APPN

SEC source: 0001309192-26-000013 · wk-form4_1791490406.xml · nonDerivative · entry 2

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,584,144

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.73 to $38.19, 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 range set forth in this footnote.

SEC source: 0001309192-26-000013 · wk-form4_1791490406.xml · nonDerivative · entry 1

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,596,544

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.72 to $37.71, 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 range set forth in this footnote.

SEC source: 0001362638-26-000013 · wk-form4_1790971969.xml · nonDerivative · entry 1

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 886

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0002109287-26-000008 · wk-form4_1790972021.xml · nonDerivative · entry 1

Link David Forrest · CIK 0002109287 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,317

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001958161-26-000013 · wk-form4_1790972073.xml · nonDerivative · entry 1

Edwards Shirley Ann · CIK 0001958161 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,069

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001707384-26-000009 · wk-form4_1790971996.xml · nonDerivative · entry 1

Lynch Mark Steven · CIK 0001707384 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 47,514

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0002039916-26-000005 · wk-form4_1790972045.xml · nonDerivative · entry 1

Hartman Carl Joseph II · CIK 0002039916 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 9,442

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001362638-26-000012 · wk-form4_1789157855.xml · derivative · entry 5

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 10,800 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F1 · kind: Pursuant to the terms of the Class B Common Stock, the Reporting Person converted shares of Class B Common Stock into shares of Class A Common Stock.

F2 · derivative.exercise_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F2 · derivative.expiration_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

SEC source: 0001362638-26-000012 · wk-form4_1789157855.xml · derivative · entry 4

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,800

Underlying: Class A Common Stock · 10,800 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F2 · derivative.exercise_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F2 · derivative.expiration_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

SEC source: 0001362638-26-000012 · wk-form4_1789157855.xml · derivative · entry 3

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class B Common Stock · 10,800 shares

Expires 2027-01-31

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Fully vested.

SEC source: 0001362638-26-000012 · wk-form4_1789157855.xml · nonDerivative · entry 1

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,800

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to the terms of the Class B Common Stock, the Reporting Person converted shares of Class B Common Stock into shares of Class A Common Stock.

F2 · price: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

SEC source: 0001309192-26-000011 · wk-form4_1789072101.xml · nonDerivative · entry 3

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,629,144

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.39 to $37.40, 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 range set forth in this footnote.

SEC source: 0001309192-26-000011 · wk-form4_1789072101.xml · nonDerivative · entry 2

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,631,140

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.14 to $35.58, 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 range set forth in this footnote.

SEC source: 0001309192-26-000011 · wk-form4_1789072101.xml · nonDerivative · entry 1

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,650,256

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.14 to $35.13, 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 range set forth in this footnote.

SEC source: 0001309192-26-000009 · wk-form4_1786478914.xml · nonDerivative · entry 4

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,674,144

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.50 to $35.39, 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 range set forth in this footnote.

SEC source: 0001309192-26-000009 · wk-form4_1786478914.xml · nonDerivative · entry 3

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,705,691

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.50 to $34.49, 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 range set forth in this footnote.

SEC source: 0001309192-26-000009 · wk-form4_1786478914.xml · nonDerivative · entry 2

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,714,955

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.48 to $33.40, 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 range set forth in this footnote.

SEC source: 0001309192-26-000009 · wk-form4_1786478914.xml · nonDerivative · entry 1

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,716,564

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.25 to $31.96, 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 range set forth in this footnote.

SEC source: 0002055009-26-000006 · wk-form4_1786046661.xml · derivative · entry 4

Tanjga Srdjan · CIK 0002055009 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 176,670

Underlying: Class A Common Stock · 58,920 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).

F4 · derivative.exercise_date: The RSUs were granted on August 5, 2025, and vest in four equal annual installments commencing on August 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

F4 · derivative.expiration_date: The RSUs were granted on August 5, 2025, and vest in four equal annual installments commencing on August 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

SEC source: 0002055009-26-000006 · wk-form4_1786046661.xml · nonDerivative · entry 2

Tanjga Srdjan · CIK 0002055009 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,799

SEC source: 0002055009-26-000006 · wk-form4_1786046661.xml · nonDerivative · entry 1

Tanjga Srdjan · CIK 0002055009 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 68,149

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Restricted Stock Unit ("RSU") converts into Class A Common Stock on a one-for-one basis.

