STOCK TITAN

[Form 4] LEXICON PHARMACEUTICALS, INC. Insider Trading Activity

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

LEXICON PHARMACEUTICALS director Christopher J. Sobecki exercised restricted stock units into common shares. He converted 89,312 restricted stock units into 89,312 shares of common stock, consistent with each unit representing one share. Following this stock-based compensation event, he directly holds 293,177 shares of common stock.

Positive

  • None.

Negative

  • None.
Insider SOBECKI CHRISTOPHER J
Role null
Type Security Shares Price Value
Exercise Restricted Stock Units 89,312 $0.00 --
Exercise Common Stock 89,312 $0.00 --
Holdings After Transaction: Restricted Stock Units — 0 shares (Direct, null); Common Stock — 293,177 shares (Direct, null)
Footnotes (1)
  1. Restricted stock unit vests with respect to 100% of the shares subject to the restricted stock unit on the first anniversary of the grant date. Each restricted stock unit represents a contingent right to receive one share of common stock.
RSUs exercised 89,312 units Restricted Stock Units converted to common stock
Common shares acquired 89,312 shares Common Stock received from RSU conversion
Shares owned after transaction 293,177 shares Director’s direct common stock holdings post-Form 4
Transaction code M Exercise or conversion of derivative security
Transaction date 2026-06-03 Date of RSU exercise/conversion
Exercise price per RSU $0.0000 per unit Conversion price for restricted stock units
Restricted Stock Units financial
"Restricted Stock Units, transaction_shares 89312.0000, underlying common stock"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
derivative security financial
"transaction_code_description: Exercise or conversion of derivative security"
A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.
contingent right financial
"Each restricted stock unit represents a contingent right to receive one share of common stock."
vests with respect to 100% financial
"Restricted stock unit vests with respect to 100% of the shares on first anniversary."
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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
SOBECKI CHRISTOPHER J

(Last)(First)(Middle)
2445 TECHNOLOGY FOREST BLVD.
11TH FLOOR

(Street)
THE WOODLANDS TEXAS 77381

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
LEXICON PHARMACEUTICALS, INC. [ LXRX ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/03/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock06/03/2026M89,312A$0293,177D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Restricted Stock Units$006/03/2026M89,312 (1) (2)Common Stock89,312$00D
Explanation of Responses:
1. Restricted stock unit vests with respect to 100% of the shares subject to the restricted stock unit on the first anniversary of the grant date.
2. Each restricted stock unit represents a contingent right to receive one share of common stock.
/s/ Christopher J. Sobecki06/04/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)