LGND

SEC source: 0002001011-24-000052 · edgardoc.xml · nonDerivative · entry 3

Korenberg Matthew E · CIK 0001649903 · President & Chief Operating

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,263

F3 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $85.6250 to $85.7650. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, 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 range set forth in this footnote.

SEC source: 0002001011-24-000052 · edgardoc.xml · nonDerivative · entry 2

Korenberg Matthew E · CIK 0001649903 · President & Chief Operating

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,783

F2 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $84.5950 to $85.5500. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, 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 range set forth in this footnote.

SEC source: 0002001011-24-000052 · edgardoc.xml · nonDerivative · entry 1

Korenberg Matthew E · CIK 0001649903 · President & Chief Operating

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 100,421

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $84.5000 to $84.8750. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, 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 range set forth in this footnote.

SEC source: 0002001011-24-000051 · edgardoc.xml · derivative · entry 3

Reardon Andrew · CIK 0001950232 · Chief Legal Officer &

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,944

Underlying: Common Stock · 10,000 shares

Expires 2032-08-01

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.

F2 · derivative.exercise_date: The stock option vests and is exercisable as to 12.5% of the underlying shares on February 1, 2023, and in 42 substantially equal monthly installments thereafter.

SEC source: 0002001011-24-000051 · edgardoc.xml · nonDerivative · entry 2

Reardon Andrew · CIK 0001950232 · Chief Legal Officer &

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,205

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $83.00 to $83.27. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, 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 range set forth in this footnote.

SEC source: 0002001011-24-000051 · edgardoc.xml · nonDerivative · entry 1

Reardon Andrew · CIK 0001950232 · Chief Legal Officer &

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,205

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: 0002001011-24-000054 · edgardoc.xml · nonDerivative · entry 1

Gray Nancy Ryan · CIK 0001714949 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,633

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $83.1100 to $83.2650. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, 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 range set forth in this footnote.

SEC source: 0002001011-24-000050 · edgardoc.xml · derivative · entry 4

Aryeh Jason · CIK 0001376960 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,406 shares

Expires 2025-04-24

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_date: This Option was previously reported as a Grant of 2,754 shares, which vested in full on April 24, 2016, at an exercise price of $89.75 per share, but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

SEC source: 0002001011-24-000050 · edgardoc.xml · nonDerivative · entry 1

Aryeh Jason · CIK 0001376960 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 76,828

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: 0002001011-24-000048 · edgardoc.xml · derivative · entry 2

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,893 shares

Expires 2024-06-04

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 · derivative.exercise_date: This Option was previously reported as a Grant of 3,312 shares, which vested in full on April 24, 2015, at an exercise price of $67.53 per share, but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

SEC source: 0002001011-24-000048 · edgardoc.xml · nonDerivative · entry 1

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,523

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: 0002001011-24-000035 · edgardoc.xml · derivative · entry 8

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,156 shares

Expires 2030-06-10

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.

F4 · derivative.exercise_date: This Option was previously reported as a Grant of 2,468 shares, which vested in full on June 4, 2021, at an exercise price of $117.58 per share, but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

SEC source: 0002001011-24-000035 · edgardoc.xml · derivative · entry 7

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,855 shares

Expires 2031-06-04

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_date: This Option was previously reported as a Grant of 3,269 shares, which vested in full on June 4, 2022, at an exercise price of $115.39 per share, but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

SEC source: 0002001011-24-000035 · edgardoc.xml · derivative · entry 6

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,556 shares

Expires 2029-06-06

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_date: This Option was previously reported as a Grant of 4,071 shares, which vested in full on June 9, 2020, at an exercise price of $113.59 per share, but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

SEC source: 0002001011-24-000035 · edgardoc.xml · derivative · entry 5

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 7,448 shares

Expires 2032-06-10

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 · derivative.exercise_date: This Option was previously reported as a Grant of 4,340 shares at an exercise price of $79.29 per share, but was adjusted pursuant to the OmniAb Inc. separation from the issuer, then vested in full on June 10, 2023.

SEC source: 0002001011-24-000035 · edgardoc.xml · nonDerivative · entry 4

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 120,160

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: 0002001011-24-000035 · edgardoc.xml · nonDerivative · entry 3

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 116,604

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: 0002001011-24-000035 · edgardoc.xml · nonDerivative · entry 2

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 114,448

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: 0002001011-24-000035 · edgardoc.xml · nonDerivative · entry 1

Davis Todd C · CIK 0001392029 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 111,593

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: 0002001011-24-000032 · edgardoc.xml · derivative · entry 4

Aryeh Jason · CIK 0001376960 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,893 shares

Expires 2024-06-04

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_date: This Option was previously reported as a Grant of 3,312 shares, which vested in full on April 24, 2015, at an exercise price of $67.53 per share, but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

SEC source: 0002001011-24-000032 · edgardoc.xml · nonDerivative · entry 1

Aryeh Jason · CIK 0001376960 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,422

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: 0001104659-24-031806 · tm248239-1_4seq1.xml · derivative · entry 3

Sabba Stephen L · CIK 0001442372 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 419

Underlying: Common Stock · 2,893 shares

Expires 2024-06-04

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 · security: These securities, as represented in Column 5, were acquired by a grant of 3,312 shares by the Board of Directors of the Company at the 2014 Meeting. That grant vested in full on the first anniversary of the grant date or immediately (x) upon a change in control or a hostile takeover of the Company or (y) the death or permanent disability of the grantee if still serving at that time.

