Updated Jul 16, 2026
RICHSTONE ELLEN B has filed 1 SEC Form 4 filing across 1 company in the last 90 days.

| Role | Director |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-22 | CGTX | COGNITION THERAPEUTICS INC | A — Grant or award | 25.0K | $0.00 | |
| 2025-07-01 | OESX | ORION ENERGY SYSTEMS, INC. | A — Grant or award | 20.0K | $0.00 | |
| 2025-06-18 | CGTX | COGNITION THERAPEUTICS INC | A — Grant or award | 34.0K | $0.00 | |
| 2025-05-22 | SUP | SUPERIOR INDUSTRIES INTERNATIONAL INC | M — Option exercise | 37.3K | $0.00 |
RICHSTONE ELLEN B is a corporate insider — currently tracked as Director of COGNITION THERAPEUTICS INC (CGTX). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Open the live RICHSTONE ELLEN B profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.