VivoSim Labs
VIVS
29 hedge funds and large institutions have $644K invested in VivoSim Labs in 2025 Q3 according to their latest regulatory filings, with 11 funds opening new positions, 6 increasing their positions, 4 reducing their positions, and 8 closing their positions.
241% more capital invested
Capital invested by funds: $189K → $644K (+$455K)
50% more repeat investments, than reductions
Existing positions increased: 6 | Existing positions reduced: 4
38% more first-time investments, than exits
New positions opened: 11 | Existing positions closed: 8
12% more funds holding
Funds holding: 26 → 29 (+3)
3.55% more ownership
Funds ownership: 4.95% → 8.49% (+3.5%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
DS
DRW Securities
Chicago,
Illinois
|
+$160K |
| 2 |
HF
HRT Financial
New York
|
+$74.9K |
| 3 |
Two Sigma Investments
New York
|
+$54.9K |
| 4 |
TSS
Two Sigma Securities
New York
|
+$43.1K |
| 5 |
Geode Capital Management
Boston,
Massachusetts
|
+$42.5K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Citadel Advisors
Miami,
Florida
|
-$84.5K |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$24.6K |
| 3 |
Raymond James Financial
St Petersburg,
Florida
|
-$4.87K |
| 4 |
TRCT
Tower Research Capital (TRC)
New York
|
-$1.2K |
| 5 |
Wells Fargo
San Francisco,
California
|
-$97 |
| Name | Holding | Trade Value |
Shares Change |
Change in Stake |
|
|---|---|---|---|---|---|
|
GSWM
26
Golden State Wealth Management
Santa Ana,
California
| $6 | – | – | – |
|
27
Rockefeller Capital Management
New York
| $6 | +$5 | +2 | New |
|
|
S
28
SignatureFD
Atlanta,
Georgia
| $6 | +$5 | +2 | New |
|
|
HI
29
Harbour Investments
Madison,
Wisconsin
| $3 | – | – | – |
|
|
30
Citadel Advisors
Miami,
Florida
| – | -$84.5K | -57,493 | Closed |
|
|
31
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
| – | -$24.6K | -16,727 | Closed |
|
|
32
Raymond James Financial
St Petersburg,
Florida
| – | -$4.87K | -3,313 | Closed |
|
|
KHC
33
Koesten Hirschmann & Crabtree
Overland Park,
Kansas
| – | -$3 | -2 | Closed |
|
|
ME
34
McIlrath & Eck
Arlington,
Washington
| – | -$3 | -2 | Closed |
|
|
TIM
35
Total Investment Management
Scottsdale,
Arizona
| – | -$3 | -2 | Closed |
|
VIVS Hedge Fund Activity: Q3 2025 in Review
29 of the 7,621 institutional investors tracked by Wall St. Rank reported a position in VivoSim Labs (VIVS) for Q3 2025, worth a combined $644K — up 241% from $189K a quarter earlier.
Buyers outnumbered sellers: 11 funds opened new VIVS positions and 8 closed out — a net gain of 3 holders — while 6 added to existing stakes and 4 trimmed.
The largest buyer was DRW Securities, opening a new position worth an estimated $160K. The largest seller was Citadel Advisors, exiting entirely with an estimated $84.5K sold.
- 29 institutional investors held VivoSim Labs (VIVS) as of Q3 2025, up from 26 in Q2 2025.
- Funds reported $644K of VivoSim Labs stock for Q3 2025, up 241% quarter-over-quarter.
- 11 funds opened new VivoSim Labs positions in Q3 2025 and 8 closed out, a net change of +3 holders.
- The largest VivoSim Labs buyer in Q3 2025 was DRW Securities, an estimated $160K added.
- The largest VivoSim Labs seller in Q3 2025 was Citadel Advisors, an estimated $84.5K sold.
Based on aggregated 13F filings for Q3 2025.