This insider sale cluster is too small to be informative — monitor for larger insider activity or upcoming catalysts like clinical trial data readouts. The company's strong analyst consensus (92% bullish) and prior insider buying patterns (multiple signal_insider_buy events in July 2026) suggest this selling is likely liquidity-driven rather than signaling fundamental concerns.
Price Chart
Executive Summary
Two C-suite insiders at Artiva Biotherapeutics (COO/CLO and CMO) sold a combined $192K in open-market sales over a 7-day window. The total value represents just 0.035% of the company's $544M market cap, making this a routine and immaterial cluster of insider sales with no predictive signal.
Key Financial Metrics
Key Facts
- COO/CLO Jennifer Bush sold 8,391 shares at $11.16 for $94K on 2026-09-03
- CMO Subhashis Banerjee sold 8,200 shares at $12.01 for $99K on 2026-08-27
- Total insider sales of $192K represent only 0.035% of ARTV's $544M market cap
- Both sales were open-market transactions (code S), not tax-withholding or exercise-related
Financial Impact
Total insider sales of $192K, representing 0.035% of market cap — immaterial
Risk Factors
- Insider selling could accelerate if clinical trial results disappoint
- Biotech sector binary risk around pipeline milestones
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ARTV-1788588440257 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 11, 2026 20d ago | 8-K | $10.14 $8.91 | ▼ −12.13% | ▼ −11.67% | $6.86 (−32.35%) |
Sep 9, 2026 23d ago | Insider Cluster | $10.79 $10.42 | ▼ −3.43% | ▼ −2.83% | $6.86 (−36.42%) |
Sep 9, 2026 23d ago | Insider Cluster | $10.79 $10.42 | ▼ −3.43% | ▼ −2.83% | $6.86 (−36.42%) |
Sep 9, 2026 23d ago | Insider Cluster | $10.79 $10.42 | ▼ −3.43% | ▼ −2.83% | $6.86 (−36.42%) |
Sep 9, 2026 23d ago | Insider Cluster | $10.79 $10.42 | ▼ −3.43% | ▼ −2.83% | $6.86 (−36.42%) |
Sep 9, 2026 23d ago | Insider Cluster | $10.79 $10.42 | ▲ +3.43% | ▲ +2.83% | $6.86 (+36.42%) |
Sep 4, 2026 28d ago | Insider Cluster | $11.19 $10.88 | ▼ −2.77% | ▼ −2.22% | $6.86 (−38.70%) |
Aug 15, 2026 6w ago | Institutional Cluster | $11.74 $11.68 | ▼ −0.51% | ▲ +0.16% | $6.86 (−41.57%) |
Jul 31, 2026 8w ago | Insider Buy | $10.76 $11.07 | ▲ +2.88% | ▲ +1.08% | $6.86 (−36.25%) |
Jul 28, 2026 9w ago | Insider Buy | $10.53 $10.02 | ▼ −4.84% | ▼ −3.30% | $6.86 (−34.85%) |
US Market Status
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