Octavio Espinoza - 27 May 2026 Form 4 Insider Report for LIGAND PHARMACEUTICALS INC (LGND)

Reporting relationship: Chief Financial Officer
Issuer ticker: LGND
Reported as of: 27 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 28 May 2026, 19:43:04 UTC
Prior SEC filing: 13 Mar 2026
Next SEC filing: 06 Jul 2026
Source filing: View source filing
Reporting owner signature: By: /s/ Andrew Reardon, Attorney-in-Fact For: Octavio Espinoza

Key filing fact

Octavio Espinoza filed Form 4 for LIGAND PHARMACEUTICALS INC (LGND) on 28 May 2026.

Key facts

This page summarizes Octavio Espinoza's Form 4 filing for LIGAND PHARMACEUTICALS INC (LGND).
4 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 28 May 2026, 19:43.

Change

Previous filing in this sequence was filed on 13 Mar 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001905248 Primary reporting owner

Espinoza Octavio

Relationship: Chief Financial Officer
Address: 555 HERITAGE DRIVE, SUITE 200, JUPITER
Signature: By: /s/ Andrew Reardon, Attorney-in-Fact For: Octavio Espinoza
Signature date: 28 May 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

LGND transaction

Common Stock

Options Exercise

Transaction value
Shares: +764
Change %: +2.9%
Price: $63.62^*
Shares after: 26,707
Date: 27 May 2026
Ownership: Direct

LGND transaction

Common Stock

Options Exercise

Transaction value
Shares: +972
Change %: +3.6%
Price: $52.84^*
Shares after: 27,679
Date: 27 May 2026
Ownership: Direct

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

LGND transaction Derivative

Employee Stock Option (right to buy)

Options Exercise

Transaction value
Shares: -972
Change %: -100%
Price: $0.000000^*
Shares after: 0
Date: 27 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 972
Exercise price: $52.84
Footnotes: F1

LGND transaction Derivative

Employee Stock Option (right to buy)

Options Exercise

Transaction value
Shares: -764
Change %: -4.2%
Price: $0.000000^*
Shares after: 17,407
Date: 27 May 2026
Ownership: Direct
Underlying class: Common Stock
Underlying amount: 764
Exercise price: $63.62
Footnotes: F2

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 2 footnotes

Footnote F1

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.

Footnote F2

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.