ATER

SEC source: 0000899243-21-027243 · doc4a.xml · nonDerivative · entry 2

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 186,468

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 December 15, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.62 to $33.60, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-027243 · doc4a.xml · nonDerivative · entry 1

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,142

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 December 15, 2020.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.51 to $32.45, inclusive. The reporting person undertakes to provide Aterian, Inc. (the "Company"), any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049617 · doc4a.xml · nonDerivative · entry 7

Pascal Tomer · CIK 0001778646 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 232,465

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F8 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.72 to $38.16, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049617 · doc4a.xml · nonDerivative · entry 6

Pascal Tomer · CIK 0001778646 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 234,652

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F7 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.71 to $37.71, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049617 · doc4a.xml · nonDerivative · entry 5

Pascal Tomer · CIK 0001778646 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 244,821

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F6 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.69 to $36.68, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049617 · doc4a.xml · nonDerivative · entry 4

Pascal Tomer · CIK 0001778646 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 258,929

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F5 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.64 to $35.63, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049617 · doc4a.xml · nonDerivative · entry 3

Pascal Tomer · CIK 0001778646 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 267,000

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F4 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.63 to $34.63, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049617 · doc4a.xml · nonDerivative · entry 2

Pascal Tomer · CIK 0001778646 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 279,202

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F3 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.62 to $33.60, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049617 · doc4a.xml · nonDerivative · entry 1

Pascal Tomer · CIK 0001778646 · Chief Revenue Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 281,392

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F2 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.51 to $32.45, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049615 · doc4a.xml · nonDerivative · entry 7

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 150,724

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.72 to $38.16, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049615 · doc4a.xml · nonDerivative · entry 6

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 152,393

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.71 to $37.71, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049615 · doc4a.xml · nonDerivative · entry 5

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 160,170

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.69 to $36.68, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049615 · doc4a.xml · nonDerivative · entry 4

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 170,964

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.64 to $35.63, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049615 · doc4a.xml · nonDerivative · entry 3

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 177,136

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.63 to $34.63, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049615 · doc4a.xml · nonDerivative · entry 2

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 186,468

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.62 to $33.60, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049615 · doc4a.xml · nonDerivative · entry 1

Zahut Roi Zion · CIK 0001778027 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 188,142

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.51 to $32.45, inclusive. The reporting person undertakes to provide Aterian, Inc. (the "Company"), any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049614 · doc4a.xml · nonDerivative · entry 7

Sarig Yaniv Zion · CIK 0001778026 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 240,332

F1 · kind: Shares were either: (a) automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards held by the Reporting Person for which the March 10, 2021 vesting date was approved on December 14, 2020, or (b) sold by the Reporting Person solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards owned by the Sarig-Bulow Family Trust for which the March 10, 2021 vesting date was approved on December 14, 2020. Pursuant to the arrangements of the Sarig-Bulow Family Trust, Mr. Sarig does not beneficially own any of the securities owned by the Sarig-Bulow Family Trust.

F8 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.72 to $38.16, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049614 · doc4a.xml · nonDerivative · entry 6

Sarig Yaniv Zion · CIK 0001778026 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 240,970

F1 · kind: Shares were either: (a) automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards held by the Reporting Person for which the March 10, 2021 vesting date was approved on December 14, 2020, or (b) sold by the Reporting Person solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards owned by the Sarig-Bulow Family Trust for which the March 10, 2021 vesting date was approved on December 14, 2020. Pursuant to the arrangements of the Sarig-Bulow Family Trust, Mr. Sarig does not beneficially own any of the securities owned by the Sarig-Bulow Family Trust.

F7 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.71 to $37.71, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049614 · doc4a.xml · nonDerivative · entry 5

Sarig Yaniv Zion · CIK 0001778026 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 243,940

F1 · kind: Shares were either: (a) automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards held by the Reporting Person for which the March 10, 2021 vesting date was approved on December 14, 2020, or (b) sold by the Reporting Person solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards owned by the Sarig-Bulow Family Trust for which the March 10, 2021 vesting date was approved on December 14, 2020. Pursuant to the arrangements of the Sarig-Bulow Family Trust, Mr. Sarig does not beneficially own any of the securities owned by the Sarig-Bulow Family Trust.

F6 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.69 to $36.68, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049614 · doc4a.xml · nonDerivative · entry 4

Sarig Yaniv Zion · CIK 0001778026 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 248,063

F1 · kind: Shares were either: (a) automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards held by the Reporting Person for which the March 10, 2021 vesting date was approved on December 14, 2020, or (b) sold by the Reporting Person solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards owned by the Sarig-Bulow Family Trust for which the March 10, 2021 vesting date was approved on December 14, 2020. Pursuant to the arrangements of the Sarig-Bulow Family Trust, Mr. Sarig does not beneficially own any of the securities owned by the Sarig-Bulow Family Trust.

