Personalis
PSNL
104 hedge funds and large institutions have $192M invested in Personalis in 2025 Q1 according to their latest regulatory filings, with 19 funds opening new positions, 43 increasing their positions, 26 reducing their positions, and 21 closing their positions.
65% more repeat investments, than reductions
Existing positions increased: 43 | Existing positions reduced: 26
14% more call options, than puts
Call options by funds: $462K | Put options by funds: $404K
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
10% less first-time investments, than exits
New positions opened: 19 | Existing positions closed: 21
3% less funds holding
Funds holding: 107 → 104 (-3)
10.54% less ownership
Funds ownership: 72.66% → 62.12% (-11%)
35% less capital invested
Capital invested by funds: $298M → $192M (-$106M)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Aberdeen Group
Edinburgh,
United Kingdom
|
+$6.69M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$2.98M |
| 3 |
KCM
Kennedy Capital Management
St Louis,
Missouri
|
+$2.87M |
| 4 |
AIM
ARK Investment Management
St. Petersburg,
Florida
|
+$1.96M |
| 5 |
Morgan Stanley
New York
|
+$1.47M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$2.12M |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
-$2.11M |
| 3 |
6CM
683 Capital Management
New York
|
-$775K |
| 4 |
Jane Street
New York
|
-$733K |
| 5 |
Connor, Clark & Lunn Investment Management (CC&L)
Vancouver,
British Columbia, Canada
|
-$599K |
PSNL Hedge Fund Activity: Q1 2025 in Review
104 of the 7,472 institutional investors tracked by Wall St. Rank reported a position in Personalis (PSNL) for Q1 2025, worth a combined $192M — down 35% from $298M a quarter earlier.
Sellers outnumbered buyers: 21 funds closed out of PSNL and 19 opened new positions — a net loss of 2 holders — while 26 trimmed existing stakes and 43 added.
The largest buyer was Aberdeen Group, adding an estimated $6.69M. The largest seller was Millennium Management, cutting an estimated $2.12M.
- 104 institutional investors held Personalis (PSNL) as of Q1 2025, down from 107 in Q4 2024.
- Funds reported $192M of Personalis stock for Q1 2025, down 35% quarter-over-quarter.
- 19 funds opened new Personalis positions in Q1 2025 and 21 closed out, a net change of -2 holders.
- The largest Personalis buyer in Q1 2025 was Aberdeen Group, an estimated $6.69M added.
- The largest Personalis seller in Q1 2025 was Millennium Management, an estimated $2.12M sold.
Based on aggregated 13F filings for Q1 2025.