MAIA

SEC source: 0001127602-25-008317 · form4a.xml · derivative · entry 2

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,333

Underlying: Common Stock · 73,333 shares

Expires 2031-02-25

F2 · security: This Form 4/A is being filed to correct the "Date Exercisable" and "Expiration Date" in Section 6 of Table II reported in the original Form 4 filed on February 25, 2025 as well as to correct the date of the Securities Purchase Agreement orginally referenced in the footnote 1 and 2 to "February 24, 2025".

F3 · shares: These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options issued under the Issuer's 2021 Equity Incentive Plan on February 24, 2025. The options are exercisable beginning on the one-year anniversary of the issuance date and expire 6-years after the initial issuance date.

SEC source: 0001127602-25-008317 · form4a.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 534,885.04

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plna on February 24, 2025.

SEC source: 0001127602-25-008322 · form4a.xml · derivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 50,000

Underlying: Common Stock · 50,000 shares

Expires 2031-02-24

F3 · security: This Form 4/A is being filed to correct the "Date Exercisable" and "Expiration Date" in Section 6 of Table II reported in the original Form 4 filed on February 25, 2025 as well as to correct the date of the Securities Purchase Agreement orginally referenced in the footnote 1 and 3 to "February 24, 2025".

F4 · shares: These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options under the Issuer's 2021 Equity Incentive Plan on February 24, 2025. The options are exercisable beginning on the one-year anniversary of the issuance date and expire 6-years after the inital issuance date.

F5 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-25-008322 · form4a.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 1,180,060

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on February 24, 2025.

F2 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-25-004350 · form4.xml · derivative · entry 1

Gryaznov Sergei · CIK 0001913228 · Chief Scientific Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 200,000

Underlying: Common Stock · 200,000 shares

Expires 2035-02-10

F1 · derivative.exercise_date: The stock options, granted on February 10, 2025 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest on a 4-year vesting schedule, with 25% of the options to vest on the first anniversary of the date of the grant and the remaining options to vest ratably monthly thereafter for 36 months.

SEC source: 0001127602-25-004348 · form4.xml · derivative · entry 1

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 400,000

Underlying: Common Stock · 400,000 shares

Expires 2035-02-10

F1 · derivative.exercise_date: The stock options, granted on February 10, 2025 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest on a 4-year vesting schedule, with 25% of the options to vest on the first anniversary of the date of the grant and the remaining options to vest ratably monthly thereafter for 36 months.

SEC source: 0001127602-25-004347 · form4.xml · derivative · entry 1

Himmelreich Jeffrey C · CIK 0002001189 · Head of Finance

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,000

Underlying: Common Stock · 10,000 shares

Expires 2035-02-10

F1 · derivative.exercise_date: The stock options, granted on February 10, 2025 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest on a 4-year vesting schedule, with 25% of the options to vest on the first anniversary of the date of the grant and the remaining options to vest ratably monthly thereafter for 36 months.

SEC source: 0001127602-25-000411 · form4.xml · derivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,225

Underlying: Common Stock · 10,225 shares

Expires 2034-12-31

F1 · derivative.exercise_date: The stock options, granted on December 31, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-25-000406 · form4.xml · derivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,225

Underlying: Common Stock · 10,225 shares

Expires 2034-12-31

F1 · derivative.exercise_date: The stock options, granted on December 31, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-25-000396 · form4.xml · derivative · entry 1

Louie Ngar Yee · CIK 0001913264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,338

Underlying: Common Stock · 15,338 shares

Expires 2034-12-31

F1 · derivative.exercise_date: The stock options, granted on December 31, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-25-000391 · form4.xml · derivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 12,782

Underlying: Common Stock · 12,782 shares

Expires 2034-12-31

F1 · derivative.exercise_date: The stock options, granted on December 31, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

F2 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-25-000383 · form4.xml · derivative · entry 1

CHAOUKI STEVEN M · CIK 0001776865 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,225

Underlying: Common Stock · 10,225 shares

Expires 2034-12-31

F1 · derivative.exercise_date: The stock options, granted on December 31, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-25-000375 · form4.xml · derivative · entry 1

Theagene Jean-Manasse · CIK 0001969857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,225

Underlying: Common Stock · 10,225 shares

Expires 2034-12-31

F1 · derivative.exercise_date: The stock options, granted on December 31, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-24-029383 · form4.xml · derivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2030-06-13

F3 · derivative.exercise_date: These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options issued under the Issuer's 2021 Equity Incentive Plan on December 13, 2024. The options are exercisable beginning on the six month anniversary of the issuance date and expire 5-years after the initial exercise date.

F4 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-24-029383 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 1,130,060

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on December 13, 2024.

F2 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-24-029380 · form4.xml · derivative · entry 2

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 53,418

Underlying: Common Stock · 53,418 shares

Expires 2030-06-13

F2 · derivative.exercise_date: These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options issued under the Issuer's 2021 Equity Incentive Plan on December 13, 2024. The options are exercisable beginning on the six month anniversary of the issuance date and expire 5-years after the initial exercise date.

