This is a routine tax-withholding sale tied to RSU vesting, not a discretionary insider sell signal. The insider has a consistent pattern of such sales. No actionable trading signal — monitor for any unplanned open-market sales on Form 4 filings.
Price Chart
Executive Summary
Kenneth P. Gianella, an officer of Ouster, filed a Form 144 notice of intent to sell 17,002 shares of common stock with an approximate market value of $637,405. The shares are to be sold to cover withholding taxes upon vesting of restricted stock units. This is a routine tax-motivated sale, not a discretionary insider disposition, and is consistent with prior pattern of similar sales by the same insider.
Key Facts
- Officer Kenneth P. Gianella filed Form 144 to sell 17,002 shares of Ouster common stock.
- Estimated aggregate market value of the proposed sale is $637,404.98.
- Purpose stated as 'shares are to be sold to cover withholding taxes upon vesting of restricted stock units.'
- Gianella has sold shares on 06/12/2026, 08/18/2026, and 08/18/2026 for similar tax-withholding purposes.
- The sale represents approximately 0.07% of shares outstanding based on market cap of $2.5B and stock price ~$37.50.
Financial Impact
Proposed sale of 17,002 shares valued at ~$637,405, representing ~0.07% of market cap.
Risk Factors
- Insider selling pattern could accelerate if stock price declines further.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001677143-26-000001 |
| Document: 0001677143-26-000001-index.html | 0001677143-26-000001 |
| Document: 0001677143-26-000001.txt | 0001677143-26-000001 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 16, 2026 5w ago | Insider Cluster | $34.95 $31.33 | ▲ +10.36% | ▲ +11.56% | $31.45 (+10.01%) |
Sep 11, 2026 6w ago | 144 | $33.46 $37.27 | ▲ +11.39% | ▲ +9.12% | $31.45 (−6.00%) |
Sep 11, 2026 6w ago | 144 | $33.46 $37.27 | ▲ +11.39% | ▲ +9.12% | $31.45 (−6.00%) |
Aug 18, 2026 9w ago | 144 | $40.06 $32.79 | ▼ −18.15% | ▼ −16.63% | $31.45 (−21.49%) |
Aug 7, 2026 11w ago | Insider Cluster | $42.13 $38.05 | ▼ −9.68% | ▼ −8.77% | $31.45 (−25.35%) |
Aug 6, 2026 11w ago | 144 | $43.40 $36.43 | ▼ −16.06% | ▼ −15.66% | $31.45 (−27.53%) |
Jul 6, 2026 16w ago | 8-K | $44.06 $42.48 | ▼ −3.59% | ▼ −4.92% | $31.45 (−28.62%) |
Jul 6, 2026 16w ago | 424B5 | $49.83 $39.01 | ▲ +21.71% | ▲ +21.15% | $31.45 (+36.88%) |
Jul 2, 2026 16w ago | 424B5 | $49.84 $35.53 | ▲ +28.71% | ▲ +28.30% | $31.45 (+36.90%) |
Jul 1, 2026 16w ago | S-3ASR | $49.84 $35.53 | ▼ −28.71% | ▼ −28.30% | $31.45 (−36.90%) |
US Market Status
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