SEC source: 0002042934-26-000008 · wk-form4_1786046447.xml · derivative · entry 3

Dorsey Mark · CIK 0002042934 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,599

Underlying: Class A Common Stock · 4,533 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).

F3 · derivative.exercise_date: The RSUs were granted on August 20, 2025, and vest in four (4) equal annual installments commencing on August 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through each vesting date.

F3 · derivative.expiration_date: The RSUs were granted on August 20, 2025, and vest in four (4) equal annual installments commencing on August 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through each vesting date.

SEC source: 0002042934-26-000008 · wk-form4_1786046447.xml · nonDerivative · entry 2

Dorsey Mark · CIK 0002042934 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,174

SEC source: 0002042934-26-000008 · wk-form4_1786046447.xml · nonDerivative · entry 1

Dorsey Mark · CIK 0002042934 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,526

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Restricted Stock Unit ("RSU") converts into Class A Common Stock on a one-for-one basis.

SEC source: 0002055009-26-000006 · wk-form4_1786046661.xml · derivative · entry 3

Tanjga Srdjan · CIK 0002055009 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,728

Underlying: Class A Common Stock · 52,728 shares

Expires not disclosed

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).

F3 · derivative.exercise_date: The RSUs were granted on August 4, 2026, and vest in four equal annual installments commencing on August 5, 2026, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

F3 · derivative.expiration_date: The RSUs were granted on August 4, 2026, and vest in four equal annual installments commencing on August 5, 2026, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

SEC source: 0001309192-26-000008 · wk-form4_1783541730.xml · nonDerivative · entry 2

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,719,144

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $24.87 to $25.24, 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 range set forth in this footnote.

SEC source: 0001309192-26-000008 · wk-form4_1783541730.xml · nonDerivative · entry 1

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,731,629

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.87 to $24.86, 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 range set forth in this footnote.

SEC source: 0002039916-26-000004 · wk-form4_1783015674.xml · nonDerivative · entry 1

Hartman Carl Joseph II · CIK 0002039916 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,556

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001707384-26-000008 · wk-form4_1783015623.xml · nonDerivative · entry 1

Lynch Mark Steven · CIK 0001707384 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,628

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001958161-26-000012 · wk-form4_1783015699.xml · nonDerivative · entry 1

Edwards Shirley Ann · CIK 0001958161 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,183

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0002109287-26-000007 · wk-form4_1783015647.xml · nonDerivative · entry 1

Link David Forrest · CIK 0002109287 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,431

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001362638-26-000011 · wk-form4_1783015594.xml · nonDerivative · entry 1

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,364

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001309192-26-000006 · wk-form4_1781121832.xml · nonDerivative · entry 1

Calkins Matthew W · CIK 0001309192 · Director · CEO and President · 10% owner

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,769,144

F1 · kind: Represents sales that occurred automatically pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 5, 2026.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $23.81 to $24.24, 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 range set forth in this footnote.

SEC source: 0002042934-26-000006 · wk-form4_1778703649.xml · nonDerivative · entry 2

Dorsey Mark · CIK 0002042934 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,993

SEC source: 0002042934-26-000006 · wk-form4_1778703649.xml · nonDerivative · entry 1

Dorsey Mark · CIK 0002042934 · Chief Revenue Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,986

SEC source: 0001913014-26-000006 · wk-form4_1778184400.xml · nonDerivative · entry 2

Zamudio-Ramirez Pavel · CIK 0001913014 · Chief Customer Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,062

SEC source: 0001913014-26-000006 · wk-form4_1778184400.xml · nonDerivative · entry 1

Zamudio-Ramirez Pavel · CIK 0001913014 · Chief Customer Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 36,376

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each Restricted Stock Unit ("RSU") converts into Class A Common Stock on a one-for-one basis.

F2 · balance_after: Includes 221 and 218 shares acquired on 3/4/2026 and 4/2/2026, respectively, under the Appian Corporation Employee Stock Purchase Plan.

SEC source: 0001913014-26-000006 · wk-form4_1778184400.xml · derivative · entry 5

Zamudio-Ramirez Pavel · CIK 0001913014 · Chief Customer Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,848

Underlying: Class A Common Stock · 15,848 shares

Expires not disclosed

F3 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).

F6 · derivative.exercise_date: The RSUs were granted on May 5, 2026, and vest in four equal annual installments commencing on May 5, 2026, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

F6 · derivative.expiration_date: The RSUs were granted on May 5, 2026, and vest in four equal annual installments commencing on May 5, 2026, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

SEC source: 0001913014-26-000006 · wk-form4_1778184400.xml · derivative · entry 4

Zamudio-Ramirez Pavel · CIK 0001913014 · Chief Customer Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 7,337 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).

