Key facts
- This page summarizes Brian T. Crum's Form 4 filing for LEXICON PHARMACEUTICALS, INC. (LXRX).
- 7 reported transactions and 3 derivative rows are listed below.
- Accepted by SEC: 03 Mar 2026, 07:17.
Brian T. Crum - 28 Feb 2026 Form 4 Insider Report for LEXICON PHARMACEUTICALS, INC. (LXRX)
- Reporting relationship
- SVP, General Counsel & Secr.
- Issuer ticker
- LXRX
- Reported as of
- 28 Feb 2026
- Net transaction value
- -$154,378
- SEC form
- 4
- Accepted by SEC
- 03 Mar 2026, 07:17:13 UTC
- Prior SEC filing
- 17 Feb 2026
- Source filing
- View source filing
- Reporting owner signature
- /s/ Brian T. Crum
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Brian T. Crum filed Form 4 for LEXICON PHARMACEUTICALS, INC. (LXRX) on 03 Mar 2026.
Change
- Previous filing in this sequence was filed on 17 Feb 2026.
- Current net transaction value: -$154,378.
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
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001792747
Primary reporting owner
Crum Brian T
- Relationship
- SVP, General Counsel & Secr.
- Address
- 2445 TECHNOLOGY FOREST BLVD., 11TH FLOOR, THE WOODLANDS
- Signature
- /s/ Brian T. Crum
- Signature date
- 03 Mar 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
LXRX
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +33,457
- Change %
- +10%
- Price
- Shares after
- 363,658
- Date
- 28 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
LXRX
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +69,386
- Change %
- +27%
- Price
- Shares after
- 330,201
- Date
- 28 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
LXRX
transaction
Common Stock
Options Exercise
- Transaction value
- Shares
- +170,163
- Change %
- +47%
- Price
- Shares after
- 533,821
- Date
- 28 Feb 2026
- Ownership
- Direct
- Footnotes
- F1
LXRX
transaction
Common Stock
Tax liability
- Transaction value
- $154,378
- Shares
- -105,019
- Change %
- -20%
- Price
- $1.47
- Shares after
- 428,802
- Date
- 28 Feb 2026
- Ownership
- Direct
- Footnotes
- F2
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
LXRX
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- Shares
- -69,386
- Change %
- -50%
- Price
- Shares after
- 69,387
- Date
- 28 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 69,386
- Exercise price
- Footnotes
- F1, F3
LXRX
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- Shares
- -33,457
- Change %
- -100%
- Price
- Shares after
- 0
- Date
- 28 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 33,457
- Exercise price
- Footnotes
- F1, F3
LXRX
transaction
Derivative
Restricted Stock Units
Options Exercise
- Transaction value
- Shares
- -170,163
- Change %
- -33%
- Price
- Shares after
- 340,327
- Date
- 28 Feb 2026
- Ownership
- Direct
- Underlying class
- Common Stock
- Underlying amount
- 170,163
- Exercise price
- Footnotes
- F1, F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Each restricted stock unit represents a contingent right to receive one share of common stock.
Footnote F2
Withholding of a portion of issued shares by the Company in satisfaction of shareholder's tax withholding obligations with respect thereto.
Footnote 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.