TRCT
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Tower Research Capital (TRC)’s InterDigital IDCC Stock Holding History

Tower Research Capital (TRC)’s Portfolio IDCC Stock Details IDCC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.42M Buy
4,707
+3,922
+500% +$1.33M 0.04% 436
2025
Q4 		$250K Sell
785
-526
-40% -$186K 0.01% 1264
2025
Q3 		$453K Sell
1,311
-2,089
-61% -$567K 0.01% 938
2025
Q2 		$762K Buy
3,400
+3,082
+969% +$653K 0.02% 687
2025
Q1 		$65.7K Sell
318
-2,203
-87% -$443K ﹤0.01% 2029
2024
Q4 		$488K Buy
2,521
+2,260
+866% +$395K 0.01% 1077
2024
Q3 		$37K Sell
261
-7,248
-97% -$950K ﹤0.01% 2891
2024
Q2 		$875K Buy
7,509
+7,394
+6,430% +$790K 0.01% 870
2024
Q1 		$12.2K Sell
115
-11,207
-99% -$1.18M ﹤0.01% 3495
2023
Q4 		$1.23M Buy
11,322
+8,061
+247% +$746K 0.02% 738
2023
Q3 		$262K Buy
3,261
+2,716
+498% +$236K 0.01% 1268
2023
Q2 		$52.6K Sell
545
-346
-39% -$28K ﹤0.01% 2541
2023
Q1 		$65K Sell
891
-7,083
-89% -$493K ﹤0.01% 2267
2022
Q4 		$394K Buy
7,974
+2,244
+39% +$109K 0.02% 842
2022
Q3 		$232K Sell
5,730
-10,701
-65% -$577K ﹤0.01% 1778
2022
Q2 		$999K Buy
16,431
+14,603
+799% +$896K 0.02% 684
2022
Q1 		$117K Buy
1,828
+815
+80% +$54.2K ﹤0.01% 2087
2021
Q4 		$72K Sell
1,013
-313
-24% -$21.8K ﹤0.01% 2469
2021
Q3 		$90K Sell
1,326
-446
-25% -$30.9K ﹤0.01% 2493
2021
Q2 		$130K Sell
1,772
-3,583
-67% -$265K ﹤0.01% 2212
2021
Q1 		$340K Buy
5,355
+2,790
+109% +$182K 0.01% 1568
2020
Q4 		$155K Sell
2,565
-27,927
-92% -$1.67M ﹤0.01% 1946
2020
Q3 		$1.74M Buy
30,492
+21,276
+231% +$1.28M 0.02% 494
2020
Q2 		$522K Buy
9,216
+9,204
+76,700% +$489K 0.02% 997
2020
Q1 		$1K Sell
12
-2,098
-99% -$110K ﹤0.01% 2783
2019
Q4 		$115K Buy
2,110
+1,447
+218% +$79.9K 0.01% 855
2019
Q3 		$35K Buy
663
+178
+37% +$10.1K ﹤0.01% 2044
2019
Q2 		$31K Buy
485
+478
+6,829% +$31.9K ﹤0.01% 1874
2019
Q1 		$0 Sell
7
-224
-97% -$15.6K ﹤0.01% 4007
2018
Q4 		$15K Sell
231
-3,072
-93% -$224K ﹤0.01% 2158
2018
Q3 		$264K Buy
3,303
+1,702
+106% +$139K 0.02% 824
2018
Q2 		$129K Buy
1,601
+445
+38% +$35.4K 0.01% 1278
2018
Q1 		$85K Buy
1,156
+893
+340% +$68.4K 0.01% 1372
2017
Q4 		$20K Sell
263
-4,326
-94% -$323K ﹤0.01% 2066
2017
Q3 		$339K Buy
4,589
+4,456
+3,350% +$326K 0.03% 424
2017
Q2 		$10K Buy
+133
New +$11.1K ﹤0.01% 1612
2017
Q1 		– Sell
-253
Closed -$23K – 3442
2016
Q4 		$23K Sell
253
-434
-63% -$34.8K ﹤0.01% 2011
2016
Q3 		$54K Buy
687
+374
+119% +$25K 0.01% 1104
2016
Q2 		$17K Buy
+313
New +$17.7K ﹤0.01% 2379
2015
Q4 		– Sell
-2,753
Closed -$139K – 4723
2015
Q3 		$139K Buy
2,753
+1,524
+124% +$78.7K 0.01% 416
2015
Q2 		$70K Sell
1,229
-4,511
-79% -$252K 0.01% 1105
2015
Q1 		$291K Buy
5,740
+5,416
+1,672% +$281K 0.04% 265
2014
Q4 		$17K Buy
324
+321
+10,700% +$15.5K ﹤0.01% 1707
2014
Q3 		$0 Sell
3
-197
-99% -$8.67K ﹤0.01% 4613
2014
Q2 		$10K Sell
200
-65
-25% -$2.51K ﹤0.01% 2363
2014
Q1 		$9K Sell
265
-2,344
-90% -$69.8K ﹤0.01% 2707
2013
Q4 		$77K Sell
2,609
-4,583
-64% -$155K 0.01% 1012
2013
Q3 		$268K Buy
7,192
+6,487
+920% +$245K 0.03% 577
2013
Q2 		$31K Buy
+705
New +$31.6K ﹤0.01% 1312

Other funds holding IDCC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
DGI
Disciplined Growth Investors Minneapolis, Minnesota $4.89B AUM 33.85% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return

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

Tower Research Capital (TRC) increased its InterDigital (IDCC) stake by 500% in Q1 2026, buying an estimated $1.33M and bringing the position to 4,707 shares worth $1.42M. The position accounts for 0.04% of the portfolio, ranked #436.

Tower Research Capital (TRC) first reported a position in IDCC in Q2 2013 and has held it in 49 quarters since. The position peaked at $1.74M in Q3 2020. 570 funds tracked by Wall St. Rank hold IDCC as of Q1 2026.

  • Tower Research Capital (TRC) held 4,707 shares of InterDigital worth $1.42M as of Q1 2026.
  • Tower Research Capital (TRC) bought 3,922 InterDigital shares in Q1 2026, an estimated $1.33M.
  • InterDigital made up 0.04% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #436 holding.
  • Tower Research Capital (TRC) first reported a position in InterDigital in Q2 2013 and has held it in 49 quarters since.
  • Tower Research Capital (TRC)'s InterDigital position peaked at $1.74M in Q3 2020.
  • 570 funds tracked by Wall St. Rank held InterDigital as of Q1 2026.

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