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SEC Insider//CIK 0001675905

Gaffin David Joseph

CIK 00016759051 companyWALTHAM, MA
SEC Profile

Transactions

50

Companies

1

Filings

6

CIK

0001675905

Recent Transactions

50 trades
  • Sale
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-03-03$29.76/sh−2,034→ 235,626 total
  • Award
    Alkermes plc.$ALKS

    Employee Stock Option (Right to Buy)

    2026-03-02+78,292→ 78,292 total
  • Sale
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-03-02$29.29/sh−2,034→ 237,660 total
  • Award
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2026-03-02+36,364→ 36,364 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-26+6,866→ 242,743 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-26$30.73/sh−3,049→ 239,694 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2026-02-26−6,866→ 13,732 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2026-02-23−7,689→ 7,690 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-23+7,689→ 239,291 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-23$32.19/sh−3,414→ 235,877 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-19$32.00/sh−3,407→ 231,602 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2026-02-19−7,673→ 23,019 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-19+7,673→ 235,009 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2026-02-18−6,355→ 0 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-18+6,355→ 229,462 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-18$32.02/sh−2,126→ 227,336 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-05$33.55/sh−7,619→ 223,107 total
  • Award
    Alkermes plc.$ALKS

    Ordinary Shares

    2026-02-05+25,352→ 230,726 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-08-03$26.55/sh−895→ 205,374 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-08-03+2,014→ 206,269 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2025-08-03−2,014→ 2,015 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2025-02-26−6,866→ 20,598 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-26+6,866→ 207,304 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-26$34.80/sh−3,049→ 204,255 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-23+7,689→ 203,852 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-23$35.32/sh−3,414→ 200,438 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2025-02-23−7,689→ 15,379 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2025-02-22−7,432→ 0 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-22+7,432→ 199,463 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-22$35.32/sh−3,300→ 196,163 total
  • Award
    Alkermes plc.$ALKS

    Employee Stock Option (Right to Buy)

    2025-02-19+63,991→ 63,991 total
  • Award
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2025-02-19+30,692→ 30,692 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-18$35.90/sh−2,822→ 192,031 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-18+6,354→ 194,853 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2025-02-18−6,354→ 6,355 total
  • Award
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-06+32,350→ 198,251 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2025-02-06$31.39/sh−9,752→ 188,499 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2024-08-03−2,014→ 4,029 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-08-03$27.72/sh−895→ 165,901 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-08-03+2,014→ 166,796 total
  • Award
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2024-02-26+27,464→ 27,464 total
  • Award
    Alkermes plc.$ALKS

    Employee Stock Option (Right to Buy)

    2024-02-26+111,186→ 111,186 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2024-02-23−7,689→ 23,068 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-02-23$29.57/sh−3,414→ 164,782 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-02-23+7,689→ 168,196 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Restricted Stock Unit Award

    2024-02-22−7,431→ 7,432 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-02-22$28.91/sh−3,300→ 160,507 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-02-22+7,431→ 163,807 total
  • Tax Payment
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-02-20$30.39/sh−2,994→ 156,376 total
  • Exercise/Conversion
    Alkermes plc.$ALKS

    Ordinary Shares

    2024-02-20+7,177→ 159,370 total

Companies

1

Recent Filings

6

Address

900 WINTER STREET

WALTHAM, MA, 02451

View on SEC.gov