Harms Dawn A.

SEC source: 0001781162-23-000006 · wf-form4_167285249930614.xml · derivative · entry 3

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 49,648 shares

Expires 2022-12-31

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.

F2 · derivative.exercise_date: The RSU Award will vest in three equal installments on November 20, 2021, December 31, 2021, and December 31, 2022, subject to Executive's continued Employment through each such vesting date.

SEC source: 0001781162-23-000006 · wf-form4_167285249930614.xml · nonDerivative · entry 2

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,766

F1 · shares: These shares were withheld by the Issuer in order to satisfy certain tax withholding obligations in connection with the issuance of vested restricted stock units.

SEC source: 0001781162-23-000006 · wf-form4_167285249930614.xml · nonDerivative · entry 1

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 93,906

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

SEC source: 0001781162-22-000026 · wf-form4_164798291543596.xml · derivative · entry 3

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 300,000

Underlying: Class A Common Stock · 300,000 shares

Expires 2025-03-20

F2 · derivative.exercise_date: Represents a grant of Restricted Stock Units, which vest in three equal annual installments from Vesting Commencement Date, subject to Executive's continued Employment through each such vesting date.

SEC source: 0001781162-22-000026 · wf-form4_164798291543596.xml · derivative · entry 2

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 174,886

Underlying: Class A Common Stock · 174,886 shares

Expires 2032-03-20

F1 · derivative.exercise_date: Represents a grant of stock options, which vests in equal installments quarterly on June 20th, September 20th, December 20th and March 20th following the Vesting Commencement Date over the three years, subject to Executive's continued Employment through each such vesting date.

SEC source: 0001781162-22-000002 · wf-form4_164124563600472.xml · derivative · entry 3

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,649

Underlying: Class A Common Stock · 49,648 shares

Expires 2022-12-31

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.

F2 · derivative.exercise_date: The RSU Award will vest in three equal installments on November 20, 2021, December 31, 2021, and December 31, 2022, subject to Executive's continued Employment through each such vesting date.

SEC source: 0001781162-22-000002 · wf-form4_164124563600472.xml · nonDerivative · entry 2

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 44,258

F1 · shares: These shares were withheld by the Issuer in order to satisfy certain tax withholding obligations in connection with the issuance of vested restricted stock units.

SEC source: 0001781162-22-000002 · wf-form4_164124563600472.xml · nonDerivative · entry 1

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 70,398

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

SEC source: 0001781162-21-000046 · wf-form4_163794420681463.xml · nonDerivative · entry 1

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,750

F1 · kind: Shares of Class A Common Stock were sold in the open market solely to satisfy tax obligations of the Reporting Person in connection with the vesting of the restricted stock units.

F2 · price: This transaction was executed in multiple trades at prices ranging from $7.56 to $7.89. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001781162-21-000038 · wf-form4_163762214111352.xml · derivative · entry 2

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 99,297

Underlying: Class A Common Stock · 49,649 shares

Expires 2022-12-31

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.

F1 · derivative.exercise_date: The RSU Award will vest in three equal installments on November 20, 2021, December 31, 2021, and December 31, 2022, subject to Executive's continued Employment through each such vesting date.

SEC source: 0001781162-21-000038 · wf-form4_163762214111352.xml · nonDerivative · entry 1

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,649

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

SEC source: 0001781162-21-000029 · wf-form4_163658195117017.xml · derivative · entry 1

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,946

Underlying: Class A Common Stock · 148,946 shares

Expires 2022-12-31

F1 · derivative.exercise_date: The RSU Award will vest in three equal installments on November 20, 2021, December 31, 2021, and December 31, 2022, subject to Executive's continued Employment through each such vesting date.

SEC source: 0001209191-21-051700 · doc4.xml · derivative · entry 2

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 246,855

Underlying: Class A Common Stock · 246,855 shares

Expires 2030-02-21

F3 · kind: In connection with the Business Combination, and in accordance with the Merger Agreement, an option to purchase 1,000,000 shares of Class A Common Stock of Legacy Momentus held by the Reporting Person was converted into an option to purchase 246,855 shares of Class A Common Stock of the Issuer. The issuance of the option was approved by the Issuer's board of directors pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

F3 · price: In connection with the Business Combination, and in accordance with the Merger Agreement, an option to purchase 1,000,000 shares of Class A Common Stock of Legacy Momentus held by the Reporting Person was converted into an option to purchase 246,855 shares of Class A Common Stock of the Issuer. The issuance of the option was approved by the Issuer's board of directors pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

F2 · derivative.exercise_date: The option vested and became exercisable as to 1/4th of the total number of shares on October 21, 2020, and thereafter will vest and become exercisable as to 1/48th of the total number of shares in equal monthly installments.

SEC source: 0001209191-21-051700 · doc4.xml · derivative · entry 1

Harms Dawn A. · CIK 0001837542 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,857

Underlying: Class A Common Stock · 3,857 shares

Expires 2030-06-14

F1 · kind: On August 12, 2021, pursuant to that certain Agreement and Plan of Merger, dated as of October 7, 2020 (as amended, supplemented or modified from time to time, the "Merger Agreement"), by and among Stable Road Acquisition Corp., a Delaware corporation (the "Issuer"), Momentus Inc., a Delaware corporation ("Legacy Momentus"), and the other parties thereto, the Issuer completed its initial business combination (the "Business Combination"). As a result of the Business Combination, the Issuer changed its name to Momentus Inc. In connection with the Business Combination and in accordance with the Merger Agreement, an option to purchase 15,625 shares of Class A Common Stock of Legacy Momentus held by the Reporting Person was converted into an option to purchase 3,857 shares of Class A Common Stock of the Issuer. The issuance of the option was approved by the Issuer's board of directors pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

F1 · price: On August 12, 2021, pursuant to that certain Agreement and Plan of Merger, dated as of October 7, 2020 (as amended, supplemented or modified from time to time, the "Merger Agreement"), by and among Stable Road Acquisition Corp., a Delaware corporation (the "Issuer"), Momentus Inc., a Delaware corporation ("Legacy Momentus"), and the other parties thereto, the Issuer completed its initial business combination (the "Business Combination"). As a result of the Business Combination, the Issuer changed its name to Momentus Inc. In connection with the Business Combination and in accordance with the Merger Agreement, an option to purchase 15,625 shares of Class A Common Stock of Legacy Momentus held by the Reporting Person was converted into an option to purchase 3,857 shares of Class A Common Stock of the Issuer. The issuance of the option was approved by the Issuer's board of directors pursuant to Rule 16b-3 under the Securities Exchange Act of 1934, as amended.

F2 · derivative.exercise_date: The option vested and became exercisable as to 1/4th of the total number of shares on October 21, 2020, and thereafter will vest and become exercisable as to 1/48th of the total number of shares in equal monthly installments.