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Exton Michael

Disclosed activity across 1 company

Tapewire entity
63540
SEC CIK
0002029249

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
LEXICON PHARMACEUTICALS, INC.LXRX · Entity 4970Director · Chief Executive OfficerFebruary 28, 2026March 03, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

LEXICON PHARMACEUTICALS, INC.

Report date February 28, 2026 · Filed March 03, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect298,432 Ending reported balance After 2026-02-28 transaction · row 2
2 source rows · reconciled sequence

Row 1 · 2026-02-28 · Exercise / conversion · Acquired 503,263 · Balance 503,263

F1: Each restricted stock unit represents a contingent right to receive one share of common stock.

Row 2 · 2026-02-28 · Tax withholding · Disposed 204,831 · Balance 298,432

F2: Withholding of a portion of issued shares by the Company in satisfaction of shareholder's tax withholding obligations with respect thereto.

Restricted Stock UnitsSEC Table II · derivative / convertible securityDirect1,006,527 Reported balance After 2026-02-28 transaction · row 3 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 3 · 2026-02-28 · Exercise / conversion · Disposed 503,263 · Balance 1,006,527

F1: Each restricted stock unit represents a contingent right to receive one share of common stock.

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.

Filing footnotes · ownership attribution and instrument terms

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.

Transaction history

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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 dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
February 28, 2026 Filed Mar 3, 2026 12:15 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 Exercise / conversionRestricted Stock Units · Derivative 503,263 Not disclosed Not disclosed
Disclosure

SEC source: 0001062822-26-000034 · form4.xml · derivative · entry 3

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,006,527

Underlying: Common Stock · 503,263 shares

Expires not disclosed

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_price: Each restricted stock unit represents a contingent right to receive one share of common stock.

F1 · price: Each restricted stock unit represents a contingent right to receive one share of common stock.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

Read SEC document
February 28, 2026 Filed Mar 3, 2026 12:15 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 Tax withholdingCommon Stock 204,831 $1.47 $301,101.57
Disclosure

SEC source: 0001062822-26-000034 · form4.xml · nonDerivative · entry 2

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 298,432

F2 · kind: Withholding of a portion of issued shares by the Company in satisfaction of shareholder's tax withholding obligations with respect thereto.

Read SEC document
February 28, 2026 Filed Mar 3, 2026 12:15 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 Exercise / conversionCommon Stock 503,263 Not disclosed Not disclosed
Disclosure

SEC source: 0001062822-26-000034 · form4.xml · nonDerivative · entry 1

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 503,263

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 · price: Each restricted stock unit represents a contingent right to receive one share of common stock.

Read SEC document
February 12, 2026 Filed Feb 17, 2026 21:05 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 GrantStock Option (Right to Buy) · Derivative 1,293,670 $0.00 Strike: $1.37 $0.00
Disclosure

SEC source: 0001062822-26-000019 · form4.xml · derivative · entry 2

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,293,670

Underlying: Common Stock · 1,293,670 shares

Expires 2036-02-12

F3 · derivative.exercise_date: Option vests with respect to 25% of the shares subject to the option on the first anniversary of grant, and vests 1/48th per month for each month of service thereafter.

Read SEC document
February 12, 2026 Filed Feb 17, 2026 21:05 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 GrantRestricted Stock Units · Derivative 862,440 $0.00 $0.00
Disclosure

SEC source: 0001062822-26-000019 · form4.xml · derivative · entry 1

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 862,440

Underlying: Common Stock · 862,440 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of common stock.

F2 · derivative.exercise_date: 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.

F2 · derivative.expiration_date: 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.

Read SEC document
February 13, 2025 Filed Feb 18, 2025 21:16 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 GrantRestricted Stock Units · Derivative 1,509,790 $0.00 $0.00
Disclosure

SEC source: 0001127602-25-005209 · form4.xml · derivative · entry 2

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,509,790

Underlying: Common Stock · 1,509,790 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of common stock.

F3 · derivative.exercise_date: 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.

F3 · derivative.expiration_date: 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.

Read SEC document
February 13, 2025 Filed Feb 18, 2025 21:16 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 GrantStock Option (Right to Buy) · Derivative 2,264,690 $0.00 Strike: $0.70 $0.00
Disclosure

SEC source: 0001127602-25-005209 · form4.xml · derivative · entry 1

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,264,690

Underlying: Common Stock · 2,264,690 shares

Expires 2035-02-13

F1 · derivative.exercise_date: Option vests with respect to 25% of the shares subject to the option on the first anniversary of grant, and vests 1/48th per month for each month of service thereafter.

Read SEC document
July 08, 2024 Filed Jul 8, 2024 21:27 UTC LEXICON PHARMACEUTICALS, INC. LXRX · Entity 4970 GrantStock Option (Right to Buy) · Derivative 1,675,000 $0.00 Strike: $1.67 $0.00
Disclosure

SEC source: 0001127602-24-020202 · form4.xml · derivative · entry 1

Exton Michael · CIK 0002029249 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,675,000

Underlying: Common Stock · 1,675,000 shares

Expires 2034-07-08

F1 · derivative.exercise_date: Option vests with respect to 25% of the shares subject to the option on the first anniversary of grant, and vests 1/48th per month for each month of service thereafter.

Read SEC document

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