SKYH

SEC source: 0001437749-25-012843 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,218,666

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 22, 2025 at prices ranging from $10.82 to $11.27, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F2 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 22, 2025 at prices ranging from $10.82 to $11.27, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-012843 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,248,324

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 21, 2025 at prices ranging from $10.90 to $11.24, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

F1 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 21, 2025 at prices ranging from $10.90 to $11.24, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-012319 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,265,631

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 17, 2025 at prices ranging from $11.09 to $11.35, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

F3 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 17, 2025 at prices ranging from $11.09 to $11.35, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-012319 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,289,827

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 16, 2025 at prices ranging from $11.05 to $11.19, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F2 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 16, 2025 at prices ranging from $11.05 to $11.19, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-012319 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,300,233

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 15, 2025 at prices ranging from $11.25 to $11.73, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

F1 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 15, 2025 at prices ranging from $11.25 to $11.73, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-011963 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,305,977

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 14, 2025 at prices ranging from $11.50 to $11.88, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

F3 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 14, 2025 at prices ranging from $11.50 to $11.88, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-011963 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,322,805

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 11, 2025 at prices ranging from $11.19 to $11.63, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F2 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 11, 2025 at prices ranging from $11.19 to $11.63, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-011963 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,335,573

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 10, 2025 at prices ranging from $10.80 to $11.46, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

F1 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 10, 2025 at prices ranging from $10.80 to $11.46, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-011562 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,359,724

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 9, 2025 at prices ranging from $10.40 to $11.70, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

F2 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 9, 2025 at prices ranging from $10.40 to $11.70, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-011562 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,438,276

SEC source: 0001437749-25-011562 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,438,544

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 7, 2025 at prices ranging from $11.55 to $11.86, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

F1 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 7, 2025 at prices ranging from $11.55 to $11.86, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-010802 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,450,982

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 2, 2025 at prices ranging from $12.17 to $12.72, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

F3 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 2, 2025 at prices ranging from $12.17 to $12.72, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-010802 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,496,422

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 1, 2025 at prices ranging from $12.405 to $12.77, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

F2 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on April 1, 2025 at prices ranging from $12.405 to $12.77, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-010802 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,506,869

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on March 31, 2025 at prices ranging from $13.05 to $13.45, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

F1 · ownership.direct: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on March 31, 2025 at prices ranging from $13.05 to $13.45, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-010404 · rdgdoc.xml · nonDerivative · entry 1

Whitesell Willard · CIK 0002013035 · Chief Operating Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 86,580

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F3 · price: Represents the payment of the reporting person's tax liability by withholding shares in connection with the vesting of an aggregate of 25,515 RSUs. The value of the vested shares and the shares withheld to satisfy U.S. Federal and state income taxes is calculated based on the weighted-average closing price on the vesting date or next preceding trading date in the case that the vesting date is a non-trading date.

F2 · balance_after: Reported amount includes 17,885 shares of Class A Common Stock and 68,695 RSUs.

SEC source: 0001437749-25-010406 · rdgdoc.xml · nonDerivative · entry 1

Keinan Tal · CIK 0001906995 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 55,736

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F4 · price: Represents the payment of the reporting person's tax liability by withholding shares in connection with the vesting of an aggregate of 1,562 RSUs. The value of the vested shares and the shares withheld to satisfy U.S. Federal and state income taxes is calculated based on the weighted-average closing price on the vesting date or next preceding trading date in the case that the vesting date is a non-trading date.

F2 · balance_after: Reported amount includes 34,972 shares of Class A Common Stock and 20,764 RSUs.

SEC source: 0001437749-25-010405 · rdgdoc.xml · nonDerivative · entry 2

Gonzalez Francisco · CIK 0001907671 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 509,722

F3 · price: Represents the payment of the reporting person's tax liability by withholding shares in connection with the vesting of an aggregate of 10,000 RSUs. The value of the vested shares and the shares withheld to satisfy U.S. Federal and state income taxes is calculated based on the weighted-average closing price on the vesting date or next preceding trading date in the case that the vesting date is a non-trading date.

F2 · balance_after: Reported amount includes 138,610 shares of Class A Common Stock and 371,112 RSUs.

SEC source: 0001437749-25-010402 · rdgdoc.xml · nonDerivative · entry 2

Schmitt Michael Weber · CIK 0001907546 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,929

F3 · price: Represents the payment of the reporting person's tax liability by withholding shares in connection with the vesting of an aggregate of 1,042 RSUs. The value of the vested shares and the shares withheld to satisfy U.S. Federal and state income taxes is calculated based on the weighted-average closing price on the vesting date or next preceding trading date in the case that the vesting date is a non-trading date.

F2 · balance_after: Represents 31,493 shares of Class A Common Stock and 21,436 RSUs.

SEC source: 0001437749-25-004720 · rdgdoc.xml · nonDerivative · entry 2

Rozek Alexander Buffett · CIK 0001689425 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,028

F5 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F4 · balance_after: Represents 208,705 shares of Class A Common Stock owned by Mr. Rozek and 34,323 restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs will vest in four equal annual installments beginning on the first anniversary of the date of grant, provided the reporting person remains in service through the applicable vesting date.

SEC source: 0001437749-25-004725 · rdgdoc.xml · nonDerivative · entry 1

Moelis Jordan Scott · CIK 0001924616 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,323

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F2 · balance_after: Reported amount includes 6,323 RSUs.

