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Ouster, Inc. (OUST) XNAS GENERAL INDUSTRIAL MACHINERY & EQUIPMENT, NEC Net insider selling (90d)
Latest OUST Insider Trades
About Ouster, Inc. (OUST) Ouster Inc is a provider of lidar sensors for the automotive, industrial, robotics, and smart infrastructure industries. Ouster's products include high-resolution scanning and solid-state digital lidar sensors, Velodyne Lidar sensors, and software solutions. The company operates in the Americas, Asia and the Pacific, Europe, the Middle East, and Africa. It derives maximum revenue from the Americas. The Company operates as one reportable and operating segment, which relates to the sale and production of lidar sensor kits.
Headquarters SAN FRANCISCO, CA
Employees 320
Listed 2021
Exchange XNAS https://www.ouster.com SEC filings for OUST on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Open-market sale 14 211,786 $8.72M Grant or award 7 29,010 Option exercise 2 200,000
OUST Insider Transactions (Form 4) 78 79 Form 4 filings on record, the earliest from Oct 9, 2024, newest first. Filing history page 1 of 3.
Date Insider Transaction Security Shares Price Value Aug 26, 2026 MF Mark Frichtl - Officer Option exercise Common Stock
Recent OUST Form 8-K Filings 5
Recent OUST Form 144 Notices of Proposed Sale 3 A Form 144 is notice of an INTENDED sale, not a completed one. It often precedes the Form 4 that reports the trade actually happening.
Filed Filer Relationship Shares Market value Notice Aug 18, 2026 KENNETH GIANELLA Officer 40,000 $1.81M View on EDGAR Aug 6, 2026 STEPHEN SKAGGS Director
OUST Insider Trading - FAQ
What is the latest insider trade for OUST? Ouster, Inc. (OUST) had 17 insider filings in the last 90 days, with the most recent on 2026-08-28. The full record for OUST runs to 79 Form 4 filings, the earliest from 2024-10-09. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying OUST stock? No insider purchases of OUST were filed in the last 90 days. 7 purchases are on record for this company.
How many insiders are selling OUST stock? 14 insider sales of OUST were filed in the last 90 days, totaling $8.72M.
Where can I see OUST SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks OUST Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow OUST insider buys? Create a free InsiderAlpha account and press Watch on this page to add OUST to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Industrials Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track OUST insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
Sign up free - Officer
Market cap $2.50B
P/E ratio -
Dividend yield -
Average volume 4.08M
52 week high $63.79
52 week low $16.40
Today's high $36.25
Today's low $34.12
Open $35.92
Volume 2.28M
Previous close $36.54
Shares outstanding 72.11M Market cap
$2.50B
320 employees
OUST Insider Sentiment - Last 90 Days Share of open-market insider dollar volume that was buying versus selling, from SEC Form 4 filings.
0% Buying 100% Selling
0 insider purchases totaling $0 against 14 sales totaling $8.72M.
Most-Active OUST Insiders - Last 90 Days 10 Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Aug 26, 2026 MF Mark Frichtl - Officer Option exercise Incentive Stock Option 100,000 $0.00 -
Aug 6, 2026 SS Stephen A. Skaggs - Director Open-market sale Common Stock 3,614 $45.18 $163K
Aug 4, 2026 DS Darien Spencer - Officer Open-market sale Common Stock 30,000 $45.00 $1.35M
Jul 6, 2026 SH Susan Heystee Grant or award Common Stock 660 $49.83 $33K
Jun 12, 2026 CJ Cyrille Jacquemet - Officer Open-market sale Common Stock 8,723 $38.82 $339K
Jun 12, 2026 DS Darien Spencer - Officer Open-market sale Common Stock 12,559 $38.82 $488K
Jun 12, 2026 MC Megan Chung - Officer Open-market sale Common Stock 11,261 $38.82 $437K
Jun 12, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 18,414 $38.82 $715K
May 26, 2026 CJ Cyrille Jacquemet - Officer Open-market sale Common Stock 9,433 $40.00 $377K
May 22, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 50,063 $14.22 $712K
May 22, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 35,684 $36.39 $1.30M
May 22, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 40,000 $37.16 $1.49M
May 26, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 19,669 $39.16 $770K
May 26, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 76,582 $39.94 $3.06M
May 26, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 70,558 $40.90 $2.89M
May 26, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 48,191 $41.99 $2.02M
May 26, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 45,000 $43.00 $1.94M
May 26, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 45,000 $44.00 $1.98M
May 26, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 3,742 $45.00 $168K
May 22, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 50,063 $0.00 -
May 26, 2026 DS Darien Spencer - Officer Open-market sale Common Stock 30,001 $45.00 $1.35M
May 21, 2026 SH Susan Heystee Open-market sale Common Stock 9,316 $34.81 $324K
May 14, 2026 CJ Cyrille Jacquemet - Officer Open-market sale Common Stock 10,000 $35.00 $350K
May 13, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 13,659 $34.00 $464K
May 14, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 40,000 $35.00 $1.40M
May 13, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 31,434 $2.13 $67K
May 13, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 21,341 $14.22 $303K
May 14, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 40,000 $14.22 $569K
May 15, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 4,316 $14.22 $61K
May 13, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 31,434 $31.09 $977K
May 13, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 21,341 $34.00 $726K
May 13, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 35,000 $32.00 $1.12M
May 13, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 2,500 $33.00 $83K
May 13, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 32,500 $33.00 $1.07M
May 15, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 4,316 $36.00 $155K
May 13, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 31,434 $0.00 -
May 13, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 21,341 $0.00 -
May 14, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 40,000 $0.00 -
May 15, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 4,316 $0.00 -
May 11, 2026 VB Virginia Boulet Open-market purchase Common Stock 1,050 $25.16 $26K
May 4, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 21,149 $2.13 $45K
May 5, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 13,451 $2.13 $29K
May 4, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 21,149 $30.13 $637K
May 5, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 13,451 $30.00 $404K
May 4, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 21,149 $0.00 -
May 5, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 13,451 $0.00 -
Apr 22, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 400 $2.13 $852
Apr 22, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 400 $30.00 $12K
Apr 22, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 400 $0.00 -
Apr 20, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 60,000 $2.13 $128K
Apr 21, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 60,000 $2.13 $128K
Apr 20, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 30,000 $26.08 $783K
Apr 20, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 30,000 $27.08 $812K
Apr 21, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 30,000 $28.11 $843K
Apr 21, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 30,000 $29.02 $871K
Apr 20, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 60,000 $0.00 -
Apr 21, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 60,000 $0.00 -
Apr 17, 2026 MF Mark Frichtl - Officer Option exercise Common Stock 30,000 $2.13 $64K
Apr 17, 2026 MF Mark Frichtl - Officer Open-market sale Common Stock 30,000 $25.15 $754K
Apr 17, 2026 MF Mark Frichtl - Officer Option exercise Non-Qualified Stock Option 30,000 $0.00 -
$PINC
Premier, Inc.
Mark Frichtl - Officer
