Vanguard Group
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Vanguard Group’s One Stop Systems OSS Stock Holding History

Vanguard Group’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
2025
Q4 		$7.57M Buy
1,054,266
+181,566
+21% +$1.07M ﹤0.01% 3097
2025
Q3 		$4.68M Buy
872,700
+129,479
+17% +$709K ﹤0.01% 3304
2025
Q2 		$2.64M Buy
743,221
+9,059
+1% +$25.3K ﹤0.01% 3442
2025
Q1 		$1.7M Buy
734,162
+35,063
+5% +$117K ﹤0.01% 3544
2024
Q4 		$2.34M Hold
699,099
– – ﹤0.01% 3517
2024
Q3 		$1.67M Hold
699,099
– – ﹤0.01% 3612
2024
Q2 		$1.68M Buy
699,099
+873
+0.1% +$2.32K ﹤0.01% 3614
2024
Q1 		$2.28M Buy
698,226
+13,036
+2% +$35.6K ﹤0.01% 3551
2023
Q4 		$1.44M Buy
685,190
+661
+0.1% +$1.33K ﹤0.01% 3715
2023
Q3 		$1.27M Hold
684,529
– – ﹤0.01% 3747
2023
Q2 		$1.96M Hold
684,529
– – ﹤0.01% 3664
2023
Q1 		$1.7M Buy
684,529
+167,724
+32% +$504K ﹤0.01% 3730
2022
Q4 		$1.56M Buy
516,805
+6,233
+1% +$19.4K ﹤0.01% 3760
2022
Q3 		$1.63M Hold
510,572
– – ﹤0.01% 3830
2022
Q2 		$2.01M Buy
510,572
+10,847
+2% +$46.2K ﹤0.01% 3807
2022
Q1 		$1.91M Sell
499,725
-2,976
-0.6% -$12.4K ﹤0.01% 3977
2021
Q4 		$2.49M Buy
502,701
+28,966
+6% +$145K ﹤0.01% 3961
2021
Q3 		$2.38M Hold
473,735
– – ﹤0.01% 4005
2021
Q2 		$2.74M Buy
473,735
+2,395
+0.5% +$13.5K ﹤0.01% 3871
2021
Q1 		$2.99M Buy
471,340
+229,823
+95% +$1.4M ﹤0.01% 3760
2020
Q4 		$966K Buy
241,517
+12,174
+5% +$31.6K ﹤0.01% 3839
2020
Q3 		$482K Buy
229,343
+200
+0.1% +$467 ﹤0.01% 3826
2020
Q2 		$451K Hold
229,143
– – ﹤0.01% 3793
2020
Q1 		$330K Buy
229,143
+116,792
+104% +$247K ﹤0.01% 3766
2019
Q4 		$227K Buy
112,351
+82,938
+282% +$187K ﹤0.01% 3925
2019
Q3 		$87K Sell
29,413
-122,337
-81% -$256K ﹤0.01% 4044
2019
Q2 		$259K Buy
151,750
+40,527
+36% +$84.9K ﹤0.01% 3933
2019
Q1 		$227K Buy
111,223
+2,000
+2% +$4.66K ﹤0.01% 3899
2018
Q4 		$212K Buy
109,223
+18,763
+21% +$53.2K ﹤0.01% 3891
2018
Q3 		$337K Buy
+90,460
New +$365K ﹤0.01% 3919

Other funds holding OSS

BA
Bard Associates Chicago, Illinois $398M AUM 54.32% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
LLL
Lynrock Lake LP Rye Brook, New York $1.46B AUM 17.55% 1-Year Est. Return
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
PRCP
Pacific Ridge Capital Partners Lake Oswego, Oregon $462M AUM 40.76% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
ACM
Archon Capital Management Seattle, Washington $177M AUM 108.05% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Susquehanna International Group
Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return
TI
Trexquant Investment Stamford, Connecticut $13.9B AUM 31.98% 1-Year Est. Return

Vanguard Group's OSS Position: Q4 2025 in Review

Vanguard Group increased its One Stop Systems (OSS) stake by 21% in Q4 2025, buying an estimated $1.07M and bringing the position to 1,054,266 shares worth $7.57M. The position accounts for ﹤0.01% of the portfolio, ranked #3097.

Vanguard Group first reported a position in OSS in Q3 2018 and has held it in 30 quarters since. 69 funds tracked by Wall St. Rank hold OSS as of Q4 2025.

  • Vanguard Group held 1,054,266 shares of One Stop Systems worth $7.57M as of Q4 2025.
  • Vanguard Group bought 181,566 One Stop Systems shares in Q4 2025, an estimated $1.07M.
  • One Stop Systems made up ﹤0.01% of Vanguard Group's portfolio in Q4 2025, its #3097 holding.
  • Vanguard Group first reported a position in One Stop Systems in Q3 2018 and has held it in 30 quarters since.
  • 69 funds tracked by Wall St. Rank held One Stop Systems as of Q4 2025.

Based on Vanguard Group's 13F filing for Q4 2025, filed 29 Jan 2026.