MAIA

SEC source: 0001127602-23-013819 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 809,121

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $2.49 to $2.50, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-013714 · form4.xml · nonDerivative · entry 1

MCGUIRE JOSEPH F · CIK 0001243988 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,400

F1 · kind: These shares were purchased by the reporting person in the issuer's follow-on offering, which closed on April 27, 2023.

SEC source: 0001127602-23-013712 · form4.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 311,472.04

F1 · kind: These shares were purchased by the reporting person in the issuer's follow-on offering, which closed on April 27, 2023.

SEC source: 0001127602-23-013710 · form4.xml · nonDerivative · entry 1

Louie Ngar Yee · CIK 0001913264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 976,584

F1 · kind: These shares were purchased by the reporting person in the issuer's follow-on offering, which closed on April 27, 2023.

SEC source: 0001127602-23-013708 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 686,628

F1 · kind: These shares were purchased by the reporting person in the issuer's follow-on offering, which closed on April 27, 2023.

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

SEC source: 0001127602-23-013327 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: Plan reported

Ownership: Indirect · See Footnote

Disclosed balance after: 553,328

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.50 to $3.95, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-23-013177 · form4.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 302,972.04

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Guerrrero that is intended to comply with the Rule 10b5-1(c) promulgated under the Securites Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.01 to $4.25, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-013028 · form4.xml · nonDerivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 295,068

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Luput that is intended to comply with the Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.60 to $3.85, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-012944 · form4.xml · nonDerivative · entry 2

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 293,492

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of Mr. Luput that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.55 to $3.65, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-012944 · form4.xml · nonDerivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 292,690

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of Mr. Luput that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.57 to $3.70, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-012463 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 805,121

F2 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F4 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.53 to $3.60, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-012463 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 804,196

F2 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.45 to $3.60, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-011737 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 802,821

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.44 to $3.48, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-012021 · form4.xml · derivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · see footnote

Disclosed balance after: 7,094

Underlying: Common Stock · 7,094 shares

Expires 2033-03-31

F1 · derivative.exercise_date: The stock options, granted on March 31, 2023 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: 0001127602-23-012019 · form4.xml · derivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,675

Underlying: Common Stock · 5,675 shares

Expires 2033-03-31

F1 · derivative.exercise_date: The stock options, granted on March 31, 2023 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: 0001127602-23-012017 · form4.xml · derivative · entry 1

CHAOUKI STEVEN M · CIK 0001776865 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,675

Underlying: Common Stock · 5,675 shares

Expires 2033-03-31

F1 · derivative.exercise_date: The stock options, granted on March 31, 2023 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: 0001127602-23-012015 · form4.xml · derivative · entry 1

Louie Ngar Yee · CIK 0001913264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,513

Underlying: Common Stock · 8,513 shares

Expires 2033-03-31

F1 · derivative.exercise_date: The stock options, granted on March 31, 2023 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: 0001127602-23-012011 · form4.xml · derivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,675

Underlying: Common Stock · 5,675 shares

Expires 2033-03-31

F1 · derivative.exercise_date: The stock options, granted on March 31, 2023 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: 0001127602-23-012013 · form4.xml · derivative · entry 1

Theagene Jean-Manasse · CIK 0001969857 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 945

Underlying: Common Stock · 945 shares

Expires 2033-03-31

F1 · derivative.exercise_date: The stock options, granted on March 31, 2023 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: 0001127602-23-011737 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 801,326

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.41 to $3.43, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-011434 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 543,328

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.26 to $3.60, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-23-011265 · form4.xml · nonDerivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 542,390

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.11 to $3.51, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-23-011265 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 540,528

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.07 to $3.39, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-23-010968 · form4.xml · nonDerivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 539,070

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.10 to $3.57 inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-010968 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 536,334

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.18 to $3.345 inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-010853 · form4.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 301,709.04

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Guerrrero that is intended to comply with the Rule 10b5-1(c) promulgated under the Securites Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.55 to $3.70, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009989 · form4.xml · nonDerivative · entry 2

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 292,068

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Luput that is intended to comply with the Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.90 to $4.145, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009813 · form4.xml · nonDerivative · entry 2

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 300,376.04

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Guerrrero that is intended to comply with the Rule 10b5-1(c) promulgated under the Securites Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.935 to $4.00, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009989 · form4.xml · nonDerivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 289,068