F3 · security: This Option was previously reported on the Form 4 filed 6/6/14 as a Grant of 3,312 shares, which vested in full on April 24, 2015, at an exercise price of $67.53 per share, but was adjusted pursuant to the OmniAb Inc. separation from the Issuer.

F2 · derivative.exercise_date: These securities, as represented in Column 5, were acquired by a grant of 3,312 shares by the Board of Directors of the Company at the 2014 Meeting. That grant vested in full on the first anniversary of the grant date or immediately (x) upon a change in control or a hostile takeover of the Company or (y) the death or permanent disability of the grantee if still serving at that time.

SEC source: 0001104659-24-031806 · tm248239-1_4seq1.xml · nonDerivative · entry 2

Sabba Stephen L · CIK 0001442372 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,926

F1 · security: These securities, as represented in Column 5, include a grant of 1,142 restricted share units approved by the Board of Directors of the Company at the 2023 Meeting, which shares will vest in full on the earlier of (a) the date of the next annual meeting of the Company stockholders following the grant date or (b) on the first anniversary of the grant date. They also properly reflect adjustments from the OmniAb Inc. separation from the Issuer. The Shares referenced in Column 5 of Table I as disposed of on the Form 4 filed 5/10/23 for this Reporting Person inadvertently failed correctly to reflect those adjustments. That number should have been 26,784.

SEC source: 0001104659-24-031806 · tm248239-1_4seq1.xml · nonDerivative · entry 1

Sabba Stephen L · CIK 0001442372 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,819

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 · security: These securities, as represented in Column 5, include a grant of 1,142 restricted share units approved by the Board of Directors of the Company at the 2023 Meeting, which shares will vest in full on the earlier of (a) the date of the next annual meeting of the Company stockholders following the grant date or (b) on the first anniversary of the grant date. They also properly reflect adjustments from the OmniAb Inc. separation from the Issuer. The Shares referenced in Column 5 of Table I as disposed of on the Form 4 filed 5/10/23 for this Reporting Person inadvertently failed correctly to reflect those adjustments. That number should have been 26,784.

SEC source: 0002001011-24-000028 · edgardoc.xml · derivative · entry 8

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,607

Underlying: Common Stock · 325 shares

Expires 2027-02-24

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.

F4 · derivative.exercise_date: The stock option is fully vested and exercisable.

SEC source: 0002001011-24-000028 · edgardoc.xml · derivative · entry 7

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,722

Underlying: Common Stock · 140 shares

Expires 2030-10-01

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.

F3 · derivative.exercise_date: As per the separation of OmniAb Inc. from the issuer, 4,096 stock options were vested and exercisable as of November 1, 2022, whereas 3,766 options vest in 23 substantially equal monthly installments beginning on December 1, 2022.

SEC source: 0002001011-24-000028 · edgardoc.xml · derivative · entry 6

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,869

Underlying: Common Stock · 799 shares

Expires 2030-02-13

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_date: As per the separation of OmniAb Inc. from the issuer, 2,039 stock options were vested and exercisable as of November 1, 2022, whereas 1,629 options vest in 16 substantially equal monthly installments beginning on November 13, 2022.

SEC source: 0002001011-24-000028 · edgardoc.xml · nonDerivative · entry 5

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,755

SEC source: 0002001011-24-000028 · edgardoc.xml · nonDerivative · entry 4

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,895

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: 0002001011-24-000028 · edgardoc.xml · nonDerivative · entry 3

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,570

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: 0002001011-24-000028 · edgardoc.xml · nonDerivative · entry 2

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,430

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: 0002001011-24-000030 · edgardoc.xml · derivative · entry 2

Reardon Andrew · CIK 0001950232 · CHIEF LEGAL OFFICER &

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,272

Underlying: Common Stock · 29,272 shares

Expires 2034-02-27

F2 · derivative.exercise_date: The Stock Option grant vests and is exercisable as to 12.5% of the underlying shares 6 months after the grant date, and in 42 substantially equal monthly installments thereafter.

