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ISSUER PROFILE · CIK 0001625101

Pulse Biosciences, Inc.PLSE

5 13D/G filings 2 distinct filers 23 insider transactions (365d)

Post-Filing Returns · across 1 activist filings on this issuer

Median 30d
0.0%
avg 0.0%
Median 60d
-6.2%
avg -6.2%
Median 90d
—
avg —
Median 180d
—
avg —

Returns measured from each activist filing's date_of_event, split + dividend adjusted via Yahoo Finance.

Cross-Reference Snapshot

Activist filings
5
1 SCHEDULE 13D/A · 4 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
23
9 buys · 7 sales
Latest short DTC
7.20
as of 2026-10-15

13D/G Filings Timeline · 5 total

FiledFormFilerStakeSharesIntent
2026-05-13 SCHEDULE 13D/A DUGGAN ROBERT W — 49,706,423 view →
2024-07-08 SC DUGGAN ROBERT W — — view →
2021-07-02 SC DUGGAN ROBERT W — — view →
2021-05-11 SC DUGGAN ROBERT W — — view →
2018-02-26 SC MARLETT CHRISTOPHER A — — view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-09-01 Teplitsky Liane Rae officer Buy 1,001 $49.95 $50K
2026-08-31 Teplitsky Liane Rae officer Buy 1,024 $48.80 $50K
2026-05-11 DUGGAN ROBERT W director, 10%+ Buy 660,233 $19.69 $13.00M
2026-05-11 LAVIOLETTE PAUL A director, officer Buy 15,000 $19.69 $295K
2026-05-11 LAVIOLETTE PAUL A director, officer Buy 15,000 $19.69 $295K
2026-05-11 DUGGAN ROBERT W director, 10%+ Buy 660,233 $19.69 $13.00M
2026-03-23 UECKER DARRIN director, officer Award 100,000 — —
2026-02-18 Danahy Kevin Patrick officer Option exercise 5,000 $1.53 $8K
2026-02-18 Danahy Kevin Patrick officer Sale 5,000 $23.64 $118K
2026-02-17 Danahy Kevin Patrick officer Option exercise 20,000 $1.53 $31K
2026-02-17 Danahy Kevin Patrick officer Sale 20,000 $23.63 $473K
2026-02-13 Danahy Kevin Patrick officer Option exercise 20,000 $1.53 $31K
2026-02-13 Danahy Kevin Patrick officer Sale 20,000 $23.53 $471K
2026-02-12 Danahy Kevin Patrick officer Option exercise 20,000 $1.53 $31K
2026-02-12 Danahy Kevin Patrick officer Sale 20,000 $23.37 $467K
2026-02-11 Danahy Kevin Patrick officer Option exercise 20,000 $1.53 $31K
2026-02-11 Danahy Kevin Patrick officer Sale 20,000 $25.20 $504K
2026-02-10 Danahy Kevin Patrick officer Option exercise 20,000 $1.53 $31K
2026-02-10 Danahy Kevin Patrick officer Sale 20,000 $23.52 $470K
2026-02-09 Danahy Kevin Patrick officer Option exercise 20,000 $1.53 $31K
2026-02-09 Danahy Kevin Patrick officer Sale 20,000 $21.45 $429K
2026-02-05 Sainz Maria director Award 3,104 $13.69 $42K
2026-01-08 Sainz Maria director Award 50,000 $14.72 $736K

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-10-15 3,004,624 7.20 -9.3%
2026-09-30 3,312,487 5.61 +5.5%
2026-09-15 3,139,674 3.89 +0.6%
2026-08-31 3,121,131 7.94 +12.8%
2026-08-14 2,765,732 6.38 -7.3%
2026-07-31 2,983,029 7.00 +3.2%
2026-07-15 2,889,600 11.62 +1.2%
2026-06-30 2,856,310 6.59 +1.4%
2026-06-15 2,818,371 8.65 -8.7%
2026-05-29 3,086,437 10.47 -4.1%
2026-05-15 3,218,960 6.94 +10.1%
2026-04-30 2,924,507 12.11 +0.6%

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