SEC source: 0001437749-25-004724 · rdgdoc.xml · nonDerivative · entry 1

Jackson Walter · CIK 0001906566 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,323

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F2 · balance_after: Reported amount includes 34,323 RSUs.

SEC source: 0001437749-25-004722 · rdgdoc.xml · nonDerivative · entry 1

Leiponis Lysa · CIK 0001906593 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,323

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F2 · balance_after: Reported amount includes 34,323 RSUs.

SEC source: 0001437749-25-004721 · rdgdoc.xml · nonDerivative · entry 1

Nancoo Alethia · CIK 0001906573 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,323

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F2 · balance_after: Reported amount includes 34,323 RSUs.

SEC source: 0001437749-25-004718 · rdgdoc.xml · nonDerivative · entry 1

Adler Gerald · CIK 0001908013 · GC & Corporate Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,395

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F2 · balance_after: Reported amount includes 22,395 RSUs.

SEC source: 0001437749-25-004719 · rdgdoc.xml · nonDerivative · entry 1

Wellmon Nick · CIK 0001906606 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 34,323

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

F2 · balance_after: Reported amount includes 34,323 RSUs.

SEC source: 0001437749-25-005139 · rdgdoc.xml · derivative · entry 2

Keinan Tal · CIK 0001906995 · Director · Chief Executive Officer · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 222,541

Underlying: Class A Common Stock · 222,541 shares

Expires 2035-02-18

F3 · derivative.exercise_date: Represents stock options granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. The stock options vest in installments in accordance with the terms of the applicable stock option agreement, provided the reporting person remains in service through the applicable vesting date.

SEC source: 0001437749-25-005140 · rdgdoc.xml · derivative · entry 4

Gonzalez Francisco · CIK 0001907671 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 222,541

Underlying: Class A Common Stock · 222,541 shares

Expires 2035-02-18

F2 · derivative.exercise_date: Represents stock options granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. The stock options vest in installments in accordance with the terms of the applicable stock option agreement, provided the reporting person remains in service through the applicable vesting date.

SEC source: 0001437749-25-005140 · rdgdoc.xml · nonDerivative · entry 1

Gonzalez Francisco · CIK 0001907671 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 624,535

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

SEC source: 0001437749-25-005137 · rdgdoc.xml · derivative · entry 4

Schmitt Michael Weber · CIK 0001907546 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 35,894

Underlying: Class A Common Stock · 35,894 shares

Expires 2035-02-18

F2 · derivative.exercise_date: Represents stock options granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. The stock options vest in installments in accordance with the terms of the applicable stock option agreement, provided the reporting person remains in service through the applicable vesting date.

SEC source: 0001437749-25-005137 · rdgdoc.xml · nonDerivative · entry 1

Schmitt Michael Weber · CIK 0001907546 · Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 70,372

F1 · shares: Represents restricted stock units ("RSUs") granted under the Sky Harbour Group Corporation 2022 Incentive Award Plan. Each RSU represents the contingent right to receive, in accordance with the terms of the applicable RSU agreement, one share of Class A Common Stock of the Issuer for each vested RSU. The RSUs vest in installments in accordance with the terms of the applicable RSU agreement, provided the reporting person remains in service through the applicable vesting date.

SEC source: 0001437749-25-004273 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,699,066

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on February 14, 2025 at prices ranging from $11.05 to $11.09, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

F1 · ownership.nature: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on February 14, 2025 at prices ranging from $11.05 to $11.09, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-004077 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,703,943

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on February 13, 2025 at prices ranging from $11.05 to $11.17, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-004077 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,710,978

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on February 12, 2025 at prices ranging from $11.05 to $11.125, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-004077 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,713,364

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on February 11, 2025 at prices ranging from $11.27 to $11.45, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-002454 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,721,170

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 31, 2025 at prices ranging from $11.00 to $11.21, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-002454 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,725,575

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 30, 2025 at prices ranging from $11.045 to $11.24, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-002454 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,736,162

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 29, 2025 at prices ranging from $11.13 to $11.44, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-002059 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,746,069

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 28, 2025 at prices ranging from $11.19 to $11.53, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-002059 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,757,544

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 27, 2025 at prices ranging from $11.15 to $11.32, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-002059 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,770,861

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 24, 2025 at prices ranging from $11.15 to $11.48, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-001735 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,781,022

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 23, 2025 at prices ranging from $11.18 to $11.425, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-001735 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,797,492

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 22, 2025 at prices ranging from $11.265 to $11.515, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-001735 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,808,049

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 21, 2025 at prices ranging from $11.31 to $11.425, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-001431 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,820,950

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 17, 2025 at prices ranging from $11.29 to $11.535, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.

SEC source: 0001437749-25-001431 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,828,811

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 16, 2025 at prices ranging from $11.15 to $11.34, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-001431 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,852,718

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 15, 2025 at prices ranging from $11.10 to $11.24, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-000533 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,861,575

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 6, 2025 at prices ranging from $11.55 to $11.71, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (2) to this Form 4.

SEC source: 0001437749-25-000533 · rdgdoc.xml · nonDerivative · entry 2

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,871,604

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on January 3, 2025 at prices ranging from $11.55 to $11.84, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (1) to this Form 4.

SEC source: 0001437749-25-000533 · rdgdoc.xml · nonDerivative · entry 1

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,889,618

SEC source: 0001437749-24-038631 · rdgdoc.xml · nonDerivative · entry 3

BOSTON OMAHA Corp · CIK 0001494582 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,889,758

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions on December 31, 2024 at prices ranging from $12.02 to $12.14, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in this footnote (3) to this Form 4.