PersonalisPSNL
13F holders, Q1 2025 (March 31)104holders −3
19new positions
21sold out
3famous investors
$3.51avg. 13F price*
At the end of Q1 2025, 104 institutions reported holding Personalis Inc. (PSNL) in their 13F filings, down 3 from Q4 2024. 19 opened new positions and 21 sold out. The largest holders were Merck & Co., Inc. ($49.3M), Lightspeed Management Company, L.L.C. ($28.6M) and ARK Investment Management ($25.2M). 3 famous investors held it, including Cathie Wood (0.3% of ARK Investment Management's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- Personalis Inc.
- CUSIP
- 71535D106
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 19 | $4.0M |
| Exits | 21 | $3.8M |
All 13F filers, Q4 2024 → Q1 2025: 5,465,534 shares bought and 2,237,016 shares sold, net +3,228,518 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 104 holders
| Merck & Co., Inc. | 30.01% | No change | 14,044,943 | $49.3M |
| Lightspeed Management Company, L.L.C. | 20.99% | No change | 8,160,734 | $28.6M |
| ARK Investment Management | 0.25% | Add +6.1% | 7,188,197 | $25.2M |
| AIGH Capital Management LLC | 7.23% | Add +4.5% | 3,968,948 | $13.9M |
| BlackRock, Inc. | 0.00% | Add +1.5% | 2,998,522 | $10.5M |
| Aberdeen Group plc | 0.01% | Add +472.3% | 1,704,784 | $6.0M |
| Vanguard Group Inc. | 0.00% | Reduce -25.6% | 1,290,591 | $4.5M |
| Blue Water Life Science Advisors, LP | 4.09% | Add +3.8% | 1,175,400 | $4.1M |
| Renaissance Technologies | 0.01% | Add +12.3% | 1,033,954 | $3.6M |
| Susquehanna International Group, LLP | 0.01% | Add +8.8% | 949,768 | $3.3M |
| Millennium Management | 0.00% | Reduce -33.8% | 871,512 | $3.1M |
| Marshall Wace, LLP | 0.00% | Add +894.5% | 696,286 | $2.4M |
| Sumitomo Mitsui Trust Group, Inc. | 0.00% | Reduce -7.8% | 675,974 | $2.4M |
| Amova Asset Management Americas, Inc. | 0.03% | Reduce -7.8% | 675,974 | $2.4M |
| Dimensional Fund Advisors LP | 0.00% | Add +54.9% | 635,029 | $2.2M |
| Kennedy Capital Management LLC | 0.05% | New | 604,290 | $2.1M |
| Morgan Stanley | 0.00% | Add +124.2% | 559,957 | $2.0M |
| Geode Capital Management, LLC | 0.00% | Add +3.2% | 514,176 | $1.8M |
| State of Michigan Retirement System | 0.01% | No change | 493,798 | $1.7M |
| Wellington Shields Capital Management, LLC | 0.27% | Reduce -1.1% | 426,331 | $1.5M |
| Qube Research & Technologies Ltd | 0.00% | Add +0.9% | 402,276 | $1.4M |
| Jacobs Levy Equity Management, Inc. | 0.01% | Reduce -5.5% | 366,962 | $1.3M |
| Acadian Asset Management LLC | 0.00% | Reduce -25.3% | 310,522 | $1.1M |
| Wellington Shields & Co., LLC | 0.32% | No change | 292,489 | $1.0M |
| Goldman Sachs Group Inc. | 0.00% | Add +55.7% | 284,426 | $998K |
| Howland Capital Management LLC | 0.04% | Add +7.7% | 282,808 | $993K |
| Perkins Capital Management Inc. | 0.95% | No change | 257,307 | $903K |
| Bruce & Co., Inc. | 0.29% | No change | 253,000 | $888K |
| Jane Street Group, LLC | 0.00% | Reduce -38.5% | 247,012 | $867K |
| Squarepoint Ops LLC | 0.00% | Add +120.9% | 202,490 | $711K |
| Bank of America Corp. | 0.00% | Reduce -5.4% | 201,002 | $706K |
| State Street Corp. | 0.00% | Reduce -1.6% | 195,263 | $685K |
| HRT Financial LP | 0.00% | New | 177,094 | $621K |
| Susquehanna Fundamental Investments, LLC | 0.01% | Add +309.3% | 154,147 | $541K |
| LPL Financial LLC | 0.00% | Add +2.8% | 147,915 | $519K |
| Gsa Capital Partners LLP | 0.05% | Add +67.6% | 144,667 | $508K |
| Williams Jones Wealth Management, LLC. | 0.01% | No change | 134,072 | $471K |
| Trexquant Investment LP | 0.01% | Add +455.0% | 122,959 | $432K |
| Schonfeld Strategic Advisors LLC | 0.00% | Add +697.6% | 114,531 | $402K |
| Two Sigma Investments, LP | 0.00% | Reduce -24.3% | 110,206 | $387K |
| Northern Trust Corp. | 0.00% | Add +9.0% | 97,039 | $341K |
| Barclays PLC | 0.00% | Reduce -21.4% | 85,991 | $302K |
| T. Rowe Price Associates Inc. | 0.00% | Reduce -10.5% | 85,000 | $299K |
