Duggan Robert W

Summit Therapeutics Inc. ยท Co-Chief Executive Officer

Duggan Robert W is listed in public filings as director, 10 percent owner, officer: Co-Chief Executive Officer. This Duggan Robert W insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Summit Therapeutics Inc. (SMMT), and Pulse Biosciences, Inc. (PLSE). Investors use Duggan Robert W's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Summit Therapeutics Inc.SMMT$377M25.8M sharesBuyJun 4, 2026$1.5M100k shares$14.60--

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Pulse Biosciences, Inc.PLSE$949M48.2M sharesBuyMay 11, 2026$13.0M660.2k shares$19.69--
Pulse Biosciences, Inc.PLSE$952M48.4M sharesBuyMay 11, 2026$13.0M660.2k shares$19.69--
Summit Therapeutics Inc.SMMT$197k11.2k sharesGrant / ExerciseJan 2, 2026$196.8K11.2k shares$17.52--
Summit Therapeutics Inc.SMMT$11B570.1M sharesGrant / ExerciseOct 21, 2025$262.0M14M shares$18.74--
Summit Therapeutics Inc.SMMT$482M25.7M sharesGrant / ExerciseOct 21, 2025$5.0M266.8k shares$18.74--
Summit Therapeutics Inc.SMMT$1.4M76.7k sharesBuyOct 21, 2025$500.0K26.7k shares$18.74--
Summit Therapeutics Inc.SMMT$10B556.1M sharesBuySep 11, 2025$90.3K5k shares$18.07--
Summit Therapeutics Inc.SMMT$9.8B556.1M sharesBuySep 10, 2025$5.9M333.4k shares$17.68--
Pulse Biosciences, Inc.PLSE$697M47.6M sharesBuySep 10, 2025$508.1K34.7k shares$14.66--
Pulse Biosciences, Inc.PLSE$485k30k sharesGrant / ExerciseAug 15, 2025$484.8K30k shares$16.16--
Pulse Biosciences, Inc.PLSE$336k20.8k sharesGrant / ExerciseAug 15, 2025$336.0K20.8k shares$16.16--
Summit Therapeutics Inc.SMMT$074.5k sharesGrant / ExerciseMay 30, 2025$196.8K74.5k shares$2.64--
Summit Therapeutics Inc.SMMT$16M9.6M sharesGrant / ExerciseApr 29, 2025$16.1M9.6M shares$1.68--
Summit Therapeutics Inc.SMMT$1.1M1M sharesGrant / ExerciseApr 29, 2025$1.1M1M shares$1.06--
Summit Therapeutics Inc.SMMT$516k400k sharesGrant / ExerciseApr 29, 2025$516.0K400k shares$1.29--
Summit Therapeutics Inc.SMMT$04M sharesOtherApr 8, 2025$6.3M4M shares$1.58--
Summit Therapeutics Inc.SMMT$197k10.7k sharesGrant / ExerciseJan 2, 2025$196.8K10.7k shares$18.35--
Pulse Biosciences, Inc.PLSE$523M47.5M sharesOtherDec 18, 2024$57.1M5.2M shares$11.00--
Pulse Biosciences, Inc.PLSE$6.9M630.1k sharesOtherDec 18, 2024$759.2K69k shares$11.00--
Pulse Biosciences, Inc.PLSE$5.0M450.2k sharesOtherDec 18, 2024$542.4K49.3k shares$11.00--
Pulse Biosciences, Inc.PLSE$024.7k sharesOtherDec 18, 2024$271.2K24.7k shares$11.00--
Pulse Biosciences, Inc.PLSE$727M42.3M sharesBuyDec 13, 2024$949.3K55.3k shares$17.18--
Pulse Biosciences, Inc.PLSE$736M42.2M sharesBuyDec 11, 2024$871.0K50k shares$17.42--
Pulse Biosciences, Inc.PLSE$706M42.2M sharesBuyDec 11, 2024$101.3K6.1k shares$16.74--
Pulse Biosciences, Inc.PLSE$687M47.7M sharesBuySep 12, 2024$2.1M145.1k shares$14.41--
Summit Therapeutics Inc.SMMT$13B551.7M sharesGrant / ExerciseSep 11, 2024$75.5M3.3M shares$22.70--
Pulse Biosciences, Inc.PLSE$703M47.6M sharesBuySep 11, 2024$189.1K12.8k shares$14.77--
Pulse Biosciences, Inc.PLSE$422M42.2M sharesOtherJul 3, 2024$51.9M5.2M shares$10.00--
Pulse Biosciences, Inc.PLSE$29M2.6M sharesBuyJul 3, 2024$28.5M2.6M shares$11.00--
Pulse Biosciences, Inc.PLSE$5.6M561.1k sharesOtherJul 3, 2024$690.2K69k shares$10.00--
Pulse Biosciences, Inc.PLSE$4.0M400.9k sharesOtherJul 3, 2024$493.1K49.3k shares$10.00--
Pulse Biosciences, Inc.PLSE$380k34.5k sharesBuyJul 3, 2024$379.6K34.5k shares$11.00--
Pulse Biosciences, Inc.PLSE$271k24.7k sharesBuyJul 3, 2024$271.2K24.7k shares$11.00--