Morgan Stanley
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Morgan Stanley’s One Stop Systems OSS Stock Holding History

Morgan Stanley’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
Q1 		$3.27M Buy
431,919
+369,679
+594% +$3.45M ﹤0.01% 4416
2025
Q4 		$447K Buy
62,240
+6,037
+11% +$35.7K ﹤0.01% 5567
2025
Q3 		$301K Sell
56,203
-16,300
-22% -$89.2K ﹤0.01% 5722
2025
Q2 		$257K Buy
72,503
+40,200
+124% +$112K ﹤0.01% 5752
2025
Q1 		$74.9K Buy
32,303
+12,850
+66% +$43K ﹤0.01% 6137
2024
Q4 		$65.2K Buy
19,453
+16,650
+594% +$42.3K ﹤0.01% 6207
2024
Q3 		$6.7K Hold
2,803
– – ﹤0.01% 6830
2024
Q2 		$6.75K Sell
2,803
-1,000
-26% -$2.66K ﹤0.01% 6776
2024
Q1 		$12.4K Sell
3,803
-3,975
-51% -$10.9K ﹤0.01% 6627
2023
Q4 		$16.3K Buy
7,778
+975
+14% +$1.96K ﹤0.01% 6719
2023
Q3 		$12.6K Buy
6,803
+5,000
+277% +$11.6K ﹤0.01% 6650
2023
Q2 		$5.17K Hold
1,803
– – ﹤0.01% 6982
2023
Q1 		$4.47K Hold
1,803
– – ﹤0.01% 7075
2022
Q4 		$5.43K Hold
1,803
– – ﹤0.01% 7127
2022
Q3 		$6K Hold
1,803
– – ﹤0.01% 7213
2022
Q2 		$7K Sell
1,803
-2,916
-62% -$12.4K ﹤0.01% 7325
2022
Q1 		$18K Sell
4,719
-2
-0% -$8 ﹤0.01% 7195
2021
Q4 		$23K Buy
4,721
+2,161
+84% +$10.8K ﹤0.01% 7168
2021
Q3 		$13K Sell
2,560
-69,114
-96% -$383K ﹤0.01% 7248
2021
Q2 		$415K Buy
71,674
+71,670
+1,791,750% +$405K ﹤0.01% 5639
2021
Q1 		$0 Buy
4
+2
+100% +$12 ﹤0.01% 7538
2020
Q4 		$0 Buy
+2
New +$5 ﹤0.01% 7088

Other funds holding OSS

VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
BA
Bard Associates Chicago, Illinois $398M AUM 54.32% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
DnB Asset Management
DnB Asset Management Oslo, Norway $28B AUM 26% 1-Year Est. Return

Morgan Stanley's OSS Position: Q1 2026 in Review

Morgan Stanley increased its One Stop Systems (OSS) stake by 594% in Q1 2026, buying an estimated $3.45M and bringing the position to 431,919 shares worth $3.27M. The position accounts for ﹤0.01% of the portfolio, ranked #4416.

Morgan Stanley first reported a position in OSS in Q4 2020 and has held it in 22 quarters since. 77 funds tracked by Wall St. Rank hold OSS as of Q1 2026.

  • Morgan Stanley held 431,919 shares of One Stop Systems worth $3.27M as of Q1 2026.
  • Morgan Stanley bought 369,679 One Stop Systems shares in Q1 2026, an estimated $3.45M.
  • One Stop Systems made up ﹤0.01% of Morgan Stanley's portfolio in Q1 2026, its #4416 holding.
  • Morgan Stanley first reported a position in One Stop Systems in Q4 2020 and has held it in 22 quarters since.
  • 77 funds tracked by Wall St. Rank held One Stop Systems as of Q1 2026.

Based on Morgan Stanley's 13F filing for Q1 2026, filed 15 May 2026.