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Nasdaq · USD

LGND

LIGAND PHARMACEUTICALS INC

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Tapewire entity
3825
SEC CIK
0000886163
Parsed reports
442

Last 12 months

Inside the activity.

0 purchase rows · 131 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.
Monthly counts
MonthPurchasesSales
Nov 202508
Dec 202508
Jan 202605
Feb 202605
Mar 2026032
Apr 2026011
May 2026014
Jun 2026016
Jul 202608
Aug 2026012
Sep 202606
Oct 202606

Latest available

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateOwner / reported roleActivity / securityShares / unitsReported priceReported valueDetails
February 14, 2026 Filed Feb 18, 2026 21:21 UTC
Davis Todd CDirector · Chief Executive Officer
GrantCommon Stock 20,782 $0.00 $0.00
Disclosure

SEC source: 0002001011-26-000011 · 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: 182,119

F1 · price: Represents shares of common stock issued upon the vesting and certification of performance stock units ("PSUs").

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February 02, 2026 Filed Feb 4, 2026 22:18 UTC SaleCommon Stock 23 $197.20 $4,535.49
Disclosure

SEC source: 0002001011-26-000007 · edgardoc.xml · nonDerivative · entry 5

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,187

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

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February 02, 2026 Filed Feb 4, 2026 22:18 UTC SaleCommon Stock 381 $196.36 $74,814.46
Disclosure

SEC source: 0002001011-26-000007 · edgardoc.xml · nonDerivative · entry 4

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,210

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F2 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $196.0100 to $196.8400. 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.

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February 02, 2026 Filed Feb 4, 2026 22:18 UTC SaleCommon Stock 23 $195.61 $4,498.92
Disclosure

SEC source: 0002001011-26-000007 · edgardoc.xml · nonDerivative · entry 3

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,591

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

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February 02, 2026 Filed Feb 4, 2026 22:18 UTC SaleCommon Stock 1 $192.18 $192.18
Disclosure

SEC source: 0002001011-26-000007 · edgardoc.xml · nonDerivative · entry 2

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,614

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

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February 02, 2026 Filed Feb 4, 2026 22:18 UTC SaleCommon Stock 39 $191.00 $7,449.00
Disclosure

SEC source: 0002001011-26-000007 · edgardoc.xml · nonDerivative · entry 1

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,615

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

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January 02, 2026 Filed Jan 7, 2026 00:47 UTC SaleCommon Stock 46 $192.40 $8,850.17
Disclosure

SEC source: 0002001011-26-000004 · edgardoc.xml · nonDerivative · entry 5

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,654

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

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January 02, 2026 Filed Jan 7, 2026 00:47 UTC SaleCommon Stock 207 $190.27 $39,385.95
Disclosure

SEC source: 0002001011-26-000004 · edgardoc.xml · nonDerivative · entry 4

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,700

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F4 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $189.7800 to $190.5700. 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.

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January 02, 2026 Filed Jan 7, 2026 00:47 UTC SaleCommon Stock 102 $188.96 $19,274.20
Disclosure

SEC source: 0002001011-26-000004 · edgardoc.xml · nonDerivative · entry 3

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 43,907

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F3 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $188.6000 to $189.3900. 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.

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January 02, 2026 Filed Jan 7, 2026 00:47 UTC SaleCommon Stock 91 $187.95 $17,103.78
Disclosure

SEC source: 0002001011-26-000004 · edgardoc.xml · nonDerivative · entry 2

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,009

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F2 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $187.6150 to $188.5700. 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.

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January 02, 2026 Filed Jan 7, 2026 00:47 UTC SaleCommon Stock 21 $186.59 $3,918.39
Disclosure

SEC source: 0002001011-26-000004 · edgardoc.xml · nonDerivative · entry 1

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,100

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

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December 31, 2025 Filed Jan 7, 2026 00:21 UTC
Espinoza OctavioChief Financial Officer
OtherCommon Stock 8 $95.68 $765.41
Disclosure

SEC source: 0002001011-26-000003 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,575

F1 · kind: These shares were acquired under the Ligand Employee Stock Purchase Plan in transactions that were exempt under both Rule 16b-3(d) and Rule 16b-3(c).

