ALKERMES PLC

Ticker: ALKS CUSIP: G01767105 Class: Common Stock

Round Rock Advisors, LLC's Holding History (CIK: 0001846991)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 17,656 Value ($000) $494 Avg Close $29.95 Range $27.49 - $36.32

Q3 2025

Shares 16,590 Value ($000) $498 Avg Close $28.20 Range $25.17 - $31.69

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,656	$494	$29.95	$27.49 - $36.32
Q3 2025	16,590	$498	$28.20	$25.17 - $31.69