JY
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Jeff Yass’s One Stop Systems OSS Stock Holding History

Jeff Yass’s Portfolio OSS Stock Details OSS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$7.72M Buy
424,600
+327,200
+336% +$4.56M ﹤0.01% 3813
2026
Q1 		$737K Buy
97,400
+55,500
+132% +$517K ﹤0.01% 8679
2025
Q4 		$301K Sell
41,900
-19,500
-32% -$115K ﹤0.01% 9941
2025
Q3 		$329K Buy
61,400
+16,900
+38% +$92.5K ﹤0.01% 9904
2025
Q2 		$158K Buy
44,500
+21,200
+91% +$59.1K ﹤0.01% 11461
2025
Q1 		$54.1K Buy
23,300
+1,100
+5% +$3.68K ﹤0.01% 11830
2024
Q4 		$74.4K Buy
22,200
+6,300
+40% +$16K ﹤0.01% 11508
2024
Q3 		$38K Buy
15,900
+3,600
+29% +$7.97K ﹤0.01% 11478
2024
Q2 		$29.6K Buy
12,300
+1,900
+18% +$5.06K ﹤0.01% 11572
2024
Q1 		$33.9K Buy
+10,400
New +$28.4K ﹤0.01% 11677
2023
Q3 		– Sell
-10,100
Closed -$29K – 12694
2023
Q2 		$29K Buy
+10,100
New +$26.7K ﹤0.01% 11526
2023
Q1 		– Sell
-19,900
Closed -$59.9K – 13223
2022
Q4 		$59.9K Hold
19,900
– – ﹤0.01% 11294
2022
Q3 		$64K Buy
+19,900
New +$75.5K ﹤0.01% 12046
2022
Q2 		– Sell
-12,400
Closed -$47K – 13646
2022
Q1 		$47K Buy
12,400
+2,400
+24% +$9.97K ﹤0.01% 12337
2021
Q4 		$50K Sell
10,000
-3,200
-24% -$16K ﹤0.01% 12542
2021
Q3 		$66K Buy
13,200
+2,000
+18% +$11.1K ﹤0.01% 12249
2021
Q2 		$65K Buy
+11,200
New +$63.3K ﹤0.01% 12240

Other funds holding OSS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $451M AUM 66.6% 1-Year Est. Return
PIP
Palisades Investment Partners Santa Monica, California $352M AUM 76.79% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return

Jeff Yass's OSS Position: Q2 2026 in Review

Jeff Yass sold out of One Stop Systems (OSS) in Q2 2026, closing a stake of 236,299 shares — an estimated $3.29M sold.

Jeff Yass first reported a position in OSS in Q2 2018 and held it in 11 quarters. The position peaked at $1.86M in Q4 2025. 107 funds tracked by Wall St. Rank hold OSS as of Q2 2026.

  • Jeff Yass reported no remaining One Stop Systems position as of Q2 2026 after selling out during the quarter.
  • Jeff Yass sold 236,299 One Stop Systems shares in Q2 2026, an estimated $3.29M.
  • Jeff Yass first reported a position in One Stop Systems in Q2 2018 and held it in 11 quarters.
  • Jeff Yass's One Stop Systems position peaked at $1.86M in Q4 2025.
  • 107 funds tracked by Wall St. Rank held One Stop Systems as of Q2 2026.

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