Latest Period
Q4 2025
Security Snapshot
ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share (OSS) Institutional Ownership
CUSIP: 68247W109
13F Institutional Holders and Ownership History from Q1 2018 to Q1 2026
Institutions Reporting
69
Shares (Excl. Options)
9,298,038
Price
$7.18
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- Type / Class
- Equity / Common Stock, par value $0.0001 per share
- Symbol
- OSS on Nasdaq
- Shares outstanding
- 24,663,630
- Price per share
- $7.57
- All holders as of 31 Dec 2025
- Q4 2025
- Total 13F shares
- 9,298,038
- Total reported value
- $66,755,294
- % of total 13F portfolios
- 0%
- Share change
- -385,293
- Value change
- -$1,638,563
- Number of holders
- 69
- Price from insider filings
- $7.57
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors
Quick Takeaways
- OSS - ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share is tracked under CUSIP 68247W109.
- 69 institutions reported positions in Q4 2025.
- 3 significant owners is listed from Schedule 13D/13G reporting.
What Changed
- Holder count moved from 69 to 6 between Q4 2025 and Q1 2026.
- Reported value moved from $66,755,294 to $877,092.
Why This Matters
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Source Evidence
Source: SEC Form 13F
Open SEC Evidence
Latest holder context comes from 69 institutions filings for Q4 2025.
Investment Quick Answers
What is CUSIP 68247W109?
CUSIP 68247W109 identifies OSS - ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share in SEC 13F datasets.
Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.
Next ownership checks
Use the next link that matches the question you still need to answer about this security.
- Latest 13F filings when you want to inspect fresh institutional portfolio moves.
- Latest Schedule 13D/13G reports when you need large-owner changes outside the 13F cycle.
- All institutional ownership pages to compare this security with other holder-history pages.
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 68247W109:
Significant Owners of ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share (OSS) based on Schedule 13D/G filings
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Horton Capital Partners Fund, L.P. | 4.3% | -22% | $2,026,821 | -$556,321 | 938,343 | -22% | Manko Joseph M. Jr. | 04 Jun 2025 |
| Lynrock Lake LP | 2.7% | -56% | $7,524,873 | -$8,788,790 | 665,918 | -54% | Lynrock Lake LP | 31 Dec 2025 |
| BARD ASSOCIATES INC | 2.2% | $6,103,130 | 540,100 | BARD ASSOCIATES INC | 07 Nov 2025 |
As of 31 Dec 2025, 69 institutional investors reported holding 9,298,038 shares of ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share (OSS). This represents 38% of the company’s total 24,663,630 outstanding shares.
Top 25 Institutional Shareholders
The largest institutional shareholders of ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share (OSS) together control 33% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| VANGUARD GROUP INC | 4.3% | 1,054,266 | +21% | 0% | $7,569,630 |
| BARD ASSOCIATES INC | 3.4% | 850,858 | -7.2% | 1.6% | $6,109,161 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 2.8% | 693,493 | +26% | 0% | $4,979,280 |
| Lynrock Lake LP | 2.7% | 665,918 | -54% | 0.32% | $4,781,291 |
| JANE STREET GROUP, LLC | 2.4% | 603,805 | +85% | 0.01% | $4,335,320 |
| Pacific Ridge Capital Partners, LLC | 1.8% | 432,361 | -3% | 0.68% | $3,104,352 |
| RENAISSANCE TECHNOLOGIES LLC | 1.5% | 375,701 | -4.4% | 0% | $2,697,533 |
