JY
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Jeff Yass’s Alpha Pro Tech APT Stock Holding History

Jeff Yass’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
Q2 		$1.3M Sell
232,200
-13,600
-6% -$71.1K ﹤0.01% 7512
2026
Q1 		$1.09M Buy
245,800
+140,900
+134% +$692K ﹤0.01% 7658
2025
Q4 		$466K Sell
104,900
-72,700
-41% -$335K ﹤0.01% 8957
2025
Q3 		$851K Sell
177,600
-93,500
-34% -$447K ﹤0.01% 7723
2025
Q2 		$1.27M Buy
271,100
+239,500
+758% +$1.09M ﹤0.01% 6825
2025
Q1 		$158K Sell
31,600
-3,900
-11% -$20.8K ﹤0.01% 11179
2024
Q4 		$188K Sell
35,500
-80,700
-69% -$443K ﹤0.01% 10793
2024
Q3 		$662K Buy
116,200
+80,000
+221% +$462K ﹤0.01% 7804
2024
Q2 		$199K Sell
36,200
-9,200
-20% -$51.3K ﹤0.01% 10363
2024
Q1 		$283K Sell
45,400
-107,200
-70% -$587K ﹤0.01% 9827
2023
Q4 		$807K Sell
152,600
-16,000
-9% -$73.4K ﹤0.01% 7512
2023
Q3 		$732K Buy
168,600
+50,000
+42% +$208K ﹤0.01% 7353
2023
Q2 		$472K Sell
118,600
-22,800
-16% -$89.7K ﹤0.01% 8453
2023
Q1 		$588K Buy
141,400
+85,200
+152% +$354K ﹤0.01% 8186
2022
Q4 		$226K Sell
56,200
-37,100
-40% -$151K ﹤0.01% 9817
2022
Q3 		$378K Sell
93,300
-33,100
-26% -$144K ﹤0.01% 9189
2022
Q2 		$564K Sell
126,400
-49,900
-28% -$212K ﹤0.01% 7969
2022
Q1 		$740K Buy
176,300
+79,400
+82% +$369K ﹤0.01% 7932
2021
Q4 		$578K Sell
96,900
-236,600
-71% -$1.38M ﹤0.01% 8788
2021
Q3 		$2.24M Buy
333,500
+173,100
+108% +$1.43M ﹤0.01% 5583
2021
Q2 		$1.38M Sell
160,400
-13,700
-8% -$119K ﹤0.01% 6884
2021
Q1 		$1.7M Buy
174,100
+80,300
+86% +$1.06M ﹤0.01% 6315
2020
Q4 		$1.05M Sell
93,800
-82,800
-47% -$1.12M ﹤0.01% 6623
2020
Q3 		$2.61M Sell
176,600
-94,200
-35% -$1.6M ﹤0.01% 4113
2020
Q2 		$4.79M Sell
270,800
-148,000
-35% -$2.04M ﹤0.01% 3069
2020
Q1 		$5.06M Buy
+418,800
New +$3.5M ﹤0.01% 2555
2015
Q4 		– Sell
-23,200
Closed -$46K – 9377
2015
Q3 		$46K Buy
23,200
+6,800
+41% +$14.4K ﹤0.01% 9382
2015
Q2 		$37K Buy
+16,400
New +$38.2K ﹤0.01% 9926

Other funds holding APT

NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BCM
Bridgeway Capital Management Houston, Texas $5.69B AUM 60.64% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return

Jeff Yass's APT Position: Q2 2026 in Review

Jeff Yass increased its Alpha Pro Tech (APT) stake by 72% in Q2 2026, buying an estimated $531K and bringing the position to 242,699 shares worth $1.36M. The position accounts for ﹤0.01% of the portfolio, ranked #7401.

Jeff Yass first reported a position in APT in Q3 2015 and has held it in 34 quarters since. The position peaked at $9.03M in Q2 2020. 41 funds tracked by Wall St. Rank hold APT as of Q2 2026.

  • Jeff Yass held 242,699 shares of Alpha Pro Tech worth $1.36M as of Q2 2026.
  • Jeff Yass bought 101,473 Alpha Pro Tech shares in Q2 2026, an estimated $531K.
  • Alpha Pro Tech made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #7401 holding.
  • Jeff Yass first reported a position in Alpha Pro Tech in Q3 2015 and has held it in 34 quarters since.
  • Jeff Yass's Alpha Pro Tech position peaked at $9.03M in Q2 2020.
  • 41 funds tracked by Wall St. Rank held Alpha Pro Tech as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.