ATEC

SEC source: 0001830843-26-000002 · form4-02272026_090207.xml · nonDerivative · entry 1

Koning John Todd · CIK 0001830843 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 618,646

F1 · security: On February 25, 2026, the issuer awarded 205,094 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F2 · security: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F1 · kind: On February 25, 2026, the issuer awarded 205,094 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F1 · shares: On February 25, 2026, the issuer awarded 205,094 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F3 · balance_after: Beneficial ownership reflects forfeiture of 32,403 previously reported RSUs for failure to satisfy applicable performance criteria.

SEC source: 0001831608-26-000002 · form4-02272026_090205.xml · derivative · entry 5

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,689

Underlying: Common Stock · 63,689 shares

Expires not disclosed

F7 · security: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F7 · kind: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F7 · shares: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F7 · derivative.exercise_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F7 · derivative.expiration_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

SEC source: 0001831608-26-000002 · form4-02272026_090205.xml · derivative · entry 4

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,689

Underlying: Common Stock · 63,689 shares

Expires not disclosed

F6 · security: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F6 · kind: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F6 · shares: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F6 · derivative.exercise_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F6 · derivative.expiration_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

SEC source: 0001831608-26-000002 · form4-02272026_090205.xml · nonDerivative · entry 3

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,076,239

F2 · security: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F5 · security: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

F5 · kind: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

F5 · shares: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

F5 · price: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

SEC source: 0001831608-26-000002 · form4-02272026_090205.xml · nonDerivative · entry 2

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,055,247

F2 · security: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F4 · security: On February 25, 2026, the issuer awarded 127,378 RSUs to the reporting person. The RSUs vest in three equal installments on each of March 5, 2027, March 5, 2028 and March 5, 2029.

F4 · kind: On February 25, 2026, the issuer awarded 127,378 RSUs to the reporting person. The RSUs vest in three equal installments on each of March 5, 2027, March 5, 2028 and March 5, 2029.

F4 · shares: On February 25, 2026, the issuer awarded 127,378 RSUs to the reporting person. The RSUs vest in three equal installments on each of March 5, 2027, March 5, 2028 and March 5, 2029.

SEC source: 0001831608-26-000002 · form4-02272026_090205.xml · nonDerivative · entry 1

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 927,869

F1 · security: On February 25, 2026, the issuer awarded 311,110 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F2 · security: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F1 · kind: On February 25, 2026, the issuer awarded 311,110 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F1 · shares: On February 25, 2026, the issuer awarded 311,110 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F3 · balance_after: Includes 368 shares acquired under issuer's employee stock purchase plan on November 14, 2025 and also reflects the forfeiture of 25,041 previously reported RSUs for failure to satisfy applicable performance criteria.

SEC source: 0001509282-26-000006 · form4-02272026_090203.xml · derivative · entry 5

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,689

Underlying: Common Stock · 63,689 shares

Expires not disclosed

F6 · security: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F6 · kind: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F6 · shares: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F6 · derivative.exercise_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F6 · derivative.expiration_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, or (ii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

SEC source: 0001509282-26-000006 · form4-02272026_090203.xml · derivative · entry 4

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 63,689

Underlying: Common Stock · 63,689 shares

Expires not disclosed

F5 · security: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F2 · derivative.exercise_price: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F5 · kind: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F5 · shares: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F5 · derivative.exercise_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

F5 · derivative.expiration_date: On February 25, 2026, the issuer granted to the reporting person an award of up to 63,689 performance-based RSUs. The RSUs vest upon the issuer's (i) common stock achieving a 30-day average trading price of at least $25.00 per share at any time prior to December 31, 2028, (ii) common stock achieving a 30-day average trading price of at least $36.00 per share at any time prior to December 31, 2030, (iii) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2028, or (iv) achievement of certain operational metrics determined by the issuer's compensation committee measured as of December 31, 2030.

SEC source: 0001509282-26-000006 · form4-02272026_090203.xml · nonDerivative · entry 3

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,842,576

F2 · security: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F4 · security: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

F4 · kind: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

F4 · shares: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

F4 · price: On February 25, 2026, the issuer granted 20,992 RSUs to the reporting person in connection with the issuer's election to grant RSUs to the reporting person in lieu of a portion of the reporting person's 2025 cash bonus. The grant was approved and adopted by the issuer's compensation committee on February 25, 2026. The RSUs vest December 4, 2026. The grant amount was determined using the 30-day average trading price of the issuer's common stock as of close of market on February 25, 2026.

SEC source: 0001509282-26-000006 · form4-02272026_090203.xml · nonDerivative · entry 2

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,821,584

F2 · security: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F3 · security: On February 25, 2026, the issuer awarded 127,378 RSUs to the reporting person. The RSUs vest in three equal installments on each of March 5, 2027, March 5, 2028 and March 5, 2029.