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December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 181 $0.00 Strike: $103.42 $0.00
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · derivative · entry 10

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,186

Underlying: Common Stock · 181 shares

Expires 2031-02-03

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.

F5 · derivative.exercise_date: The stock option vests as to 50% of the underlying shares on January 3, 2025 and as to the remaining on February 3, 2025.

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December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 652 $0.00 Strike: $92.65 $0.00
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · derivative · entry 9

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,405

Underlying: Common Stock · 652 shares

Expires 2028-03-02

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.

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December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 285 $0.00 Strike: $63.62 $0.00
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · derivative · entry 8

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,171

Underlying: Common Stock · 285 shares

Expires 2032-12-13

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.

F3 · derivative.exercise_date: Grant to reporting person of stock options that will vest and become exercisable over a 4-year period measured from December 5, 2022, with 12-1/2% of the shares subject to the stock options vesting on the date that is six months after December 5, 2022 and the remaining stock options vesting in 42 equal monthly installments thereafter.

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December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 69 $0.00 Strike: $57.22 $0.00
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · derivative · entry 7

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,171

Underlying: Common Stock · 69 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.

F2 · 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.

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December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionEmployee Stock Option (right to buy) · Derivative 1,194 $0.00 Strike: $52.84 $0.00
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · derivative · entry 6

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 972

Underlying: Common Stock · 1,194 shares

Expires 2032-05-05

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: The stock option vests as to approximately 55% of the underlying shares in 12 substantially equal monthly installments beginning on January 5, 2025, and approximately 45% of the underlying shares in two substantially equal monthly installments thereafter.

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December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionCommon Stock 181 $103.42 $18,719.02
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · nonDerivative · entry 5

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,567

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.

Read SEC document
December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionCommon Stock 652 $92.65 $60,407.80
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · nonDerivative · entry 4

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,386

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.

Read SEC document
December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionCommon Stock 285 $63.62 $18,131.70
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · nonDerivative · entry 3

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,734

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.

Read SEC document
December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionCommon Stock 69 $57.22 $3,948.18
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · nonDerivative · entry 2

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,449

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.

Read SEC document
December 16, 2025 Filed Dec 18, 2025 21:19 UTC
Espinoza OctavioChief Financial Officer
Exercise / conversionCommon Stock 1,194 $52.84 $63,090.96
Disclosure

SEC source: 0002001011-25-000127 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,380

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.

Read SEC document
December 12, 2025 Filed Dec 16, 2025 23:36 UTC
Espinoza OctavioChief Financial Officer
SaleCommon Stock 1,804 $188.31 $339,711.24
Disclosure

SEC source: 0002001011-25-000125 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,186

Read SEC document
December 08, 2025 Filed Dec 9, 2025 00:38 UTC
Aryeh JasonDirector
Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 2,034 $0.00 Strike: $69.51 $0.00
Disclosure

SEC source: 0002001011-25-000122 · 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 · 2,034 shares

Expires 2026-05-23

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 2,329 shares, which vested in full on May 23, 2016, at an exercise price of $119.3000 per share but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

Read SEC document
December 08, 2025 Filed Dec 9, 2025 00:38 UTC
Aryeh JasonDirector
Exercise / conversionCommon Stock 2,034 $69.51 $141,383.34
Disclosure

SEC source: 0002001011-25-000122 · edgardoc.xml · nonDerivative · entry 1

Aryeh Jason · CIK 0001376960 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,323

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.

Read SEC document
December 05, 2025 Filed Dec 10, 2025 01:06 UTC
Espinoza OctavioChief Financial Officer
Tax withholdingCommon Stock 1,862 $184.87 $344,227.94
Disclosure

SEC source: 0002001011-25-000123 · edgardoc.xml · nonDerivative · entry 1

Espinoza Octavio · CIK 0001905248 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,990

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

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December 04, 2025 Filed Dec 9, 2025 00:37 UTC
Davis Todd CDirector · Chief Executive Officer
GiftCommon Stock 130 $0.00 $0.00
Disclosure

SEC source: 0002001011-25-000121 · 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: 161,337

F1 · price: Represents a bona fide gift of shares to a charitable entity.

Read SEC document
December 01, 2025 Filed Dec 3, 2025 22:08 UTC SaleCommon Stock 30 $200.02 $6,000.46
Disclosure

SEC source: 0002001011-25-000113 · edgardoc.xml · nonDerivative · entry 7

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,121

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F8 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $199.2800 to $200.2700. 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.

