IONS IONIS PHARMACEUTICALS INC
Price Chart
Executive Summary
Two IONIS insiders (a Director and the EVP/Chief Development Officer) sold a combined $3.59M in open-market shares after exercising stock options. The total sales represent only ~0.03% of the company's $12.2B market cap, making this a routine, liquidity-driven cluster with no material informational signal.
Key Financial Metrics
Actionable Insight
No material signal from this cluster. Monitor for larger insider sales (>0.5% of market cap) or a cluster of open-market purchases by C-suite executives, which would carry stronger informational content.
Key Facts
- Director Spencer R. Berthelsen sold 8,000 shares at $73.49 for $587,920 on June 15, 2026, following a derivative exercise.
- EVP/Chief Development Officer Holly B. Kordasiewicz sold 41,004 shares at $73.09 for $3.00M on June 12, 2026, following derivative exercises.
- Total insider sales of $3.59M represent ~0.03% of IONS' $12.2B market cap.
- Both sales were preceded by option exercises, consistent with routine tax- or liquidity-driven transactions.
Financial Impact
Insider sales of $3.59M are trivial relative to $12.2B market cap (0.03%).
Risk Factors
- Insider sales could accelerate if the stock continues to appreciate, but current levels are routine.
- Option exercises may increase share count modestly, but the impact is negligible.
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-IONS-1781645227794 |
Track record builds as more directional reports settle.
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
|
Jun 16, 2026
4d ago
|
Insider Cluster
| $74.31 $74.12 | ▼ −0.26% | ▼ −1.04% | $74.31 (−0.00%) |
|
Jun 12, 2026
8d ago
|
8-K
| $73.28 $73.96 | ▲ +0.93% | ▼ −0.83% | $74.31 (+1.41%) |
|
Jun 8, 2026
12d ago
|
8-K
| $73.54 $74.58 | ▲ +1.41% | ▲ +1.71% | $74.31 (+1.05%) |
|
May 28, 2026
23d ago
|
8-K
| $77.27 $76.29 | ▼ −1.27% | ▼ −1.51% | $74.31 (−3.83%) |
|
Apr 28, 2026
7w ago
|
Insider Cluster
| $71.50 $74.37 | ▲ +4.01% | ▲ +4.02% | $74.31 (+3.93%) |
|
Apr 21, 2026
8w ago
|
8-K
| $74.71 $74.84 | ▲ +0.17% | ▼ −0.84% | $74.31 (−0.54%) |
|
Apr 16, 2026
9w ago
|
Insider Cluster
| $75.25 $75.71 | ▲ +0.61% | ▼ −0.61% | $74.31 (−1.25%) |
|
Feb 25, 2026
16w ago
|
8-K
| $80.87 $80.34 | ▼ −0.66% | ▼ −0.11% | $74.31 (−8.11%) |
US Market Status
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