TNDM

SEC source: 0001438133-23-000130 · wf-form4_168549725116547.xml · derivative · entry 5

HANSEN BRIAN B · CIK 0001542377 · EVP & CHIEF COMMERCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,626

Underlying: Common Stock · 406 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.

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan (the 2013 Plan).

F7 · derivative.exercise_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equal quarterly installments thereafter, subject to the terms of the 2013 Plan.

F7 · derivative.expiration_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equal quarterly installments thereafter, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000130 · wf-form4_168549725116547.xml · nonDerivative · entry 2

HANSEN BRIAN B · CIK 0001542377 · EVP & CHIEF COMMERCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,228

F1 · kind: Shares withheld by Tandem Diabetes Care, Inc. (the Company) to satisfy tax withholding requirements on vesting of restricted stock units (RSU). No shares were sold.

SEC source: 0001438133-23-000130 · wf-form4_168549725116547.xml · nonDerivative · entry 1

HANSEN BRIAN B · CIK 0001542377 · EVP & CHIEF COMMERCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,363

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.

SEC source: 0001438133-23-000127 · wf-form4_168549686733614.xml · derivative · entry 5

Morrison Susan · CIK 0001582970 · EVP & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,626

Underlying: Common Stock · 406 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.

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the Tandem Diabetes Care,Inc. 2013 Stock Incentive Plan (the 2013 Plan).

F7 · derivative.exercise_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equalquarterly installments thereafter, subject to the terms of the 2013 Plan.

F7 · derivative.expiration_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equalquarterly installments thereafter, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000127 · wf-form4_168549686733614.xml · nonDerivative · entry 2

Morrison Susan · CIK 0001582970 · EVP & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,248

F1 · kind: Shares withheld by Tandem Diabetes Care, Inc. (the Company) to satisfy tax withholding requirements on vesting of restricted stock units (RSU). No shares were sold.

SEC source: 0001438133-23-000127 · wf-form4_168549686733614.xml · nonDerivative · entry 1

Morrison Susan · CIK 0001582970 · EVP & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,364

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.

SEC source: 0001438133-23-000126 · wf-form4_168549660512659.xml · derivative · entry 6

BERGER DAVID B · CIK 0001422126 · EVP & Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,626

Underlying: Common Stock · 406 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.

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the Tandem Diabetes Care,Inc. 2013 Stock Incentive Plan (the 2013 Plan).

F8 · derivative.exercise_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equal quarterly installments thereafter, subject to the terms of the 2013 Plan.

F8 · derivative.expiration_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equal quarterly installments thereafter, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000126 · wf-form4_168549660512659.xml · nonDerivative · entry 2

BERGER DAVID B · CIK 0001422126 · EVP & Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,977

F1 · kind: Shares withheld by Tandem Diabetes Care, Inc. (the Company) to satisfy tax withholding requirements on vesting of restricted stock units (RSU). No shares were sold.

SEC source: 0001438133-23-000126 · wf-form4_168549660512659.xml · nonDerivative · entry 1

BERGER DAVID B · CIK 0001422126 · EVP & Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,118

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.

SEC source: 0001438133-23-000123 · wf-form4_168549608669152.xml · derivative · entry 5

Sheridan John F · CIK 0001365369 · Director · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,279

Underlying: Common Stock · 820 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.

F6 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan (the 2013 Plan).

F7 · derivative.exercise_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equal quarterly installments thereafter, subject to the terms of the 2013 Plan.

F7 · derivative.expiration_date: RSU vest as to twenty-five percent (25%) of the total number of shares subject to the RSU on the one year anniversary of the grant date, and the remaining shares shall vest in twelve (12) equal quarterly installments thereafter, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000123 · wf-form4_168549608669152.xml · nonDerivative · entry 2

Sheridan John F · CIK 0001365369 · Director · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,444

F1 · kind: Shares withheld by Tandem Diabetes Care, Inc. (the Company) to satisfy tax withholding requirements on vesting of restricted stock units (RSU). No shares were sold.

SEC source: 0001438133-23-000123 · wf-form4_168549608669152.xml · nonDerivative · entry 1

Sheridan John F · CIK 0001365369 · Director · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,728

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.

SEC source: 0001438133-23-000107 · wf-form4_168513180181675.xml · derivative · entry 3

McGroddy-Goetz Kathleen · CIK 0001814371 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,757 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.

F4 · security: Awarded on May 25, 2022 pursuant to the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan, as amended, and the agreements related thereto (the 2013 Plan).

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2013 Plan.

F6 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

F6 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000107 · wf-form4_168513180181675.xml · nonDerivative · entry 1

McGroddy-Goetz Kathleen · CIK 0001814371 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,812

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.

SEC source: 0001438133-23-000112 · wf-form4_168513257286725.xml · derivative · entry 6

Allen Dick · CIK 0001582779 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,757 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.

F7 · security: Awarded on May 25, 2022 pursuant to the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan, as amended, and the agreements related thereto (the 2013 Plan).

F8 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2013 Plan.

