One Stop Systems OSS Institutional Ownership

NASDAQ OSS

$8.64 -0.01 (-0.12%)

As of: Sep 30, 2026 · 1:17 PM EDT

Institutions by Trading Activity

110 Institutions

Increased 81 73.6%

Unchanged 6 5.5%

Reduced 23 20.9%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

43.14%

▲+9.39 pp QoQ

Shares Held by Institutions

10.72Mn

of 24.84Mn outstanding

▲+50.25% QoQ

Shares Outstanding

24.84Mn

14.12Mn held outside 13F filers

Institutional Investors

110

filed 13F for Jun 2026

▲+34 vs prior quarter

Net Shares Added (QoQ)

+3.58Mn

accumulated since last quarter

Value of Holdings

$92.70Mn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

One Stop Systems, Inc. (NASDAQ:OSS) appears in 110 institutional 13F filings for the quarter ending June 2026.

Their combined ownership stood at 43.1% of outstanding shares in June 2026, up from 33.8% in March 2026.
They increased total shares held in One Stop Systems by 50.25% from last quarter, and the number of investors in OSS increased 197.3% annually.
Activity in OSS broke down as 81 buyers, 23 sellers, and 6 unchanged among 110 total holders.
The aggregate institutional position in One Stop Systems amounted to 10.72Mn shares as of June 2026, up by 3.58Mn shares quarter on quarter, and up 4.53Mn shares year over year.
BlackRock, Inc. is the top holder of One Stop Systems as of June 30, 2026, with 1.84Mn shares representing 7.4% of outstanding stock.
The largest buyers of One Stop Systems for the quarter ending June 2026 were BlackRock, Inc. (1.24Mn), JANE STREET GROUP, LLC (434.9K), Palisades Investment Partners, LLC (414.39K), GEODE CAPITAL MANAGEMENT, LLC (320.47K), Qube Research & Technologies Ltd (318.92K).
Leading sellers of One Stop Systems shares for the quarter ending June 2026 were Morgan Stanley (343.02K), UBS Group AG (334.83K), CITADEL ADVISORS LLC (285.47K), DnB Asset Management AS (133.97K), Trexquant Investment LP (119.39K).
According to Business Quant data, leading holders of OSS for June 2026 are BlackRock, Inc. (1.84Mn), JANE STREET GROUP, LLC (1.31Mn), VANGUARD CAPITAL MANAGEMENT LLC (974.57K), GEODE CAPITAL MANAGEMENT, LLC (572.92K), BARD ASSOCIATES INC (526.37K), Palisades Investment Partners, LLC (414.39K), RENAISSANCE TECHNOLOGIES LLC (407.86K), State Street Corp (384.26K), MILLENNIUM MANAGEMENT LLC (337.71K), Qube Research & Technologies Ltd (318.92K).

Form 13F Holdings

110 Institutional Holders

Report period 30 Jun, 2026

Total shares held 10.72Mn

Of outstanding 43.14%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	1,837,840	7.40%	▲1,240,537	+207.69%	$33.41Mn
2	JANE STREET GROUP, LLC	0001595888	1,309,455	5.27%	▲434,897	+49.73%	$23.81Mn
3	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	974,568	3.92%	▲14,980	+1.56%	$17.72Mn
4	GEODE CAPITAL MANAGEMENT, LLC	0001214717	572,918	2.31%	▲320,465	+126.94%	$10.42Mn
5	BARD ASSOCIATES INC	0001105907	526,370	2.12%	▼14,296	-2.64%	$9.57Mn
6	Palisades Investment Partners, LLC	0001427373	414,392	1.67%	▲414,392	0.00%	$7.53Mn
7	RENAISSANCE TECHNOLOGIES LLC	0001037389	407,860	1.64%	▲147,900	+56.89%	$7.41Mn
8	State Street Corp	0000093751	384,259	1.55%	▲282,583	+277.93%	$6.99Mn
9	MILLENNIUM MANAGEMENT LLC	0001273087	337,710	1.36%	▼63,019	-15.73%	$6.14Mn
10	Qube Research & Technologies Ltd	0001729829	318,919	1.28%	▲318,919	0.00%	$5.80Mn
11	Northern Trust Corp	0000073124	178,101	0.72%	▲131,127	+279.15%	$3.24Mn
12	TWO SIGMA INVESTMENTS, LP	0001179392	162,193	0.65%	▲162,193	0.00%	$2.95Mn
13	VANGUARD FIDUCIARY TRUST CO	0000933478	157,365	0.63%	▲28,606	+22.22%	$2.86Mn
14	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	155,408	0.63%	▲155,408	0.00%	$2.83Mn
15	Cambridge Investment Research Advisors, Inc.	0001419186	149,292	0.60%	▲3,668	+2.52%	$2.71K
16	NEW YORK STATE COMMON RETIREMENT FUND	0000810265	147,343	0.59%	▲147,343	0.00%	$2.68Mn
17	DIMENSIONAL FUND ADVISORS LP	0000354204	146,871	0.59%	▲146,871	0.00%	$2.67Mn
18	Squarepoint Ops LLC	0001642575	131,346	0.53%	▲72,870	+124.62%	$2.39Mn
19	Informed Momentum Co LLC	0001510989	130,568	0.53%	▼5,421	-3.99%	$2.37Mn
20	DnB Asset Management AS	0001456670	118,759	0.48%	▼133,974	-53.01%	$2.16Mn

Showing 1 to 20 of 110 holders