How many institutions held OSS - ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share in Q4 2025?

69 institutional investors reported OSS - ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share for Q4 2025. Use the holders table for investor-level position and value details.

ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share (OSS)

Q: What does CUSIP 68247W109 represent in this 13F holders report?

CUSIP 68247W109 is the security identifier for OSS - ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

CUSIP: 68247W109

Q4 2025 13F Holders as of 31 Dec 2025

Security type / class: Equity / Common Stock, par value $0.0001 per share
Total 13F shares: 9,298,038
Total 13F value: $66,755,294
Share change: -385,293
Put/Call ratio: 41%
SEC-reported price per share: $7.18
Number of holders: 69
Value change: -$1,638,563
Number of buys: 45
Number of sells: 27
Shares outstanding: 24,590,164

Security key

68247W109

Report period

Q4 2025

Institutions

Top holders

OSS full security history Ownership snapshot Full 13F holder table Newer quarter: Q2 2026 ONE STOP SYSTEMS, INC. SEC filings ONE STOP SYSTEMS, INC. company facts

Broader feeds

Latest 13F filings Latest 13D/G filings Investors directory

Reporting periods

Holder history for CUSIP 68247W109

Newer quarter: Q2 2026

Recent filing periods:

Q2 2026

Ownership snapshot

Top reported holders of OSS - ONE STOP SYSTEMS, INC. - Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader

Horton Capital Partners F...

Disclosed value leader

Lynrock Lake LP

Comparable rows

15/15

Latest evidence

07 Nov 2025

13D/G 13F 3/4/5 Lead comparable stake: 4.3% 13D/G row: Horton Capital Partners Fund, L.P. Showing 1-6 of 15 holder rows.

Quick read

Horton Capital Partners Fund, L.P. leads the comparable SEC ownership view at 4.3%.

15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Horton Capital Partners Fund, L.P.'s linked filing trail.

Comparable ownership Top 5

Horton Capital Partners Fund, L.P. 4.3%

Lynrock Lake LP 2.7%

BARD ASSOCIATES INC 2.2%

David George Bassett 0.1%

VANGUARD GROUP INC 3.5%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-6 of 15 holder rows

Holder	Evidence	Ownership %	Position	12M Net Δ	As of
Horton Capital Partners Fund, L.P.	13D/G Manko Joseph M. Jr. 13D/G	4.3%	$2,026,821 938,343 shares	-$556,321	04 Jun 2025
Lynrock Lake LP	13F 13D/G Company 13F 13D/G	2.7% from 13D/G	$7,738,162 1,443,687 shares	—	30 Sep 2025
BARD ASSOCIATES INC	13D/G 13F Company 13D/G 13F	2.2%	$6,103,130 540,100 shares	$0	07 Nov 2025
David George Bassett	3/4/5 Director 3/4/5	0.1%	$440,717 24,984 shares	-$141,120	21 May 2025
VANGUARD GROUP INC	13F Company 13F	3.5%	$4,677,672 872,700 shares	—	30 Sep 2025
CITADEL ADVISORS LLC	13F Company 13F	3.5%	$4,636,073 864,939 shares	—	30 Sep 2025

How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q4 2025

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions

9,298,038

Rows available

Investor	Option	Weight %	Change %	SEC-reported value	* Price	Shares	Share Change	Activity	Report Period

^* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders

Q4 2025 holders

Holder diff

Investor	Q3 2025 Shares	Q4 2025 Shares	Share Diff	Share Chg %	Q3 2025 value	Q4 2025 value	Value change	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend