TRCT
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Tower Research Capital (TRC)’s One Stop Systems OSS Stock Holding History

Tower Research Capital (TRC)’s Portfolio OSS Stock Details OSS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$24.4K Sell
1,340
-3,414
-72% -$47.5K ﹤0.01% 3375
2026
Q1 		$36K Sell
4,754
-14,391
-75% -$134K ﹤0.01% 3028
2025
Q4 		$137K Buy
19,145
+15,712
+458% +$92.9K ﹤0.01% 1728
2025
Q3 		$18.4K Buy
3,433
+2,289
+200% +$12.5K ﹤0.01% 3386
2025
Q2 		$4.06K Sell
1,144
-605
-35% -$1.69K ﹤0.01% 4386
2025
Q1 		$4.06K Buy
1,749
+1,325
+313% +$4.44K ﹤0.01% 4306
2024
Q4 		$1.42K Buy
424
+247
+140% +$627 ﹤0.01% 5020
2024
Q3 		$423 Sell
177
-2,352
-93% -$5.21K ﹤0.01% 5343
2024
Q2 		$6.09K Buy
2,529
+900
+55% +$2.4K ﹤0.01% 4621
2024
Q1 		$5.31K Buy
+1,629
New +$4.45K ﹤0.01% 4559
2023
Q4 		– Sell
-696
Closed -$1.29K – 6104
2023
Q3 		$1.29K Buy
696
+456
+190% +$1.06K ﹤0.01% 5366
2023
Q2 		$689 Buy
+240
New +$635 ﹤0.01% 5567
2021
Q3 		– Sell
-8,680
Closed -$50K – 6049
2021
Q2 		$50K Sell
8,680
-37,210
-81% -$210K ﹤0.01% 3027
2021
Q1 		$291K Buy
45,890
+45,325
+8,022% +$277K ﹤0.01% 1687
2020
Q4 		$2K Sell
565
-4,034
-88% -$10.5K ﹤0.01% 4902
2020
Q3 		$10K Buy
+4,599
New +$10.7K ﹤0.01% 4100
2020
Q2 		– Sell
-700
Closed -$1K – 4918
2020
Q1 		$1K Buy
700
+564
+415% +$1.2K ﹤0.01% 2816
2019
Q4 		$0 Sell
136
-392
-74% -$885 ﹤0.01% 4148
2019
Q3 		$2K Sell
528
-810
-61% -$1.7K ﹤0.01% 3719
2019
Q2 		$2K Buy
1,338
+838
+168% +$1.76K ﹤0.01% 3292
2019
Q1 		$1K Buy
500
+344
+221% +$801 ﹤0.01% 3597
2018
Q4 		$0 Sell
156
-1,063
-87% -$3.02K ﹤0.01% 4205
2018
Q3 		$5K Buy
+1,219
New +$4.92K ﹤0.01% 3129
2018
Q2 		– Sell
-100
Closed – – 3944
2018
Q1 		$0 Buy
+100
New +$499 ﹤0.01% 3684

Other funds holding OSS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $451M AUM 66.6% 1-Year Est. Return
PIP
Palisades Investment Partners Santa Monica, California $352M AUM 76.79% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

Tower Research Capital (TRC)'s OSS Position: Q2 2026 in Review

Tower Research Capital (TRC) reduced its One Stop Systems (OSS) stake by 72% in Q2 2026, selling an estimated $47.5K and leaving 1,340 shares worth $24.4K. The position accounts for ﹤0.01% of the portfolio, ranked #3375.

Tower Research Capital (TRC) first reported a position in OSS in Q1 2018 and has held it in 24 quarters since. The position peaked at $291K in Q1 2021. 108 funds tracked by Wall St. Rank hold OSS as of Q2 2026.

  • Tower Research Capital (TRC) held 1,340 shares of One Stop Systems worth $24.4K as of Q2 2026.
  • Tower Research Capital (TRC) sold 3,414 One Stop Systems shares in Q2 2026, an estimated $47.5K.
  • One Stop Systems made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #3375 holding.
  • Tower Research Capital (TRC) first reported a position in One Stop Systems in Q1 2018 and has held it in 24 quarters since.
  • Tower Research Capital (TRC)'s One Stop Systems position peaked at $291K in Q1 2021.
  • 108 funds tracked by Wall St. Rank held One Stop Systems as of Q2 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.