Who owns MYRIAD GENETICS INC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of MYGN from SEC Form 13F filings across 197 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, 197 institutions disclosed 89.0M shares of MYRIAD GENETICS INC worth $508.3M — about 93.9% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
197
13F holders
$508.3M
value, 2026 filers
93.9%
of shares outstanding (89.0M sh)
45
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 MYGN's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 10.9M | $62.2M | 0.0% | 11.5% | +22.5% |
| 2 | MILLENNIUM MANAGEMENT LLC | 6.6M | $37.8M | 0.0% | 7% | -0.7% |
| 3 | Vestal Point Capital, LP | 5.7M | $32.7M | 0.8% | 6% | +248.0% |
| 4 | STATE STREET CORP | 5.0M | $28.5M | 0.0% | 5.3% | +12.7% |
| 5 | D. E. Shaw & Co., Inc. | 4.6M | $26.2M | 0.0% | 4.8% | +1.8% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 4.1M | $23.3M | 0.0% | 4.3% | +4.0% |
| 7 | ACADIAN ASSET MANAGEMENT LLC | 3.1M | $17.8M | 0.0% | 3.3% | +35.4% |
| 8 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.1M | $17.6M | 0.0% | 3.2% | +19.3% |
| 9 | AQR CAPITAL MANAGEMENT LLC | 2.8M | $15.8M | 0.0% | 2.9% | +44.7% |
| 10 | MORGAN STANLEY | 2.5M | $14.2M | 0.0% | 2.6% | -21.7% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 2.4M | $13.8M | 0.0% | 2.5% | +4.2% |
| 12 | GOLDMAN SACHS GROUP INC | 2.1M | $11.7M | 0.0% | 2.2% | -13.1% |
| 13 | JACOBS LEVY EQUITY MANAGEMENT, INC | 1.9M | $10.8M | 0.0% | 2% | -9.4% |
| 14 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.7M | $9.9M | 0.0% | 1.8% | -3.4% |
| 15 | Qube Research & Technologies Ltd | 1.7M | $9.5M | 0.0% | 1.8% | -1.5% |
| 16 | FEDERATED HERMES, INC. | 1.6M | $9.0M | 0.0% | 1.7% | -20.5% |
| 17 | TWO SIGMA INVESTMENTS, LP | 1.6M | $8.9M | 0.0% | 1.6% | +21.3% |
| 18 | Nuveen, LLC | 1.5M | $8.8M | 0.0% | 1.6% | +68.2% |
| 19 | MACKENZIE FINANCIAL CORPNEW | 1.5M | $8.8M | 0.0% | 1.6% | new |
| 20 | CITADEL ADVISORS LLC | 1.5M | $8.8M | 0.0% | 1.6% | +238.5% |
| 21 | Connor, Clark & Lunn Investment Management Ltd. | 1.4M | $8.0M | 0.0% | 1.5% | +6.8% |
| 22 | Aberdeen Group plc | 1.3M | $7.5M | 0.0% | 1.4% | +17.9% |
| 23 | MARSHALL WACE, LLP | 1.2M | $7.0M | 0.0% | 1.3% | +10.8% |
| 24 | DIMENSIONAL FUND ADVISORS LP | 1.1M | $6.0M | 0.0% | 1.1% | +42.3% |
| 25 | Assenagon Asset Management S.A. | 1.0M | $5.9M | 0.0% | 1.1% | -28.7% |
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.