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has been a registered insider since 2003. As a Legal Officer at Alkermes plc., last made a transaction on 8/3/2026.

Alkermes plc. (ALKS)

Titles: VP,LO

InsiderInsights.com Purchase Scorecard
Transaction Date
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
Time From
Purchases
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
7 0% -25% -20% 38 1 Year 7 0% -- -- --
7 14% -10% -13% 44 9 Month 7 0% -- -- --
7 43% -9% -16% 41 6 Month 7 0% -- -- --
7 14% -8% -7% 17 3 Month 7 0% -- -- --
7 14% -6% -7% 44 1 Month 7 0% -- -- --
7 43% -2% -0% 13 1 Week 7 0% -- -- --
InsiderInsights.com Sales Scorecard
Transaction Date
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
Time From
Sales
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
5 20% 9% 10% 30 1 Year 5 0% -- -- --
5 60% 2% -2% 39 9 Month 5 0% -- -- --
6 33% 12% 4% 75 6 Month 6 0% -- -- --
9 11% 27% 22% 65 3 Month 9 0% -- -- --
11 36% 6% 4% 37 1 Month 11 0% -- -- --
11 64% -2% -0% 13 1 Week 11 0% -- -- --
Scorecards Updated 8/31/2026 05:55 PM EST Latest Transaction Date: 8/3/2026
Average days between Transaction and Entered Dates: 2
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