F3 · kind: On February 25, 2026, the issuer awarded 127,378 RSUs to the reporting person. The RSUs vest in three equal installments on each of March 5, 2027, March 5, 2028 and March 5, 2029.

F3 · shares: On February 25, 2026, the issuer awarded 127,378 RSUs to the reporting person. The RSUs vest in three equal installments on each of March 5, 2027, March 5, 2028 and March 5, 2029.

SEC source: 0001509282-26-000006 · form4-02272026_090203.xml · nonDerivative · entry 1

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,694,206

F1 · security: On February 25, 2026, the issuer awarded 311,110 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F2 · security: Each RSU represents a contingent right to receive one share of the issuer's common stock.

F1 · kind: On February 25, 2026, the issuer awarded 311,110 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

F1 · shares: On February 25, 2026, the issuer awarded 311,110 restricted stock units (RSUs) to the reporting person under a performance based award granted to the reporting person on January 29, 2025 upon confirmation by the issuer's compensation committee of satisfaction of certain performance criteria for the fiscal year ended December 31, 2025. The RSUs vest in three equal installments on each of March 5, 2026, March 5, 2027 and March 5, 2028.

SEC source: 0001509282-26-000004 · form4-02172026_110234.xml · derivative · entry 9

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 104,031

Underlying: Common Stock · 20,969 shares

Expires 2027-02-21

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_date: The option vested 25% on the first anniversary of the grant date and thereafter in 36 equal monthly installments.

SEC source: 0001509282-26-000004 · form4-02172026_110234.xml · derivative · entry 8

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 78,249 shares

Expires 2028-07-30

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_date: The option vested 25% on the first anniversary of the grant date and thereafter in 36 equal monthly installments.

SEC source: 0001509282-26-000004 · form4-02172026_110234.xml · derivative · entry 7

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 120,248 shares

Expires 2027-07-26

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_date: The option vested 25% on the first anniversary of the grant date and thereafter in 36 equal monthly installments.

SEC source: 0001509282-26-000004 · form4-02172026_110234.xml · derivative · entry 6

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 31,710 shares

Expires 2027-06-15

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 option grant was approved by a committee of the issuer's Board of Directors on February 21, 2017, subject to shareholder approval of an amendment to the issuer's 2016 Equity Incentive Plan to increase the maximum number of shares that may be granted to any one participant during a one-year period to 500,000. The issuer's shareholders approved the amendment on June 15, 2017. The option vested in 36 monthly installments beginning March 21, 2017, except that all vesting attributable to periods prior to June 15, 2017 was deemed to have occurred on June 15, 2017.

SEC source: 0001509282-26-000004 · form4-02172026_110234.xml · nonDerivative · entry 5

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,383,096

F1 · kind: On February 12, 2026, the reporting person exercised options to purchase 31,710 shares of the issuer's common stock for $1.93 per share, 120,248 shares of the issuer's common stock for $1.68 per share, 78,249 shares of the issuer's common stock for $2.69 per share, and 20,969 shares of the issuer's common stock for $3.09 per share. The reporting person paid the exercise price on a cashless basis, resulting in the issuer withholding 41,105 of the option shares to pay the exercise price and issuing to the reporting person 210,071 shares.

F1 · price: On February 12, 2026, the reporting person exercised options to purchase 31,710 shares of the issuer's common stock for $1.93 per share, 120,248 shares of the issuer's common stock for $1.68 per share, 78,249 shares of the issuer's common stock for $2.69 per share, and 20,969 shares of the issuer's common stock for $3.09 per share. The reporting person paid the exercise price on a cashless basis, resulting in the issuer withholding 41,105 of the option shares to pay the exercise price and issuing to the reporting person 210,071 shares.

SEC source: 0001509282-26-000004 · form4-02172026_110234.xml · nonDerivative · entry 4

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,424,201

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: 0001509282-26-000004 · form4-02172026_110234.xml · nonDerivative · entry 3

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,403,232

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: 0001509282-26-000004 · form4-02172026_110234.xml · nonDerivative · entry 2

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,324,983

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: 0001509282-26-000004 · form4-02172026_110234.xml · nonDerivative · entry 1

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,204,735

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: 0001772837-26-000003 · form4-02062026_110212.xml · nonDerivative · entry 1

Sponsel David · CIK 0001772837 · EVP, SALES

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 349,500

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2025 to satisfy certain tax withholding obligations of the reporting person resulting from the vesting of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $13.43 to $14.22, 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.

F3 · balance_after: Includes 276 shares and 196 shares acquired under issuer's employee stock purchase plan on May 15, 2025 and November 14, 2025, respectively, and also reflects the forfeiture of 30,314 previously reported restricted stock units for failure to satisfy applicable performance criteria.