F9 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

F9 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000112 · wf-form4_168513257286725.xml · nonDerivative · entry 1

Allen Dick · CIK 0001582779 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,962

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.

SEC source: 0001438133-23-000111 · wf-form4_168513241953641.xml · derivative · entry 4

BLICKENSTAFF KIM D · CIK 0001238913 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,757 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.

F5 · security: Awarded on May 25, 2022 pursuant to the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan, as amended, and the agreements related thereto (the 2013 Plan).

F6 · derivative.exercise_price: RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2013 Plan.

F7 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

F7 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000111 · wf-form4_168513241953641.xml · nonDerivative · entry 1

BLICKENSTAFF KIM D · CIK 0001238913 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,414

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.

SEC source: 0001438133-23-000110 · wf-form4_168513230544010.xml · derivative · entry 3

Sodhi Rajwant · CIK 0001715325 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,757 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.

F4 · security: Awarded on May 25, 2022 pursuant to the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan, as amended, and the agreements related thereto (the 2013 Plan).

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2013 Plan.

F6 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

F6 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000110 · wf-form4_168513230544010.xml · nonDerivative · entry 1

Sodhi Rajwant · CIK 0001715325 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,630

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.

SEC source: 0001438133-23-000109 · wf-form4_168513213829237.xml · derivative · entry 3

ROBERTSON REBECCA B · CIK 0001201585 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,757 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.

F4 · security: Awarded on May 25, 2022 pursuant to the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan, as amended, and the agreements related thereto (the 2013 Plan).

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2013 Plan.

F6 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

F6 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000109 · wf-form4_168513213829237.xml · nonDerivative · entry 1

ROBERTSON REBECCA B · CIK 0001201585 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,962

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.

SEC source: 0001438133-23-000108 · wf-form4_168513194653961.xml · derivative · entry 5

TWOMEY CHRISTOPHER J · CIK 0001238935 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,757 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.

F6 · security: Awarded on May 25, 2022 pursuant to the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan, as amended, and the agreements related thereto (the 2013 Plan).

F7 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2013 Plan.

F8 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

F8 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000108 · wf-form4_168513194653961.xml · nonDerivative · entry 1

TWOMEY CHRISTOPHER J · CIK 0001238935 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,854

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.

SEC source: 0001438133-23-000106 · wf-form4_168513167473647.xml · derivative · entry 3

Howell Peyton R · CIK 0001528056 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,757 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.

F4 · security: Awarded on May 25, 2022 pursuant to the Tandem Diabetes Care, Inc. 2013 Stock Incentive Plan, as amended, and the agreements related thereto (the 2013 Plan).

F5 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2013 Plan.

F6 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

F6 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2013 Plan.

SEC source: 0001438133-23-000106 · wf-form4_168513167473647.xml · nonDerivative · entry 1

Howell Peyton R · CIK 0001528056 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,307

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.

SEC source: 0001438133-23-000125 · wf-form4_168549631059036.xml · derivative · entry 3

Leal James · CIK 0001866570 · Chief Manufacturing Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,245

Underlying: Common Stock · 17,245 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F3 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F4 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F4 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000129 · wf-form4_168549717842166.xml · derivative · entry 4

Gasser Elizabeth Anne · CIK 0001866283 · EVP, Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,883

Underlying: Common Stock · 8,883 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F5 · derivative.exercise_price: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.exercise_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.expiration_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

SEC source: 0001438133-23-000129 · wf-form4_168549717842166.xml · derivative · entry 3

Gasser Elizabeth Anne · CIK 0001866283 · EVP, Chief Strategy Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,037

Underlying: Common Stock · 18,037 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F3 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F4 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F4 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000124 · wf-form4_168549620237948.xml · derivative · entry 5

Vosseller Leigh · CIK 0001726322 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,883

Underlying: Common Stock · 8,883 shares

Expires not disclosed

F3 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F6 · derivative.exercise_price: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F6 · derivative.exercise_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F6 · derivative.expiration_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

SEC source: 0001438133-23-000124 · wf-form4_168549620237948.xml · derivative · entry 4

Vosseller Leigh · CIK 0001726322 · EVP & CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,037

Underlying: Common Stock · 18,037 shares

Expires not disclosed

F3 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F4 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F5 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F5 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000131 · wf-form4_168549730201786.xml · derivative · entry 2

Hansen Shannon Marie · CIK 0001908267 · SVP & General Counsel

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,245

Underlying: Common Stock · 17,245 shares

Expires not disclosed

F1 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F3 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000130 · wf-form4_168549725116547.xml · derivative · entry 4

HANSEN BRIAN B · CIK 0001542377 · EVP & CHIEF COMMERCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,883

Underlying: Common Stock · 8,883 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F5 · derivative.exercise_price: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.exercise_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.expiration_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

SEC source: 0001438133-23-000130 · wf-form4_168549725116547.xml · derivative · entry 3

HANSEN BRIAN B · CIK 0001542377 · EVP & CHIEF COMMERCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,037

Underlying: Common Stock · 18,037 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F3 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F4 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F4 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000128 · wf-form4_168549707135582.xml · derivative · entry 2

