Gaffin David Joseph
SEC insider (Form 3/4/5 filer). CIK 0001675905. EVP, CLO, Alkermes, Inc. at Alkermes plc. (ALKS). 35 reported Form 4/5 transactions since Sep 2024; latest on Oct 2, 2026. Located in WALTHAM, MA.
Companies Gaffin David Joseph has filed insider reports for
- Alkermes plc. (ALKS): Officer, EVP, CLO, Alkermes, Inc.
Gaffin David Joseph
CIK: 0001675905
Transaction Breakdown
Open Market Buys (P)0 (0.0%)
High conviction signal
Open Market Sales (S)9 (25.7%)
Position reduction
Option Exercises (M)9 (25.7%)
Derivative conversions
Awards (A)6 (17.1%)
Compensation grants
Other (G, F, J, C, D, …)11 (31.4%)
Gifts, tax withholding, conversions, dispositions to the issuer and other codes
Companies & Roles (1)
ALKS
Alkermes plc.
Officer
Discretionary Trading P&L
Holdings
Transaction History (35 total)
- Oct 2, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $41.03$83K - Sep 3, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $48.01$98K - Aug 3, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $48.58$99K - Jul 6, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $54.03$110K - Jun 4, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $43.05$88K - May 4, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $33.20$68K - Apr 6, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $34.57$70K - Mar 3, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $29.76$61K - Mar 2, 2026ALKS
Alkermes plc.
SaleDirect2K shares at avg. $29.29$60K - Mar 2, 2026ALKS
Alkermes plc.
AwardDirectEmployee Stock Option (Right to Buy)
78.3K shares-
| Type | Shares | Price | Ownership | |||
|---|---|---|---|---|---|---|
| Oct 2, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $41.03 | $83,455 | Direct |
| Sep 3, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $48.01 | $97,652 | Direct |
| Aug 3, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $48.58 | $98,812 | Direct |
| Jul 6, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $54.03 | $109,897 | Direct |
| Jun 4, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $43.05 | $87,564 | Direct |
| May 4, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $33.20 | $67,529 | Direct |
| Apr 6, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $34.57 | $70,315 | Direct |
| Mar 3, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $29.76 | $60,532 | Direct |
| Mar 2, 2026 | ALKS Alkermes plc. | Sale | 2,034 | $29.29 | $59,576 | Direct |
| Mar 2, 2026 | ALKS Alkermes plc. | Award Employee Stock Option (Right to Buy) | 78,292 | - | - | Direct |
1-10 of 35 transactions