HCSG · Healthcare Services Group Inc

This transaction was executed in multiple trades. The price reported above reflects the weighted average sales 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.

Restricted stock units shall vest at the rate of 20% annually, commencing on the first anniversary of the July 1, 2026 grant date.

Amount includes 19,922 unvested restricted stock units.

The reporting person has elected to receive fully vested shares of Deferred Stock Units ("DSUs") under the Issuer's 2020 Amended Omnibus Incentive Plan in lieu of cash fees payable for service on the Issuer's Board of Directors and any committees thereof. The reporting person made this election in 2025 which applies to the director's fees earned in 2026 in compliance with the issuer's black-out period guidelines. The number of shares represents the quotient of the amount of such fees divided by the issuer's closing stock price on the date such fees would otherwise be paid, rounded up to the nearest whole share. Such DSUs will be settled in shares of common stock ninety days following separation of service from the Board. The reporting person may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 1,969 unvested DSUs and 16,345 vested DSUs.

The reporting person has elected to receive fully vested shares of Deferred Stock Units ("DSUs") under the Issuer's 2020 Omnibus Incentive Plan in lieu of cash fees payable for service on the Issuer's Board of Directors and any committees thereof. The reporting person made this election in 2025 which applies to Director's fees earned in 2026 in compliance with the Issuer's blackout period guidelines. The number of shares represents the quotient of the amount of such fees divided by the Issuer's closing stock price on the date such fees would otherwise be paid, rounded up to the nearest whole share. Such DSUs will be settled in shares of common stock ninety days following separation of service from the Board. The reporting person may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 1,969 unvested DSUs and 3,388 vested DSUs.

The reporting person has elected to receive fully vested shares of Deferred Stock Units ("DSUs") under the Issuer's 2020 Omnibus Incentive Plan in lieu of cash fees payable for service on the Issuer's Board of Directors and any committees thereof. The reporting person made this election in 2025 which applies to Director's fees earned in 2026 in compliance with the Issuer's blackout period guidelines. The number of shares represents the quotient of the amount of such fees divided by the Issuer's closing stock price on the date such fees would otherwise be paid, rounded up to the nearest whole share. Such DSUs will be settled in shares of common stock on the first to occur of (i) January 1, 2031; (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). The reporting person may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 1,969 unvested DSUs and 28,801 vested DSUs.

This amendment is being filed to correct the Form 4 filed on May 28, 2026 to solely reflect the vesting of shares previously granted on May 27, 2025.

Shares issued at the conversion rate of 1-for-1.

These Restricted Stock Units shall vest at the rate of 20% annually, commencing on the first anniversary of the May 27, 2025 grant date.

Represents a grant of unvested deferred stock units ("DSU") which will become fully vested on the one year anniversary of the grant date. Such DSUs will be settled in shares of common stock on the first to occur of (i) five-year anniversary of the Date of Grant, (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). A Participant may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 4,775 unvested DSUs and 25,384 vested DSUs.

Represents a grant of unvested deferred stock units ("DSU") which will become fully vested on the one year anniversary of the grant date. Such DSUs will be settled in shares of common stock on the first to occur of (i) five-year anniversary of the Date of Grant, (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). A Participant may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 4,775 unvested DSUs and 10,200 vested DSUs.

Represents a grant of unvested deferred stock units ("DSU") which will become fully vested on the one year anniversary of the grant date. Such DSUs will be settled in shares of common stock on the first to occur of (i) five-year anniversary of the Date of Grant, (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). A Participant may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 4,775 unvested DSUs and 10,200 vested DSUs, and 434 shares of Common Stock.

Amount represents 1,969 unvested DSUs

The reporting person has elected to receive fully vested shares of Deferred Stock Units ("DSUs") under the Issuer's 2020 Omnibus Incentive Plan in lieu of cash fees payable for service on the Issuer's Board of Directors and any committees thereof. The reporting person made this election in 2025 which applies to Director's fees earned in 2026 in compliance with the Issuer's blackout period guidelines. The number of shares represents the quotient of the amount of such fees divided by the Issuer's closing stock price on the date such fees would otherwise be paid, rounded up to the nearest whole share. Such DSUs will be settled in shares of common stock ninety days following separation of service from the Board. The reporting person may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 4,775 unvested DSUs and 480 vested DSUs.

Represents a grant of unvested deferred stock units ("DSU") which will become fully vested on the one year anniversary of the grant date. Such DSUs will be settled in shares of common stock on the first to occur of (i) five-year anniversary of the Date of Grant, (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). A Participant may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 4,775 unvested DSUs and 10,200 vested DSUs.

Represents a grant of unvested deferred stock units ("DSU") which will become fully vested on the one year anniversary of the grant date. Such DSUs will be settled in shares of common stock on the first to occur of (i) five-year anniversary of the Date of Grant, (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). A Participant may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 4,775 unvested DSUs and 13,233 vested DSUs.

Represents a grant of unvested deferred stock units ("DSU") which will become fully vested on the one year anniversary of the grant date. Such DSUs will be settled in shares of common stock on the first to occur of (i) five-year anniversary of the Date of Grant, (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). A Participant may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amounts represent 4,775 unvested DSUs and 10,200 vested DSUs.

