IONIS PHARMACEUTICALS INC·4

Apr 30, 4:21 PM ET

Baroldi Joseph 4

4 · IONIS PHARMACEUTICALS INC · Filed Apr 30, 2026

Research Summary

AI-generated summary of this filing

Updated

Ionis (IONS) EVP Joseph Baroldi Sells 1,626 Shares

What Happened

  • Joseph Baroldi, Executive Vice President and Chief Business Officer of Ionis Pharmaceuticals (IONS), sold 1,626 shares on April 28, 2026. The reported weighted-average sale price was $71.79, generating roughly $116,727 in proceeds. This was a sale (not a purchase).

Key Details

  • Transaction date: 2026-04-28; filing date: 2026-04-30 (filed within the standard two-business-day Form 4 window).
  • Price: weighted average $71.79; sales occurred at prices ranging from $71.67 to $71.825 across multiple trades.
  • Shares sold: 1,626; total reported proceeds: $116,727.
  • Shares owned after transaction: not specified in the provided filing excerpt.
  • Footnotes: Sales were made pursuant to a Rule 10b5-1 trading plan adopted by Mr. Baroldi on November 25, 2025. The filer notes they can provide a breakdown of the number of shares sold at each separate price within the reported range upon request.

Context

  • This was a planned sale under a 10b5-1 plan, which typically indicates pre-scheduled, non-discretionary trades rather than a real-time directional bet by the insider. Sales are common and do not necessarily signal changed views on the company; purchases generally carry more informational weight for investors.

Insider Transaction Report

Form 4
Period: 2026-04-28
Baroldi Joseph
EVP, Chief Business Officer
Transactions
  • Sale

    Common Stock

    [F1][F2]
    2026-04-28$71.79/sh1,626$116,72744,909 total
Holdings
  • Common Stock

    (indirect: By Spouse)
    4,347
Footnotes (2)
  • [F1]Shares sold pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on November 25, 2025.
  • [F2]The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $71.67 to $71.825 inclusive. 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.
Signature
By: Patrick R. O'Neil, attorney-in-fact For: Joseph T. Baroldi|2026-04-30

Documents

1 file
  • 4
    edgardoc.xmlPrimary

    PRIMARY DOCUMENT