This is a strong insider conviction buy from a major shareholder. Traders should watch for upcoming catalysts (e.g., pipeline updates, partnership news) that may have prompted the accumulation. The sustained buying pattern suggests confidence in near-term value.
Price Chart
Executive Summary
RA Capital Management, L.P., a director and 10% owner, purchased $2.05M of ARTV shares in four open-market transactions over eight days (July 22-29, 2026). This represents ~0.79% of the $258M market cap and is a strong insider conviction signal, especially given the firm's sustained buying pattern ($5.0M total insider purchases in the last 30 days).
Key Financial Metrics
Key Facts
- RA Capital Management (Director, 10% Owner) bought $2.05M of ARTV shares across 4 trades at ~$9.93-$9.99 per share.
- Total insider purchases in the last 30 days reached $5.0M across 10 transactions.
- Purchase represents ~0.79% of ARTV's $258M market cap, a significant proportional stake.
- Analyst consensus is 92% bullish (4 Strong Buy, 7 Buy, 1 Hold).
Financial Impact
Insider purchase of $2.05M (0.79% of market cap) by a 10% owner.
Risk Factors
- No specific corporate catalyst disclosed; the buy may reflect long-term positioning rather than imminent news.
- Biotech sector volatility and clinical-stage risk remain.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| INSIDER-BUY Data (Synthetic) | 0001231919-26-000817 |
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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