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Luput that is intended to comply with the Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.985 to $4.00, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009696 · form4.xml · nonDerivative · entry 2

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 283,686

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Luput that is intended to comply with the Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.94 to $4.00, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009813 · form4.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 299,933.04

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Guerrrero that is intended to comply with the Rule 10b5-1(c) promulgated under the Securites Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.87 to $4.00, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009811 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 533,328

F1 · shares: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F2 · shares: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $3.87 to $4.165, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-23-009534 · form4.xml · nonDerivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 529,746

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.06 to $4.25 inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009532 · form4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 801,121

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.20 to $4.22, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009777 · form4.xml · derivative · entry 1

MCGUIRE JOSEPH F · CIK 0001243988 · Chief Financial Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2033-03-08

F1 · derivative.exercise_date: The stock options, granted on March 8, 2023 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 grant and the remaining options to vest ratably monthly thereafter for 36 months.

SEC source: 0001127602-23-009775 · form4.xml · derivative · entry 1

Gryaznov Sergei · CIK 0001913228 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2033-03-08

F1 · derivative.exercise_date: The stock options, granted on March 8, 2023 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 grant and the remaining options to vest ratably monthly thereafter for 36 months.

SEC source: 0001127602-23-009770 · form4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 200,000

Underlying: Common Stock · 200,000 shares

Expires 2033-03-08

F1 · derivative.exercise_date: The stock options, granted on March 8, 2023 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 grant and the remaining options to vest ratably monthly thereafter for 36 months.

SEC source: 0001127602-23-009773 · form4.xml · derivative · entry 1

Obrocea Mihail · CIK 0001913265 · Chief Medical Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 100,000

Underlying: Common Stock · 100,000 shares

Expires 2033-03-08

F1 · derivative.exercise_date: The stock options, granted on March 8, 2023 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 grant and the remaining options to vest ratably monthly thereafter for 36 months.

SEC source: 0001127602-23-009696 · form4.xml · nonDerivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 281,572

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Luput that is intended to comply with the Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.21 to $4.24, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009395 · form4.xml · nonDerivative · entry 2

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 280,945

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Luput that is intended to comply with the Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.20 to $4.25, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009394 · form4.xml · nonDerivative · entry 2

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 298,876.04

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Guerrrero that is intended to comply with the Rule 10b5-1(c) promulgated under the Securites Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.22 to $4.25, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009392 · form4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 799,540

F2 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F4 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.21 to $4.25, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009534 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 526,670

F1 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.20 to $4.25 inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009205 · form4.xml · nonDerivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 524,709

F1 · shares: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F3 · shares: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.23 to $4.50 inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-23-009395 · form4.xml · nonDerivative · entry 1

Luput Cristian · CIK 0001913350 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 279,257

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Luput that is intended to comply with the Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.23 to $4.25, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009394 · form4.xml · nonDerivative · entry 1

Guerrero Ramiro · CIK 0001913253 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 298,005.04

F1 · price: The purchases in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Guerrrero that is intended to comply with the Rule 10b5-1(c) promulgated under the Securites Exchange Act of 1934, as amended.

F2 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.23 to $4.25, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009392 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 798,101

F2 · price: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · price: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.23 to $4.25, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-008972 · form4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 797,557

F1 · shares: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan for Mr. Vitoc that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended.

F3 · shares: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.39 to $4.50, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

SEC source: 0001127602-23-009205 · form4.xml · nonDerivative · entry 1

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 520,115

F1 · shares: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

F2 · shares: The price reported is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $4.39 to $4.50, inclusive. The Reporting Person undertakes to provide to the staff of the Securities and Exchange Commission, to any security holder of the Issuer, or to the Issuer, upon request, full information regarding the number of shares purchased at each separate price within the range set forth above.

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.

SEC source: 0001127602-23-008532 · form4.xml · nonDerivative · entry 2

Smith Stan · CIK 0001913199 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · See Footnote

Disclosed balance after: 517,606

F1 · ownership.nature: The purchases reported in this Form 4 were automatically effected pursuant to a previously executed purchasing plan of The Stan V. Smith Trust Dated 1993 that is intended to comply with Rule 10b5-1(c) promulgated under the Securities Exchange Act of 1934, as amended. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.