TSSI · TSS, Inc.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock.

1. (1) The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $12.10 to $12.50, inclusive. The reporting person undertakes to provide to Issuer, any security holder of 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.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock awards.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock awards.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock awards.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock awards.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock awards.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock awards.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Mohindra and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 1,261 shares will vest on January 14, 2027, (2) 1,261 shares will vest on January 14, 2028, and (3) 1,262 shares will vest on January 14, 2029.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Dewan and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 12,614 shares will vest on January 14, 2027, (2) 12,614 shares will vest on January 14, 2028, and (3) 12,615 shares will vest on January 14, 2029.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Woodward and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 1,261 shares will vest on January 14, 2027, (2) 1,261 shares will vest on January 14, 2028, and (3) 1,262 shares will vest on January 14, 2029.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Chism and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 11,038 shares will vest on January 14, 2027, (2) 11,038 shares will vest on January 14, 2028, and (3) 11,037 shares will vest on January 14, 2029.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Brennan and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 4,060 shares will vest on January 14, 2027, (2) 4,060 shares will vest on January 14, 2028, and (3) 4,061 shares will vest on January 14, 2029.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Marrott and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 9,934 shares will vest on January 14, 2027, (2) 9,934 shares will vest on January 14, 2028, and (3) 9,933 shares will vest on January 14, 2029.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Fahy and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 1,261 shares will vest on January 14, 2027, (2) 1,261 shares will vest on January 14, 2028, and (3) 1,262 shares will vest on January 14, 2029.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Metzler and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 1,261 shares will vest on January 14, 2027, (2) 1,261 shares will vest on January 14, 2028, and (3) 1,262 shares will vest on January 14, 2029.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock share awards. No shares were sold.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock share awards. No shares were sold.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $8.25000 to $8.34010, inclusive.

The shares are owned by MHW Capital Management, LLC. The reporting person is the principal of MHW Capital Management, LLC

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $8.79010 to $8.90000, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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 footnotes (1) and (3).

The shares are owned by MHW Capital Management, LLC. The reporting person is the principal of MHW Capital Management, LLC

Reflects the gift of common stock to family members.

The option becomes exercisable and may be exercised as follows: (1) 2,000 shares on November 11, 2026, (2) 2,000 shares on November 11, 2027, and (3) 2,000 shares on November 11, 2028.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $16.15 to $16.19, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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.

1. The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $16.15 to $16.19, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $16.15 to $16.22, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $16.205 to $16.24, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $16.245 to $16.26, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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.

Reflects shares surrendered to the Issuer to satisfy tax withholding obligations in connection with the vesting of restricted stock share awards. No shares were sold.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $13.5000 to $14.1650, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $12.98 to $13.12, inclusive. The reporting person undertakes to provide to TSS, Inc., any security holder of TSS, Inc., 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.

These shares of common stock represent restricted stock previously granted to Mr. Chism that were subject to financial performance vesting criteria that has been achieved. The restricted stock vests in installments as follows assuming Mr. Chism remains employed through the vesting date: (1) 30,000 of the shares vested on the grant date, and (2) 50,000 of the shares will vest on January 1, 2026, and are subject to forfeiture.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Chism and the Issuer and are subject to forfeiture. The restricted stock awarded will vest in installments as follows: (1) 50,000 shares will vest on January 16, 2026, and (2) 50,000 shares will vest on January 16, 2027, and (3) 50,000 shares will vest on January 16, 2028.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Dewan and the Issuer and are subject to forfeiture. The restricted stock award will vest in installments as follows: (1) 100,000 shares will vest on January 16, 2026, and (2) 100,000 shares will vest on January 16, 2027.

These shares of common stock represent restricted stock granted pursuant to an award agreement between Mr. Marrott and the Issuer and are subject to forfeiture. The restricted stock award vests in installments as follows: (1) 50,000 shares will vest on January 16, 2026, (2) 50,000 shares will vest on January 16, 2027, and (3) 50,000 shares will vest on January 16, 2028.