Read SEC document
December 01, 2025 Filed Dec 3, 2025 22:08 UTC SaleCommon Stock 23 $199.22 $4,581.95
Disclosure

SEC source: 0002001011-25-000113 · edgardoc.xml · nonDerivative · entry 6

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,151

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F7 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $198.2800 to $199.2700. 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.

Read SEC document
December 01, 2025 Filed Dec 3, 2025 22:08 UTC SaleCommon Stock 92 $197.72 $18,189.95
Disclosure

SEC source: 0002001011-25-000113 · edgardoc.xml · nonDerivative · entry 5

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,174

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F6 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $197.2800 to $198.2700. 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.

Read SEC document
December 01, 2025 Filed Dec 3, 2025 22:08 UTC SaleCommon Stock 4 $196.35 $785.38
Disclosure

SEC source: 0002001011-25-000113 · edgardoc.xml · nonDerivative · entry 4

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,266

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F5 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $196.2800 to $197.2700. 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.

Read SEC document
December 01, 2025 Filed Dec 3, 2025 22:08 UTC SaleCommon Stock 47 $195.80 $9,202.54
Disclosure

SEC source: 0002001011-25-000113 · edgardoc.xml · nonDerivative · entry 3

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,270

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F4 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $195.2800 to $196.2700. 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.

Read SEC document
December 01, 2025 Filed Dec 3, 2025 22:08 UTC SaleCommon Stock 179 $194.76 $34,861.72
Disclosure

SEC source: 0002001011-25-000113 · edgardoc.xml · nonDerivative · entry 2

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,317

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F3 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $194.2800 to $195.2700. 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.

Read SEC document
December 01, 2025 Filed Dec 3, 2025 22:08 UTC SaleCommon Stock 92 $193.86 $17,834.91
Disclosure

SEC source: 0002001011-25-000113 · edgardoc.xml · nonDerivative · entry 1

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,496

F1 · shares: The transactions reported on this Form 4 were made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F2 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $193.2800 to $194.2700. 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.

Read SEC document
November 07, 2025 Filed Nov 12, 2025 21:45 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 3,015 $0.00 Strike: $73.57 $0.00
Disclosure

SEC source: 0002001011-25-000098 · edgardoc.xml · derivative · entry 6

Gray Nancy Ryan · CIK 0001714949 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 3,015 shares

Expires 2027-08-18

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 3,452 shares, which vested in full on August 18, 2020, at an exercise price of $126.2600 per share but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

Read SEC document
November 07, 2025 Filed Nov 12, 2025 21:45 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 3,556 $0.00 Strike: $66.19 $0.00
Disclosure

SEC source: 0002001011-25-000098 · edgardoc.xml · derivative · entry 5

Gray Nancy Ryan · CIK 0001714949 · Director

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.

F1 · derivative.exercise_date: This Option was previously reported as a Grant of 4,071 shares, which vested in full on June 06, 2020, at an exercise price of $113.5900 per share but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

Read SEC document
November 07, 2025 Filed Nov 12, 2025 21:45 UTC SaleCommon Stock 3,015 $205.45 $619,431.75
Disclosure

SEC source: 0002001011-25-000098 · edgardoc.xml · nonDerivative · entry 4

Gray Nancy Ryan · CIK 0001714949 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,094

Read SEC document
November 07, 2025 Filed Nov 12, 2025 21:45 UTC Exercise / conversionCommon Stock 3,015 $73.57 $221,813.55
Disclosure

SEC source: 0002001011-25-000098 · edgardoc.xml · nonDerivative · entry 3

Gray Nancy Ryan · CIK 0001714949 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,109

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.

Read SEC document
November 07, 2025 Filed Nov 12, 2025 21:45 UTC SaleCommon Stock 3,556 $205.45 $730,580.20
Disclosure

SEC source: 0002001011-25-000098 · edgardoc.xml · nonDerivative · entry 2

Gray Nancy Ryan · CIK 0001714949 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,094

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November 07, 2025 Filed Nov 12, 2025 21:45 UTC Exercise / conversionCommon Stock 3,556 $66.19 $235,371.64
Disclosure

SEC source: 0002001011-25-000098 · edgardoc.xml · nonDerivative · entry 1

Gray Nancy Ryan · CIK 0001714949 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,650

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.