| EntryPoint Capital, LLC | 0.13% | Add +76.0% | 83,628 | $294K |
| XTX Topco Ltd | 0.01% | Add +147.0% | 82,666 | $290K |
| Royal Bank of Canada | 0.00% | Add +3.1% | 78,341 | $275K |
| Dynamic Technology Lab Private Ltd | 0.04% | Add +75.6% | 76,729 | $269K |
| OMERS ADMINISTRATION Corp | 0.00% | Reduce -7.6% | 75,200 | $264K |
| American Century Companies Inc. | 0.00% | Add +33.9% | 67,377 | $236K |
| Graham Capital Management, L.P. | 0.01% | New | 58,083 | $204K |
| IQ EQ FUND MANAGEMENT (IRELAND) Ltd | 0.02% | Add +120.8% | 55,583 | $195K |
| Centiva Capital, LP | 0.01% | Add +25.1% | 50,527 | $177K |
| Tower Research Capital LLC (TRC) | 0.00% | Add +33266.0% | 47,046 | $165K |
| UBS Group AG | 0.00% | Add +10.5% | 46,311 | $163K |
| Verition Fund Management LLC | 0.00% | New | 44,939 | $158K |
| Jain Global LLC | 0.00% | New | 43,777 | $154K |
| Stifel Financial Corp. | 0.00% | Add +60.0% | 40,000 | $140K |
| Jefferies Financial Group Inc. | 0.00% | No change | 39,600 | $139K |
| HSBC Holdings PLC | 0.00% | Reduce -4.4% | 39,106 | $137K |
| Green Alpha Advisors, LLC | 0.14% | Reduce -4.4% | 37,283 | $131K |
| ExodusPoint Capital Management, LP | 0.00% | Add +48.2% | 34,172 | $120K |
| Bridgeway Capital Management, LLC | 0.00% | Reduce -64.3% | 30,600 | $107K |
| Quantessence Capital LLC | 0.03% | New | 28,495 | $100K |
| Ameriprise Financial Inc. | 0.00% | Reduce -24.6% | 25,932 | $91K |
| Engineers Gate Manager LP | 0.00% | Add +43.7% | 24,920 | $87K |
| LMR Partners LLP | 0.00% | New | 24,232 | $85K |
| Massar Capital Management, LP | 0.10% | New | 23,973 | $84K |
| Charles Schwab Investment Management Inc. | 0.00% | Add +0.0% | 22,943 | $81K |
| Ieq Capital, LLC | 0.00% | No change | 22,000 | $77K |
| Brevan Howard Capital Management LP | 0.00% | New | 21,924 | $77K |
| Susquehanna Portfolio Strategies, LLC | 0.03% | New | 21,412 | $75K |
| Two Sigma Advisers, LP | 0.00% | Reduce -39.4% | 20,800 | $73K |
| SIH Partners, LLLP | 0.01% | New | 19,966 | $70K |
| Franklin Resources Inc. | 0.00% | New | 18,490 | $65K |
| Diametric Capital, LP | 0.08% | New | 18,444 | $65K |
| Prudential Financial Inc. | 0.00% | No change | 18,350 | $64K |
| China Universal Asset Management Co., Ltd. | 0.01% | Add +18.2% | 17,704 | $62K |
| Parallel Advisors, LLC | 0.00% | No change | 16,522 | $60K |
| Wexford Capital LP | 0.01% | New | 16,316 | $57K |
| Russell Investments Group, Ltd. | 0.00% | Add +6.0% | 15,432 | $54K |
| Invesco Ltd. | 0.00% | Reduce -2.3% | 13,869 | $49K |
| Focus Partners Wealth | 0.00% | No change | 13,527 | $47K |
| Prime Capital Investment Advisors, LLC | 0.00% | Reduce -2.6% | 11,468 | $40K |
| Raymond James Financial Inc. | 0.00% | Reduce -4.5% | 10,600 | $37K |
| Group One Trading LLC | 0.00% | Add +167.1% | 6,093 | $21K |
| JPMorgan Chase & Co. | 0.00% | Reduce -16.8% | 4,870 | $17K |
| Rhumbline Advisers | 0.00% | No change | 3,709 | $13K |
| Mirae Asset Global Investments Co., Ltd. | 0.00% | Add +25.4% | 2,953 | $11K |
| Berbice Capital Management LLC | 0.01% | New | 200 | $10K |
| Osaic Holdings, Inc. | 0.00% | Add +24.4% | 2,426 | $9K |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 0.00% | Add +905.0% | 2,030 | $7K |
| Larson Financial Group LLC | 0.00% | New | 1,912 | $7K |
| GF Fund Management Co. LTD. | 0.00% | Add +22.0% | 1,809 | $6K |
| Citigroup Inc. | 0.00% | Reduce -97.3% | 1,287 | $5K |
| BNP Paribas Financial Markets | 0.00% | Reduce -98.2% | 1,274 | $4K |
| US Bancorp \de | 0.00% | No change | 1,000 | $4K |
| Caitong International Asset Management Co., Ltd | 0.00% | Reduce -14.2% | 590 | $2K |
| Wells Fargo & Company | 0.00% | No change | 522 | $2K |
| Asset Dedication, LLC | 0.00% | Add +100.0% | 400 | $1K |
| Principal Securities, Inc. | 0.00% | No change | 195 | $1K |
"% of holder's portfolio" is PSNL's weight in each manager's 13F, not the share of Personalis Inc. the manager owns.