LESL · Leslie's, Inc.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs which fully vested on August 26, 2026.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs which fully vested on August 26, 2026.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs of which 10,189 will vest in equal installments on August 14, 2027, and August 14, 2028, subject to Ms. College's continuous employment or service with the Issuer or an affilate until the applicable vesting date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs, of which 343 will vest in equal installments on May 23, 2027 and May 23, 2028, subject to Mr. Lindquist's continuous employment or services with the Issuer or an affiliate until the applicable vesting date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs, of which 580 will vest on May 18, 2027, subject to Ms. Cramer's continuous employment or service with the Issuer or an affiliate until the applicable vesting date.

Shares acquired in settlement of performance share units (which were not derivative securities) received under the Company's long-term compensation plan.

Shares acquired in settlement of performance share units (which were not derivative securities) received under the Company's long-term compensation plan.

Shares acquired in settlement of performance share units (which were not derivative securities) received under the Company's long-term compensation plan.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in March 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Mr. Estep's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Mr. Strain's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Ms. Spofford's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Ms. Nagler's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Ms. Naylor's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Mr. Hartmann's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Ms. Daniel's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of 4,500 RSUs which will vest on the earlier of (a) March 24, 2027 or (b) the day prior to the Company's Annual Meeting of Shareholders held in 2027 (the earlier of (a) and (b) referred to as the "Vesting Date"), subject to Ms. O'Farrell's continuous service as a member of the Board until the Vesting Date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs, of which 10,000 will vest equally on March 15, 2027 and March 14, 2028, subject to Ms. Cramer's continuous employment or service with the Issuer or an affiliate until the applicable vesting date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs, of which 2,854 will vest equally on March 15, 2027 and March 14, 2028, subject to Ms. Cramer's continuous employment or service with the Issuer or an affiliate until the applicable vesting date.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Total holdings have been adjusted to reflect an inadvertent underreporting of 191 shares of Common Stock in the Reporting Person's piror Form 4 filed on December 9, 2025.

Each Restricted Stock Unit ("RSU") represents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs which fully vested on January 27, 2026.

Each Restricted Stock Unit ("RSU") respesents the contingent right to receive, upon vesting of the RSU, one share of the Issuer's Common Stock.

Represents a grant of RSUs, of which 46,449 will vest in equal installments on December 23, 2026, December 23, 2027, and December 23, 2028, subject to Mr. McDonell's continuous employment or services with the Issuer or an affiliate until the applicable vesting date.

Reflects adjustments made in connection with the 1-for-20 reverse stock split of the Issuer's Common Stock, effective September 29, 2025.

Represents options to purchase shares ("Options") that will vest and become exercisable with respect to 33.3% of total shares on each of December 23, 2026, December 23, 2027, and December 23, 2028, subject to Ms. College's contiued employment through the applicable vesting date.

All of the Options will expire upon the earliest of (i) December 23, 2035; (ii) twelve months after Ms. College's termination of employment or service due to death; (iii) immediately upon termination of Ms. College's employment or service for "cause," or (iv) ninety days after Ms. College's termination of employment or service for any reason not specificed int the foregoing (ii) or (iii).