| Insider | Role | Shares | Value | Buys | Sells |
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| Insider | Role | Shares | Value | Buys | Sells |
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EVP, Chief Development Officer
1 company
Holly B. Kordasiewicz is EVP, Chief Development Officer at IONS. Holly B. Kordasiewicz's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $893K at current prices.
Our model assigns Holly B. Kordasiewicz a middling insider score of 60/100, based on 3 past trades. On a 3-month view, all 3 of the rated trades came out ahead, averaging +25.0% over three months.
The IONS filings lean toward selling, a net 65,349 shares.
Holly B. Kordasiewicz has 4 Form 4 filings on record from January 2026 to July 2026, all as EVP, Chief Development Officer at Ionis Pharmaceuticals (IONS), 2026.
The 12 reported transactions were 5 option exercises, 4 open-market sales and 3 option or other derivative awards.
Counted by filing, the open-market trades come to no purchases and 3 sales worth about $4.8M.
The largest open-market sale was 60,846 shares of IONS at an average $73.41 on June 12, 2026, about $4.5M.
2 of the 3 sales since April 2023 were made under a Rule 10b5-1 trading plan; the other was not.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Jul 7, 2026 | IONS Ionis Pharmaceuticals, Inc. | EVP, Chief Development Officer | Sell10b5-1 | 362 | $84.30 | $30,516.60 | -1.6% | -49.6% | - | |
| Jun 12, 2026 | IONS Ionis Pharmaceuticals, Inc. | EVP, Chief Development Officer | Sale+OE10b5-1 | 60,846 | $73.41 | $4,466,427.83 | -73.0% | -24.1% | - | |
| Jan 16, 2026 | IONS Ionis Pharmaceuticals, Inc. | EVP, Chief Development Officer | Sale+OE | 4,141 | $75.66 | $313,308.06 | -22.0% | -1.4% | - |