IONS

SEC source: 0000874015-22-000124 · edgardoc.xml · derivative · entry 4

MUTO FREDERICK T · CIK 0001181560 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-06-30

F2 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

F2 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000124 · edgardoc.xml · derivative · entry 3

MUTO FREDERICK T · CIK 0001181560 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,250 shares

Expires 2022-07-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000874015-22-000124 · edgardoc.xml · nonDerivative · entry 1

MUTO FREDERICK T · CIK 0001181560 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,599

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired as a result of exercising a stock option that was scheduled to expire on 7/1/2022.

F1 · shares: Acquired as a result of exercising a stock option that was scheduled to expire on 7/1/2022.

SEC source: 0000874015-22-000123 · edgardoc.xml · derivative · entry 2

LOSCALZO JOSEPH · CIK 0001276128 · Director · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,108

Underlying: Common Stock · 5,333 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

F3 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000123 · edgardoc.xml · derivative · entry 1

LOSCALZO JOSEPH · CIK 0001276128 · Director · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-06-30

F1 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

F1 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000121 · edgardoc.xml · derivative · entry 2

HERMAN JOAN E · CIK 0001248398 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 17,775

Underlying: Common Stock · 5,333 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

F3 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000121 · edgardoc.xml · derivative · entry 1

HERMAN JOAN E · CIK 0001248398 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-06-30

F1 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

F1 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000122 · edgardoc.xml · derivative · entry 2

KLEIN JOSEPH III · CIK 0001206369 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,108

Underlying: Common Stock · 5,333 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

F3 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000122 · edgardoc.xml · derivative · entry 1

KLEIN JOSEPH III · CIK 0001206369 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-06-30

F1 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

F1 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000120 · edgardoc.xml · derivative · entry 2

Hayden Michael R · CIK 0001352908 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,997

Underlying: Common Stock · 5,333 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

F3 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000120 · edgardoc.xml · derivative · entry 1

Hayden Michael R · CIK 0001352908 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-06-30

F1 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

F1 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000119 · edgardoc.xml · derivative · entry 2

Diaz Allene M. · CIK 0001773314 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,333

Underlying: Common Stock · 5,333 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

F3 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000119 · edgardoc.xml · derivative · entry 1

Diaz Allene M. · CIK 0001773314 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-06-30

F1 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

F1 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000118 · edgardoc.xml · derivative · entry 2

BERTHELSEN SPENCER R · CIK 0001181548 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,108

Underlying: Common Stock · 5,333 shares

Expires not disclosed

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

F3 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of Restricted Stock Unit award under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. These Restricted Stock Units vest 100% on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier, and will be delivered to the reporting person on the July 15th following the vesting date. The Restricted Stock Unit is vested as to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000118 · edgardoc.xml · derivative · entry 1

BERTHELSEN SPENCER R · CIK 0001181548 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

Underlying: Common Stock · 12,000 shares

Expires 2032-06-30

F1 · derivative.exercise_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

F1 · derivative.expiration_date: Grant on July 1, 2022 to reporting person of stock options under the Amended and Restated Ionis Pharmaceuticals, Inc. 2002 Non-Employee Directors' Stock Option Plan. 100% of the shares subject to the option vest and become exercisable on either the first anniversary of the date of grant or the next regularly scheduled annual meeting of stockholders of the Company, whichever occurs earlier. The option is exercisable to 0 shares on July 1, 2022.

SEC source: 0000874015-22-000108 · edgardoc.xml · derivative · entry 2

HERMAN JOAN E · CIK 0001248398 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,442

Underlying: Common Stock · 3,555 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: 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 Ionis.

F3 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000108 · edgardoc.xml · nonDerivative · entry 1

HERMAN JOAN E · CIK 0001248398 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,555

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

F1 · shares: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

SEC source: 0000874015-22-000106 · edgardoc.xml · derivative · entry 3

BERTHELSEN SPENCER R · CIK 0001181548 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 11,250 shares

Expires 2022-07-01

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000874015-22-000106 · edgardoc.xml · nonDerivative · entry 1

BERTHELSEN SPENCER R · CIK 0001181548 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 120,899

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired as a result of exercising a stock option that was scheduled to expire on 7/1/2022.

F1 · shares: Acquired as a result of exercising a stock option that was scheduled to expire on 7/1/2022.

SEC source: 0000874015-22-000101 · edgardoc.xml · nonDerivative · entry 1

Swayze Eric · CIK 0001791058 · EVP Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,353

F1 · kind: Shares sold pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on June 20, 2019.

F1 · shares: Shares sold pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on June 20, 2019.

SEC source: 0000874015-22-000099 · edgardoc.xml · derivative · entry 3

Cadoret-Manier Onaiza · CIK 0001799355 · EVP, Chf Pdt Str & Oper Ofc

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46,063

Underlying: Common Stock · 5,667 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F4 · derivative.exercise_date: 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 Ionis.