SEC source: 0001509282-26-000002 · form4-02042026_070202.xml · nonDerivative · entry 1

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 1,173,025

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 5, 2025, to satisfy certain tax withholding obligations of the reporting person resulting from the vesting of restricted stock units.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $14.38 to $14.91, 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.

F3 · balance_after: Beneficial ownership reflects forfeiture of 46,175 previously reported restricted stock units for failure to satisfy applicable performance criteria.

SEC source: 0001289409-26-000002 · form4-01062026_070101.xml · nonDerivative · entry 1

Miles Patrick · CIK 0001289409 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,135,398

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.46 to $21.35, 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.

SEC source: 0001831608-25-000009 · form4-12192025_121200.xml · nonDerivative · entry 1

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 641,432

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.34 to $19.98, 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.

SEC source: 0001719217-25-000009 · form4-12192025_121237.xml · nonDerivative · entry 1

Pelizzon David R · CIK 0001719217 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · By Squadron Capital LLC

Disclosed balance after: 10,395,045

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.33 to $19.99, 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.

F2 · ownership.nature: These shares are held by Squadron Capital LLC ("Squadron"). As one of two members of the Managing Committee of Squadron, the reporting person may be deemed to be the beneficial owner of these shares. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein. The inclusion of these shares in this report shall not be deemed to be an admission of beneficial ownership for purposes of Section 16 or for any other purpose.

SEC source: 0001555392-25-000004 · form4-12132025_121250.xml · nonDerivative · entry 1

Demski David M · CIK 0001555392 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 399,623

SEC source: 0001509282-25-000011 · form4-12132025_121235.xml · nonDerivative · entry 1

Hunsaker Craig E · CIK 0001509282 · EVP, PEOPLE & CULTURE

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,256,558

SEC source: 0001772837-25-000010 · form4-12132025_121229.xml · nonDerivative · entry 1

Sponsel David · CIK 0001772837 · EVP, SALES

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 439,767

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.54 to $20.98, 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.

SEC source: 0001193125-25-314526 · ownership.xml · nonDerivative · entry 2

Pritzker Jennifer N. · CIK 0001850165 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 10,645,045

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.91 to $21.11 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.

F2 · ownership.nature: These shares are held by Squadron Capital LLC ("Squadron"), a manager-managed limited liability company. As one of two members of the Managing Committee of Squadron, the reporting person may be deemed to be the beneficial owner of these shares. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of her pecuniary interest therein.

SEC source: 0001193125-25-314542 · ownership.xml · nonDerivative · entry 2

Squadron Capital Holdings LLC · CIK 0001731171 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 10,645,045

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.91 to $21.11 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.

F2 · ownership.nature: These shares are held of record by Squadron Capital LLC ("Squadron"). Squadron Capital Holdings LLC is the controlling member of Squadron.

SEC source: 0001719228-25-000009 · form4-12102025_071208.xml · nonDerivative · entry 2

Squadron Capital LLC · CIK 0001719228 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,645,045

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.91 to $21.11, 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.

SEC source: 0001719217-25-000007 · form4-12102025_071210.xml · nonDerivative · entry 2

Pelizzon David R · CIK 0001719217 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Squadron Capital LLC

Disclosed balance after: 10,645,045

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.91 to $21.11, 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.

F2 · ownership.nature: These shares are held by Squadron Capital LLC ("Squadron"). As one of two members of the Managing Committee of Squadron, the reporting person may be deemed to be the beneficial owner of these shares. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein. The inclusion of these shares in this report shall not be deemed to be an admission of beneficial ownership for purposes of Section 16 or for any other purpose.

SEC source: 0001193125-25-314526 · ownership.xml · nonDerivative · entry 1

Pritzker Jennifer N. · CIK 0001850165 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 10,673,879

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.00 to $21.42 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.

F2 · ownership.nature: These shares are held by Squadron Capital LLC ("Squadron"), a manager-managed limited liability company. As one of two members of the Managing Committee of Squadron, the reporting person may be deemed to be the beneficial owner of these shares. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of her pecuniary interest therein.

SEC source: 0001193125-25-314542 · ownership.xml · nonDerivative · entry 1

Squadron Capital Holdings LLC · CIK 0001731171 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 10,673,879

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.00 to $21.42 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.

F2 · ownership.nature: These shares are held of record by Squadron Capital LLC ("Squadron"). Squadron Capital Holdings LLC is the controlling member of Squadron.

SEC source: 0001719228-25-000009 · form4-12102025_071208.xml · nonDerivative · entry 1

Squadron Capital LLC · CIK 0001719228 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,673,879

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.00 to $21.42, 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.

SEC source: 0001289409-25-000009 · form4-12102025_071204.xml · nonDerivative · entry 1

Miles Patrick · CIK 0001289409 · Director · CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,235,398

F1 · kind: Shares withheld by issuer to satisfy tax withholding obligations of reporting person resulting from vesting of restricted stock units.

