The sustained insider buying cluster, particularly the $1.52M purchase by 10% owner Catalyst4, Inc., signals high conviction ahead of potential catalysts (e.g., clinical data, partnership, or financing). Monitor for upcoming press releases or regulatory filings — the amplified cross-filing context suggests this cluster is more informative than standalone insider buys.
Price Chart
Executive Summary
Two insiders at MapLight Therapeutics purchased a total of ~$1.66M in open-market stock over a 7-day window, with the largest buy ($1.52M) coming from 10% owner Catalyst4, Inc. on July 28. This cluster follows $15.3M in insider buying over the prior 30 days, signaling strong conviction from informed parties ahead of potential catalysts. The buying is material relative to the company's market cap and is amplified by multiple statistically significant cross-filing context pairs, increasing the signal's reliability.
Key Financial Metrics
Key Facts
- Two insiders purchased ~$1.66M in open-market shares over 7 days
- Catalyst4, Inc. (10% owner) bought $1.52M at $10.74/share on July 28
- Director Cox Troy bought $149K at $9.52/share on July 28
- Prior 30 days saw $15.3M in insider buying, indicating sustained conviction
- All trades are open-market purchases (code P) — no 10b5-1 or tax-related sales
- Multiple cross-filing context pairs are statistically significant amplifiers (q=0.000)
Financial Impact
~$1.66M in open-market purchases over 7 days, plus $15.3M in prior 30 days — total ~$17M insider buying
Risk Factors
- Insider buying does not guarantee near-term stock appreciation; clinical-stage biotech carries binary risk
- Catalyst4, Inc. is a 10% owner, not management — their trading may reflect portfolio rebalancing rather than operational insight
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-MLPT-1785452466645 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 18, 2026 9w ago | Insider Buy | — | awaiting T+20 | — | — |
Jul 30, 2026 12w ago | Insider Cluster | — | awaiting T+20 | — | — |
US Market Status
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