| Archon Capital Management LLC | 1.3% | 326,812 | -31% | 1.3% | $2,346,510 |
| MARSHALL WACE, LLP | 1.1% | 273,935 | -45% | 0% | $1,966,852 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1.1% | 259,072 | +44% | 0% | $1,860,137 |
| Trexquant Investment LP | 1% | 256,810 | +177% | 0.02% | $1,843,896 |
| TWO SIGMA INVESTMENTS, LP | 1% | 253,294 | +70% | 0% | $1,818,651 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.97% | 238,495 | +13% | 0% | $1,712,992 |
| BNP PARIBAS FINANCIAL MARKETS | 0.93% | 228,336 | 0% | 0% | $1,639,452 |
| ACADIAN ASSET MANAGEMENT LLC | 0.75% | 185,992 | +129% | 0% | $1,331,000 |
| Informed Momentum Co LLC | 0.66% | 162,973 | 0% | 0.13% | $1,170,146 |
| THOMPSON SIEGEL & WALMSLEY LLC | 0.62% | 153,124 | -23% | 0.02% | $1,099,000 |
| DNB Asset Management AS | 0.62% | 152,901 | +883% | 0% | $1,097,829 |
| Squarepoint Ops LLC | 0.6% | 147,960 | +153% | 0% | $1,062,353 |
| CITADEL ADVISORS LLC | 0.59% | 145,676 | -83% | 0% | $1,045,954 |
| BlackRock, Inc. | 0.56% | 137,444 | +47% | 0% | $986,848 |
| GOLDMAN SACHS GROUP INC | 0.52% | 128,749 | -11% | 0% | $924,418 |
| Cambridge Investment Research Advisors, Inc. | 0.46% | 113,038 | 0% | $812,000 | |
| Manatuck Hill Partners, LLC | 0.41% | 100,000 | +100% | 0.25% | $718,000 |
| SEI INVESTMENTS CO | 0.4% | 99,848 | 0% | $716,909 |
Institutional Holders of ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share (OSS) across Reporting Periods
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q1 | 115,881 | $877,092 | -$47,497 | $7.57 | 6 |
| 2025 Q4 | 9,298,038 | $66,755,294 | -$1,638,563 | $7.18 | 69 |
| 2025 Q3 | 9,713,088 | $52,059,498 | +$17,674,597 | $5.36 | 58 |
| 2025 Q2 | 6,432,455 | $22,835,306 | +$3,929,361 | $3.55 | 39 |
| 2025 Q1 | 5,322,190 | $12,346,060 | -$52,732 | $2.32 | 33 |
| 2024 Q4 | 5,275,157 | $17,672,440 | +$818,138 | $3.35 | 37 |
| 2024 Q3 | 5,064,221 | $12,092,345 | -$1,002,765 | $2.39 | 27 |
| 2024 Q2 | 5,481,799 | $13,195,256 | +$139,984 | $2.41 | 32 |
| 2024 Q1 | 5,423,818 | $17,661,927 | -$485,752 | $3.26 | 24 |
| 2023 Q4 | 5,630,447 | $11,821,299 | +$69,144 | $2.10 | 27 |
| 2023 Q3 | 5,575,911 | $10,290,435 | -$729,281 | $1.85 | 25 |
| 2023 Q2 | 5,799,533 | $16,606,949 | -$57,284 | $2.87 | 25 |
| 2023 Q1 | 5,835,509 | $14,471,974 | +$657,523 | $2.48 | 26 |
| 2022 Q4 | 5,570,143 | $16,734,084 | +$781,059 | $3.01 | 25 |
| 2022 Q3 | 5,311,920 | $16,998,000 | +$480,790 | $3.20 | 24 |
| 2022 Q2 | 5,152,686 | $20,273,000 | +$1,936,449 | $3.94 | 22 |
| 2022 Q1 | 4,663,774 | $17,812,000 | -$2,177,243 | $3.82 | 28 |
| 2021 Q4 | 5,019,292 | $24,844,966 | +$2,664,171 | $4.95 | 32 |
| 2021 Q3 | 4,449,579 | $22,380,000 | +$406,581 | $5.03 | 30 |
| 2021 Q2 | 4,349,624 | $25,145,000 | +$2,562,155 | $5.79 | 33 |
| 2021 Q1 | 3,898,011 | $24,666,000 | -$3,469,184 | $6.34 | 34 |
| 2020 Q4 | 4,671,117 | $18,668,928 | +$1,050,129 | $4.00 | 26 |
| 2020 Q3 | 4,415,312 | $9,271,000 | +$374,209 | $2.10 | 19 |
| 2020 Q2 | 4,240,801 | $8,456,000 | -$1,459,168 | $1.97 | 16 |
| 2020 Q1 | 5,289,869 | $7,616,000 | +$530,487 | $1.44 | 23 |
| 2019 Q4 | 4,921,460 | $10,005,000 | +$132,883 | $2.02 | 19 |
| 2019 Q3 | 4,264,956 | $12,566,000 | +$4,892,133 | $2.95 | 18 |
| 2019 Q2 | 2,606,978 | $4,440,000 | +$100 | $1.70 | 12 |
| 2019 Q1 | 2,604,749 | $5,315,000 | +$289,563 | $2.04 | 11 |
| 2018 Q4 | 2,471,838 | $4,798,000 | +$332,378 | $1.94 | 12 |
| 2018 Q3 | 2,229,947 | $8,291,000 | +$407,383 | $3.72 | 13 |
| 2018 Q2 | 2,112,580 | $9,125,000 | +$22,932 | $4.18 | 12 |
| 2018 Q1 | 2,104,662 | $9,260,000 | +$9,260,000 | $4.40 | 9 |