TXNM

SEC source: 0002070792-26-000002 · wk-form4_1772666338.xml · derivative · entry 1

Jacobson Monique · CIK 0002070792 · SVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,629

Underlying: Common Stock · 1,629 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F2 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F2 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001637037-26-000002 · wk-form4_1772666256.xml · derivative · entry 1

TARRY JOSEPH DON · CIK 0001637037 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,207

Underlying: Common Stock · 17,194 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F2 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F2 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001624359-26-000002 · wk-form4_1772666214.xml · derivative · entry 1

Iverson Brian · CIK 0001624359 · Gen Couns, SVP Reg-Pub Policy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,741

Underlying: Common Stock · 3,216 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock

F2 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F2 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001801847-26-000002 · wk-form4_1772666155.xml · derivative · entry 1

Monroy Henry E · CIK 0001801847 · SVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,559

Underlying: Common Stock · 2,382 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F2 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F2 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0002004351-26-000002 · wk-form4_1772666097.xml · derivative · entry 1

Bischoff Gerald R · CIK 0002004351 · VP and Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,553

Underlying: Common Stock · 841 shares

Expires not disclosed

F1 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F2 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F2 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001083786-26-000002 · wk-form4_1771364785.xml · derivative · entry 1

COLLAWN PATRICIA K · CIK 0001083786 · Director · EXECUTIVE CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · TXNM Common Stock Fund - TXNM Energy, Inc. Executive Savings Plan II

Disclosed balance after: 97,161

Underlying: Common Stock · 674 shares

Expires not disclosed

F1 · derivative.exercise_price: The security converts to common stock on a one-for-one basis.

F2 · shares: Reflects the amount of phantom stock shares acquired under the TXNM Energy, Inc. Executive Savings Plan II through notational dividend reinvestment on the cash dividend payment date of February 13, 2026.

F3 · derivative.exercise_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

F3 · derivative.expiration_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

SEC source: 0001083786-25-000007 · wk-form4_1766091043.xml · nonDerivative · entry 2

COLLAWN PATRICIA K · CIK 0001083786 · Director · EXECUTIVE CHAIR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 764,514

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001083786-25-000007 · wk-form4_1766091043.xml · nonDerivative · entry 1

COLLAWN PATRICIA K · CIK 0001083786 · Director · EXECUTIVE CHAIR

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 776,877

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 · security: Represents vesting of performance shares earned for the 2023 - 2025 performance period based on preliminary results of achievement of applicable performance measures.

SEC source: 0001637037-25-000005 · wk-form4_1766091506.xml · nonDerivative · entry 2

TARRY JOSEPH DON · CIK 0001637037 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,256

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001637037-25-000005 · wk-form4_1766091506.xml · nonDerivative · entry 1

TARRY JOSEPH DON · CIK 0001637037 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,525

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 · security: Represents vesting of performance shares earned for the 2023 - 2025 performance period based on preliminary results of achievement of applicable performance measures.

SEC source: 0001624359-25-000008 · wk-form4_1766091421.xml · nonDerivative · entry 2

Iverson Brian · CIK 0001624359 · Gen Couns, SVP Reg-Pub Policy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,370

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001624359-25-000008 · wk-form4_1766091421.xml · nonDerivative · entry 1

Iverson Brian · CIK 0001624359 · Gen Couns, SVP Reg-Pub Policy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,080

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 · security: Represents vesting of performance shares earned for the 2023 - 2025 performance period based on preliminary results of achievement of applicable performance measures.

SEC source: 0002070792-25-000002 · wk-form4_1766091335.xml · nonDerivative · entry 2

Jacobson Monique · CIK 0002070792 · SVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 360

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0002070792-25-000002 · wk-form4_1766091335.xml · nonDerivative · entry 1

Jacobson Monique · CIK 0002070792 · SVP, Corporate Services

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 658

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 · security: Represents vesting of performance shares earned for the 2023 - 2025 performance period based on preliminary results of achievement of applicable performance measures.

SEC source: 0001801847-25-000003 · wk-form4_1766091216.xml · nonDerivative · entry 2

Monroy Henry E · CIK 0001801847 · SVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,893

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001801847-25-000003 · wk-form4_1766091216.xml · nonDerivative · entry 1

Monroy Henry E · CIK 0001801847 · SVP and CFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,104

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 · security: Represents vesting of performance shares earned for the 2023 - 2025 performance period based on preliminary results of achievement of applicable performance measures.

SEC source: 0002004351-25-000003 · wk-form4_1766091132.xml · nonDerivative · entry 2

Bischoff Gerald R · CIK 0002004351 · VP and Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,391

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0002004351-25-000003 · wk-form4_1766091132.xml · nonDerivative · entry 1

Bischoff Gerald R · CIK 0002004351 · VP and Corporate Controller

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,680

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 · security: Represents vesting of performance shares earned for the 2023 - 2025 performance period based on preliminary results of achievement of applicable performance measures.

