TRCT
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Tower Research Capital (TRC)’s Alpha Pro Tech APT Stock Holding History

Tower Research Capital (TRC)’s Portfolio APT Stock Details APT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$2.85K Sell
642
-504
-44% -$2.48K ﹤0.01% 4408
2025
Q4 		$5.09K Buy
1,146
+448
+64% +$2.06K ﹤0.01% 4145
2025
Q3 		$3.34K Sell
698
-302
-30% -$1.45K ﹤0.01% 4518
2025
Q2 		$4.69K Sell
1,000
-194
-16% -$879 ﹤0.01% 4280
2025
Q1 		$5.97K Buy
+1,194
New +$6.38K ﹤0.01% 4077
2024
Q4 		– Sell
-713
Closed -$4.06K – 5682
2024
Q3 		$4.06K Buy
+713
New +$4.12K ﹤0.01% 4691
2023
Q1 		– Sell
-200
Closed -$1K – 5776
2022
Q4 		$1K Hold
200
– – ﹤0.01% 5543
2022
Q3 		$1K Sell
200
-354
-64% -$1.54K ﹤0.01% 5734
2022
Q2 		$3K Buy
554
+454
+454% +$1.93K ﹤0.01% 5347
2022
Q1 		$0 Sell
100
-50
-33% -$232 ﹤0.01% 6066
2021
Q4 		$1K Sell
150
-48
-24% -$280 ﹤0.01% 5778
2021
Q3 		$1K Buy
198
+98
+98% +$809 ﹤0.01% 5421
2021
Q2 		$1K Sell
100
-1,291
-93% -$11.3K ﹤0.01% 5166
2021
Q1 		$13K Sell
1,391
-766
-36% -$10.2K ﹤0.01% 4190
2020
Q4 		$24K Sell
2,157
-9,676
-82% -$131K ﹤0.01% 3741
2020
Q3 		$175K Buy
11,833
+9,066
+328% +$154K ﹤0.01% 2694
2020
Q2 		$49K Buy
2,767
+1,431
+107% +$19.8K ﹤0.01% 3054
2020
Q1 		$16K Buy
1,336
+1,236
+1,236% +$10.3K ﹤0.01% 1809
2019
Q4 		$0 Hold
100
– – ﹤0.01% 3493
2019
Q3 		$0 Buy
+100
New +$350 ﹤0.01% 4059
2015
Q4 		– Sell
-1,802
Closed -$4K – 4435
2015
Q3 		$4K Buy
1,802
+1,091
+153% +$2.32K ﹤0.01% 2900
2015
Q2 		$2K Sell
711
-349
-33% -$813 ﹤0.01% 3686
2015
Q1 		$2K Sell
1,060
-3,836
-78% -$9.83K ﹤0.01% 3719
2014
Q4 		$13K Buy
4,896
+4,345
+789% +$15.4K ﹤0.01% 1895
2014
Q3 		$2K Buy
551
+100
+22% +$243 ﹤0.01% 3766
2014
Q2 		$1K Sell
451
-182
-29% -$390 ﹤0.01% 3612
2014
Q1 		$1K Sell
633
-731
-54% -$1.61K ﹤0.01% 4100
2013
Q4 		$3K Buy
+1,364
New +$2.46K ﹤0.01% 3810

Other funds holding APT

NIM
Needham Investment Management New York $1.96B AUM 101.23% 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
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Group One Trading
Group One Trading Chicago, Illinois $52.2B AUM 104.56% 1-Year Est. Return
BCM
Bridgeway Capital Management Houston, Texas $4.97B AUM 44.96% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

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

Tower Research Capital (TRC) reduced its Alpha Pro Tech (APT) stake by 44% in Q1 2026, selling an estimated $2.48K and leaving 642 shares worth $2.85K. The position accounts for ﹤0.01% of the portfolio, ranked #4408.

Tower Research Capital (TRC) first reported a position in APT in Q4 2013 and has held it in 28 quarters since. The position peaked at $175K in Q3 2020. 37 funds tracked by Wall St. Rank hold APT as of Q1 2026.

  • Tower Research Capital (TRC) held 642 shares of Alpha Pro Tech worth $2.85K as of Q1 2026.
  • Tower Research Capital (TRC) sold 504 Alpha Pro Tech shares in Q1 2026, an estimated $2.48K.
  • Alpha Pro Tech made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #4408 holding.
  • Tower Research Capital (TRC) first reported a position in Alpha Pro Tech in Q4 2013 and has held it in 28 quarters since.
  • Tower Research Capital (TRC)'s Alpha Pro Tech position peaked at $175K in Q3 2020.
  • 37 funds tracked by Wall St. Rank held Alpha Pro Tech as of Q1 2026.

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