Tower Research Capital (TRC)’s ProShares UltraShort NASDAQ Biotechnology BIS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$23.4K Buy
1,325
+793
+149% +$14.2K ﹤0.01% 3364
2025
Q4
$10.1K Sell
532
-2,010
-79% -$42.3K ﹤0.01% 3840
2025
Q3
$66.5K Buy
2,542
+631
+33% +$18.8K ﹤0.01% 2297
2025
Q2
$67.7K Sell
1,911
-25
-1% -$955 ﹤0.01% 2712
2025
Q1
$72.2K Sell
1,936
-725
-27% -$24.8K ﹤0.01% 1967
2024
Q4
$96.8K Sell
2,661
-5,055
-66% -$163K ﹤0.01% 2159
2024
Q3
$232K Buy
7,716
+4,934
+177% +$149K 0.01% 1487
2024
Q2
$92.6K Sell
2,782
-3,582
-56% -$130K ﹤0.01% 2633
2024
Q1
$224K Buy
6,364
+4,003
+170% +$141K 0.01% 1342
2023
Q4
$85.3K Sell
2,361
-2,702
-53% -$123K ﹤0.01% 2760
2023
Q3
$227K Buy
5,063
+923
+22% +$38.9K 0.01% 1353
2023
Q2
$173K Buy
4,140
+3,324
+407% +$132K 0.01% 1660
2023
Q1
$33K Buy
+816
New +$32.5K ﹤0.01% 2884
2022
Q4
Sell
-4,062
Closed -$205K 5897
2022
Q3
$205K Sell
4,062
-411
-9% -$19.5K ﹤0.01% 1911
2022
Q2
$241K Sell
4,473
-3,116
-41% -$174K 0.01% 1636
2022
Q1
$366K Sell
7,589
-2,303
-23% -$118K ﹤0.01% 1343
2021
Q4
$397K Buy
9,892
+1,099
+12% +$43K 0.01% 1271
2021
Q3
$317K Buy
8,793
+6,142
+232% +$214K 0.01% 1342
2021
Q2
$98K Sell
2,651
-743
-22% -$31.5K ﹤0.01% 2441
2021
Q1
$153K Sell
3,394
-8,342
-71% -$351K ﹤0.01% 2229
2020
Q4
$553K Buy
11,736
+11,685
+22,912% +$637K 0.02% 917
2020
Q3
$3K Sell
51
-5,149
-99% -$329K ﹤0.01% 4478
2020
Q2
$334K Buy
5,200
+3,553
+216% +$276K 0.01% 1356
2020
Q1
$186K Buy
1,647
+1,621
+6,235% +$185K 0.01% 781
2019
Q4
$3K Sell
26
-781
-97% -$100K ﹤0.01% 2873
2019
Q3
$129K Buy
807
+760
+1,617% +$112K 0.01% 1201
2019
Q2
$6K Sell
47
-4,760
-99% -$695K ﹤0.01% 2828
2019
Q1
$642K Buy
4,807
+2,488
+107% +$352K 0.04% 464
2018
Q4
$429K Buy
2,319
+340
+17% +$54.8K 0.03% 462
2018
Q3
$247K Sell
1,979
-1,807
-48% -$243K 0.02% 855
2018
Q2
$590K Buy
3,786
+260
+7% +$43.2K 0.03% 560
2018
Q1
$596K Buy
3,526
+539
+18% +$86.5K 0.05% 388
2017
Q4
$527K Buy
2,987
+1,065
+55% +$189K 0.07% 274
2017
Q3
$317K Sell
1,922
-415
-18% -$74.8K 0.03% 461
2017
Q2
$454K Sell
2,337
-3,898
-63% -$850K 0.05% 228
2017
Q1
$1.39M Buy
6,235
+614
+11% +$145K 0.14% 60
2016
Q4
$1.57M Buy
5,621
+4,846
+625% +$1.33M 0.17% 126
2016
Q3
$196K Sell
775
-2,048
-73% -$544K 0.02% 496
2016
Q2
$939K Sell
2,823
-817
-22% -$258K 0.09% 167
2016
Q1
$1.27M Buy
3,640
+826
+29% +$287K 0.19% 90
2015
Q4
$646K Sell
2,814
-6,596
-70% -$1.7M 0.1% 104
2015
Q3
$2.9M Buy
9,410
+7,001
+291% +$1.65M 0.28% 48
2015
Q2
$553K Buy
2,409
+2,404
+48,080% +$596K 0.05% 130
2015
Q1
$1K Sell
5
-69
-93% -$21.1K ﹤0.01% 4021
2014
Q4
$27K Sell
74
-808
-92% -$337K ﹤0.01% 1394
2014
Q3
$424K Buy
882
+858
+3,575% +$457K 0.05% 297
2014
Q2
$13K Buy
+24
New +$16.5K ﹤0.01% 2135
2014
Q1
Sell
-52
Closed -$43K 4441
2013
Q4
$43K Buy
+52
New +$50.1K 0.01% 1517

Other funds holding BIS

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

Tower Research Capital (TRC) increased its ProShares UltraShort NASDAQ Biotechnology (BIS) stake by 149% in Q1 2026, buying an estimated $14.2K and bringing the position to 1,325 shares worth $23.4K. The position accounts for ﹤0.01% of the portfolio, ranked #3364.

Tower Research Capital (TRC) first reported a position in BIS in Q4 2013 and has held it in 48 quarters since. The position peaked at $2.9M in Q3 2015. 4 funds tracked by Wall St. Rank hold BIS as of Q1 2026.

  • Tower Research Capital (TRC) held 1,325 shares of ProShares UltraShort NASDAQ Biotechnology worth $23.4K as of Q1 2026.
  • Tower Research Capital (TRC) bought 793 ProShares UltraShort NASDAQ Biotechnology shares in Q1 2026, an estimated $14.2K.
  • ProShares UltraShort NASDAQ Biotechnology made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #3364 holding.
  • Tower Research Capital (TRC) first reported a position in ProShares UltraShort NASDAQ Biotechnology in Q4 2013 and has held it in 48 quarters since.
  • Tower Research Capital (TRC)'s ProShares UltraShort NASDAQ Biotechnology position peaked at $2.9M in Q3 2015.
  • 4 funds tracked by Wall St. Rank held ProShares UltraShort NASDAQ Biotechnology as of Q1 2026.

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