The cluster is too small relative to market cap to signal material bearish information. The COO's sale at $45 near recent highs may reflect personal portfolio rebalancing rather than a negative outlook. Monitor for any 8-K filings (earnings, guidance, or material agreements) in the next 2 weeks — the cross-filing actuarial verdicts show cluster+earnings and cluster+agreement combos are amplifiers, meaning if a material corporate event follows, the insider sales become more informative.
Price Chart
Executive Summary
Two Ouster insiders — the COO and a director — sold a combined $1.67M in open-market sales over a 5-day window. The COO's $1.35M sale at $45/share is the largest insider sale at Ouster in the past 30 days and represents ~0.06% of the $2.7B market cap, which is trivial in proportionality terms. The cluster is entirely sells, but the dollar amounts are immaterial relative to company size, and the COO's sale may be liquidity-driven given the stock's recent run-up (historical reports show strong positive momentum).
Key Financial Metrics
Key Facts
- COO Spencer Darien sold 30,000 shares at $45/share for $1.35M on 2026-05-26.
- Director Susan Heystee sold 9,316 shares at $34.80/share for $324K on 2026-05-21.
- Total insider sales in this cluster: $1.67M, representing ~0.06% of Ouster's $2.7B market cap.
- No insider purchases were reported in the cluster window.
- The 30-day prior insider activity shows $3.6M in total sales (5 sells), consistent with ongoing insider selling.
Financial Impact
Total insider sales of $1.67M, or ~0.06% of market cap — well below the 0.1% materiality threshold.
Risk Factors
- Continued insider selling without purchases could indicate management lacks conviction at current valuation.
- If a negative catalyst (e.g., earnings miss, guidance cut) emerges in the next 2 weeks, these sales could be viewed as informed selling in hindsight.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-OUST-1779916233816 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 16, 2026 5w ago | Insider Cluster | $34.95 $31.33 | ▲ +10.36% | ▲ +11.56% | $32.79 (+6.18%) |
Sep 11, 2026 6w ago | 144 | $33.46 $37.27 | ▲ +11.39% | ▲ +9.12% | $32.79 (−2.00%) |
Sep 11, 2026 6w ago | 144 | $33.46 $37.27 | ▲ +11.39% | ▲ +9.12% | $32.79 (−2.00%) |
Aug 18, 2026 10w ago | 144 | $40.06 $32.79 | ▼ −18.15% | ▼ −16.63% | $32.79 (−18.15%) |
Aug 7, 2026 11w ago | Insider Cluster | $42.13 $38.05 | ▼ −9.68% | ▼ −8.77% | $32.79 (−22.17%) |
Aug 6, 2026 11w ago | 144 | $43.40 $36.43 | ▼ −16.06% | ▼ −15.66% | $32.79 (−24.45%) |
Jul 6, 2026 16w ago | 8-K | $44.06 $42.48 | ▼ −3.59% | ▼ −4.92% | $32.79 (−25.58%) |
Jul 6, 2026 16w ago | 424B5 | $49.83 $39.01 | ▲ +21.71% | ▲ +21.15% | $32.79 (+34.20%) |
Jul 2, 2026 16w ago | 424B5 | $49.84 $35.53 | ▲ +28.71% | ▲ +28.30% | $32.79 (+34.21%) |
Jul 1, 2026 16w ago | S-3ASR | $49.84 $35.53 | ▼ −28.71% | ▼ −28.30% | $32.79 (−34.21%) |
US Market Status
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