Pulse Biosciences, Inc. (PLSE) Insider Trading

Over the last 3 months, PLSE insiders made 3 open-market buys and 0 sales, a net purchase of $26.3M (SEC Form 4). Multiple insiders bought within days of each other (cluster buying). Over the last 6 months, 57 institutions increased and 51 reduced their position (13F).

Insider Activity

Sentiment
100/100
Buys (3m)
3
Sells (3m)
0
Net (3m)
$26.3M
Insiders buyingCluster buying
Insider trades by month Buys Sells
Dec
Jun
Sep
Oct
Feb
May
Context3-month price +38.1%Institutions accumulating (13F)
DateInsiderTypeSharesPrice
May 15, 2026DUGGAN ROBERT Wdirector, 10 percent owner: Buy660,233$19.69
May 11, 2026LAVIOLETTE PAUL Adirector, officer: Chief Executive OfficerBuy15,000$19.69
May 11, 2026DUGGAN ROBERT Wdirector, 10 percent owner: Buy660,233$19.69
Apr 3, 2026UECKER DARRINdirector, officer: Chief Technology OfficerGrant100,000
Feb 23, 2026Danahy Kevin Patrickofficer: Chief Commercial OfficerSell5,000$23.64
Feb 23, 2026Danahy Kevin Patrickofficer: Chief Commercial OfficerOption5,000$1.53
Feb 17, 2026Danahy Kevin Patrickofficer: Chief Commercial OfficerSell20,000$23.53
Feb 17, 2026Danahy Kevin Patrickofficer: Chief Commercial OfficerOption20,000$1.53
Feb 11, 2026Danahy Kevin Patrickofficer: Chief Commercial OfficerSell20,000$23.52
Feb 11, 2026Danahy Kevin Patrickofficer: Chief Commercial OfficerOption20,000$1.53
Feb 6, 2026Sainz MariadirectorGrant50,000$14.72
Feb 6, 2026Sainz MariadirectorGrant3,104$13.69
Oct 7, 2025Danahy Kevin Patrickofficer: Chief Commercial OfficerOption4,600$1.53
Oct 7, 2025Danahy Kevin Patrickofficer: Chief Commercial OfficerSell4,600$18.53
Sep 22, 2025Danahy Kevin Patrickofficer: Chief Commercial OfficerSell20,000$18.49
Sep 22, 2025Danahy Kevin Patrickofficer: Chief Commercial OfficerOption400$1.53
Sep 22, 2025Danahy Kevin Patrickofficer: Chief Commercial OfficerOption20,000$1.53
Sep 22, 2025Danahy Kevin Patrickofficer: Chief Commercial OfficerSell400$18.48
Sep 18, 2025UECKER DARRINdirector, officer: Chief Technology OfficerOption25,000$4.00
Sep 18, 2025UECKER DARRINdirector, officer: Chief Technology OfficerOption20,000$4.00
Sep 18, 2025UECKER DARRINdirector, officer: Chief Technology OfficerSell25,000$16.28
Sep 18, 2025UECKER DARRINdirector, officer: Chief Technology OfficerSell20,000$16.21
Sep 18, 2025UECKER DARRINdirector, officer: Chief Technology OfficerOption100,000$4.00
Sep 18, 2025UECKER DARRINdirector, officer: Chief Technology OfficerOption61,534$4.00
Sep 15, 2025UECKER DARRINdirector, officer: Chief Technology OfficerSell25,000$14.32
Sep 15, 2025UECKER DARRINdirector, officer: Chief Technology OfficerOption25,000$4.00
Sep 12, 2025DUGGAN ROBERT Wdirector, 10 percent owner: Buy34,659$14.66
Sep 12, 2025DUGGAN ROBERT Wdirector, 10 percent owner: Buy145,140$14.41
Sep 12, 2025DUGGAN ROBERT Wdirector, 10 percent owner: Buy12,800$14.77
Aug 19, 2025Zanganeh MahkamdirectorGrant30,000$16.16

Source: PLSE SEC Form 4 filings, latest May 15, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their PLSE positions over the last 6 months (SEC Form 13F).

Increased
57
New positions
38
Reduced
51
Sold out
25
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Increased1.4MFeb 12, 2026
BLACKROCK, INC.Reduced1.3MMay 13, 2026
VANGUARD GROUP INCIncreased1.1MJan 29, 2026
BANK OF AMERICA CORP /DE/Increased866KMay 18, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position816KMay 15, 2026
BANK OF AMERICA CORP /DE/Increased805KFeb 3, 2026
BANK OF AMERICA CORP /DE/Reduced800KFeb 17, 2026
PORTOLAN CAPITAL MANAGEMENT, LLCIncreased733KMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased492KMay 15, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced465KFeb 9, 2026
MASSACHUSETTS FINANCIAL SERVICES CO /MA/New Position463KMay 14, 2026
STATE STREET CORPIncreased457KMay 15, 2026
STATE STREET CORPIncreased447KFeb 13, 2026
PORTOLAN CAPITAL MANAGEMENT, LLCIncreased393KFeb 17, 2026
BALYASNY ASSET MANAGEMENT L.P.New Position265KMay 15, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.