See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
Transactions3
Insider Involved3
Total Buys$0.00
Total Sells$2.78M
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Aug 03, 2026 snyderman nancy lynn MD |
snyderman nancy lynn MD
|
Sell |
44,472 | $50.35 | 44,472 $50.35 $2,239,076 |
Aug 03, 2026 Gaffin David Joseph |
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
|
Sell |
2,034 | $48.58 | 2,034 $48.58 $98,812 |
Aug 03, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,000 | $48.58 | 9,000 $48.58 $437,220 |
Jul 06, 2026 Gaffin David Joseph |
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
|
Sell |
2,034 | $54.03 | 2,034 $54.03 $109,897 |
Jul 01, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
8,300 | $51.46 | 8,300 $51.46 $427,129 |
Jul 01, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
700 | $52.13 | 700 $52.13 $36,492 |
Jun 12, 2026 Wright Christopher I |
Wright Christopher I
|
Sell |
2,000 | $45.10 | 2,000 $45.10 $90,200 |
Jun 04, 2026 Gaffin David Joseph |
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
|
Sell |
2,034 | $43.05 | 2,034 $43.05 $87,564 |
Jun 01, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,000 | $41.67 | 9,000 $41.67 $375,044 |
May 29, 2026 Parisi Samuel Joseph |
Parisi Samuel Joseph
VP, Finance (Interim PAO)
|
Sell |
16,217 | $42.36 | 16,217 $42.36 $687,007 |
May 04, 2026 Gaffin David Joseph |
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
|
Sell |
2,034 | $33.20 | 2,034 $33.20 $67,529 |
May 01, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,000 | $33.40 | 9,000 $33.40 $300,560 |
Apr 06, 2026 Gaffin David Joseph |
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
|
Sell |
2,034 | $34.57 | 2,034 $34.57 $70,315 |
Apr 01, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,000 | $35.51 | 9,000 $35.51 $319,604 |
Mar 03, 2026 Gaffin David Joseph |
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
|
Sell |
2,034 | $29.76 | 2,034 $29.76 $60,532 |
Mar 02, 2026 Gaffin David Joseph |
Gaffin David Joseph
EVP, CLO, Alkermes, Inc.
|
Sell |
2,034 | $29.29 | 2,034 $29.29 $59,576 |
Mar 02, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,000 | $29.72 | 9,000 $29.72 $267,485 |
Mar 02, 2026 Nichols Christian Todd |
Nichols Christian Todd
SVP, Chief Commercial Officer
|
Sell |
6,000 | $30.00 | 6,000 $30.00 $180,000 |
Mar 02, 2026 Parisi Samuel Joseph |
Parisi Samuel Joseph
VP, Finance (Interim PAO)
|
Sell |
6,890 | $29.29 | 6,890 $29.29 $201,808 |
Feb 02, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
5,000 | $34.24 | 5,000 $34.24 $171,225 |
Feb 02, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
4,000 | $33.54 | 4,000 $33.54 $134,160 |
Feb 02, 2026 Cooke Shane |
Cooke Shane
|
Sell |
32,113 | $34.78 | 32,113 $34.78 $1,116,877 |
Feb 02, 2026 Cooke Shane |
Cooke Shane
|
Sell |
29,087 | $34.34 | 29,087 $34.34 $998,795 |
Jan 08, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
5,000 | $30.00 | 5,000 $30.00 $150,005 |
Jan 02, 2026 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
4,000 | $28.00 | 4,000 $28.00 $112,000 |
Dec 03, 2025 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
3,748 | $30.00 | 3,748 $30.00 $112,447 |
Dec 01, 2025 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
4,000 | $29.30 | 4,000 $29.30 $117,200 |
Nov 03, 2025 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,000 | $30.38 | 9,000 $30.38 $273,442 |
Oct 15, 2025 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,000 | $31.53 | 9,000 $31.53 $283,776 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Jun 10, 2025 Nichols Christian Todd |
Nichols Christian Todd
SVP, Chief Commercial Officer
|
Sell |
3,334 | $31.09 | 3,334 $31.09 $103,654 |
Jun 09, 2025 Nichols Christian Todd |
Nichols Christian Todd
SVP, Chief Commercial Officer
|
Sell |
3,333 | $31.95 | 3,333 $31.95 $106,489 |
Feb 28, 2025 Parisi Samuel Joseph |
Parisi Samuel Joseph
VP, Finance (Interim PAO)
|
Sell |
1,938 | $34.00 | 1,938 $34.00 $65,892 |
Jan 30, 2025 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
100,918 | $32.05 | 100,918 $32.05 $3,234,382 |
Dec 09, 2024 LAURENCIN CATO T |
LAURENCIN CATO T
|
Sell |
2,691 | $31.85 | 2,691 $31.85 $85,708 |
Dec 09, 2024 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
61,151 | $32.07 | 61,151 $32.07 $1,961,406 |
Dec 05, 2024 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
9,221 | $31.50 | 9,221 $31.50 $290,462 |
Dec 04, 2024 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
14,349 | $30.77 | 14,349 $30.77 $441,550 |
Nov 27, 2024 Nichols Christian Todd |
Nichols Christian Todd
SVP, Chief Commercial Officer
|
Sell |
5,208 | $29.15 | 5,208 $29.15 $151,813 |
Nov 11, 2024 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
58,996 | $30.08 | 58,996 $30.08 $1,774,576 |
Nov 06, 2024 Hopkinson Craig C. |
Hopkinson Craig C.
EVP R&D, Chief Medical Officer
|
Sell |
10,471 | $29.53 | 10,471 $29.53 $309,169 |
Mar 18, 2024 Nichols Christian Todd |
Nichols Christian Todd
SVP, Chief Commercial Officer
|
Sell |
10,417 | $28.10 | 10,417 $28.10 $292,740 |
Feb 15, 2024 LAURENCIN CATO T |
LAURENCIN CATO T
|
Sell |
2,690 | $31.85 | 2,690 $31.85 $85,677 |
Jun 08, 2023 LAURENCIN CATO T |
LAURENCIN CATO T
|
Sell |
2,638 | $31.85 | 2,638 $31.85 $84,020 |
Jun 07, 2023 LAURENCIN CATO T |
LAURENCIN CATO T
|
Sell |
2,800 | $31.50 | 2,800 $31.50 $88,200 |
May 30, 2023 Nichols Christian Todd |
Nichols Christian Todd
SVP, Chief Commercial Officer
|
Sell |
27,134 | $28.93 | 27,134 $28.93 $784,862 |
May 09, 2023 Wysenski Nancy |
Wysenski Nancy
|
Sell |
41,250 | $31.24 | 41,250 $31.24 $1,288,786 |
Nov 14, 2022 Daglio David Angelo Jr. |
Daglio David Angelo Jr.
|
Buy |
35,000 | $23.31 | 35,000 $23.31 $815,735 |
Jun 21, 2022 Nichols Christian Todd |
Nichols Christian Todd
SVP, Chief Commercial Officer
|
Sell |
7,474 | $28.26 | 7,474 $28.26 $211,203 |
May 17, 2022 LANDINE MICHAEL J |
LANDINE MICHAEL J
SVP, Corp Dev., Alkermes, Inc.
|
Sell |
50,000 | $29.15 | 50,000 $29.15 $1,457,475 |
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