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Ownership Document
|
| Schema Version: X0508 |
| Document Type: 4 |
| Period of Report: 1/15/24 |
| Not Subject to Section 16: 0 |
| Issuer: |
| Issuer CIK: 874015 |
| Issuer Name: IONIS PHARMACEUTICALS INC |
| Issuer Trading Symbol: IONS |
| Reporting Owner: |
| Reporting Owner ID: |
| | Owner CIK: 1702283 |
| | Owner Name: YANG MICHAEL J. |
| Reporting Owner Address: |
| | Owner Street 1: 2855 GAZELLE COURT |
| | Owner Street 2: |
| | Owner City: CARLSBAD |
| | Owner State: CA |
| | Owner ZIP Code: 92010 |
| | Owner State Description: |
| Reporting Owner Relationship: |
| | Is Director? Yes |
| | Is Officer? No |
| | Is Ten Percent Owner? No |
| | Is Other? No |
| Aff 10b5 One: 0 |
| Derivative Table: |
| Derivative Transaction: |
| | Security Title: |
| | | Value: Restricted Stock Unit |
| | Conversion or Exercise Price: |
| | | Value: 0.0 |
| | | Footnote ID: F1 |
| | Transaction Date: |
| | | Value: 1/15/24 |
| | Transaction Coding: |
| | | Transaction Form Type: 4 |
| | | Transaction Code: A |
| | | Equity Swap Involved? No |
| | Transaction Amounts: |
| | | Transaction Shares: |
| Value: 5,791 |
| | | Transaction Price Per Share: |
| Value: 0.0 |
| | | Transaction Acquired-Disposed Code: |
| Value: A |
| | Exercise Date: |
| | | Footnote ID: F2 |
| | Expiration Date: |
| | | Footnote ID: F2 |
| | Underlying Security: |
| | | Underlying Security Title: |
| Value: Common Stock |
| | | Underlying Security Shares: |
| Value: 5,791 |
| | Post-Transaction Amounts: |
| | | Shares Owned Following Transaction: |
| Value: 5,791 |
| | Ownership Nature: |
| | | Direct or Indirect Ownership: |
| Value: D |
| Footnotes: |
| Footnote - F1: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value. |
| Footnote - F2: Grant on January 15, 2024 to reporting person of Restricted Stock Unit Award under the Ionis Pharmaceuticals, Inc. Amended and Restated 2002 Non-Employee Directors' Stock Option Plan. Restricted Stock Units vest in three equal annual installments, the first installment vesting on January 15, 2025. Upon vesting, the restricted stock units will be paid out in whole shares of Ionis common stock or cash as may be determined by the Company. The RSU shall be fully vested on January 15, 2027. The RSU is vested as to 0 shares on January 15, 2024. |
| Owner Signature: |
| Signature Name: By: Patrick R. O'Neil, attorney-in-fact For: Michael J. Yang |
| Signature Date: 1/17/24 |
