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One Stop Systems, Inc. planned insider sales

In the last twelve months insiders at One Stop Systems, Inc. filed 3 Form 144 notices of planned sales, 21,000 shares worth $368,765 at the time of filing, from 3 sellers. The latest, filed 26 May 2026: Mitchell Herbets (director), 5,000 shares worth $88,125, planned for around 26 May 2026 through Morgan Stanley Smith Barney LLC Executive Financial Services.

FiledSellerRelationshipSharesValuePlanned saleSold, per Form 4BrokerHow acquiredFiling
26 May 2026Mitchell HerbetsDirector5,000$88,12526 May 20265,000 shares from 26 May 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesRestricted stock vesting under a registered planForm 144
26 May 2026Matz Gregory WDirector8,000$137,76026 May 20268,000 shares from 26 May 2026Fidelity Brokerage Services LLCStock AwardForm 144
26 May 2026Bassett David GeorgeDirector8,000$142,88026 May 20268,000 shares from 26 May 2026Charles Schwab Corp.Restricted Stock UnitsForm 144
A Form 144 is the notice an insider files with the SEC before selling restricted or control shares over the Rule 144 thresholds; it says what may be sold, not what was.
Read moreValue is the filer's own aggregate market value. Sold, per Form 4: the same seller's open-market sales on Form 4 from the notice's date to 90 days after, added up, as they appear on the insiders page; a holder who files no Form 4, such as some large holders, never shows one. What is a Form 144?