Form 4: Ionis Pharmaceuticals CEO Sells Shares Under Pre-Arranged Trading Plan

Sentiment:

Insider Transaction Report


Ionis Pharmaceuticals CEO Brett P. Monia sold 1,160 shares of common stock for a weighted average price of $41.7381 per share on July 11, 2025, as part of a pre-arranged Rule 10b5-1 trading plan.

Summary

  • Brett P. Monia, Chief Executive Officer and Director of Ionis Pharmaceuticals Inc. (IONS), reported a transaction involving the company's common stock.
  • On July 11, 2025, Monia sold 1,160 shares of Ionis Pharmaceuticals common stock.
  • The shares were sold at a weighted average price of $41.7381 per share, with individual transaction prices ranging from $41.67 to $41.79.
  • This sale was executed pursuant to a Rule 10b5-1 trading plan, which was adopted by Monia on August 13, 2024.
  • Following this transaction, Brett P. Monia beneficially owns 179,820 shares of Ionis Pharmaceuticals common stock directly.

Sentiment

Score: 5

Explanation: The Form 4 reports a routine insider stock sale executed under a Rule 10b5-1 trading plan, which is a pre-scheduled transaction. This type of filing is generally considered neutral as it does not reflect new information about the company's performance or outlook, but rather a pre-determined liquidity event for the insider.

Positives

  • The sale was conducted under a Rule 10b5-1 trading plan, which indicates a pre-scheduled transaction designed to avoid accusations of trading on material non-public information and enhances transparency.

Negatives

  • A company insider, the Chief Executive Officer, sold shares, which some investors might interpret as a lack of confidence, although the sale was pre-planned under a Rule 10b5-1 trading plan.

Risks

  • NA

Future Outlook

NA

Management Comments

  • The reporting person undertakes to provide to Ionis Pharmaceuticals, Inc. any security holder of Ionis Pharmaceuticals, Inc. or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (2) on this Form 4.

Industry Context

NA

Comparison to Industry Standards

  • NA

Management Changes

RolePrevious PersonNew PersonEffective DateReason

Corporate Governance

Change TypeDescriptionEffective DateImpact Assessment

Legal Proceedings

  • NA

Related Party Transactions

  • NA

Stakeholder Impact

  • Shareholders: The sale by a CEO, even if pre-planned, might be viewed with slight caution by some shareholders, though the Rule 10b5-1 plan mitigates concerns about opportunistic selling. It reduces the CEO's direct ownership slightly.

Next Steps

  • The reporting person undertakes to provide detailed information on share sales within the specified price range upon request from Ionis Pharmaceuticals, its security holders, or the SEC staff.

Key Dates

DateDescription
August 13, 2024Date Brett P. Monia adopted the Rule 10b5-1 Trading Plan.
July 11, 2025Date of the reported transaction where shares were sold.
July 14, 2025Date the Form 4 was signed by the attorney-in-fact for Brett P. Monia.

Recommendation

hold

Keywords

Ionis Pharmaceuticals, IONS, Brett P. Monia, CEO, Director, Insider Trading, Form 4, SEC Filing, Stock Sale, 10b5-1 Plan, Beneficial Ownership

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