The unanimity of C-suite selling on a single day is unusual but the dollar amount is too small to be material. Monitor for any upcoming 8-K (earnings, guidance, or material agreement) that could explain coordinated selling ahead of a blackout window. If no news emerges within 2 weeks, treat this as routine portfolio diversification.
Price Chart
Executive Summary
Five C-suite insiders at Alumis (ALMS) sold a combined $326K in open-market sales on August 3, 2026, all at $26.37. The cluster includes the CFO, CMO, CSO, Chief Business Officer, and Chief Legal Officer — every named executive officer. While the dollar amount is only ~0.009% of the $3.5B market cap (trivial by proportionality), the unanimity across all senior executives on the same day is unusual and warrants attention, especially given the company's 88% bullish analyst consensus and strong prior institutional accumulation. The cluster is not 10b5-1 patterned (single date, identical price).
Key Financial Metrics
Key Facts
- Five C-suite insiders sold shares on the same day (Aug 3, 2026) at $26.37 each
- Total open-market sales: $326,527 — only ~0.009% of $3.5B market cap
- Sellers include CFO, CMO, CSO, Chief Business Officer, and Chief Legal Officer
- No 10b5-1 pattern detected — all sales on same date at same price
- 88% of analysts rate the stock Buy/Strong Buy; top institutional holders have been adding
Financial Impact
Total insider sales of $326,527, representing ~0.009% of market cap — trivial by proportionality standards
Risk Factors
- Coordinated C-suite selling could signal undisclosed negative developments despite trivial dollar amounts
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ALMS-1785971200306 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 9, 2026 6w ago | Insider Buy | $9.90 $9.18 | ▼ −7.27% | ▼ −8.13% | $6.64 (−32.93%) |
Sep 1, 2026 8w ago | 8-K | $9.47 $10.35 | ▲ +9.29% | ▲ +8.85% | $6.64 (−29.88%) |
Aug 15, 2026 10w ago | Institutional Cluster | $25.50 $24.88 | ▼ −2.43% | ▼ −1.76% | $6.64 (−73.96%) |
Aug 10, 2026 11w ago | 8-K | $25.37 $25.55 | ▲ +0.71% | ▲ +0.46% | $6.64 (−73.83%) |
Aug 5, 2026 11w ago | Insider Cluster | $27.80 $27.60 | ▼ −0.72% | ▼ −1.33% | $6.64 (−76.12%) |
Aug 5, 2026 11w ago | Insider Cluster | $27.80 $27.60 | ▼ −0.72% | ▼ −1.33% | $6.64 (−76.12%) |
Jun 29, 2026 17w ago | 8-K | $27.14 $28.14 | ▲ +3.68% | ▲ +2.91% | $6.64 (−75.53%) |
Jun 11, 2026 19w ago | Institutional Cluster | $20.90 $24.15 | ▲ +15.55% | ▲ +15.01% | $6.64 (−68.23%) |
May 18, 2026 23w ago | DEFA14A | $21.53 $22.04 | ▲ +2.39% | ▲ +1.35% | $6.64 (−69.15%) |
Mar 28, 2026 30w ago | Press Release | $20.21 $22.03 | ▲ +9.01% | ▲ +6.11% | $6.64 (−67.14%) |
US Market Status
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