F4 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000099 · edgardoc.xml · nonDerivative · entry 2

Cadoret-Manier Onaiza · CIK 0001799355 · EVP, Chf Pdt Str & Oper Ofc

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,089

F2 · kind: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

F2 · shares: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

SEC source: 0000874015-22-000099 · edgardoc.xml · nonDerivative · entry 1

Cadoret-Manier Onaiza · CIK 0001799355 · EVP, Chf Pdt Str & Oper Ofc

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,049

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

F1 · shares: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

SEC source: 0000874015-22-000098 · edgardoc.xml · derivative · entry 1

Baroldi Joseph · CIK 0001813775 · EVP, Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 43,350

Underlying: Common Stock · 43,350 shares

Expires not disclosed

F1 · security: Grant to reporting person of Restricted Stock Units under the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

F2 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F3 · derivative.exercise_date: 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 Ionis.

F3 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000095 · edgardoc.xml · nonDerivative · entry 1

O'NEIL PATRICK R. · CIK 0001564926 · EVP CLO & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,536

F1 · shares: Shares sold pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on January 6, 2020.

F2 · price: The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.75 to $40.25, 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) of this Form 4.

SEC source: 0000874015-22-000093 · edgardoc.xml · nonDerivative · entry 1

Monia Brett P · CIK 0001537529 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 88,662

F1 · kind: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on 10/7/2019.

F1 · shares: The sale reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted by the reporting person on 10/7/2019.

SEC source: 0000874015-22-000091 · edgardoc.xml · nonDerivative · entry 1

Swayze Eric · CIK 0001791058 · EVP Research

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,731

F1 · kind: Reporting shares acquired under the Ionis Pharmaceuticals, Inc. Amended and Restated 2000 Employee Stock Purchase Plan on February 28, 2022. These shares may not be sold until August 28, 2022.

SEC source: 0000874015-22-000090 · edgardoc.xml · nonDerivative · entry 1

O'NEIL PATRICK R. · CIK 0001564926 · EVP CLO & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,328

F1 · kind: Reporting shares acquired under the Ionis Pharmaceuticals, Inc. Amended and Restated 2000 Employee Stock Purchase Plan on February 28, 2022. These shares may not be sold until August 28, 2022.

SEC source: 0000874015-22-000089 · edgardoc.xml · nonDerivative · entry 1

Monia Brett P · CIK 0001537529 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 89,017

F1 · kind: Reporting shares acquired under the Ionis Pharmaceuticals, Inc. Amended and Restated 2000 Employee Stock Purchase Plan on February 28, 2022. These shares may not be sold until August 28, 2022.

SEC source: 0000874015-22-000088 · edgardoc.xml · nonDerivative · entry 1

HOUGEN ELIZABETH L · CIK 0001074773 · EVP, Finance & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 58,359

F1 · kind: Reporting shares acquired under the Ionis Pharmaceuticals, Inc. Amended and Restated 2000 Employee Stock Purchase Plan on February 28, 2022. These shares may not be sold until August 28, 2022.

SEC source: 0000874015-22-000087 · edgardoc.xml · nonDerivative · entry 1

Geary Richard S · CIK 0001442730 · EVP, Chief Development Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 56,373

F1 · kind: Reporting shares acquired under the Ionis Pharmaceuticals, Inc. Amended and Restated 2000 Employee Stock Purchase Plan on February 28, 2022. These shares may not be sold until August 28, 2022.

SEC source: 0000874015-22-000086 · edgardoc.xml · nonDerivative · entry 1

BENNETT C FRANK · CIK 0001073387 · EVP, Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,233

F1 · kind: Reporting shares acquired under the Ionis Pharmaceuticals, Inc. Amended and Restated 2000 Employee Stock Purchase Plan on February 28, 2022. These shares may not be sold until August 28, 2022.

SEC source: 0000874015-22-000070 · edgardoc.xml · derivative · entry 1

Baroldi Joseph · CIK 0001813775 · Chief Business Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 86,700

Underlying: Common Stock · 86,700 shares

Expires 2032-01-30

F1 · derivative.exercise_date: Grant on 01/31/2022 to reporting person of stock options under the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan. Following this transaction, the option was exercisable as to 0 shares on 01/31/2022. 25% of the shares subject to the option will vest and become exercisable on 01/31/2023. Thereafter, the remaining shares subject to the option will vest and become exercisable in 36 equal monthly installments over the next 3 years.

SEC source: 0000874015-22-000060 · edgardoc.xml · nonDerivative · entry 3

Monia Brett P · CIK 0001537529 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 88,396

F3 · shares: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

SEC source: 0000874015-22-000060 · edgardoc.xml · nonDerivative · entry 2

Monia Brett P · CIK 0001537529 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,428

F2 · shares: Represents shares earned upon the vesting of performance based restricted stock units ("PRSUs") for the first performance period of the grant to the reporting person reported on January 20, 2021. The Compensation Committee certified achievement of the pre-established performance goal based on the Issuer's relative total shareholder return as compared to a peer group of companies at a level resulting in a vest of 81.37% of target shares. As reported at grant, the PRSUs could result in a payout of 0% to 150% based on actual achievement of the goal.

