TRCT
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Tower Research Capital (TRC)’s Alkermes ALKS Stock Holding History

Tower Research Capital (TRC)’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
Q1 		$570K Buy
16,120
+13,536
+524% +$420K 0.01% 820
2025
Q4 		$72.3K Sell
2,584
-1,880
-42% -$56.3K ﹤0.01% 2175
2025
Q3 		$134K Sell
4,464
-9,246
-67% -$261K ﹤0.01% 1781
2025
Q2 		$392K Buy
13,710
+6,437
+89% +$192K 0.01% 1184
2025
Q1 		$240K Sell
7,273
-13,401
-65% -$437K 0.01% 1262
2024
Q4 		$595K Buy
20,674
+16,484
+393% +$474K 0.01% 943
2024
Q3 		$117K Sell
4,190
-20,254
-83% -$540K ﹤0.01% 2106
2024
Q2 		$589K Buy
24,444
+24,069
+6,418% +$590K 0.01% 1199
2024
Q1 		$10.2K Sell
375
-40,235
-99% -$1.14M ﹤0.01% 3740
2023
Q4 		$1.13M Buy
40,610
+37,961
+1,433% +$986K 0.01% 779
2023
Q3 		$74.2K Sell
2,649
-4,823
-65% -$141K ﹤0.01% 2217
2023
Q2 		$234K Buy
7,472
+2,375
+47% +$71.9K 0.01% 1445
2023
Q1 		$144K Buy
5,097
+3,049
+149% +$83.1K ﹤0.01% 1558
2022
Q4 		$54K Sell
2,048
-17,628
-90% -$422K ﹤0.01% 2284
2022
Q3 		$440K Buy
19,676
+7,030
+56% +$183K 0.01% 1250
2022
Q2 		$377K Buy
12,646
+11,347
+874% +$326K 0.01% 1311
2022
Q1 		$34K Sell
1,299
-14,957
-92% -$370K ﹤0.01% 3026
2021
Q4 		$378K Buy
16,256
+9,947
+158% +$262K 0.01% 1313
2021
Q3 		$194K Sell
6,309
-387
-6% -$10.9K 0.01% 1847
2021
Q2 		$164K Buy
6,696
+5,312
+384% +$118K ﹤0.01% 2069
2021
Q1 		$26K Sell
1,384
-20,136
-94% -$412K ﹤0.01% 3666
2020
Q4 		$429K Buy
21,520
+15,131
+237% +$277K 0.01% 1106
2020
Q3 		$106K Buy
6,389
+1,932
+43% +$35.1K ﹤0.01% 3110
2020
Q2 		$87K Buy
+4,457
New +$72.4K ﹤0.01% 2581
2020
Q1 		– Sell
-154
Closed -$3K – 2990
2019
Q4 		$3K Sell
154
-437
-74% -$8.69K ﹤0.01% 2868
2019
Q3 		$12K Buy
591
+101
+21% +$2.2K ﹤0.01% 2804
2019
Q2 		$11K Buy
490
+407
+490% +$11.2K ﹤0.01% 2481
2019
Q1 		$3K Buy
+83
New +$2.74K ﹤0.01% 3254
2018
Q4 		– Sell
-2,908
Closed -$123K – 3788
2018
Q3 		$123K Buy
2,908
+1,608
+124% +$69.8K 0.01% 1229
2018
Q2 		$54K Sell
1,300
-8,560
-87% -$390K ﹤0.01% 1805
2018
Q1 		$571K Buy
+9,860
New +$577K 0.05% 410
2017
Q4 		– Sell
-64
Closed -$3K – 3465
2017
Q3 		$3K Sell
64
-220
-77% -$11.8K ﹤0.01% 3456
2017
Q2 		$16K Buy
+284
New +$16.5K ﹤0.01% 1332
2017
Q1 		– Sell
-85
Closed -$5K – 2997
2016
Q4 		$5K Buy
85
+1
+1% +$53 ﹤0.01% 3017
2016
Q3 		$4K Buy
+84
New +$3.99K ﹤0.01% 2644
2016
Q2 		– Sell
-733
Closed -$25K – 4384
2016
Q1 		$25K Buy
+733
New +$28.9K ﹤0.01% 1183
2015
Q4 		– Sell
-44
Closed -$3K – 4417
2015
Q3 		$3K Sell
44
-2,852
-98% -$188K ﹤0.01% 3090
2015
Q2 		$186K Sell
2,896
-431
-13% -$26.4K 0.02% 411
2015
Q1 		$203K Sell
3,327
-63
-2% -$4.3K 0.03% 401
2014
Q4 		$199K Buy
+3,390
New +$173K 0.02% 315
2014
Q3 		– Sell
-441
Closed -$22K – 4377
2014
Q2 		$22K Sell
441
-108
-20% -$4.98K ﹤0.01% 1778
2014
Q1 		$24K Sell
549
-1,288
-70% -$61.3K ﹤0.01% 1708
2013
Q4 		$75K Buy
1,837
+1,737
+1,737% +$64.1K 0.01% 1033
2013
Q3 		$3K Buy
+100
New +$3.25K ﹤0.01% 3920

Other funds holding ALKS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return

Tower Research Capital (TRC)'s ALKS Position: Q1 2026 in Review

Tower Research Capital (TRC) increased its Alkermes (ALKS) stake by 524% in Q1 2026, buying an estimated $420K and bringing the position to 16,120 shares worth $570K. The position accounts for 0.01% of the portfolio, ranked #820.

Tower Research Capital (TRC) first reported a position in ALKS in Q3 2013 and has held it in 44 quarters since. The position peaked at $1.13M in Q4 2023. 388 funds tracked by Wall St. Rank hold ALKS as of Q1 2026.

  • Tower Research Capital (TRC) held 16,120 shares of Alkermes worth $570K as of Q1 2026.
  • Tower Research Capital (TRC) bought 13,536 Alkermes shares in Q1 2026, an estimated $420K.
  • Alkermes made up 0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #820 holding.
  • Tower Research Capital (TRC) first reported a position in Alkermes in Q3 2013 and has held it in 44 quarters since.
  • Tower Research Capital (TRC)'s Alkermes position peaked at $1.13M in Q4 2023.
  • 388 funds tracked by Wall St. Rank held Alkermes as of Q1 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.