Jennison Associates’s Alkermes ALKS Stock Holding History

Jennison Associates’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
2025 Q4	–	Sell	-19,570	Closed	-$587K	–	581
2025 Q3	$587K	Sell	19,570 -12,191	-38%	-$344K	﹤0.01%	522
2025 Q2	$909K	Buy	+31,761	New	+$945K	﹤0.01%	494
2024 Q3	–	Sell	-54,488	Closed	-$1.31M	–	560
2024 Q2	$1.31M	Buy	54,488 +9,117	+20%	+$224K	﹤0.01%	466
2024 Q1	$1.23M	Buy	45,371 +9,036	+25%	+$257K	﹤0.01%	482
2023 Q4	$1.01M	Buy	36,335 +9,106	+33%	+$237K	﹤0.01%	489
2023 Q3	$763K	Buy	+27,229	New	+$798K	﹤0.01%	493
2022 Q3	–	Sell	-31,490	Closed	-$938K	–	602
2022 Q2	$938K	Sell	31,490 -1,730	-5%	-$49.7K	﹤0.01%	527
2022 Q1	$874K	Buy	+33,220	New	+$823K	﹤0.01%	574
2017 Q4	–	Sell	-401,068	Closed	-$20.4M	–	650
2017 Q3	$20.4M	Sell	401,068 -2,099	-0.5%	-$112K	0.02%	402
2017 Q2	$23.4M	Sell	403,167 -8,807	-2%	-$512K	0.02%	383
2017 Q1	$24.1M	Buy	+411,974	New	+$23.4M	0.03%	402

Other funds holding ALKS

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BBA

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

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

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

American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

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

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

Jennison Associates's ALKS Position: Q4 2025 in Review

Jennison Associates sold out of Alkermes (ALKS) in Q4 2025, closing a stake of 19,570 shares — an estimated $587K sold.

Jennison Associates first reported a position in ALKS in Q1 2017 and held it in 11 quarters. The position peaked at $24.1M in Q1 2017. 366 funds tracked by Wall St. Rank hold ALKS as of Q4 2025.

Jennison Associates reported no remaining Alkermes position as of Q4 2025 after selling out during the quarter.
Jennison Associates sold 19,570 Alkermes shares in Q4 2025, an estimated $587K.
Jennison Associates first reported a position in Alkermes in Q1 2017 and held it in 11 quarters.
Jennison Associates's Alkermes position peaked at $24.1M in Q1 2017.
366 funds tracked by Wall St. Rank held Alkermes as of Q4 2025.

Based on Jennison Associates's 13F filing for Q4 2025, filed 30 Jan 2026.