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November 07, 2025 Filed Nov 12, 2025 21:44 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 2,034 $0.00 Strike: $69.51 $0.00
Disclosure

SEC source: 0002001011-25-000097 · edgardoc.xml · derivative · entry 6

LAMATTINA JOHN L · CIK 0001216074 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,034 shares

Expires 2026-05-23

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 2,329 shares, which vested in full on May 23, 2017, at an exercise price of $119.3000 per share but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

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November 07, 2025 Filed Nov 12, 2025 21:44 UTC Exercise / conversionNon-Qualified Stock Option (right to buy) · Derivative 2,145 $0.00 Strike: $66.13 $0.00
Disclosure

SEC source: 0002001011-25-000097 · edgardoc.xml · derivative · entry 5

LAMATTINA JOHN L · CIK 0001216074 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,145 shares

Expires 2027-05-25

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 2,456 shares, which vested in full on May 25, 2018, at an exercise price of $113.5000 per share but was adjusted pursuant to the OmniAb Inc. separation from the issuer.

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November 07, 2025 Filed Nov 12, 2025 21:44 UTC SaleCommon Stock 2,034 $205.45 $417,885.30
Disclosure

SEC source: 0002001011-25-000097 · edgardoc.xml · nonDerivative · entry 4

LAMATTINA JOHN L · CIK 0001216074 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,724

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November 07, 2025 Filed Nov 12, 2025 21:44 UTC Exercise / conversionCommon Stock 2,034 $69.51 $141,383.34
Disclosure

SEC source: 0002001011-25-000097 · edgardoc.xml · nonDerivative · entry 3

LAMATTINA JOHN L · CIK 0001216074 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,758

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.

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November 07, 2025 Filed Nov 12, 2025 21:44 UTC SaleCommon Stock 2,145 $205.45 $440,690.25
Disclosure

SEC source: 0002001011-25-000097 · edgardoc.xml · nonDerivative · entry 2

LAMATTINA JOHN L · CIK 0001216074 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,724

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November 07, 2025 Filed Nov 12, 2025 21:44 UTC Exercise / conversionCommon Stock 2,145 $66.13 $141,848.85
Disclosure

SEC source: 0002001011-25-000097 · edgardoc.xml · nonDerivative · entry 1

LAMATTINA JOHN L · CIK 0001216074 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,869

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.

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November 03, 2025 Filed Nov 5, 2025 22:22 UTC SaleCommon Stock 127 $192.38 $24,432.02
Disclosure

SEC source: 0002001011-25-000096 · edgardoc.xml · nonDerivative · entry 4

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,588

F1 · shares: The transaction reported on this Form 4 was made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F5 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $192.1200 to $192.9700. 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.

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November 03, 2025 Filed Nov 5, 2025 22:22 UTC SaleCommon Stock 207 $191.25 $39,588.63
Disclosure

SEC source: 0002001011-25-000096 · edgardoc.xml · nonDerivative · entry 3

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,715

F1 · shares: The transaction reported on this Form 4 was made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F4 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $190.9400 to $191.6000. 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.

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November 03, 2025 Filed Nov 5, 2025 22:22 UTC SaleCommon Stock 49 $190.26 $9,322.64
Disclosure

SEC source: 0002001011-25-000096 · edgardoc.xml · nonDerivative · entry 2

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,922

F1 · shares: The transaction reported on this Form 4 was made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F3 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $189.7800 to $190.5750. 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.

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November 03, 2025 Filed Nov 5, 2025 22:22 UTC SaleCommon Stock 84 $189.00 $15,875.73
Disclosure

SEC source: 0002001011-25-000096 · edgardoc.xml · nonDerivative · entry 1

KOZARICH JOHN W · CIK 0001223000 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 44,971

F1 · shares: The transaction reported on this Form 4 was made pursuant to a written trading plan adopted by the Reporting Person on March 07, 2025, in accordance with Rule 10b5-1.

F2 · price: The price reported in Column 4 is a weighted-average price. These shares were sold in multiple transactions at prices ranging from $188.7150 to $189.5250. 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.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.