← Back to Intel
Insider ActivityOUST
SPENCER DARIEN, Chief Operating Officer at Ouster, Inc., sold $1.4M of OUST
Updated Jun 15, 2026
SPENCER DARIEN
Chief Operating Officer
Ouster, Inc. ·
$OUST
Transaction Details
| Insider | SPENCER DARIEN |
|---|---|
| Title | Chief Operating Officer |
| Company | Ouster, Inc. |
| Ticker | OUST |
| Transaction Type | Sale |
| Transaction Date | 2026-05-26 |
| Shares Traded | 30,000 |
| Price Per Share | $45 |
| Total Value | $1.4M |
| Filed Date | 2026-05-27 |
| Accession Number | 0001193125-26-242140 |
Ownership Context
| Shares Owned After Transaction | 342,365 |
|---|---|
| Ownership Type | Direct |
SEC Filing
Accession: 0001193125-26-242140
Other Insider Trades — OUST
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| Frichtl Mark | Chief Technology Officer | sold | $168K | 2026-05-26 |
| Frichtl Mark | Chief Technology Officer | sold | $2.9M | 2026-05-26 |
| Frichtl Mark | Chief Technology Officer | sold | $1.9M | 2026-05-26 |
| Frichtl Mark | Chief Technology Officer | sold | $2.0M | 2026-05-26 |
| Jacquemet Cyrille | Chief Revenue Officer | sold | $377K | 2026-05-26 |
| Frichtl Mark | Chief Technology Officer | sold | $3.1M | 2026-05-26 |
| Frichtl Mark | Chief Technology Officer | sold | $770K | 2026-05-26 |
| Frichtl Mark | Chief Technology Officer | sold | $1.3M | 2026-05-22 |
| Frichtl Mark | Chief Technology Officer | traded | $712K | 2026-05-22 |
| Frichtl Mark | Chief Technology Officer | sold | $1.5M | 2026-05-22 |
Other Trades by SPENCER DARIEN
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| OUST | Ouster, Inc. | traded | — | 2026-04-11 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for OUST — Ouster, Inc. →
Whisper Score — OUST
52.62
Active Discussion
Current Whisper Score
Track OUST insider activity in real time on The Wire →
Get alerts when SPENCER DARIEN files new trades — Go Pro →
Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 15, 2026 at 07:05 UTC