SEC source: 0001127602-24-029380 · form4.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 514,970

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on December 13, 2024.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 12

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 41,253

Underlying: Common Stock · 41,253 shares

Expires 2033-05-31

F11 · kind: This transaction involves the reporting person's gift of 41,253 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on May 31, 2023) under the Company's 2021 Stock Option Plan to the Lidia Maria Vitoc 2024 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child. The reporting person disclaims beneficial ownership of these securities held by his daughter.

F12 · ownership.nature: These securities are held by Lidia Maria Vitoc 2024 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child. The reporting person disclaims beneficial ownership of these securities held by his daughter.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 11

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 41,253 shares

Expires 2033-05-30

F11 · kind: This transaction involves the reporting person's gift of 41,253 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on May 31, 2023) under the Company's 2021 Stock Option Plan to the Lidia Maria Vitoc 2024 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child. The reporting person disclaims beneficial ownership of these securities held by his daughter.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 10

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 41,253

Underlying: Common Stock · 41,253 shares

Expires 2033-05-31

F9 · kind: This transaction involves the reporting person's gift of 41,253 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on May 31, 2023) under the Company's 2021 Stock Option Plan to the Maia Laetitia Cristian Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

F10 · ownership.nature: These securities are held by Maia Laetitia Cristian Vitoc 2022 MAIA Irrevocable Trust for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 9

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 41,253

Underlying: Common Stock · 41,253 shares

Expires 2033-05-30

F9 · kind: This transaction involves the reporting person's gift of 41,253 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on May 31, 2023) under the Company's 2021 Stock Option Plan to the Maia Laetitia Cristian Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 8

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 41,254

Underlying: Common Stock · 41,254 shares

Expires 2033-05-30

F7 · kind: This transaction involves the reporting person's gift of 41,254 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on May 31, 2023) under the Company's 2021 Stock Option Plan) to the Leia Violeta Ioana Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

F8 · ownership.nature: These securities are held by Leia Violeta Ioana Vitoc 2022 MAIA Irrevocable Trust for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 7

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,506

Underlying: Common Stock · 41,254 shares

Expires 2033-05-30

F7 · kind: This transaction involves the reporting person's gift of 41,254 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on May 31, 2023) under the Company's 2021 Stock Option Plan) to the Leia Violeta Ioana Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 6

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 19,982

Underlying: Common Stock · 19,982 shares

Expires 2030-04-01

F5 · kind: This transaction involves the reporting person's gift of 19,982 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on April 30, 2020) under the Company's 2018 Stock Option Plan to the Maia Laetitia Cristian Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

F6 · ownership.nature: These securities are held by Maia Laetitia Cristian Vitoc 2022 MAIA Irrevocable Trust for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 5

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 109,555

Underlying: Common Stock · 19,982 shares

Expires 2030-04-01

F5 · kind: This transaction involves the reporting person's gift of 19,982 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on April 30, 2020) under the Company's 2018 Stock Option Plan to the Maia Laetitia Cristian Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 4

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 19,982

Underlying: Common Stock · 19,982 shares

Expires 2030-04-01

F3 · kind: This transaction involves the reporting person's gift of 19,982 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on April 30, 2020) under the Company's 2018 Stock Option Plan to the Lidia Maria Vitoc 2024 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child. The reporting person disclaims beneficial ownership of these securities held by his daughter.

F4 · ownership.nature: These securities are held by Lidia Maria Vitoc 2024 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child. The reporting person disclaims beneficial ownership of these securities held by his daughter.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 3

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 129,537

Underlying: Common Stock · 19,982 shares

Expires 2030-04-01

F3 · kind: This transaction involves the reporting person's gift of 19,982 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on April 30, 2020) under the Company's 2018 Stock Option Plan to the Lidia Maria Vitoc 2024 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child. The reporting person disclaims beneficial ownership of these securities held by his daughter.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 2

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 19,981

Underlying: Common Stock · 19,981 shares

Expires 2030-04-01

F1 · kind: This transaction involves the reporting person's gift of 19,981 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on April 30, 2020) under the Company's 2018 Stock Option Plan to the Leia Violeta Ioana Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: These securities are held by Leia Violeta Ioana Vitoc 2022 MAIA Irrevocable Trust for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026731 · form4.xml · derivative · entry 1

Vitoc Vlad · CIK 0001913257 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 149,519

Underlying: Common Stock · 19,981 shares

Expires 2030-04-01

F1 · kind: This transaction involves the reporting person's gift of 19,981 shares of MAIA Biotechnology, Inc.'s (the "Company") common stock held in options granted (which options fully vested on April 30, 2020) under the Company's 2018 Stock Option Plan to the Leia Violeta Ioana Vitoc 2022 MAIA Irrevocable Trust, for the benefit of Mr. Vitoc's child, for which Mr. Vitoc's spouse serves as the trustee. The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein.

SEC source: 0001127602-24-026386 · form4.xml · derivative · entry 2

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,133

Underlying: Common Stock · 22,133 shares

Expires 2030-05-01

F2 · derivative.exercise_date: These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024. The options are exercisable beginning on the six month anniversary of the issuance date and expire 5-years after the initial exercise date.

