Brian T. Crum - 28 Feb 2026 Form 4 Insider Report for LEXICON PHARMACEUTICALS, INC. (LXRX)

Role
SVP, General Counsel & Secr.
Signature
/s/ Brian T. Crum
Issuer symbol
LXRX
Transactions as of
28 Feb 2026
Net transactions value
-$154,378
Form type
4
Filing time
03 Mar 2026, 07:17:13 UTC
Previous filing
17 Feb 2026
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Crum Brian T SVP, General Counsel & Secr. 2445 TECHNOLOGY FOREST BLVD., 11TH FLOOR, THE WOODLANDS /s/ Brian T. Crum 03 Mar 2026 0001792747

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction LXRX Common Stock Options Exercise +33,457 +10% 363,658 28 Feb 2026 Direct F1
transaction LXRX Common Stock Options Exercise +69,386 +27% 330,201 28 Feb 2026 Direct F1
transaction LXRX Common Stock Options Exercise +170,163 +47% 533,821 28 Feb 2026 Direct F1
transaction LXRX Common Stock Tax liability $154,378 -105,019 -20% $1.47 428,802 28 Feb 2026 Direct F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction LXRX Restricted Stock Units Options Exercise -69,386 -50% 69,387 28 Feb 2026 Common Stock 69,386 Direct F1, F3
transaction LXRX Restricted Stock Units Options Exercise -33,457 -100% 0 28 Feb 2026 Common Stock 33,457 Direct F1, F3
transaction LXRX Restricted Stock Units Options Exercise -170,163 -33% 340,327 28 Feb 2026 Common Stock 170,163 Direct F1, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Each restricted stock unit represents a contingent right to receive one share of common stock.
F2 Withholding of a portion of issued shares by the Company in satisfaction of shareholder's tax withholding obligations with respect thereto.
F3 Restricted stock units vest with respect to 1/3 of the shares subject to the restricted stock units on February 28 of each of the three years following the year of grant.