Pulse Biosciences
PLSE
105 hedge funds and large institutions have $297M invested in Pulse Biosciences in 2026 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 43 increasing their positions, 23 reducing their positions, and 10 closing their positions.
739% more capital inflows, than outflows
Capital inflows: $80M | Capital outflows: $9.5M
215% more call options, than puts
Call options by funds: $1.56M | Put options by funds: $494K
110% more first-time investments, than exits
New positions opened: 21 | Existing positions closed: 10
87% more repeat investments, than reductions
Existing positions increased: 43 | Existing positions reduced: 23
9% more funds holding
Funds holding: 96 → 105 (+9)
4.05% more ownership
Funds ownership: 11.42% → 15.48% (+4.1%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$17.3M |
| 2 |
Bank of America
Charlotte,
North Carolina
|
+$13.7M |
| 3 |
Citadel Advisors
Miami,
Florida
|
+$11.4M |
| 4 |
Balyasny Asset Management
Chicago,
Illinois
|
+$10.7M |
| 5 |
UBS Group
Zurich,
Switzerland
|
+$5.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
LMR Partners
London,
United Kingdom
|
-$4.6M |
| 2 |
Parkman Healthcare Partners
Stamford,
Connecticut
|
-$1.08M |
| 3 |
Millennium Management
New York
|
-$763K |
| 4 |
Vanguard Capital Management
Malvern,
Pennsylvania
|
-$642K |
| 5 |
XTX Topco
George Town,
Cayman Islands
|
-$515K |
PLSE Hedge Fund Activity: Q2 2026 in Review
105 of the 8,358 institutional investors tracked by Wall St. Rank reported a position in Pulse Biosciences (PLSE) for Q2 2026, worth a combined $297M — up 77% from $168M a quarter earlier.
Buyers outnumbered sellers: 21 funds opened new PLSE positions and 10 closed out — a net gain of 11 holders — while 43 added to existing stakes and 23 trimmed.
The largest buyer was T. Rowe Price Associates, adding an estimated $17.3M. The largest seller was LMR Partners, exiting entirely with an estimated $4.6M sold.
- 105 institutional investors held Pulse Biosciences (PLSE) as of Q2 2026, up from 96 in Q1 2026.
- Funds reported $297M of Pulse Biosciences stock for Q2 2026, up 77% quarter-over-quarter.
- 21 funds opened new Pulse Biosciences positions in Q2 2026 and 10 closed out, a net change of +11 holders.
- The largest Pulse Biosciences buyer in Q2 2026 was T. Rowe Price Associates, an estimated $17.3M added.
- The largest Pulse Biosciences seller in Q2 2026 was LMR Partners, an estimated $4.6M sold.
Based on aggregated 13F filings for Q2 2026.