Profusa Inc
PFSA
8 hedge funds and large institutions have $36.2K invested in Profusa Inc in 2026 Q1 according to their latest regulatory filings, with 5 funds opening new positions, 1 increasing their positions, 1 reducing their positions, and 13 closing their positions.
0.05% more ownership
Funds ownership: 0% → 0.05% (+0.05%)
0% more repeat investments, than reductions
Existing positions increased: 1 | Existing positions reduced: 1
53% less funds holding
Funds holding: 17 → 8 (-9)
62% less first-time investments, than exits
New positions opened: 5 | Existing positions closed: 13
93% less capital invested
Capital invested by funds: $484K → $36.2K (-$448K)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
+$111K |
| 2 |
Geode Capital Management
Boston,
Massachusetts
|
+$103K |
| 3 |
TRCT
Tower Research Capital (TRC)
New York
|
+$6.46K |
| 4 |
Morgan Stanley
New York
|
+$5.75K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
-$167K |
| 2 |
LWL
Leo Wealth LLC
Hurst,
Texas
|
-$15.6K |
| 3 |
Jane Street
New York
|
-$9.11K |
| 4 |
YCM
Yakira Capital Management
Westport,
Connecticut
|
-$7.82K |
| 5 |
RW
RVW Wealth
Los Angeles,
California
|
-$3.07K |
PFSA Hedge Fund Activity: Q1 2026 in Review
8 of the 8,191 institutional investors tracked by Wall St. Rank reported a position in Profusa Inc (PFSA) for Q1 2026, worth a combined $36.2K — down 93% from $484K a quarter earlier.
Sellers outnumbered buyers: 13 funds closed out of PFSA and 5 opened new positions — a net loss of 8 holders — while 1 trimmed existing stakes and 1 added.
The largest buyer was Citadel Advisors, opening a new position worth an estimated $111K. The largest seller was UBS Group, cutting an estimated $167K.
- 8 institutional investors held Profusa Inc (PFSA) as of Q1 2026, down from 17 in Q4 2025.
- Funds reported $36.2K of Profusa Inc stock for Q1 2026, down 93% quarter-over-quarter.
- 5 funds opened new Profusa Inc positions in Q1 2026 and 13 closed out, a net change of -8 holders.
- The largest Profusa Inc buyer in Q1 2026 was Citadel Advisors, an estimated $111K added.
- The largest Profusa Inc seller in Q1 2026 was UBS Group, an estimated $167K sold.
Based on aggregated 13F filings for Q1 2026.