NKTR insider trading — Nektar Therapeutics
Over the last 90 days, insiders at Nektar Therapeutics (NKTR) made 0 open-market purchases worth $0 and 2 open-market sales worth $43K, making them net sellers by $43K. The largest sale was by Robin Howard W (President & CEO), who sold 418 shares for $30K on Aug 18, 2026.
Updated Oct 16, 2026.
Recent NKTR insider transactions
Every Form 4 filed by Nektar Therapeutics officers, directors and 10% owners in the last 90 days, newest first. P = open-market purchase, S = open-market sale; other codes are awards, option exercises, tax withholding or gifts.
| Trade date | Insider | Role | Type | Ownership | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|---|
| Sep 23, 2026 | Whitfield Roy A | Director | A · Grant/award | Direct | 2,000 | — | — | Form 4 |
| Sep 23, 2026 | Greer R Scott | Director | A · Grant/award | Direct | 2,000 | — | — | Form 4 |
| Sep 23, 2026 | Chess Robert | Director | A · Grant/award | Direct | 2,000 | — | — | Form 4 |
| Sep 23, 2026 | Brainard Diana | Director | A · Grant/award | Direct | 2,000 | — | — | Form 4 |
| Sep 23, 2026 | Ajer Jeffrey Robert | Director | A · Grant/award | Direct | 2,000 | — | — | Form 4 |
| Aug 18, 2026 | Zalevsky Jonathan | Chief R&D Officer | S · Sale | Direct | 186 | $71.98 | $13K | Form 4 |
| Aug 18, 2026 | Robin Howard W | President & CEO | S · Sale | Direct | 418 | $71.98 | $30K | Form 4 |
NKTR insider trading FAQ
Are insiders buying NKTR stock?
Not on the open market. In the last 90 days, Nektar Therapeutics insiders made no open-market purchases, and 2 open-market sales totaling $43K. Purchases with the insider's own money are generally seen as a stronger signal than sales, which happen for many reasons (taxes, diversification, planned 10b5-1 sales).
Who are the insiders trading NKTR?
Recent sellers: Robin Howard W, Zalevsky Jonathan.
Where does NKTR insider trading data come from?
Every transaction comes from SEC Form 4 filings on EDGAR. Company officers, directors and 10% owners must file a Form 4 within two business days of buying or selling. InsiderBolt reads these filings directly from the SEC.
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Insider trading data is for informational purposes only and is not investment advice. Filings can be amended; always confirm details on SEC EDGAR.