ONE STOP SYSTEMS, INC.

OSSNASDAQ

$8.66-0.31 (-3.46%)as of Oct 2, 2026

Legend

Insider buy

Insider sell

Congress buy

Congress sell

Hedge Funds
bought vs soldGreener markers show more buyers; redder markers show more sellers.

Company share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size.

Insider buy
Insider sell
Congress buy
Congress sell
Hedge Funds bought vs sold

Share activityNet buybacksNo changeNet dilution

Marker size reflects transaction size. Greener fund markers mean more buyers.

Insider Buy
Insider Sell
Congress Buy
Congress Sell
Hedge funds bought vs sold
BuybackNo changeNet dilution

ONE STOP SYSTEMS, INC. price and activity chart data

Showing the 1Y range: Oct 2, 2025 to Oct 2, 2026. Price (+59.5%). 0 insider or congressional trades plotted in this window as 0 markers; nearby trades of the same kind are grouped.

Transactions plotted on the price chart
Date	Category	Person	Role	Action	Amount	Change in holding

Largest institutional holders

13F · Q2 2026

Fund	% of company held	Value	% of portfolio	Quarterly activity
BlackRock, Inc.	7.37%	$33.4M	0.00%	Not reported
Jane Street Group, LLC	5.25%	$23.8M	0.00%	Not reported
Vanguard Capital Management LLC	3.91%	$17.7M	0.00%	Not reported
Geode Capital Management, LLC	2.30%	$10.4M	0.00%	Not reported
Bard Associates Inc	2.11%	$9.57M	2.12%	Reduce 2.64%
Palisades Investment Partners, LLC	1.66%	$7.53M	2.14%	New Not reported
Renaissance Technologies LLC	1.64%	$7.41M	0.01%	Not reported
State Street Corp	1.54%	$6.99M	0.00%	Not reported
Millennium Management LLC	1.35%	$6.14M	0.00%	Not reported
Qube Research & Technologies Ltd	1.28%	$5.8M	0.01%	Not reported
Cambridge Investment Research Advisors, Inc.	1.20%	$5.43M	0.01%	Not reported
Northern Trust Corp	0.71%	$3.24M	0.00%	Not reported
Two Sigma Investments, LP	0.65%	$2.95M	0.00%	Not reported
Vanguard Fiduciary Trust Co	0.63%	$2.86M	0.00%	Not reported
Vanguard Portfolio Management LLC	0.62%	$2.83M	0.00%	Not reported
New York State Common Retirement Fund	0.59%	$2.68M	0.00%	Not reported
Dimensional Fund Advisors LP	0.59%	$2.67M	0.00%	Not reported
Squarepoint Ops LLC	0.53%	$2.39M	0.00%	Not reported
Informed Momentum Co LLC	0.52%	$2.37M	0.21%	Not reported
DNB Asset Management AS	0.48%	$2.16M	0.01%	Reduce 53.01%
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	0.40%	$1.8M	0.00%	Not reported
Trexquant Investment LP	0.39%	$1.79M	0.01%	Not reported
Morgan Stanley	0.36%	$1.62M	0.00%	Not reported
Osaic Holdings, Inc.	0.35%	$1.57M	0.00%	Not reported
Sei Investments Co	0.34%	$1.53M	0.00%	Not reported
Goldman Sachs Group Inc	0.30%	$1.37M	0.00%	Not reported
Eddie Patel Inc	0.29%	$1.33M	0.79%	Add 8.70%
UBS Group AG	0.29%	$1.31M	0.00%	Not reported
Citadel Advisors LLC	0.29%	$1.29M	0.00%	Not reported
Russell Investments Group, Ltd.	0.27%	$1.21M	0.00%	Not reported
Charles Schwab Investment Management Inc	0.26%	$1.19M	0.00%	Not reported
Bank of New York Mellon Corp	0.25%	$1.14M	0.00%	Not reported
Raymond James Financial Inc	0.25%	$1.13M	0.00%	Not reported
Citigroup Inc	0.22%	$999K	0.00%	Not reported
LPL Financial LLC	0.22%	$986K	0.00%	Not reported
SG Americas Securities, LLC	0.19%	$855K	0.00%	Not reported
Engineers Gate Manager LP	0.17%	$759K	0.01%	Not reported
Penbrook Management LLC	0.16%	$707K	0.45%	Reduce 16.83%
Polymer Capital Management (HK) LTD	0.15%	$691K	0.04%	New Not reported
Inspire Investing, LLC	0.15%	$690K	0.03%	New Not reported
Nuveen, LLC	0.15%	$660K	0.00%	Not reported
Stifel Financial Corp	0.13%	$598K	0.00%	Not reported
Bank of America Corp	0.13%	$585K	0.00%	Not reported
Calamos Advisors LLC	0.13%	$581K	0.00%	Not reported
Thompson Siegel & Walmsley LLC	0.13%	$578K	0.01%	Reduce 67.22%
Optimus Capital Advisors, LLC	0.12%	$545K	0.29%	New Not reported
Rhumbline Advisers	0.11%	$507K	0.00%	Not reported
Acadian Asset Management LLC	0.11%	$495K	0.00%	Not reported
Wells Fargo & Company	0.11%	$487K	0.00%	Not reported
Cantor Fitzgerald, L. P.	0.10%	$474K	0.00%	Not reported

50 of 102 holders

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