SEC source: 0000874015-22-000060 · edgardoc.xml · nonDerivative · entry 1

Monia Brett P · CIK 0001537529 · Director · Chief Executive Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 82,424

F1 · shares: Represents shares earned upon the vesting of performance based restricted stock units ("PRSUs") for the second performance period of the grant to the reporting person reported on January 17, 2020. The Compensation Committee certified achievement of the pre-established performance goal based on the Issuer's relative total shareholder return as compared to a peer group of companies at a level resulting in a vest of 58.06% of target shares. As reported at grant, the PRSUs could result in a payout of 0% to 150% based on actual achievement of the goal.

SEC source: 0000874015-22-000058 · edgardoc.xml · derivative · entry 3

PARSHALL B LYNNE · CIK 0001073385 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,775

Underlying: Common Stock · 5,754 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F4 · derivative.exercise_date: 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 Ionis.

F4 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000058 · edgardoc.xml · nonDerivative · entry 2

PARSHALL B LYNNE · CIK 0001073385 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 77,480

F2 · kind: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

F2 · shares: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

SEC source: 0000874015-22-000058 · edgardoc.xml · nonDerivative · entry 1

PARSHALL B LYNNE · CIK 0001073385 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 79,132

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

F1 · shares: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

SEC source: 0000874015-22-000057 · edgardoc.xml · derivative · entry 3

Cadoret-Manier Onaiza · CIK 0001799355 · EVP, Chf Corp Dev and Cml Offc

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 51,730

Underlying: Common Stock · 6,057 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F4 · derivative.exercise_date: 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 Ionis.

F4 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000057 · edgardoc.xml · nonDerivative · entry 2

Cadoret-Manier Onaiza · CIK 0001799355 · EVP, Chf Corp Dev and Cml Offc

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,382

F2 · kind: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

F2 · shares: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

SEC source: 0000874015-22-000057 · edgardoc.xml · nonDerivative · entry 1

Cadoret-Manier Onaiza · CIK 0001799355 · EVP, Chf Corp Dev and Cml Offc

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,687

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

F1 · shares: Acquired pursuant to vesting and release of shares in accordance with a Restricted Stock Unit award.

SEC source: 0000874015-22-000056 · edgardoc.xml · derivative · entry 3

BENNETT C FRANK · CIK 0001073387 · EVP, Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 24,444

Underlying: Common Stock · 18,842 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F4 · derivative.exercise_date: 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 Ionis.

F4 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000056 · edgardoc.xml · nonDerivative · entry 2

BENNETT C FRANK · CIK 0001073387 · EVP, Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 54,887

F2 · kind: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

F2 · shares: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

SEC source: 0000874015-22-000056 · edgardoc.xml · nonDerivative · entry 1

BENNETT C FRANK · CIK 0001073387 · EVP, Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 61,613

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired pursuant to vesting and release of shares in accordance with Restricted Stock Unit awards.

F1 · shares: Acquired pursuant to vesting and release of shares in accordance with Restricted Stock Unit awards.

SEC source: 0000874015-22-000055 · edgardoc.xml · derivative · entry 3

O'NEIL PATRICK R. · CIK 0001564926 · EVP CLO & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,319

Underlying: Common Stock · 21,086 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F4 · derivative.exercise_date: 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 Ionis.

F4 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000055 · edgardoc.xml · nonDerivative · entry 2

O'NEIL PATRICK R. · CIK 0001564926 · EVP CLO & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,593

F2 · kind: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

F2 · shares: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

SEC source: 0000874015-22-000055 · edgardoc.xml · nonDerivative · entry 1

O'NEIL PATRICK R. · CIK 0001564926 · EVP CLO & General Counsel

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,094

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Acquired pursuant to vesting and release of shares in accordance with Restricted Stock Unit awards.

F1 · shares: Acquired pursuant to vesting and release of shares in accordance with Restricted Stock Unit awards.

SEC source: 0000874015-22-000054 · edgardoc.xml · derivative · entry 3

HOUGEN ELIZABETH L · CIK 0001074773 · EVP, Finance & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,837

Underlying: Common Stock · 22,050 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each Restricted Stock Unit represents a contingent right to receive one share of Ionis common stock, or its equivalent cash value.

F4 · derivative.exercise_date: 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 Ionis.

F4 · derivative.expiration_date: 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 Ionis.

SEC source: 0000874015-22-000054 · edgardoc.xml · nonDerivative · entry 2

HOUGEN ELIZABETH L · CIK 0001074773 · EVP, Finance & CFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 57,975

F2 · kind: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.

F2 · shares: Shares withheld to cover the required tax withholding obligations pursuant to the Ionis Pharmaceuticals, Inc. Amended and Restated 2011 Equity Incentive Plan.