The $19M open-market purchase by two 10% owner funds, both without a 10b5-1 plan, signals strong insider conviction at $15. Monitor for any subsequent filings (e.g., SC 13D amendment, earnings, or clinical trial updates) that could explain the catalyst for this concentrated buying.
How the stock moved after the report
⚠ Clustered BULLISH VIEWSTOCK ABOVE ENTRY AT T+1- T+0 · Nov 2 $12.29entry
- T+1 · 2d ago +3.82%α +2.17% · $12.76
- T+3 · todayOpen
- T+5 · in 4d Pending
- T+20 · in 26d Pending
- T+60 · in 3mo Pending
Price Chart
REPLAYWatch the reaction play outHow similar events traded
Executive Summary
Two 10% owner funds of Aspen Neuroscience made open-market purchases totaling $19M at $15/share on November 2, 2026, while the Executive Chair and a director converted derivative securities at $0 (non-cash). The $18M purchase by ARCH Venture Partners XIV represents a material insider vote of confidence, but the non-cash conversions by other insiders are neutral.
Key Financial Metrics
Key Facts
- ARCH Venture Fund X, L.P. purchased 66.7K shares at $15 for $1M on 2026-11-02 (open-market, no 10b5-1 plan)
- ARCH Venture Partners XIV, L.P. purchased 1.20M shares at $15 for $18M on 2026-11-02 (open-market, no 10b5-1 plan)
- Total open-market purchases by 10% owners: $19M
- Director Spaventa Andrew converted 500,830 shares of derivatives at $0 (non-cash) on 2026-11-02
- Executive Chair Hasnain Faheem converted 72,698 shares of derivatives at $0 (non-cash) on 2026-11-02
- No open-market sales were reported in the cluster
Financial Impact
10% owners purchased $19M of stock at $15/share in open-market transactions
Risk Factors
- The purchases were made by 10% owner funds, not C-suite executives, which may carry less operational signal
- No company-specific catalyst or event was disclosed alongside the purchases
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ASPE-1793835819077 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Nov 3, 2026 2d ago | SC 13G | $12.29 $12.76 | ▲ +3.82% | ▲ +2.17% | $11.76 (−4.31%) |
Nov 2, 2026 2d ago | Insider Cluster | $12.29 $12.76 | ▲ +3.82% | ▲ +2.17% | $11.76 (−4.31%) |
Nov 2, 2026 2d ago | Insider Cluster | $12.29 $12.76 | ▲ +3.82% | ▲ +2.17% | $11.76 (−4.31%) |
Nov 2, 2026 3d ago | 8-K | $12.29 $12.76 | ▲ +3.82% | ▲ +2.17% | $11.76 (−4.31%) |
Oct 30, 2026 6d ago | 424B4 | $13.04 $12.29 | ▼ −5.75% | ▼ −6.05% | $11.76 (−9.82%) |
Oct 30, 2026 6d ago | EFFECT | $14.89 $13.04 | ▼ −12.42% | ▼ −11.95% | $11.76 (−21.02%) |
Oct 29, 2026 6d ago | Press Release | $14.89 $13.04 | ▼ −12.42% | ▼ −11.95% | $11.76 (−21.02%) |
Oct 29, 2026 6d ago | 3 | $14.89 $13.04 | ▼ −12.42% | ▼ −11.95% | $11.76 (−21.02%) |
Oct 29, 2026 6d ago | 3 | $14.89 $13.04 | ▼ −12.42% | ▼ −11.95% | $11.76 (−21.02%) |
Oct 29, 2026 6d ago | 3 | $14.89 $13.04 | ▼ −12.42% | ▼ −11.95% | $11.76 (−21.02%) |
US Market Status
Subscribe to SecBot
Get Real-Time SEC Filing Intelligence
Comprehensive SEC filing analysis delivered the moment filings hit EDGAR. Sentiment scoring, impact analysis, and actionable insights for every material event.
Create a free account Live analysis, Telegram alerts, watchlists and the MCP server for subscribers