1% |
| 2 | BlackRock, Inc. | 8.9M | $331.5M | 0.0% | 9.7% | +5.3% |
| 3 | Jupiter Topco LLCNEW | 8.6M | $319.7M | 0.1% | 9.3% | new |
| 4 | Capital Research Global Investors | 5.3M | $199.2M | 0.0% | 5.8% | +3.5% |
| 5 | BAKER BROS. ADVISORS LP | 5.0M | $186.7M | 0.9% | 5.4% | +26.9% |
| 6 | STATE STREET CORP | 4.5M | $169.5M | 0.0% | 4.9% | +20.3% |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 4.1M | $154.0M | 0.0% | 4.5% | +10.7% |
| 8 | Logos Global Management LP | 3.0M | $111.8M | 4.8% | 3.3% | -13.0% |
| 9 | ADAGE CAPITAL PARTNERS GP, L.L.C. | 2.7M | $101.2M | 0.1% | 2.9% | -3.8% |
| 10 | DEERFIELD MANAGEMENT COMPANY, L.P. | 2.7M | $101.2M | 1.1% | 2.9% | +77.4% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 2.4M | $90.4M | 0.0% | 2.6% | -3.0% |
| 12 | PRICE T ROWE ASSOCIATES INC /MD/ | 2.2M | $82.3M | 0.0% | 2.4% | +67.8% |
| 13 | MORGAN STANLEY | 1.9M | $72.0M | 0.0% | 2.1% | +3.8% |
| 14 | DIMENSIONAL FUND ADVISORS LP | 1.7M | $61.9M | 0.0% | 1.8% | +24.6% |
| 15 | ALLIANCEBERNSTEIN L.P. | 1.6M | $54.2M | 0.0% | 1.8% | +1514.8% |
| 16 | Fiera Capital Corp | 1.4M | $53.9M | 0.2% | 1.6% | -42.8% |
| 17 | FEDERATED HERMES, INC. | 1.4M | $53.4M | 0.1% | 1.6% | -52.1% |
| 18 | GSK plc | 1.3M | $49.7M | 8.3% | 1.4% | 0.0% |
| 19 | BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 1.3M | $47.3M | 0.0% | 1.4% | +15.3% |
| 20 | GOLDMAN SACHS GROUP INC | 1.2M | $45.9M | 0.0% | 1.3% | -25.6% |
| 21 | Candriam S.C.A. | 1.1M | $40.7M | 0.2% | 1.2% | -1.4% |
| 22 | BANK OF AMERICA CORP /DE/ | 1.0M | $38.2M | 0.0% | 1.1% | +8.9% |
| 23 | Sofinnova Investments, Inc. | 925,119 | $34.5M | 1.8% | 1% | -18.3% |
| 24 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIPNEW | 891,608 | $33.2M | 0.0% | 1% | new |
| 25 | Fisher Asset Management, LLC | 851,306 | $31.7M | 0.0% | 0.9% | -3.6% |
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.