TRCT
ISPC icon

Tower Research Capital (TRC)’s iSpecimen ISPC Stock Holding History

Tower Research Capital (TRC)’s Portfolio ISPC Stock Details ISPC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$580 Buy
219
+53
+32% +$219 ﹤0.01% 4994
2026
Q1 		$1.04K Sell
166
-1
-0.6% -$11 ﹤0.01% 4732
2025
Q4 		$1.73K Buy
167
+108
+183% +$2.74K ﹤0.01% 4647
2025
Q3 		$3.04K Sell
59
-96
-62% -$4.51K ﹤0.01% 4551
2025
Q2 		$6.06K Buy
155
+80
+107% +$3.72K ﹤0.01% 4130
2025
Q1 		$3.16K Buy
75
+72
+2,400% +$5.47K ﹤0.01% 4461
2024
Q4 		$348 Sell
3
-26
-90% -$4.34K ﹤0.01% 5309
2024
Q3 		$5.49K Buy
+29
New +$6.3K ﹤0.01% 4263
2024
Q2 		– Sell
-4
Closed -$739 – 5844
2024
Q1 		$739 Hold
4
– – ﹤0.01% 5393
2023
Q4 		$1.54K Hold
4
– – ﹤0.01% 5364
2023
Q3 		$1.93K Hold
4
– – ﹤0.01% 5238
2023
Q2 		$4.13K Hold
4
– – ﹤0.01% 4981
2023
Q1 		$4K Sell
4
-3
-43% -$3.64K ﹤0.01% 5077
2022
Q4 		$8K Buy
7
+2
+40% +$2.44K ﹤0.01% 4408
2022
Q3 		$6K Sell
5
-1
-17% -$1.79K ﹤0.01% 5023
2022
Q2 		$11K Buy
6
+2
+50% +$4.89K ﹤0.01% 4376
2022
Q1 		$18K Buy
4
+1
+33% +$3.91K ﹤0.01% 3630
2021
Q4 		$21K Buy
3
+1
+50% +$7.18K ﹤0.01% 3606
2021
Q3 		$8K Buy
+2
New +$9.71K ﹤0.01% 4542

Other funds holding ISPC

UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
CIAM
Caitong International Asset Management Hong Kong $729M AUM 1,176.98% 1-Year Est. Return
SS
SBI Securities Tokyo, Japan $4.4B AUM 74.26% 1-Year Est. Return

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

Tower Research Capital (TRC) increased its iSpecimen (ISPC) stake by 32% in Q2 2026, buying an estimated $219 and bringing the position to 219 shares worth $580. The position accounts for ﹤0.01% of the portfolio, ranked #4994.

Tower Research Capital (TRC) first reported a position in ISPC in Q3 2021 and has held it in 19 quarters since. The position peaked at $21K in Q4 2021. 8 funds tracked by Wall St. Rank hold ISPC as of Q2 2026.

  • Tower Research Capital (TRC) held 219 shares of iSpecimen worth $580 as of Q2 2026.
  • Tower Research Capital (TRC) bought 53 iSpecimen shares in Q2 2026, an estimated $219.
  • iSpecimen made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #4994 holding.
  • Tower Research Capital (TRC) first reported a position in iSpecimen in Q3 2021 and has held it in 19 quarters since.
  • Tower Research Capital (TRC)'s iSpecimen position peaked at $21K in Q4 2021.
  • 8 funds tracked by Wall St. Rank held iSpecimen as of Q2 2026.

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