FREMONT, CA
PERSONALIS, INC.PSNL— Latest position per institution from SEC 13F filings
15
Institutional holders
79.85M
Total shares held
948.33M
Estimated value
3.99M
Avg. position size
MERCK & CO., INC.
CIK 310158
Shares
14.04M
Value
188.20M
Filed
Jun 30, 2026
ARK INVESTMENT MANAGEMENT LLC
CIK 1697748
Shares
8.27M
Value
110.84M
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
7.08M
Value
94.91M
Filed
Jun 30, 2026
LIGHTSPEED MANAGEMENT COMPANY, L.L.C.
CIK 1702122
Shares
6.10M
Value
81.76M
Filed
Jun 30, 2026
AMERIPRISE FINANCIAL INC
CIK 820027
Shares
6.09M
Value
81.56M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
4.76M
Value
30.31K
Filed
Mar 31, 2026
DEEP TRACK CAPITAL, LP
CIK 1856083
Shares
4M
Value
53.60M
Filed
Jun 30, 2026
ABERDEEN GROUP PLC
CIK 1716774
Shares
3.75M
Value
50.21M
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
3.29M
Value
3.85M
Filed
Jun 30, 2024
VANGUARD GROUP INC
CIK 102909
Shares
3.25M
Value
25.90M
Filed
Dec 31, 2025
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
3.01M
Value
40.34M
Filed
Jun 30, 2026
CASDIN CAPITAL, LLC
CIK 1534261
Shares
2.55M
Value
34.17M
Filed
Jun 30, 2026
KENNEDY CAPITAL MANAGEMENT LLC
CIK 884589
Shares
2.36M
Value
31.68M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.82M
Value
24.43M
Filed
Jun 30, 2026
BANK OF AMERICA CORP /DE/
CIK 70858
Shares
1.82M
Value
24.40M
Filed
Jun 30, 2026
AIGH CAPITAL MANAGEMENT LLC
CIK 1835943
Shares
1.72M
Value
22.98M
Filed
Jun 30, 2026
BLUE WATER LIFE SCIENCE ADVISORS, LP
CIK 1789778
Shares
1.68M
Value
22.46M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.50M
Value
20.06M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
1.49M
Value
19.93M
Filed
Jun 30, 2026
MORGAN STANLEY
CIK 895421
Shares
1.27M
Value
17.03M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MERCK & CO., INC. | 310158 | 14.04M | 188.20M | Jun 30, 2026 |
| 2 | ARK INVESTMENT MANAGEMENT LLC | 1697748 | 8.27M | 110.84M | Jun 30, 2026 |
| 3 | BLACKROCK, INC. | 2012383 | 7.08M | 94.91M | Jun 30, 2026 |
| 4 | LIGHTSPEED MANAGEMENT COMPANY, L.L.C. | 1702122 | 6.10M | 81.76M | Jun 30, 2026 |
| 5 | AMERIPRISE FINANCIAL INC | 820027 | 6.09M | 81.56M | Jun 30, 2026 |
| 6 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 4.76M | 30.31K | Mar 31, 2026 |
| 7 | DEEP TRACK CAPITAL, LP | 1856083 | 4M | 53.60M | Jun 30, 2026 |
| 8 | ABERDEEN GROUP PLC | 1716774 | 3.75M | 50.21M | Jun 30, 2026 |
| 9 | BLACKROCK FINANCE, INC. | 1364742 | 3.29M | 3.85M | Jun 30, 2024 |
| 10 | VANGUARD GROUP INC | 102909 | 3.25M | 25.90M | Dec 31, 2025 |
| 11 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 3.01M | 40.34M | Jun 30, 2026 |
| 12 | CASDIN CAPITAL, LLC | 1534261 | 2.55M | 34.17M | Jun 30, 2026 |
| 13 | KENNEDY CAPITAL MANAGEMENT LLC | 884589 | 2.36M | 31.68M | Jun 30, 2026 |
| 14 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.82M | 24.43M | Jun 30, 2026 |
| 15 | BANK OF AMERICA CORP /DE/ | 70858 | 1.82M | 24.40M | Jun 30, 2026 |
| 16 | AIGH CAPITAL MANAGEMENT LLC | 1835943 | 1.72M | 22.98M | Jun 30, 2026 |
| 17 | BLUE WATER LIFE SCIENCE ADVISORS, LP | 1789778 | 1.68M | 22.46M | Jun 30, 2026 |
| 18 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.50M | 20.06M | Jun 30, 2026 |
| 19 | STATE STREET CORP | 93751 | 1.49M | 19.93M | Jun 30, 2026 |
| 20 | MORGAN STANLEY | 895421 | 1.27M | 17.03M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.