Form 4: Alkermes Executive Sells Shares Under 10b5-1 Plan

Alkermes plc reports a Form 4 filing detailing a sale of ordinary shares by executive David Joseph Gaffin, executed under a pre-arranged trading plan.

Summary

• David Joseph Gaffin, EVP, CLO of Alkermes, Inc., sold 2,034 ordinary shares of Alkermes plc.
• The transaction occurred on July 6, 2026, with a sale price of $54.03 per share.
• This sale was conducted under a Rule 10b5-1 trading plan established on November 19, 2025.
• Following the transaction, Gaffin beneficially owns 227,490 ordinary shares.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this filing neutrally as it represents a routine insider stock sale executed under a pre-established trading plan, which is a common practice and does not inherently signal positive or negative company performance.

Negatives

• An executive sold a portion of their Alkermes plc shares.

Future Outlook

No specific future outlook or guidance is provided in this filing, as it pertains to a stock transaction by an executive.

Industry Context

StockSavvy.ai notes that Form 4 filings are standard disclosures for insider transactions. The use of a Rule 10b5-1 plan indicates a pre-planned sale, often used by executives to diversify holdings or manage personal finances without triggering insider trading concerns.

Stakeholder Impact

• Shareholders: The sale by an executive may be perceived by some shareholders as a lack of confidence, although the use of a 10b5-1 plan mitigates this concern by indicating a pre-planned transaction.
• Employees: No direct impact on employees is indicated by this filing.
• Creditors: No direct impact on creditors is indicated by this filing.

Key Dates

Keywords

Alkermes plc, ALKS, Form 4, insider trading, Rule 10b5-1, stock sale, executive compensation, beneficial ownership