Updated Jul 16, 2026
Buller Richard E has filed 4 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $1.60M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-09 | CELC | Celcuity Inc. | A — Grant or award | 1.5K | $0.00 | |
| 2026-05-20 | CELC | Celcuity Inc. | G — Bona-fide gift | 1.0K | $0.00 | |
| 2026-05-20 | CELC | Celcuity Inc. | G — Bona-fide gift | 1.0K | $0.00 | |
| 2026-05-06 | CELC | Celcuity Inc. | S — Open-market sale | 365 | $143.24 | $52K |
| 2026-05-06 | CELC | Celcuity Inc. | S — Open-market sale | 2.8K | $142.04 | $401K |
| 2026-05-06 | CELC | Celcuity Inc. | S — Open-market sale | 2.3K | $141.03 | $325K |
| 2026-05-06 | CELC | Celcuity Inc. | S — Open-market sale | 1.7K | $139.58 | $233K |
| 2026-05-06 | CELC | Celcuity Inc. | S — Open-market sale | 550 | $139.00 | $76K |
| 2026-05-06 | CELC | Celcuity Inc. | S — Open-market sale | 1.3K | $137.00 | $177K |
| 2026-05-06 | CELC | Celcuity Inc. | M — Option exercise | 9.0K | $5.10 | $46K |
| 2026-04-02 | CELC | Celcuity Inc. | S — Open-market sale [10b5-1] | 675 | $110.83 | $75K |
| 2026-04-02 | CELC | Celcuity Inc. | S — Open-market sale [10b5-1] | 2.3K | $110.11 | $256K |
| 2026-04-02 | CELC | Celcuity Inc. | M — Option exercise [10b5-1] | 3.0K | $5.10 | $15K |
| 2024-10-25 | CELC | Celcuity Inc. | S — Open-market sale [10b5-1] | 350 | $16.25 | $6K |
Buller Richard E is a corporate insider — currently tracked as Insider of Celcuity Inc. (CELC). InsiderAlpha tracks every SEC Form 4 filing in real time.
4 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 9 open-market sales ($1.60M) across all tracked filings.
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.
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