Personalis, Inc.
PSNL- Exchange
- Nasdaq
- Industry
- Services-Medical Laboratories
- SEC CIK
- 0001527753
In the last 90 days, Personalis, Inc. insiders filed 0 open-market purchases and 6 sales; 158 institutions reported holding it in 13F filings for Q2 2026, worth $1.14B in total; ARK Invest is the only superinvestor holding it.
13F holders, Q1 2025
Institutional positions in Personalis, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 104
- −2 vs. Q4 2024
- Shares held
- 54.8M
- +3.23M (+6.3%) vs. Q4 2024
- Total value
- $192.4M
- −$105.8M (−35.5%) vs. Q4 2024
- New holders
- 19
- 43 more added
- Sold out
- 21
- 26 more reduced
1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PSNL on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 158 | $1.14B |
| Q1 2026 | 140 | $538.8M |
| Q4 2025 | 126 | $644.8M |
| Q3 2025 | 109 | $421.8M |
| Q2 2025 | 105 | $396.6M |
| Q1 2025 | 104 | $192.4M |
| Q4 2024 | 107 | $298.2M |
| Q3 2024 | 83 | $157.6M |
| Q2 2024 | 69 | $25.7M |
| Q1 2024 | 71 | $33.2M |
| Q4 2023 | 69 | $46.1M |
| Q3 2023 | 63 | $30.0M |
| Q2 2023 | 66 | $49.0M |
| Q1 2023 | 63 | $75.0M |
| Q4 2022 | 80 | $55.0M |
| Q3 2022 | 81 | $83.9M |
| Q2 2022 | 99 | $105.6M |
| Q1 2022 | 125 | $265.3M |
| Q4 2021 | 108 | $456.2M |
| Q3 2021 | 120 | $604.2M |
| Q2 2021 | 136 | $807.9M |
| Q1 2021 | 134 | $763.1M |
Institutions, Q1 2025
Shares, value and share of portfolio for each institution holding Personalis, Inc.; share changes are against Q4 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| ARK Investment Management LLCSuperinvestorARK Invest | 7,188,197 | $25.2M | 0.25% | +412,762+6.1% | Added |
| Lightspeed Management Company, L.L.C. | 8,160,734 | $28.6M | 20.99% | 00.0% | Unchanged |
| Merck & Co., Inc. | 14,044,943 | $49.3M | 30.01% | 00.0% | Unchanged |
| Berbice Capital Management LLC | 200 | – | – | +200 | New |
| 683 Capital Management, LLC | 0 | $0 | 0.00% | −134,000−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −103,586−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −101,732−100.0% | Sold out |
| Citadel Advisors LLC | 0 | $0 | 0.00% | −99,027−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −60,127−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −33,940−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −25,686−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −12,708−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −12,560−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −11,848−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −11,482−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −10,829−100.0% | Sold out |
| Alpine Global Management, LLC | 0 | $0 | 0.00% | −10,412−100.0% | Sold out |
| Keebeck Alpha, LP | 0 | $0 | 0.00% | −10,284−100.0% | Sold out |
| Pathstone Holdings, LLC | 0 | $0 | 0.00% | −10,215−100.0% | Sold out |
| Point72 Asia (Singapore) Pte. Ltd. | 0 | $0 | 0.00% | −4,880−100.0% | Sold out |
| Public Employees Retirement System of Ohio | 0 | $0 | 0.00% | −1,226−100.0% | Sold out |
| Ancora Advisors, LLC | 0 | $0 | 0.00% | −800−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −531−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −257−100.0% | Sold out |
| Creative Planning | 0 | $0 | 0.00% | −157−100.0% | Sold out |
| WR Wealth Planners, LLC | – | – | – | – | Not filed |