F5 · derivative.exercise_date: The RSUs were granted on May 6, 2025, and vested on May 5, 2026.

F5 · derivative.expiration_date: The RSUs were granted on May 6, 2025, and vested on May 5, 2026.

SEC source: 0001913014-26-000006 · wk-form4_1778184400.xml · derivative · entry 3

Zamudio-Ramirez Pavel · CIK 0001913014 · Chief Customer Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,805

Underlying: Class A Common Stock · 2,935 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of Issuer's Class A Common Stock (or its cash equivalent, at the discretion of the Issuer).

F4 · derivative.exercise_date: The RSUs were granted on May 6, 2025, and vest in four equal annual installments commencing on May 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

F4 · derivative.expiration_date: The RSUs were granted on May 6, 2025, and vest in four equal annual installments commencing on May 5, 2025, provided that the Reporting Person has provided continuous service to the Issuer through the vesting date.

SEC source: 0001362638-26-000009 · wk-form4_1775846287.xml · derivative · entry 5

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,800

Underlying: Class A Common Stock · 10,800 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F1 · kind: Pursuant to the terms of the Class B Common Stock, the Reporting Person converted shares of Class B Common Stock into shares of Class A Common Stock.

F2 · derivative.exercise_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F2 · derivative.expiration_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

SEC source: 0001362638-26-000009 · wk-form4_1775846287.xml · derivative · entry 4

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,800

Underlying: Class A Common Stock · 10,800 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F2 · derivative.exercise_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.exercise_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

F2 · derivative.expiration_date: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · derivative.expiration_date: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

SEC source: 0001362638-26-000009 · wk-form4_1775846287.xml · derivative · entry 3

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,800

Underlying: Class B Common Stock · 10,800 shares

Expires 2027-01-31

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F5 · derivative.exercise_date: Fully vested.

SEC source: 0001362638-26-000009 · wk-form4_1775846287.xml · nonDerivative · entry 1

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,096

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · kind: Pursuant to the terms of the Class B Common Stock, the Reporting Person converted shares of Class B Common Stock into shares of Class A Common Stock.

F2 · price: (continued from Footnote (2)) (2) the death or disability, as defined in the Issuer's certificate of incorporation, of the applicable Class B common stockholder (or nine months after the date of death or disability if the stockholder is one of the Issuer's founders). In addition, on the first trading day following the date on which the outstanding shares of Class B Common Stock represent less than 10% of the aggregate voting power of the Issuer's then outstanding capital stock, all outstanding shares of Class B Common Stock shall convert automatically into Class A Common Stock, and no additional shares of Class B Common Stock will be issued.

F3 · price: Each share of Class B Common Stock is convertible at any time at the option of the holder into one share of Class A Common Stock and has no expiration date. In addition, each share of Class B Common Stock will convert automatically into one share of Class A Common Stock upon (1) any transfer, whether or not for value and whether voluntary or involuntary or by operation of law, except for certain transfers described in the Issuer's certificate of incorporation, including, without limitation, certain transfers for tax and estate planning purposes or (continued to Footnote (3))

SEC source: 0002039916-26-000003 · wk-form4_1775160587.xml · nonDerivative · entry 1

Hartman Carl Joseph II · CIK 0002039916 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 7,192

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001707384-26-000007 · wk-form4_1775160697.xml · nonDerivative · entry 1

Lynch Mark Steven · CIK 0001707384 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,264

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001686587-26-000003 · wk-form4_1775160719.xml · nonDerivative · entry 1

McCarthy William D. · CIK 0001686587 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,243

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0002109287-26-000006 · wk-form4_1775160742.xml · nonDerivative · entry 1

Link David Forrest · CIK 0002109287 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,067

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001362638-26-000007 · wk-form4_1775160650.xml · nonDerivative · entry 1

Kilberg Bobbie G · CIK 0001362638 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,296

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.

SEC source: 0001958161-26-000005 · wk-form4_1775160630.xml · nonDerivative · entry 1

Edwards Shirley Ann · CIK 0001958161 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,819

F1 · kind: These shares were granted under the Issuer's 2017 Equity Incentive Plan pursuant to the Issuer's Non-Employee Director Compensation Policy, as amended and approved by the Board of Directors on December 18, 2020.