SEC source: 0001719217-25-000007 · form4-12102025_071210.xml · nonDerivative · entry 1

Pelizzon David R · CIK 0001719217 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Squadron Capital LLC

Disclosed balance after: 10,673,879

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.00 to $21.42, 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.

F2 · ownership.nature: These shares are held by Squadron Capital LLC ("Squadron"). As one of two members of the Managing Committee of Squadron, the reporting person may be deemed to be the beneficial owner of these shares. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein. The inclusion of these shares in this report shall not be deemed to be an admission of beneficial ownership for purposes of Section 16 or for any other purpose.

SEC source: 0001830843-25-000004 · form4-12102025_071206.xml · nonDerivative · entry 1

Koning John Todd · CIK 0001830843 · CHIEF FINANCIAL OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 445,955

F1 · kind: Shares withheld by the issuer to satisfy tax withholding obligations of the reporting person resulting from vesting of restricted stock units.

SEC source: 0001772837-25-000007 · form4-12102025_071202.xml · nonDerivative · entry 1

Sponsel David · CIK 0001772837 · EVP, SALES

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 460,873

F1 · kind: Shares sold to satisfy tax withholding obligations of reporting person resulting from vesting of restricted stock units.

SEC source: 0001666669-25-000005 · form4-12092025_071201.xml · nonDerivative · entry 2

Marshall Tyson Eliot · CIK 0001666669 · GENERAL COUNSEL & CORP. SEC.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 345,442

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on March 14, 2025.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.32 to $21.65, 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.

SEC source: 0001666669-25-000005 · form4-12092025_071201.xml · nonDerivative · entry 1

Marshall Tyson Eliot · CIK 0001666669 · GENERAL COUNSEL & CORP. SEC.

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 358,407

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.33 to $21.63, 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.

SEC source: 0001831608-25-000007 · form4-12092025_071203.xml · nonDerivative · entry 1

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 661,332

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.32 to $21.63, 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.

SEC source: 0001289409-25-000007 · form4-12042025_121248.xml · nonDerivative · entry 1

Miles Patrick · CIK 0001289409 · Director · CEO

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 5,264,078

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2025.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $21.81 to $22.43, 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.

SEC source: 0001719228-25-000007 · form4-11252025_071101.xml · nonDerivative · entry 1

Squadron Capital LLC · CIK 0001719228 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,895,045

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.34 to $20.79, 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.

SEC source: 0001719217-25-000005 · form4-11252025_071103.xml · nonDerivative · entry 1

Pelizzon David R · CIK 0001719217 · Director · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · By Squadron Capital LLC

Disclosed balance after: 10,895,045

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.34 to $20.79, 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.

F2 · ownership.nature: These shares are held by Squadron Capital LLC ("Squadron"). As one of two members of the Managing Committee of Squadron, the reporting person may be deemed to be the beneficial owner of these shares. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of his pecuniary interest therein. The inclusion of these shares in this report shall not be deemed to be an admission of beneficial ownership for purposes of Section 16 or for any other purpose.

SEC source: 0001193125-25-298154 · ownership.xml · nonDerivative · entry 1

Pritzker Jennifer N. · CIK 0001850165 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 10,895,045

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.34 to $20.79 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.

F2 · ownership.nature: These shares are held by Squadron Capital LLC ("Squadron"), a manager-managed limited liability company. As one of two members of the Managing Committee of Squadron, the reporting person may be deemed to be the beneficial owner of these shares. The reporting person expressly disclaims beneficial ownership of these shares, except to the extent of her pecuniary interest therein.

SEC source: 0001193125-25-298151 · ownership.xml · nonDerivative · entry 1

Squadron Capital Holdings LLC · CIK 0001731171 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 10,895,045

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $20.34 to $20.79 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.

F2 · ownership.nature: These shares are held of record by Squadron Capital LLC ("Squadron"). Squadron Capital Holdings LLC is the controlling member of Squadron.

SEC source: 0001666669-25-000003 · form4-11222025_011104.xml · nonDerivative · entry 1

Marshall Tyson Eliot · CIK 0001666669 · GENERAL COUNSEL & CORP. SEC.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 368,331

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.46 to $19.58, 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 ranges set forth in this footnote.

SEC source: 0001831608-25-000005 · form4-11222025_011158.xml · derivative · entry 3

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 25,000 shares

Expires 2027-11-07

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 option vested 25% on November 7, 2018 (the first anniversary of the grant date) and thereafter in 36 equal monthly installments.

SEC source: 0001831608-25-000005 · form4-11222025_011158.xml · nonDerivative · entry 2

Lish Scott · CIK 0001831608 · CHIEF OPERATING OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 672,207

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $19.65 to $19.94, 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.