The reporting person has elected to receive fully vested shares of Deferred Stock Units ("DSUs") under the Issuer's 2020 Omnibus Incentive Plan in lieu of cash fees payable for service on the Issuer's Board of Directors and any committees thereof. The reporting person made this election in 2025 which applies to Director's fees earned in 2026 in compliance with the Issuer's blackout period guidelines. The number of shares represents the quotient of the amount of such fees divided by the Issuer's closing stock price on the date such fees would otherwise be paid, rounded up to the nearest whole share. Such DSUs will be settled in shares of common stock on the first to occur of (i) January 1, 2031; (ii) the Participant's date of death, disability or separation from service; or (iii) the date of a Change of Control (the "Settlement Date"). The reporting person may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 2,806 unvested DSUs and 25,384 vested DSUs.

The reporting person has elected to receive fully vested shares of Deferred Stock Units ("DSUs") under the Issuer's 2020 Omnibus Incentive Plan in lieu of cash fees payable for service on the Issuer's Board of Directors and any committees thereof. The reporting person made this election in 2025 which applies to Director's fees earned in 2026 in compliance with the Issuer's blackout period guidelines. The number of shares represents the quotient of the amount of such fees divided by the Issuer's closing stock price on the date such fees would otherwise be paid, rounded up to the nearest whole share. Such DSUs will be settled in shares of common stock ninety days following separation of service from the Board. The reporting person may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 2,806 unvested DSUs and 480 vested DSUs.

The reporting person has elected to receive fully vested shares of Deferred Stock Units ("DSUs") under the Issuer's 2020 Amended Omnibus Incentive Plan in lieu of cash fees payable for service on the Issuer's Board of Directors and any committees thereof. The reporting person made this election in 2025 which applies to the director's fees earned in 2026 in compliance with the issuer's black-out period guidelines. The number of shares represents the quotient of the amount of such fees divided by the issuer's closing stock price on the date such fees would otherwise be paid, rounded up to the nearest whole share. Such DSUs will be settled in shares of common stock ninety days following separation of service from the Board. The reporting person may elect a further deferral beyond the Settlement Date pursuant to the rules of Code Section 409A.

Amount represents 2,806 unvested DSUs and 13,233 vested DSUs.

Amount includes 15,735 unvested restricted stock units.

Represents shares withheld to pay taxes.

Represents common stock earned and delivered on a performance stock unit award previously granted in February 2023, based on the satisfaction of certain financial performance criteria for the period ended December 31, 2025. The Company's Nominating, Compensation and Stock Option Committee certified the level of performance-goal attainment on February 24, 2026 and the shares vested upon certification.

Represents common stock earned and delivered on a performance stock unit award previously granted in February 2023, based on the satisfaction of certain financial performance criteria for the period ended December 31, 2025. The Company's Nominating, Compensation and Stock Option Committee certified the level of performance-goal attainment on February 24, 2026 and the shares vested upon certification.

Shares issued at the conversion rate of 1-for-1.

These Restricted Stock Units shall vest at the rate of 20% annually, commencing on the first anniversary of the February 24, 2023 grant date.

Represents shares withheld to pay taxes.

Represents shares withheld to pay taxes.

Represents shares withheld to pay taxes.

Represents shares withheld to pay taxes.

Shares issued at the conversion rate of 1-for-1.

These Restricted Stock Units shall vest and become exercisable at the rate of 20% annually, commencing on the first anniversary of the February 24, 2023 grant date.

Represents shares withheld to pay taxes.

Shares issued at the conversion rate of 1-for-1.

These Restricted Stock Units shall vest at the rate of 20% annually, commencing on the first anniversary of the February 24, 2023 grant date.

Represents shares withheld to pay taxes.

Represents common stock earned and delivered on a performance stock unit award previously granted in February 2023, based on the satisfaction of certain financial performance criteria for the period ended December 31, 2025. The Company's Nominating, Compensation and Stock Option Committee certified the level of performance-goal attainment on February 24, 2026 and the shares vested upon certification.

Represents common stock earned and delivered on a performance stock unit award previously granted in February 2023, based on the satisfaction of certain financial performance criteria for the period ended December 31, 2025. The Company's Nominating, Compensation and Stock Option Committee certified the level of performance-goal attainment on February 24, 2026 and the shares vested upon certification.

Represents common stock earned and delivered on a performance stock unit award previously granted in February 2023, based on the satisfaction of certain financial performance criteria for the period ended December 31, 2025. The Company's Nominating, Compensation and Stock Option Committee certified the level of performance-goal attainment on February 24, 2026 and the shares vested upon certification.

Shares issued at the conversion rate of 1-for-1.

These Restricted Stock Units shall vest at the rate of 20% annually, commencing on the first anniversary of the February 24, 2023 grant date.

Represents shares withheld to pay taxes.

Shares issued at the conversion rate of 1-for-1.

These Restricted Stock Units shall vest at the rate of 20% annually, commencing on the first anniversary of the February 24, 2023 grant date.

Represents shares withheld to pay taxes.

Represents shares withheld to pay taxes.

These Options shall vest and become exercisable at the rate of 20% annually, commencing on the first anniversary of the January 3, 2025 grant date.

These Options shall vest and become exercisable at the rate of 20% annually, commencing on the first anniversary of the February 24, 2023 grant date.