SEC source: 0001127602-24-026386 · form4.xml · nonDerivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 389,483

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024.

SEC source: 0001127602-24-026383 · form4.xml · derivative · entry 2

CHAOUKI STEVEN M · CIK 0001776865 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,133

Underlying: Common Stock · 22,133 shares

Expires 2030-05-01

F2 · derivative.exercise_date: These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024. The options are exercisable beginning on the six month anniversary of the issuance date and expire 5-years after the initial exercise date.

SEC source: 0001127602-24-026383 · form4.xml · nonDerivative · entry 1

CHAOUKI STEVEN M · CIK 0001776865 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 111,024

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024.

SEC source: 0001127602-24-026380 · form4.xml · derivative · entry 2

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 88,534

Underlying: Common Stock · 88,534 shares

Expires 2030-05-01

F2 · derivative.exercise_date: These warrants were purchased pursuant to a Securities Purchase Agreement dated and were deemed options issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024. The options are exercisable beginning on the six month anniversary of the issuance date and expire 5-years after the initial exercise date.

SEC source: 0001127602-24-026380 · form4.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 408,134.04

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024.

SEC source: 0001127602-24-026376 · form4.xml · derivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2030-05-01

F3 · derivative.exercise_date: These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024. The options are exercisable beginning on the six month anniversary of the issuance date and expire 5-years after the initial exercise date.

F4 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-24-026376 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 957,568

F1 · shares: The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on November 1, 2024.

F2 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-24-024955 · form4.xml · derivative · entry 1

CHAOUKI STEVEN M · CIK 0001776865 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,232

Underlying: Common Stock · 7,232 shares

Expires 2034-09-30

F1 · derivative.exercise_date: The stock options, granted on September 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of thate date.

SEC source: 0001127602-24-024953 · form4.xml · derivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 9,040

Underlying: Common Stock · 9,040 shares

Expires 2034-09-30

F1 · derivative.exercise_date: The stock options, granted on September 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of thate date.

F2 · ownership.nature: These securities are benefically owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-24-024949 · form4.xml · derivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,232

Underlying: Common Stock · 7,232 shares

Expires 2034-09-30

F1 · derivative.exercise_date: The stock options, granted on September 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of thate date.

SEC source: 0001127602-24-024944 · form4.xml · derivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,232

Underlying: Common Stock · 7,232 shares

Expires 2034-09-30

F1 · derivative.exercise_date: The stock options, granted on September 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of thate date.

SEC source: 0001127602-24-024938 · form4.xml · derivative · entry 1

Louie Ngar Yee · CIK 0001913264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,848

Underlying: Common Stock · 10,848 shares

Expires 2034-09-30

F1 · derivative.exercise_date: The stock options, granted on September 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of thate date.

SEC source: 0001127602-24-024933 · form4.xml · derivative · entry 1

Theagene Jean-Manasse · CIK 0001969857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,232

Underlying: Common Stock · 7,232 shares

Expires 2034-09-30

F1 · derivative.exercise_date: The stock options, granted on September 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of thate date.

SEC source: 0001127602-24-019872 · form4.xml · derivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 7,160

Underlying: Common Stock · 7,160 shares

Expires 2034-06-30

F1 · derivative.exercise_date: The stock options, granted on June 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

F2 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-24-019865 · form4.xml · derivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,728

Underlying: Common Stock · 5,728 shares

Expires 2034-06-30

F1 · derivative.exercise_date: The stock options, granted on June 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-24-019857 · form4.xml · derivative · entry 1

CHAOUKI STEVEN M · CIK 0001776865 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,728

Underlying: Common Stock · 5,728 shares

Expires 2034-06-30

F1 · derivative.exercise_date: The stock options, granted on June 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-24-019848 · form4.xml · derivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,728

Underlying: Common Stock · 5,728 shares

Expires 2034-06-30

F1 · derivative.exercise_date: The stock options, granted on June 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-24-019841 · form4.xml · derivative · entry 1

Louie Ngar Yee · CIK 0001913264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,592

Underlying: Common Stock · 8,592 shares

Expires 2034-06-30

F1 · derivative.exercise_date: The stock options, granted on June 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001127602-24-019835 · form4.xml · derivative · entry 1

Theagene Jean-Manasse · CIK 0001969857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,728

Underlying: Common Stock · 5,728 shares

Expires 2034-06-30

F1 · derivative.exercise_date: The stock options, granted on June 30, 2024 pursuant to MAIA Biotechnology, Inc.'s 2021 Equity Incentive Plan, representing the right to buy shares of common stock, vest 100% on the date of the grant and are exercisable beginning as of that date.

SEC source: 0001878313-26-000021 · form4.xml · nonDerivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 1,444,178

F2 · shares: These securities were beneficially owned by Mr. Smith through the Stan V Smith CUST Gage Quentin Smith IL UNIF TRNS MIN Act account. On May 1, 2024, the shares were transferred to The Stan V. Smith Trust Dated 1993.

F1 · ownership.nature: These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.