COO Darien Spencer sells $435K of stock under 10b5-1 plan

What did Ouster, Inc. announce?

Chief Operating Officer Darien Spencer sold 12,808 shares of Ouster common stock at $33.96 for $434,953.28 under a pre-arranged 10b5-1 trading plan.

Key details

• Sale of 12,808 shares executed at $33.96 per share on 09/14/2026
• Total transaction value of $434,953.28, all direct holdings
• Transaction coded S (open-market sale) and made under a Rule 10b5-1 plan
• No derivative securities reported; Form 4 signed 09/16/2026 via attorney-in-fact Kenneth Gianella

Why it matters

This 4 reports an insider transaction at Ouster, Inc.. The likely share-price reaction reads as neutral.

More from Ouster, Inc.

• 4

  Sep 16, 2026
  General Counsel sells $390,000 of stock under 10b5-1 plan
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• 4

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All Ouster, Inc. SEC filings →