The selling is routine and relatively small in the context of the company's size; it follows stock option exercises and may reflect pre-planned 10b5-1 sales. No alarm signals, but traders should monitor for follow-on selling or changes in sentiment if no further filings occur before next earnings.
Price Chart
Executive Summary
Two Ionis Pharmaceuticals executives, including the Chief Business Officer and EVP of Corporate and Development Operations, sold shares worth $492K in open-market transactions this week. These sales follow derivative exercises of over 50,000 shares earlier in the week, which were non-cash events. The total open-market selling represents a modest portion of the company's $12.4B market cap.
Key Financial Metrics
Key Facts
- EVP Baroldi Joseph sold 5,619 shares for $418,953 at $74.56 per share on April 16, 2026.
- EVP Birchler Brian sold 973 shares for $73,016 at $75.04 per share on April 16, 2026.
- Both executives, along with others, also exercised derivative securities totaling over 50,000 shares on April 15, which were non-cash transactions.
- Total open-market sales in the cluster: $492K over 7 days.
- No insider purchases or material non-routine transactions were reported.
Financial Impact
$492,000 in open-market sales (0.004% of $12.4B market cap)
Risk Factors
- Perception of insider selling could weigh on sentiment if misinterpreted, despite immaterial size.
- Lack of concurrent insider buying may signal lack of conviction, though not unusual post-exercise.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-IONS-1776467996616 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 23, 2026 3d ago | 8-K | $42.93 | awaiting T+20 | — | $43.42 (+1.14%) |
Oct 21, 2026 5d ago | 8-K | $43.91 | awaiting T+20 | — | $43.42 (−1.12%) |
Oct 21, 2026 5d ago | Institutional Cluster | $43.91 | awaiting T+20 | — | $43.42 (−1.12%) |
Sep 23, 2026 4w ago | 8-K | $43.93 $44.27 | ▲ +0.77% | ▲ +0.09% | $43.42 (−1.16%) |
Sep 4, 2026 7w ago | 8-K | $56.71 $44.00 | ▲ +22.41% | ▲ +24.13% | $43.42 (+23.44%) |
Sep 4, 2026 7w ago | 8-K | $58.09 $43.50 | ▼ −25.12% | ▼ −25.72% | $43.42 (−25.25%) |
Jul 31, 2026 12w ago | Insider Buy | $54.49 $60.36 | ▲ +10.77% | ▲ +9.53% | $43.42 (−20.32%) |
Jul 29, 2026 12w ago | 8-K | $54.04 $63.36 | ▲ +17.25% | ▲ +12.23% | $43.42 (−19.65%) |
Jul 9, 2026 15w ago | 8-K | $58.25 $56.56 | ▼ −2.90% | ▼ −5.33% | $43.42 (−25.46%) |
Jul 9, 2026 15w ago | Insider Cluster | $58.25 $56.56 | ▼ −2.90% | ▼ −5.33% | $43.42 (−25.46%) |
US Market Status
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