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Pulse Biosciences
PLSE

84 hedge funds and large institutions have $91.7M invested in Pulse Biosciences in 2025 Q1 according to their latest regulatory filings, with 17 funds opening new positions, 23 increasing their positions, 29 reducing their positions, and 6 closing their positions.

New
Increased
Maintained
Reduced
Closed

183% more first-time investments, than exits

New positions opened: 17 | Existing positions closed: 6

44% more call options, than puts

Call options by funds: $1.49M | Put options by funds: $1.03M

15% more funds holding

Funds holding: 73 → 84 (+11)

0.44% less ownership

Funds ownership: 9.7% → 9.26% (-0.44%)

12% less capital invested

Capital invested by funds: $104M → $91.7M (-$12.2M)

21% less repeat investments, than reductions

Existing positions increased: 23 | Existing positions reduced: 29

Holders
84
Holders Change
+11
Holders Change %
+15.07%
% of All Funds
1.13%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
17
Increased
23
Reduced
29
Closed
6
Calls
$1.49M
Puts
$1.03M
Net Calls
+$457K
Net Calls Change
-$353K

Top Buyers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
+$1.61M
2
Renaissance Technologies
Renaissance Technologies
New York
+$1.26M
3
Squarepoint
Squarepoint
New York
+$958K
4
UBS Group
UBS Group
Switzerland
+$507K
5
Citadel Advisors
Citadel Advisors
Florida
+$479K

Top Sellers

Rank Fund Capital Flow
1
Vanguard Group
Vanguard Group
Pennsylvania
-$5.65M
2
Invesco
Invesco
Georgia
-$3.73M
3
State Street
State Street
Massachusetts
-$1.03M
4
BlackRock
BlackRock
New York
-$396K
5
Swiss National Bank
Swiss National Bank
Switzerland
-$226K
Name Holding Trade Value Shares
Change 		Change in
Stake
Nisa Investment Advisors
76
Nisa Investment Advisors
Missouri
$1.13K +$19 +1 +1%
Carson Wealth (CWM LLC)
77
Carson Wealth (CWM LLC)
Nebraska
$1K +$391 +21 +81%
TCM
78
TD Capital Management
Tennessee
$644 +$746 +40 New
US Bancorp
79
US Bancorp
Minnesota
$611 +$671 +36 +1,800%
PFBT
80
Parkside Financial Bank & Trust
Missouri
$485 +$559 +30 New
SCM
81
Sterling Capital Management
North Carolina
$306 – – –
EWA
82
EverSource Wealth Advisors
Alabama
$209 +$205 +11 +550%
TWD
83
True Wealth Design
Ohio
$33 +$37 +2 New
Invesco
84
Invesco
Georgia
– -$3.73M -214,490 Closed
BRA
85
Bender Robert & Associates
California
– -$202K -11,590 Closed
SG Americas Securities
86
SG Americas Securities
New York
– -$193K -11,110 Closed
CDDEC
87
Caisse Des Depots Et Consignations
France
– -$94.6K -5,435 Closed
AAP
88
Arax Advisory Partners
Colorado
– -$4.84K -278 Closed
PA
89
Parallel Advisors
California
– -$366 -21 Closed
1 2 3
4

PLSE Hedge Fund Activity: Q1 2025 in Review

84 of the 7,459 institutional investors tracked by Wall St. Rank reported a position in Pulse Biosciences (PLSE) for Q1 2025, worth a combined $91.7M — down 12% from $104M a quarter earlier.

Buyers outnumbered sellers: 17 funds opened new PLSE positions and 6 closed out — a net gain of 11 holders — while 23 added to existing stakes and 29 trimmed.

The largest buyer was Millennium Management, opening a new position worth an estimated $1.61M. The largest seller was Vanguard Group, cutting an estimated $5.65M.

  • 84 institutional investors held Pulse Biosciences (PLSE) as of Q1 2025, up from 73 in Q4 2024.
  • Funds reported $91.7M of Pulse Biosciences stock for Q1 2025, down 12% quarter-over-quarter.
  • 17 funds opened new Pulse Biosciences positions in Q1 2025 and 6 closed out, a net change of +11 holders.
  • The largest Pulse Biosciences buyer in Q1 2025 was Millennium Management, an estimated $1.61M added.
  • The largest Pulse Biosciences seller in Q1 2025 was Vanguard Group, an estimated $5.65M sold.

Based on aggregated 13F filings for Q1 2025.