Form 4: Puma Biotechnology Director Sells Shares
Insider Transaction (Form 4)
Alessandra Cesano, a Director of Puma Biotechnology, Inc., sold 62,150 shares of common stock on September 14, 2026 for $9.12 per share.
Summary
- Option exercise/conversion: acquired 50,000 Common Stock at $2.93 ($146,500) on September 14, 2026; holds 118,850 after (Direct).
- Open-market sale: disposed of 62,150 Common Stock at $9.12 ($566,994) on September 14, 2026; holds 56,700 after (Direct).
- Option exercise/conversion: disposed of 50,000 Stock Option on September 14, 2026; holds 50,000 after (Direct).
Sentiment
Score: 4
Explanation: StockSavvy.ai views this as a mildly negative but low-conviction signal: an insider sold $566,994 of stock under a pre-arranged Rule 10b5-1 plan, which is typically routine.
Insider Transactions
Alessandra Cesano — Director
Transaction made under a Rule 10b5-1 trading plan.
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-09-14 | Option exercise/conversion | Common Stock | 50,000 | $3 | $146.5K | 118,850 |
| 2026-09-14 | Open-market sale | Common Stock | 62,150 | $9 | $567.0K | 56,700 |
| 2026-09-14 | Option exercise/conversion | Stock Option | 50,000 | — | — | 50,000 |
Key Dates
| Date | Description |
|---|---|
| 2026-09-14 | Option exercise/conversion (50,000 shares) |
| 2026-09-14 | Open-market sale (62,150 shares) |
| 2026-09-14 | Option exercise/conversion (50,000 shares) |
Keywords
insider transaction, Form 4, PBYI, PUMA BIOTECHNOLOGY, INC., bearish, Alessandra Cesano
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