CART · Maplebear Inc.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2025.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2025.

The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.01 to $41.90. The Reporting Person undertakes to provide the Issuer, any security holder of the Issuer, or the staff at the Securities and Exchange Commission, upon request, the full information regarding the number of shares sold at each separate price within the ranges set forth above.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2025.

The shares represent restricted stock units, which vest in full on the earlier of (i) the date of the Issuer's next annual meeting of stockholders (or the date immediately prior to such meeting if the Reporting Person's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election) or (ii) the one-year anniversary of the grant date, in each case subject to the Reporting Person's continued service through such date.

The shares represent restricted stock units, which vest in full on the earlier of (i) the date of the Issuer's next annual meeting of stockholders (or the date immediately prior to such meeting if the Reporting Person's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election) or (ii) the one-year anniversary of the grant date, in each case subject to the Reporting Person's continued service through such date.

The shares represent restricted stock units, which vest in full on the earlier of (i) the date of the Issuer's next annual meeting of stockholders (or the date immediately prior to such meeting if the Reporting Person's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election) or (ii) the one-year anniversary of the grant date, in each case subject to the Reporting Person's continued service through such date.

The shares represent restricted stock units, which vest in full on the earlier of (i) the date of the Issuer's next annual meeting of stockholders (or the date immediately prior to such meeting if the Reporting Person's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election) or (ii) the one-year anniversary of the grant date, in each case subject to the Reporting Person's continued service through such date.

The shares represent restricted stock units received by Daniel Sundheim ("Mr. Sundheim"), which vest in full on the earlier of (i) the date of the Issuer's next annual meeting of stockholders (or the date immediately prior to such meeting if Mr. Sundheim's service as a director ends at such meeting due to Mr. Sundheim's failure to be re-elected or Mr. Sundheim not standing for re-election) or (ii) the one-year anniversary of the grant date, in each case subject to Mr. Sundheim's continued service through such date.

Represents securities held by Mr. Sundheim. Mr. Sundheim may be deemed to hold the securities reported herein for the benefit of certain funds and accounts to which the Investment Manager (as defined below) serves as the investment manager or investment consultant.

This statement is filed by D1 Capital Partners L.P. (the "Investment Manager") and Mr. Sundheim. The foregoing persons are hereinafter sometimes referred to as the "Reporting Persons." The filing of this statement should not be construed as an admission that any Reporting Person is, for the purposes of Section 16 of the Securities Exchange Act of 1934, as amended, the beneficial owner of the securities reported except to the extent of its pecuniary interest therein, if any.

The shares represent restricted stock units, which vest in full on the earlier of (i) the date of the Issuer's next annual meeting of stockholders (or the date immediately prior to such meeting if the Reporting Person's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election) or (ii) the one-year anniversary of the grant date, in each case subject to the Reporting Person's continued service through such date.

The shares represent restricted stock units, which vest in full on the earlier of (i) the date of the Issuer's next annual meeting of stockholders (or the date immediately prior to such meeting if the Reporting Person's service as a director ends at such meeting due to the Reporting Person's failure to be re-elected or the Reporting Person not standing for re-election) or (ii) the one-year anniversary of the grant date, in each case subject to the Reporting Person's continued service through such date.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $40.34 to $40.47 per share, 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 range set forth in this footnote.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.34 to $40.3150 per share, 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 range set forth in this footnote.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

The shares represent restricted stock units (RSUs). 12.5% of the RSUs vest on the first quarterly anniversary of February 15, 2026, and the remainder of the RSUs vest in 7 equal quarterly installments thereafter, subject to continued service through each vesting date.

The shares represent restricted stock units (RSUs). Twenty percent (20%) of the RSUs vest on each quarterly anniversary of November 15, 2027, subject to continued service through each vesting date.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.53 to $40.50 per share, 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 range set forth in this footnote.

The shares represent restricted stock units (RSUs). Twenty percent (20%) of the RSUs vest on each quarterly anniversary of November 15, 2027, subject to continued service through each vesting date.

The shares represent restricted stock units (RSUs). Twenty percent (20%) of the RSUs vest on each quarterly anniversary of November 15, 2027, subject to continued service through each vesting date.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $38.1225 to $39.04 per share, 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 range set forth in this footnote.

The reported stock option exercise and sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.23 to $37.22 per share, 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 range set forth in this footnote.

The reported stock option exercise and sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.23 to $37.97 per share, 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 range set forth in this footnote.

The reported stock option exercise and sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.26 to $37.98 per share, 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 range set forth in this footnote.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.25 to $37.24 per share, 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 range set forth in this footnote.

The reported stock option exercise and sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on December 10, 2025.

The stock option is fully vested and exercisable.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.5201 to $36.53 per share, 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 range set forth in this footnote.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units

The stock option is fully vested and exercisable.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 26, 2024.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.70 to $45.7550 per share, 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 range set forth in this footnote.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 26, 2024.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.6950 to $45.66 per share, 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 range set forth in this footnote.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 26, 2024.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

Represents shares withheld to satisfy tax withholding obligations upon the vesting of restricted stock units.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2024.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.59 to $49.09 per share, 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 range set forth in this footnote.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 26, 2024.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2024.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2024.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $39.06 to $39.90 per share, 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 range set forth in this footnote.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 26, 2024.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 21, 2024.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $41.9150 to $42.86 per share, 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 range set forth in this footnote.

The reported sales were effected pursuant to a Rule 10b5-1 trading plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c), adopted on November 20, 2024.

The reported price is a weighted average price. These shares were sold in multiple transactions at prices ranging from $46.4250 to $47.4250 per share, 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 range set forth in this footnote.

Reflects the forfeiture of 1,257,102 unvested restricted stock units in connection with the Reporting Person's resignation as the Issuer's Chief Executive Officer and President.