SEC source: 0002001011-24-000030 · edgardoc.xml · nonDerivative · entry 1

Reardon Andrew · CIK 0001950232 · CHIEF LEGAL OFFICER &

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,205

F1 · shares: Represents Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs shall vest over three years, in three substantially equal annual installments on February 15, 2025; February 15, 2026; and February 15, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

SEC source: 0002001011-24-000029 · edgardoc.xml · derivative · entry 2

Korenberg Matthew E · CIK 0001649903 · PRESIDENT & CHIEF OPERATING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,544

Underlying: Common Stock · 58,544 shares

Expires 2034-02-27

F2 · derivative.exercise_date: The Stock Option grant vests and is exercisable as to 12.5% of the underlying shares 6 months after the grant date, and in 42 substantially equal monthly installments thereafter.

SEC source: 0002001011-24-000029 · edgardoc.xml · nonDerivative · entry 1

Korenberg Matthew E · CIK 0001649903 · PRESIDENT & CHIEF OPERATING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 103,861

F1 · shares: Represents Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs shall vest over three years, in three substantially equal annual installments on February 15, 2025; February 15, 2026; and February 15, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

SEC source: 0002001011-24-000028 · edgardoc.xml · derivative · entry 9

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,272

Underlying: Common Stock · 29,272 shares

Expires 2034-02-27

F5 · derivative.exercise_date: The Stock Option grant vests and is exercisable as to 12.5% of the underlying shares 6 months after the grant date, and in 42 substantially equal monthly installments thereafter.

SEC source: 0002001011-24-000028 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,631

F1 · shares: Represents Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs shall vest over three years, in three substantially equal annual installments on February 15, 2025; February 15, 2026; and February 15, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

SEC source: 0002001011-24-000027 · edgardoc.xml · derivative · entry 2

Davis Todd C · CIK 0001392029 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 131,723

Underlying: Common Stock · 131,723 shares

Expires 2034-02-27

F2 · derivative.exercise_date: The Stock Option grant vests and is exercisable as to 12.5% of the underlying shares 6 months after the grant date, and in 42 substantially equal monthly installments thereafter.

SEC source: 0002001011-24-000027 · edgardoc.xml · nonDerivative · entry 1

Davis Todd C · CIK 0001392029 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,145

F1 · shares: Represents Restricted Stock Units ("RSUs"). Each RSU represents a contingent right to receive one share of the Issuer's common stock. The RSUs shall vest over three years, in three substantially equal annual installments on February 15, 2025; February 15, 2026; and February 15, 2027, subject to the Reporting Person's continued service to the Issuer through each such vesting date.

SEC source: 0002001011-24-000019 · edgardoc.xml · nonDerivative · entry 1

Reardon Andrew · CIK 0001950232 · CHIEF LEGAL OFFICER &

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,997

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0002001011-24-000018 · edgardoc.xml · nonDerivative · entry 1

Korenberg Matthew E · CIK 0001649903 · PRESIDENT & CHIEF OPERATING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 89,445

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0002001011-24-000017 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,423

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0002001011-24-000016 · edgardoc.xml · nonDerivative · entry 1

Davis Todd C · CIK 0001392029 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,709

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0002001011-24-000009 · edgardoc.xml · nonDerivative · entry 1

Korenberg Matthew E · CIK 0001649903 · PRESIDENT & CHIEF OPERATING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 94,223

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0002001011-24-000010 · edgardoc.xml · nonDerivative · entry 1

Reardon Andrew · CIK 0001950232 · CHIEF LEGAL OFFICER &

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,590

F1 · kind: Shares acquired under Ligand's employee stock purchase plan. Voluntary reporting exemption under Rule 16b-3(c).

SEC source: 0002001011-23-000003 · edgardoc.xml · nonDerivative · entry 1

Korenberg Matthew E · CIK 0001649903 · PRESIDENT & CHIEF OPERATING

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,140

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0002001011-23-000004 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,902

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0000886163-23-000073 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,171

F1 · shares: Represents shares withheld by the Issuer in payment of the tax liability arising in connection with the settlement of restricted stock units.

SEC source: 0000886163-23-000057 · edgardoc.xml · nonDerivative · entry 1

Davis Todd C · CIK 0001392029 · Director · CHIEF EXECUTIVE OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,090

F1 · price: The price reported in Column 4 is a weighted-average price. These shares were purchased in multiple transactions at prices ranging from $58.975 to $59.930. The Reporting Person undertakes to provide the Registrant, any securityholder of the Registrant, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in this footnote.

SEC source: 0000886163-23-000069 · edgardoc.xml · derivative · entry 2

Zimmermann Martine · CIK 0001994049 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,345

Underlying: Common Stock · 11,345 shares

Expires 2033-09-22

F2 · derivative.exercise_date: Grant of Stock Options that will vest and become exercisable in three substantially equal annual installments on September 22, 2024; September 22, 2025; and September 22, 2026, subject to the Reporting Person's continued service to the Issuer through each such vesting date.