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One Stop Systems, Inc.

OSS
Exchange
Nasdaq
Industry
Electronic Computers
SEC CIK
0001394056

No open-market purchases or sales by One Stop Systems, Inc. insiders were filed in the last 90 days; 108 institutions reported holding it in 13F filings for Q2 2026, worth $193.4M in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in One Stop Systems, Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
33
−4 vs. Q4 2024
Shares held
5.32M
+47.0K (+0.9%) vs. Q4 2024
Total value
$12.3M
−$5.33M (−30.1%) vs. Q4 2024
New holders
4
16 more added
Sold out
8
7 more reduced

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OSS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 33 institutions
Q1 2021: 37 institutionsQ2 2021: 33 institutionsQ3 2021: 30 institutionsQ4 2021: 34 institutionsQ1 2022: 29 institutionsQ2 2022: 25 institutionsQ3 2022: 27 institutionsQ4 2022: 25 institutionsQ1 2023: 26 institutionsQ2 2023: 26 institutionsQ3 2023: 26 institutionsQ4 2023: 29 institutionsQ1 2024: 25 institutionsQ2 2024: 34 institutionsQ3 2024: 27 institutionsQ4 2024: 37 institutionsQ1 2025: 33 institutionsQ2 2025: 39 institutionsQ3 2025: 59 institutionsQ4 2025: 69 institutionsQ1 2026: 77 institutionsQ2 2026: 108 institutions
Value heldQ1 2025: $12.3M
Q1 2021: $24.7MQ2 2021: $25.1MQ3 2021: $22.4MQ4 2021: $24.8MQ1 2022: $17.8MQ2 2022: $20.3MQ3 2022: $17.0MQ4 2022: $16.7MQ1 2023: $14.5MQ2 2023: $16.6MQ3 2023: $10.3MQ4 2023: $11.8MQ1 2024: $17.7MQ2 2024: $13.2MQ3 2024: $12.1MQ4 2024: $17.7MQ1 2025: $12.3MQ2 2025: $22.8MQ3 2025: $52.1MQ4 2025: $66.8MQ1 2026: $63.1MQ2 2026: $193.4M
Institutions holding OSS and their total value by quarter
QuarterHoldersValue
Q2 2026108$193.4M
Q1 202677$63.1M
Q4 202569$66.8M
Q3 202559$52.1M
Q2 202539$22.8M
Q1 202533$12.3M
Q4 202437$17.7M
Q3 202427$12.1M
Q2 202434$13.2M
Q1 202425$17.7M
Q4 202329$11.8M
Q3 202326$10.3M
Q2 202326$16.6M
Q1 202326$14.5M
Q4 202225$16.7M
Q3 202227$17.0M
Q2 202225$20.3M
Q1 202229$17.8M
Q4 202134$24.8M
Q3 202130$22.4M
Q2 202133$25.1M
Q1 202137$24.7M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding One Stop Systems, Inc.; share changes are against Q4 2024.

Institutions holding OSS in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Lynrock Lake LP2,066,666$4.79M0.46%00.0%Unchanged
Bard Associates Inc1,029,780$2.39M0.89%−14,917−1.4%Reduced
Vanguard Group Inc734,162$1.70M0.00%+35,063+5.0%Added
Pacific Ridge Capital Partners, LLC461,138$1.07M0.28%−22,361−4.6%Reduced
Geode Capital Management, LLC197,892$459.2K0.00%+7,675+4.0%Added
Archon Capital Management LLC153,098$355.2K0.37%+153,098New
BlackRock, Inc.94,595$219.5K0.00%+127+0.1%Added
Renaissance Technologies LLC92,860$215.4K0.00%+22,960+32.8%Added
Essex Investment Management Co LLC73,643$170.9K0.04%−152−0.2%Reduced
State Street Corp65,876$152.8K0.00%+8,100+14.0%Added
Northern Trust Corp39,659$92.0K0.00%+7,653+23.9%Added
Marshall Wace, LLP38,729$89.9K0.00%+38,729New
Dimensional Fund Advisors LP34,894$81.0K0.00%+7,539+27.6%Added
Morgan Stanley32,303$74.9K0.00%+12,850+66.1%Added
Citadel Advisors LLC30,431$70.6K0.00%−66,642−68.7%Reduced
Goldman Sachs Group Inc26,343$61.1K0.00%−2,249−7.9%Reduced
UBS Group AG20,542$47.7K0.00%−5,045−19.7%Reduced
Baker Tilly Wealth Management, LLC20,000$46.4K0.02%00.0%Unchanged
Legato Capital Management LLC17,984$41.7K0.01%00.0%Unchanged
Simplex Trading, LLC17,300$40.0K0.00%−7,744−30.9%Reduced
Jane Street Group, LLC16,332$37.9K0.00%+3,421+26.5%Added
Gsa Capital Partners LLP13,127$30.0K0.00%+13,127New
Charles Schwab Investment Management Inc12,911$30.0K0.00%00.0%Unchanged
Susquehanna International Group, LLP12,385$28.7K0.00%+293+2.4%Added
Group One Trading, L.P.10,210$23.7K0.00%+4,333+73.7%Added
JPMorgan Chase & Co3,723$8.64K0.00%+3,684+9,446.2%Added
Tower Research Capital LLC (TRC)1,749$4.06K0.00%+1,325+312.5%Added
MAI Capital Management1,441$3.34K0.00%00.0%Unchanged
Wells Fargo & Company1,000$2.32K0.00%00.0%Unchanged
Lazard Asset Management LLC845$1.00K0.00%+540+177.0%Added
SBI Securities Co., Ltd.301$6980.00%+300+30,000.0%Added
Bank of America Corp151$3500.00%+7+4.9%Added
ORG Partners LLC120$2790.00%+120New
Millennium Management LLC0$00.00%−42,277−100.0%Sold out
Two Sigma Securities, LLC0$00.00%−32,560−100.0%Sold out
Virtu Financial LLC0$00.00%−21,639−100.0%Sold out
Diametric Capital, LP0$00.00%−18,721−100.0%Sold out
Sovereign Financial Group, Inc.0$00.00%−17,715−100.0%Sold out
Wolverine Trading, LLC0$00.00%−10,511−100.0%Sold out
XTX Topco Ltd0$00.00%−10,878−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−500−100.0%Sold out