Israel Englander’s Alkermes ALKS Stock Holding History

Israel Englander’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	$1.31M	Buy	+25,000	New	+$976K	﹤0.01%	4138
2025 Q1	–	Sell	-100,000	Closed	-$2.88M	–	5803
2024 Q4	$2.88M	Buy	+100,000	New	+$2.87M	﹤0.01%	3346
2024 Q2	–	Sell	-282,500	Closed	-$7.65M	–	5829
2024 Q1	$7.65M	Buy	+282,500	New	+$8.02M	﹤0.01%	2441
2019 Q4	–	Sell	-150,000	Closed	-$2.93M	–	4164
2019 Q3	$2.93M	Buy	+150,000	New	+$3.26M	﹤0.01%	2192
2018 Q4	–	Sell	-200,000	Closed	-$8.49M	–	3711
2018 Q3	$8.49M	Buy	+200,000	New	+$8.68M	0.01%	1426
2017 Q1	–	Sell	-35,000	Closed	-$1.95M	–	3453
2016 Q4	$1.95M	Hold	35,000	–	–	﹤0.01%	1893
2016 Q3	$1.65M	Buy	+35,000	New	+$1.66M	﹤0.01%	2034
2016 Q1	–	Sell	-100,000	Closed	-$7.94M	–	3230
2015 Q4	$7.94M	Buy	+100,000	New	+$7M	0.02%	1057
2015 Q3	–	Sell	-200,000	Closed	-$12.9M	–	3423
2015 Q2	$12.9M	Buy	+200,000	New	+$12.2M	0.02%	831

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

Israel Englander's ALKS Position: Q2 2026 in Review

Israel Englander opened a new position in Alkermes (ALKS) in Q2 2026: 319,595 shares worth $16.7M. The stake represents 0.01% of the portfolio and ranks #1786 among its holdings. This is a return to the name: Israel Englander previously reported a position in ALKS as recently as Q4 2025.

Israel Englander first reported a position in ALKS in Q2 2013 and has held it in 50 quarters since. The position peaked at $99.3M in Q4 2016. 422 funds tracked by Wall St. Rank hold ALKS as of Q2 2026.

Israel Englander held 319,595 shares of Alkermes worth $16.7M as of Q2 2026.
Alkermes was a new Israel Englander position in Q2 2026.
Alkermes made up 0.01% of Israel Englander's portfolio in Q2 2026, its #1786 holding.
Israel Englander first reported a position in Alkermes in Q2 2013 and has held it in 50 quarters since.
Israel Englander's Alkermes position peaked at $99.3M in Q4 2016.
422 funds tracked by Wall St. Rank held Alkermes as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.