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Insider Trading

David Joseph Gaffin Net Worth

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Last Updated: 3 days, 6 hours ago

David Joseph Gaffin has an estimated net worth of at least $10.1 million*, as of May 13, 2026. They own 231,558 shares of ALKS stock. They have sold 49,136 shares of ALKS stock since 2021, for an estimated $1.3 million.

David Joseph Gaffin $ALKS SEC Form 4 Insider Trading

David Joseph Gaffin has filed a total of 7 insider trades in $ALKS since 2021. Their most recent trade was a sale of 2,034 shares, made on May 04, 2026. Their largest trade was a sale of 14,000 shares, made on Jul 29, 2021. We estimate that they now own 231,558 shares of $ALKS, worth an estimated $8.9 million.



Insider Trading at $ALKS

There have been a total of 70 insider trades reported at $ALKS since 2021, with 47,077 shares purchased and 1.6 million shares sold. The most active insider traders in $ALKS stock have been Craig C. Hopkinson, Christian Todd Nichols, and Samuel Joseph Parisi. The most recent trade was a sale of 2,034 shares reported by David Joseph Gaffin (EVP, CLO, Alkermes, Inc.), made on May 04, 2026.



History of Insider Stock Trades by David Joseph Gaffin

Company Ticker Purchase / Sale Shares Date Disclosed (EST)
ALKS logo ALKS Sale 2,034 May 04, 2026 May 4, 2026, 8:42 p.m.
ALKS logo ALKS Sale 2,034 Apr 06, 2026 April 6, 2026, 7:56 p.m.
ALKS logo ALKS Sale 2,034 Mar 02, 2026 March 4, 2026, 9:15 p.m.
ALKS logo ALKS Sale 2,034 Mar 03, 2026 March 4, 2026, 9:15 p.m.
ALKS logo ALKS Sale 14,000 Jul 29, 2021 July 29, 2021, 8 p.m.
ALKS logo ALKS Sale 13,500 Jun 10, 2021 June 10, 2021, 8 p.m.
ALKS logo ALKS Sale 13,500 Jun 07, 2021 June 7, 2021, 8 p.m.




$ALKS Executives and Stock Owners with Insider Trades



*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.