STOCK TITAN

Ionis (NASDAQ: IONS) EVP Kordasiewicz discloses stock and RSU stake

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
3

Rhea-AI Filing Summary

Ionis Pharmaceuticals executive Holly B. Kordasiewicz, EVP and Chief Development Officer, filed an initial ownership report showing her equity stake in the company. She directly holds 7,740 shares of Ionis common stock.

She also holds multiple non-qualified stock options to buy Ionis common stock, including grants covering 12,000, 10,000, 11,500, 19,800, 19,895 and 28,951 shares with exercise prices ranging from $32.60 to $60.89 and expiration dates between 2027 and 2035.

In addition, Kordasiewicz has 31,949 restricted stock units (RSUs). These RSUs were granted under the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan on January 15 of 2022, 2023, 2024 and 2025, and vest in four equal annual installments, settling in Ionis common shares or cash as determined by the company.

Positive

  • None.

Negative

  • None.
Insider Kordasiewicz Holly B.
Role EVP, Chief Development Officer
Type Security Shares Price Value
holding Non-Qualified Stock Option (right to buy) -- -- --
holding Non-Qualified Stock Option (right to buy) -- -- --
holding Non-Qualified Stock Option (right to buy) -- -- --
holding Non-Qualified Stock Option (right to buy) -- -- --
holding Non-Qualified Stock Option (right to buy) -- -- --
holding Non-Qualified Stock Option (right to buy) -- -- --
holding Restricted Stock Unit -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Non-Qualified Stock Option (right to buy) — 12,000 shares (Direct); Restricted Stock Unit — 31,949 shares (Direct); Common Stock — 7,740 shares (Direct)
Footnotes (1)
  1. Each restricted stock unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value. Grants to reporting person of restricted stock units under the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan on January 15, 2022, January 15, 2023, January 15, 2024, and January 15, 2025. The restricted stock units vest in four equal annual installments. 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.
SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number: 3235-0104
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1. Name and Address of Reporting Person*
Kordasiewicz Holly B.

(Last) (First) (Middle)
2855 GAZELLE COURT

(Street)
CARLSBAD CA 92010

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
12/21/2025
3. Issuer Name and Ticker or Trading Symbol
IONIS PHARMACEUTICALS INC [ IONS ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
EVP, Chief Development Officer
5. If Amendment, Date of Original Filed (Month/Day/Year)
6. Individual or Joint/Group Filing (Check Applicable Line)
X Form filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock 7,740 D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Non-Qualified Stock Option (right to buy) 01/03/2023 01/02/2032 Common Stock 12,000 $32.6 D
Non-Qualified Stock Option (right to buy) 01/02/2026 01/01/2035 Common Stock 10,000 $34.69 D
Non-Qualified Stock Option (right to buy) 01/03/2024 01/02/2033 Common Stock 11,500 $37.58 D
Non-Qualified Stock Option (right to buy) 01/02/2025 01/01/2034 Common Stock 19,800 $52.87 D
Non-Qualified Stock Option (right to buy) 01/04/2022 01/03/2028 Common Stock 19,895 $56.78 D
Non-Qualified Stock Option (right to buy) 01/02/2021 01/01/2027 Common Stock 28,951 $60.89 D
Restricted Stock Unit(1) 01/15/2026(2) (2) Common Stock 31,949 $0.0 D
Explanation of Responses:
1. Each restricted stock unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.
2. Grants to reporting person of restricted stock units under the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan on January 15, 2022, January 15, 2023, January 15, 2024, and January 15, 2025. The restricted stock units vest in four equal annual installments. 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.
By: Patrick R. O'Neil, attorney-in-fact For: Holly Kordasiewicz 01/05/2026
** Signature of Reporting Person Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What does Ionis Pharmaceuticals (IONS) Form 3 for Holly B. Kordasiewicz show?

The Form 3 shows that Holly B. Kordasiewicz, EVP and Chief Development Officer of Ionis Pharmaceuticals, reported her initial beneficial ownership, including 7,740 shares of common stock, several tranches of non-qualified stock options, and 31,949 restricted stock units (RSUs).

How many Ionis (IONS) common shares does Holly B. Kordasiewicz directly own?

According to the filing, Holly B. Kordasiewicz directly owns 7,740 shares of Ionis common stock.

What stock options does Holly B. Kordasiewicz hold in Ionis Pharmaceuticals?

The filing lists several non-qualified stock options to purchase Ionis common stock: 12,000, 10,000, 11,500, 19,800, 19,895 and 28,951 shares with exercise prices between $32.60 and $60.89 and expiration dates from 2027 through 2035, all held directly.

How many restricted stock units does Holly B. Kordasiewicz have from Ionis (IONS)?

Holly B. Kordasiewicz holds 31,949 restricted stock units (RSUs), each representing a contingent right to receive one share of Ionis common stock or its equivalent cash value.

What are the vesting terms of Holly B. Kordasiewicz’s RSUs at Ionis Pharmaceuticals?

The RSUs were granted on January 15, 2022, 2023, 2024, and 2025 under the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan. They vest in four equal annual installments, and upon vesting will be paid in whole Ionis common shares or cash, as determined by the company.

Is Holly B. Kordasiewicz a director or large shareholder of Ionis (IONS)?

The filing identifies Holly B. Kordasiewicz as an officer, serving as EVP, Chief Development Officer. She is not listed as a director or a 10% owner in this report.