Driehaus Capital Management’s Alkermes ALKS Stock Holding History

Driehaus Capital Management’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	$64.9M	Buy	1,238,809 +446,846	+56%	+$17.5M	0.38%	86
2026 Q1	$28M	Sell	791,963 -5,005	-0.6%	-$155K	0.21%	157
2025 Q4	$22.3M	Sell	796,968 -30,505	-4%	-$914K	0.15%	195
2025 Q3	$24.8M	Buy	827,473 +662	+0.1%	+$18.7K	0.18%	185
2025 Q2	$23.7M	Buy	826,811 +33,980	+4%	+$1.01M	0.19%	159
2025 Q1	$26.2M	Buy	+792,831	New	+$25.9M	0.25%	122
2016 Q1	–	Sell	-29,047	Closed	-$2.31M	–	540
2015 Q4	$2.31M	Sell	29,047 -4,607	-14%	-$323K	0.08%	273
2015 Q3	$1.97M	Buy	33,654 +7,412	+28%	+$489K	0.07%	283
2015 Q2	$1.69M	Buy	26,242 +5,356	+26%	+$328K	0.06%	360
2015 Q1	$1.27M	Sell	20,886 -6,737	-24%	-$460K	0.04%	385
2014 Q4	$1.62M	Buy	+27,623	New	+$1.41M	0.07%	349

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

Driehaus Capital Management's ALKS Position: Q2 2026 in Review

Driehaus Capital Management increased its Alkermes (ALKS) stake by 56% in Q2 2026, buying an estimated $17.5M and bringing the position to 1,238,809 shares worth $64.9M. The position accounts for 0.38% of the portfolio, ranked #86.

Driehaus Capital Management first reported a position in ALKS in Q4 2014 and has held it in 11 quarters since. 425 funds tracked by Wall St. Rank hold ALKS as of Q2 2026.

Driehaus Capital Management held 1,238,809 shares of Alkermes worth $64.9M as of Q2 2026.
Driehaus Capital Management bought 446,846 Alkermes shares in Q2 2026, an estimated $17.5M.
Alkermes made up 0.38% of Driehaus Capital Management's portfolio in Q2 2026, its #86 holding.
Driehaus Capital Management first reported a position in Alkermes in Q4 2014 and has held it in 11 quarters since.
425 funds tracked by Wall St. Rank held Alkermes as of Q2 2026.

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