Carpenter Rick · CIK 0001513889 · Chief Technical Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,245

Underlying: Common Stock · 17,245 shares

Expires not disclosed

F1 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F3 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000127 · wf-form4_168549686733614.xml · derivative · entry 4

Morrison Susan · CIK 0001582970 · EVP & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,883

Underlying: Common Stock · 8,883 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F5 · derivative.exercise_price: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.exercise_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.expiration_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

SEC source: 0001438133-23-000127 · wf-form4_168549686733614.xml · derivative · entry 3

Morrison Susan · CIK 0001582970 · EVP & Chief Admin. Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,037

Underlying: Common Stock · 18,037 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F3 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F4 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F4 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000126 · wf-form4_168549660512659.xml · derivative · entry 5

BERGER DAVID B · CIK 0001422126 · EVP & Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,883

Underlying: Common Stock · 8,883 shares

Expires not disclosed

F3 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F6 · derivative.exercise_price: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F6 · derivative.exercise_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F6 · derivative.expiration_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

SEC source: 0001438133-23-000126 · wf-form4_168549660512659.xml · derivative · entry 4

BERGER DAVID B · CIK 0001422126 · EVP & Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,037

Underlying: Common Stock · 18,037 shares

Expires not disclosed

F3 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F4 · derivative.exercise_price: Each RSU represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F5 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F5 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000123 · wf-form4_168549608669152.xml · derivative · entry 4

Sheridan John F · CIK 0001365369 · Director · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,659

Underlying: Common Stock · 65,659 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F5 · derivative.exercise_price: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.exercise_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

F5 · derivative.expiration_date: Each performance stock unit (PSU) represents a contingent right to receive one share of Tandem Diabetes Care, Inc. (the Company) common stock based upon the achievement of certain pre-defined performance metrics as of December 31, 2025 (the Measurement Date). The number of shares issued may range from 0% to 200% of the amount specified above, based upon (i) Company's actual performance relative to the pre-defined performance metrics, and (ii) subject to the awardee's continuing service through the Measurement Date. If minimum performance metrics are not met, no PSU's will vest.

SEC source: 0001438133-23-000123 · wf-form4_168549608669152.xml · derivative · entry 3

Sheridan John F · CIK 0001365369 · Director · PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,659

Underlying: Common Stock · 65,659 shares

Expires not disclosed

F2 · security: Awarded on May 25, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F3 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F4 · derivative.exercise_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

F4 · derivative.expiration_date: RSU vest as to thiry-three percent (33%) of the total number of shares subject to the RSU on 5/15/2024, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter.

SEC source: 0001438133-23-000107 · wf-form4_168513180181675.xml · derivative · entry 2

McGroddy-Goetz Kathleen · CIK 0001814371 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,434

Underlying: Common Stock · 4,434 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 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F3 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000112 · wf-form4_168513257286725.xml · derivative · entry 5

Allen Dick · CIK 0001582779 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,434

Underlying: Common Stock · 4,434 shares

Expires not disclosed

F4 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F5 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F6 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F6 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000111 · wf-form4_168513241953641.xml · derivative · entry 3

BLICKENSTAFF KIM D · CIK 0001238913 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,434

Underlying: Common Stock · 4,434 shares

Expires not disclosed

F2 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F3 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F4 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F4 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000110 · wf-form4_168513230544010.xml · derivative · entry 2

Sodhi Rajwant · CIK 0001715325 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,434

Underlying: Common Stock · 4,434 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 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F3 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000109 · wf-form4_168513213829237.xml · derivative · entry 2

ROBERTSON REBECCA B · CIK 0001201585 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,434

Underlying: Common Stock · 4,434 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 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F3 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000108 · wf-form4_168513194653961.xml · derivative · entry 4

TWOMEY CHRISTOPHER J · CIK 0001238935 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,434

Underlying: Common Stock · 4,434 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 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F4 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F5 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F5 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000106 · wf-form4_168513167473647.xml · derivative · entry 2

Howell Peyton R · CIK 0001528056 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,434

Underlying: Common Stock · 4,434 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 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F3 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000105 · wf-form4_168513156337246.xml · derivative · entry 1

Cha Myoungil · CIK 0001934068 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,065

Underlying: Common Stock · 4,065 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 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F3 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

SEC source: 0001438133-23-000104 · wf-form4_168513134262033.xml · derivative · entry 1

Malagueira Joao Paulo Falcao · CIK 0001937552 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,065

Underlying: Common Stock · 4,065 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 · security: Awarded on May 24, 2023 pursuant to the Tandem Diabetes Care, Inc. 2023 Long-Term Incentive Plan (the 2023 Plan).

F2 · derivative.exercise_price: Each restricted stock unit (RSU) represents a contingent right to receive either one share of common stock of the Issuer or cash in lieu thereof, at the Issuer's discretion, in accordance with the terms of the 2023 Plan.

F3 · derivative.exercise_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.

F3 · derivative.expiration_date: RSU will vest on the one-year anniversary of the grant date, subject to the terms of the 2023 Plan.