Diadema Partners’s Alkermes ALKS Stock Holding History

Diadema Partners’s Portfolio ALKS Stock Details ALKS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-50,000	Closed	-$1.77M	–	151
2026 Q1	$1.77M	Buy	+50,000	New	+$1.55M	0.3%	67
2025 Q4	–	Sell	-72,079	Closed	-$2.16M	–	149
2025 Q3	$2.16M	Buy	+72,079	New	+$2.03M	0.55%	61

Other funds holding ALKS

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

BBA

Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

DTC

Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return

Diadema Partners's ALKS Position: Q2 2026 in Review

Diadema Partners sold out of Alkermes (ALKS) in Q2 2026, closing a stake of 50,000 shares — an estimated $1.77M sold.

Diadema Partners first reported a position in ALKS in Q3 2025 and held it in 2 quarters. The position peaked at $2.16M in Q3 2025. 425 funds tracked by Wall St. Rank hold ALKS as of Q2 2026.

Diadema Partners reported no remaining Alkermes position as of Q2 2026 after selling out during the quarter.
Diadema Partners sold 50,000 Alkermes shares in Q2 2026, an estimated $1.77M.
Diadema Partners first reported a position in Alkermes in Q3 2025 and held it in 2 quarters.
Diadema Partners's Alkermes position peaked at $2.16M in Q3 2025.
425 funds tracked by Wall St. Rank held Alkermes as of Q2 2026.

Based on Diadema Partners's 13F filing for Q2 2026, filed 14 Aug 2026.