TRCT
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Tower Research Capital (TRC)’s CSP Inc CSPI Stock Holding History

Tower Research Capital (TRC)’s Portfolio CSPI Stock Details CSPI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$24K Buy
2,774
+1,971
+245% +$19.6K ﹤0.01% 3347
2025
Q4 		$10K Sell
803
-474
-37% -$5.8K ﹤0.01% 3846
2025
Q3 		$14.7K Buy
1,277
+1,275
+63,750% +$14.9K ﹤0.01% 3575
2025
Q2 		$26 Sell
2
-221
-99% -$3.18K ﹤0.01% 5210
2025
Q1 		$3.42K Sell
223
-481
-68% -$8.22K ﹤0.01% 4414
2024
Q4 		$11.3K Buy
704
+230
+49% +$3.32K ﹤0.01% 3730
2024
Q3 		$6.16K Buy
+474
New +$6.66K ﹤0.01% 4175
2023
Q4 		– Sell
-672
Closed -$5.88K – 5955
2023
Q3 		$5.88K Sell
672
-2,036
-75% -$15K ﹤0.01% 4672
2023
Q2 		$16.1K Buy
2,708
+120
+5% +$770 ﹤0.01% 3580
2023
Q1 		$18K Buy
2,588
+242
+10% +$1.37K ﹤0.01% 3537
2022
Q4 		$12K Sell
2,346
-710
-23% -$2.86K ﹤0.01% 3696
2022
Q3 		$11K Buy
3,056
+1,150
+60% +$4.68K ﹤0.01% 4429
2022
Q2 		$9K Sell
1,906
-588
-24% -$2.36K ﹤0.01% 4543
2022
Q1 		$10K Buy
2,494
+214
+9% +$858 ﹤0.01% 4292
2021
Q4 		$10K Buy
2,280
+1,914
+523% +$8.27K ﹤0.01% 4543
2021
Q3 		$2K Buy
366
+350
+2,188% +$1.69K ﹤0.01% 5245
2021
Q2 		$0 Sell
16
-2,936
-99% -$14.8K ﹤0.01% 5521
2021
Q1 		$13K Sell
2,952
-230
-7% -$1.08K ﹤0.01% 4195
2020
Q4 		$12K Buy
3,182
+2,796
+724% +$11K ﹤0.01% 4191
2020
Q3 		$2K Buy
386
+136
+54% +$576 ﹤0.01% 4574
2020
Q2 		$1K Buy
250
+30
+14% +$132 ﹤0.01% 4591
2020
Q1 		$1K Sell
220
-528
-71% -$3.11K ﹤0.01% 2749
2019
Q4 		$5K Buy
748
+590
+373% +$3.84K ﹤0.01% 2676
2019
Q3 		$1K Buy
+158
New +$1.09K ﹤0.01% 3831
2019
Q2 		– Sell
-48
Closed – – 3771
2019
Q1 		$0 Sell
48
-96
-67% -$483 ﹤0.01% 3853
2018
Q4 		$1K Sell
144
-72
-33% -$429 ﹤0.01% 3564
2018
Q3 		$1K Sell
216
-382
-64% -$2.24K ﹤0.01% 3565
2018
Q2 		$3K Sell
598
-272
-31% -$1.4K ﹤0.01% 3213
2018
Q1 		$5K Buy
+870
New +$6.17K ﹤0.01% 2693
2017
Q3 		– Sell
-1,736
Closed -$9K – 3820
2017
Q2 		$9K Buy
1,736
+1,480
+578% +$7.94K ﹤0.01% 1651
2017
Q1 		$1K Buy
256
+56
+28% +$283 ﹤0.01% 2770
2016
Q4 		$1K Sell
200
-106
-35% -$567 ﹤0.01% 3586
2016
Q3 		$2K Sell
306
-1,462
-83% -$6.61K ﹤0.01% 3044
2016
Q2 		$7K Buy
1,768
+658
+59% +$2.38K ﹤0.01% 3117
2016
Q1 		$3K Buy
1,110
+110
+11% +$322 ﹤0.01% 3066
2015
Q4 		$3K Buy
+1,000
New +$2.88K ﹤0.01% 3408
2015
Q3 		– Sell
-340
Closed -$1K – 4106
2015
Q2 		$1K Sell
340
-508
-60% -$1.79K ﹤0.01% 3970
2015
Q1 		$3K Sell
848
-260
-23% -$935 ﹤0.01% 3544
2014
Q4 		$4K Buy
+1,108
New +$4.28K ﹤0.01% 2847
2014
Q2 		– Sell
-2,802
Closed -$11K – 4099
2014
Q1 		$11K Buy
2,802
+2,114
+307% +$8.47K ﹤0.01% 2494
2013
Q4 		$3K Buy
688
+670
+3,722% +$2.56K ﹤0.01% 3820
2013
Q3 		$0 Sell
18
-756
-98% -$2.94K ﹤0.01% 4584
2013
Q2 		$3K Buy
+774
New +$2.86K ﹤0.01% 3269

Other funds holding CSPI

VWA
Visionary Wealth Advisors O'fallon, Illinois $2.26B AUM 19.48% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
FFA
Farther Finance Advisors San Francisco, California $12.8B AUM 26.53% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

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

Tower Research Capital (TRC) increased its CSP Inc (CSPI) stake by 245% in Q1 2026, buying an estimated $19.6K and bringing the position to 2,774 shares worth $24K. The position accounts for ﹤0.01% of the portfolio, ranked #3347.

Tower Research Capital (TRC) first reported a position in CSPI in Q2 2013 and has held it in 43 quarters since. 48 funds tracked by Wall St. Rank hold CSPI as of Q1 2026.

  • Tower Research Capital (TRC) held 2,774 shares of CSP Inc worth $24K as of Q1 2026.
  • Tower Research Capital (TRC) bought 1,971 CSP Inc shares in Q1 2026, an estimated $19.6K.
  • CSP Inc made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #3347 holding.
  • Tower Research Capital (TRC) first reported a position in CSP Inc in Q2 2013 and has held it in 43 quarters since.
  • 48 funds tracked by Wall St. Rank held CSP Inc as of Q1 2026.

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