TRCT
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Tower Research Capital (TRC)’s Interactive Brokers IBKR Stock Holding History

Tower Research Capital (TRC)’s Portfolio IBKR Stock Details IBKR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.9M Buy
28,333
+3,779
+15% +$270K 0.05% 359
2025
Q4 		$1.58M Buy
24,554
+17,519
+249% +$1.17M 0.04% 397
2025
Q3 		$484K Sell
7,035
-11,551
-62% -$727K 0.01% 884
2025
Q2 		$1.03M Sell
18,586
-3,130
-14% -$148K 0.03% 535
2025
Q1 		$899K Sell
21,716
-1,564
-7% -$77.5K 0.03% 547
2024
Q4 		$1.03M Buy
23,280
+13,256
+132% +$558K 0.02% 608
2024
Q3 		$349K Sell
10,024
-15,388
-61% -$476K 0.01% 1124
2024
Q2 		$779K Buy
25,412
+1,492
+6% +$44.5K 0.01% 964
2024
Q1 		$668K Sell
23,920
-20,796
-47% -$518K 0.02% 699
2023
Q4 		$927K Buy
44,716
+25,384
+131% +$519K 0.01% 903
2023
Q3 		$418K Sell
19,332
-39,096
-67% -$870K 0.01% 974
2023
Q2 		$1.21M Buy
58,428
+38,436
+192% +$758K 0.04% 399
2023
Q1 		$412K Buy
19,992
+12,172
+156% +$248K 0.01% 950
2022
Q4 		$141K Sell
7,820
-20,492
-72% -$383K 0.01% 1563
2022
Q3 		$452K Buy
28,312
+6,216
+28% +$95.8K 0.01% 1228
2022
Q2 		$304K Buy
22,096
+10,556
+91% +$157K 0.01% 1471
2022
Q1 		$190K Sell
11,540
-4,756
-29% -$81.9K ﹤0.01% 1764
2021
Q4 		$324K Sell
16,296
-21,576
-57% -$401K 0.01% 1425
2021
Q3 		$590K Buy
37,872
+7,260
+24% +$114K 0.02% 872
2021
Q2 		$503K Sell
30,612
-2,216
-7% -$38.3K 0.01% 1186
2021
Q1 		$600K Sell
32,828
-29,460
-47% -$531K 0.01% 1083
2020
Q4 		$948K Buy
62,288
+46,908
+305% +$622K 0.03% 550
2020
Q3 		$186K Sell
15,380
-14,052
-48% -$175K ﹤0.01% 2641
2020
Q2 		$307K Buy
29,432
+10,696
+57% +$112K 0.01% 1423
2020
Q1 		$202K Buy
18,736
+15,692
+516% +$190K 0.01% 751
2019
Q4 		$35K Sell
3,044
-8,336
-73% -$97.8K ﹤0.01% 1560
2019
Q3 		$153K Sell
11,380
-30,428
-73% -$378K 0.01% 1130
2019
Q2 		$567K Buy
41,808
+9,848
+31% +$134K 0.04% 426
2019
Q1 		$415K Buy
31,960
+20,256
+173% +$266K 0.03% 711
2018
Q4 		$160K Sell
11,704
-4,888
-29% -$65.2K 0.01% 767
2018
Q3 		$229K Buy
16,592
+15,220
+1,109% +$231K 0.02% 907
2018
Q2 		$22K Sell
1,372
-10,660
-89% -$193K ﹤0.01% 2379
2018
Q1 		$202K Sell
12,032
-6,040
-33% -$100K 0.02% 874
2017
Q4 		$268K Buy
18,072
+13,316
+280% +$182K 0.03% 467
2017
Q3 		$54K Buy
+4,756
New +$48.5K ﹤0.01% 1894
2017
Q1 		– Sell
-5,596
Closed -$51K – 3436
2016
Q4 		$51K Buy
+5,596
New +$50.9K 0.01% 1411
2016
Q3 		– Sell
-18,352
Closed -$162K – 3986
2016
Q2 		$162K Buy
18,352
+17,640
+2,478% +$168K 0.02% 800
2016
Q1 		$7K Sell
712
-156
-18% -$1.38K ﹤0.01% 2368
2015
Q4 		$9K Buy
+868
New +$9.06K ﹤0.01% 2260
2015
Q3 		– Sell
-252
Closed -$3K – 4338
2015
Q2 		$3K Sell
252
-29,160
-99% -$265K ﹤0.01% 3551
2015
Q1 		$250K Buy
29,412
+19,356
+192% +$154K 0.03% 317
2014
Q4 		$73K Buy
10,056
+9,956
+9,956% +$66.6K 0.01% 854
2014
Q3 		$1K Sell
100
-5,776
-98% -$34.4K ﹤0.01% 4094
2014
Q2 		$34K Buy
5,876
+2,136
+57% +$12.3K ﹤0.01% 1515
2014
Q1 		$20K Sell
3,740
-30,348
-89% -$168K ﹤0.01% 1878
2013
Q4 		$207K Buy
34,088
+29,416
+630% +$164K 0.03% 504
2013
Q3 		$22K Sell
4,672
-41,212
-90% -$177K ﹤0.01% 2612
2013
Q2 		$183K Buy
+45,884
New +$177K 0.01% 283

Other funds holding IBKR

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
CCM
Cantillon Capital Management New York $15.1B AUM 23.54% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management Los Angeles, California $34B AUM 6.31% 1-Year Est. Return
GWM
Greenwich Wealth Management Greenwich, Connecticut $2.45B AUM 39.53% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

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

Tower Research Capital (TRC) increased its Interactive Brokers (IBKR) stake by 15% in Q1 2026, buying an estimated $270K and bringing the position to 28,333 shares worth $1.9M. The position accounts for 0.05% of the portfolio, ranked #359.

Tower Research Capital (TRC) first reported a position in IBKR in Q2 2013 and has held it in 48 quarters since. 993 funds tracked by Wall St. Rank hold IBKR as of Q1 2026.

  • Tower Research Capital (TRC) held 28,333 shares of Interactive Brokers worth $1.9M as of Q1 2026.
  • Tower Research Capital (TRC) bought 3,779 Interactive Brokers shares in Q1 2026, an estimated $270K.
  • Interactive Brokers made up 0.05% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #359 holding.
  • Tower Research Capital (TRC) first reported a position in Interactive Brokers in Q2 2013 and has held it in 48 quarters since.
  • 993 funds tracked by Wall St. Rank held Interactive Brokers as of Q1 2026.

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