SEC source: 0001637037-25-000003 · wk-form4_1764718241.xml · derivative · entry 3

TARRY JOSEPH DON · CIK 0001637037 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,013

Underlying: Common Stock · 13,234 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the Company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the Company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001637037-25-000003 · wk-form4_1764718241.xml · nonDerivative · entry 2

TARRY JOSEPH DON · CIK 0001637037 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 49,092

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001637037-25-000003 · wk-form4_1764718241.xml · nonDerivative · entry 1

TARRY JOSEPH DON · CIK 0001637037 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,081

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 · security: Represents the portion of previous awards of restricted stock rights that vested effective as of December 1, 2025.

SEC source: 0001083786-25-000005 · wk-form4_1763504139.xml · derivative · entry 1

COLLAWN PATRICIA K · CIK 0001083786 · Director · EXECUTIVE CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · TXNM Common Stock Fund - TXNM Energy, Inc. Executive Savings Plan II

Disclosed balance after: 96,487

Underlying: Common Stock · 672 shares

Expires not disclosed

F1 · derivative.exercise_price: The security converts to common stock on a one-for-one basis.

F2 · shares: Reflects the amount of phantom stock shares acquired under the TXNM Energy, Inc. Executive Savings Plan II through notational dividend reinvestment on the cash dividend payment date of November 14, 2025.

F3 · derivative.exercise_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

F3 · derivative.expiration_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

SEC source: 0001295122-25-000004 · wk-form4_1763491536.xml · nonDerivative · entry 1

BAILEY VICKY A · CIK 0001295122 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trust

Disclosed balance after: 8,725

F1 · price: Price represents a weighted average fill price ranging from $57.73 to $58.73.

F2 · balance_after: Excludes 8,994 shares owned directly by the reporting person.

SEC source: 0001624359-25-000006 · wk-form4_1758227830.xml · derivative · entry 3

Iverson Brian · CIK 0001624359 · Gen Couns, SVP Reg-Pub Policy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,525

Underlying: Common Stock · 4,650 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001624359-25-000006 · wk-form4_1758227830.xml · nonDerivative · entry 2

Iverson Brian · CIK 0001624359 · Gen Couns, SVP Reg-Pub Policy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,736

F2 · security: Represents shares withheld by TXNM Energy, Inc. (the "Company") to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The Company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the Company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001624359-25-000006 · wk-form4_1758227830.xml · nonDerivative · entry 1

Iverson Brian · CIK 0001624359 · Gen Couns, SVP Reg-Pub Policy

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,143

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 · security: Represents the portion of previous awards of restricted stock rights that vested effective as of September 16, 2025.

SEC source: 0001083786-25-000003 · wk-form4_1756151947.xml · derivative · entry 1

COLLAWN PATRICIA K · CIK 0001083786 · Director · EXECUTIVE CHAIR

10b5-1 filing: No plan indicated

Ownership: Indirect · TXNM Common Stock Fund - TXNM Energy, Inc. Executive Savings Plan II

Disclosed balance after: 95,815

Underlying: Common Stock · 657 shares

Expires not disclosed

F1 · derivative.exercise_price: The security converts to common stock on a one-for-one basis.

F2 · shares: Reflects the amount of phantom stock shares acquired under the TXNM Energy, Inc. Executive Savings Plan II through notational dividend reinvestment on the cash dividend payment date of August 22, 2025.

F3 · derivative.exercise_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

F3 · derivative.expiration_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

SEC source: 0001562180-25-004034 · primarydocument.xml · derivative · entry 1

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Indirect · TXNM Common Stock Fund - TXNM Energy, Inc. Executive Savings Plan II

Disclosed balance after: 95,158

Underlying: Common Stock · 716 shares

Expires not disclosed

F1 · derivative.exercise_price: The security converts to common stock on a one-for-one basis.

F2 · shares: Reflects the amount of phantom stock shares acquired under the TXNM Energy, Inc. Executive Savings Plan II through notational dividend reinvestment on the cash dividend payment date of May 16, 2025.

F3 · derivative.exercise_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

F3 · derivative.expiration_date: The phantom stock shares were acquired under the TXNM Energy, Inc. Executive Savings Plan II, and will settle upon the Reporting Person's retirement or other termination of service.

SEC source: 0001562180-25-003895 · primarydocument.xml · nonDerivative · entry 1

Maestas Steven · CIK 0002025676 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,294

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

SEC source: 0001562180-25-003894 · primarydocument.xml · nonDerivative · entry 1

Montoya Lillian J · CIK 0002025287 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,294

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

SEC source: 0001562180-25-003893 · primarydocument.xml · nonDerivative · entry 1

MULLARKEY MAUREEN T · CIK 0001179991 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,789

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

SEC source: 0001562180-25-003892 · primarydocument.xml · nonDerivative · entry 1

HUGHES JAMES ALTON · CIK 0001258525 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,519

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

SEC source: 0001562180-25-003891 · primarydocument.xml · nonDerivative · entry 1

Gutierrez Sidney M. · CIK 0001638692 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,437

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

SEC source: 0001562180-25-003890 · primarydocument.xml · nonDerivative · entry 1

CONLEY E RENAE · CIK 0001125828 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,273

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

SEC source: 0001562180-25-003889 · primarydocument.xml · nonDerivative · entry 1

BAILEY VICKY A · CIK 0001295122 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,994

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

F2 · balance_after: Excludes 10,525 shares previously owned directly by the reporting person that were contributed to the reporting person's trust, the Vicky Bailey Revocable Living Trust (of which she is the sole trustee and sole beneficiary), on January 8, 2024.

SEC source: 0001562180-25-003888 · primarydocument.xml · nonDerivative · entry 1

BECKER NORMAN P. · CIK 0001674431 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,104

F1 · shares: These shares represent restricted stock units granted on May 13, 2025 that will vest on May 13, 2026 and be settled in common stock upon or after vesting (and delivered in accordance with any elections made under the Director Deferred Rights Program), provided that if vesting or any applicable deferred delivery dates occur during a blackout period, the vested shares will be delivered at a later date after such blackout period ends.

SEC source: 0001562180-25-002250 · primarydocument.xml · derivative · entry 9

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,134

Underlying: Common Stock · 5,967 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001562180-25-002250 · primarydocument.xml · derivative · entry 8

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,101

Underlying: Common Stock · 6,019 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001562180-25-002250 · primarydocument.xml · derivative · entry 7

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 57,120

Underlying: Common Stock · 8,575 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001562180-25-002250 · primarydocument.xml · nonDerivative · entry 6

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 749,557

F2 · security: Represents shares withheld by TXNM Energy, Inc. to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001562180-25-002250 · primarydocument.xml · nonDerivative · entry 5

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 752,258

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 · security: Represents the portions of previous awards of restricted stock rights that vested effective as of March 7, 2025.

SEC source: 0001562180-25-002250 · primarydocument.xml · nonDerivative · entry 4

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 746,291

F2 · security: Represents shares withheld by TXNM Energy, Inc. to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001562180-25-002250 · primarydocument.xml · nonDerivative · entry 3

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 749,015

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 · security: Represents the portions of previous awards of restricted stock rights that vested effective as of March 7, 2025.

SEC source: 0001562180-25-002250 · primarydocument.xml · nonDerivative · entry 2

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 742,996

F2 · security: Represents shares withheld by TXNM Energy, Inc. to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001562180-25-002250 · primarydocument.xml · nonDerivative · entry 1

COLLAWN PATRICIA K · CIK 0001083786 · Director · CHAIRMAN AND CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 746,877

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 · security: Represents the portions of previous awards of restricted stock rights that vested effective as of March 7, 2025.

SEC source: 0001562180-25-002253 · primarydocument.xml · derivative · entry 9

TARRY JOSEPH DON · CIK 0001637037 · Director · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,247

Underlying: Common Stock · 795 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001562180-25-002253 · primarydocument.xml · derivative · entry 8

TARRY JOSEPH DON · CIK 0001637037 · Director · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,042

Underlying: Common Stock · 1,701 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001562180-25-002253 · primarydocument.xml · derivative · entry 7

TARRY JOSEPH DON · CIK 0001637037 · Director · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,743

Underlying: Common Stock · 2,422 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.

F3 · derivative.exercise_price: Each restricted stock right represents a contingent right to receive one share of TXNM Energy, Inc. common stock.

F4 · derivative.exercise_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

F4 · derivative.expiration_date: The restricted stock units vest in three equal annual installments. Vested shares will be delivered to the reporting person on the applicable vesting dates (or, if the company is in a blackout period under its insider trading policy on any vesting date, at a later date after such blackout period ends).

SEC source: 0001562180-25-002253 · primarydocument.xml · nonDerivative · entry 6

TARRY JOSEPH DON · CIK 0001637037 · Director · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,847

F2 · security: Represents shares withheld by TXNM Energy, Inc. to satisfy the tax withholding obligations arising in connection with the settlement of equity awards. The company utilizes a modified "share withholding" approach in connection with settling equity awards, in which it (i) withholds (in cash) an amount to satisfy tax withholding obligations and remits such amount to the relevant tax authorities, and (ii) directs a designated broker to purchase on the open market the number of shares of the company's common stock that can be acquired with the after-tax value of equity awards at the prevailing market price. Only these "net shares" are delivered to the recipient of the equity awards.

SEC source: 0001562180-25-002253 · primarydocument.xml · nonDerivative · entry 5

TARRY JOSEPH DON · CIK 0001637037 · Director · President and COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 42,207

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 · security: Represents the portions of previous awards of restricted stock rights that vested effective as of March 7, 2025.