F5 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.64 to $35.63, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049614 · doc4a.xml · nonDerivative · entry 3

Sarig Yaniv Zion · CIK 0001778026 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 250,416

F1 · kind: Shares were either: (a) automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards held by the Reporting Person for which the March 10, 2021 vesting date was approved on December 14, 2020, or (b) sold by the Reporting Person solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards owned by the Sarig-Bulow Family Trust for which the March 10, 2021 vesting date was approved on December 14, 2020. Pursuant to the arrangements of the Sarig-Bulow Family Trust, Mr. Sarig does not beneficially own any of the securities owned by the Sarig-Bulow Family Trust.

F4 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.63 to $34.63, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049614 · doc4a.xml · nonDerivative · entry 2

Sarig Yaniv Zion · CIK 0001778026 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 253,979

F1 · kind: Shares were either: (a) automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards held by the Reporting Person for which the March 10, 2021 vesting date was approved on December 14, 2020, or (b) sold by the Reporting Person solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards owned by the Sarig-Bulow Family Trust for which the March 10, 2021 vesting date was approved on December 14, 2020. Pursuant to the arrangements of the Sarig-Bulow Family Trust, Mr. Sarig does not beneficially own any of the securities owned by the Sarig-Bulow Family Trust.

F3 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.62 to $33.60, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049614 · doc4a.xml · nonDerivative · entry 1

Sarig Yaniv Zion · CIK 0001778026 · Director · See Remarks

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 254,615

F1 · kind: Shares were either: (a) automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards held by the Reporting Person for which the March 10, 2021 vesting date was approved on December 14, 2020, or (b) sold by the Reporting Person solely to satisfy the Reporting Person's tax withholding obligations upon the previously scheduled vesting of restricted stock awards owned by the Sarig-Bulow Family Trust for which the March 10, 2021 vesting date was approved on December 14, 2020. Pursuant to the arrangements of the Sarig-Bulow Family Trust, Mr. Sarig does not beneficially own any of the securities owned by the Sarig-Bulow Family Trust.

F2 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.51 to $32.45, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049608 · doc4a.xml · nonDerivative · entry 7

Chaouat-Fix Mihal · CIK 0001778022 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 261,000

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F8 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.72 to $38.16, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049608 · doc4a.xml · nonDerivative · entry 6

Chaouat-Fix Mihal · CIK 0001778022 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 263,047

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F7 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.71 to $37.71, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049608 · doc4a.xml · nonDerivative · entry 5

Chaouat-Fix Mihal · CIK 0001778022 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 272,569

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F6 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.69 to $36.68, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049608 · doc4a.xml · nonDerivative · entry 4

Chaouat-Fix Mihal · CIK 0001778022 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 285,793

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F5 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.64 to $35.63, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049608 · doc4a.xml · nonDerivative · entry 3

Chaouat-Fix Mihal · CIK 0001778022 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 293,347

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F4 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.63 to $34.63, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049608 · doc4a.xml · nonDerivative · entry 2

Chaouat-Fix Mihal · CIK 0001778022 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 304,776

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F3 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.62 to $33.60, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049608 · doc4a.xml · nonDerivative · entry 1

Chaouat-Fix Mihal · CIK 0001778022 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 306,825

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F2 · price: The price reported in Column 4 of Table I is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.51 to $32.45, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or staff of the Securities Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0000899243-21-049607 · doc4a.xml · nonDerivative · entry 7

Risico Joseph A · CIK 0001778024 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 180,127

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $37.72 to $38.16, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049607 · doc4a.xml · nonDerivative · entry 6

Risico Joseph A · CIK 0001778024 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 181,413

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $36.71 to $37.71, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049607 · doc4a.xml · nonDerivative · entry 5

Risico Joseph A · CIK 0001778024 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 187,408

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $35.69 to $36.68, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049607 · doc4a.xml · nonDerivative · entry 4

Risico Joseph A · CIK 0001778024 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 195,728

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.64 to $35.63, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049607 · doc4a.xml · nonDerivative · entry 3

Risico Joseph A · CIK 0001778024 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 200,480

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.63 to $34.63, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049607 · doc4a.xml · nonDerivative · entry 2

Risico Joseph A · CIK 0001778024 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 207,674

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.62 to $33.60, inclusive. The reporting person undertakes to provide the Company, any security holder of the Company, 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 herein in this footnote.

SEC source: 0000899243-21-049607 · doc4a.xml · nonDerivative · entry 1

Risico Joseph A · CIK 0001778024 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 208,961

F1 · kind: Shares were automatically sold by the Reporting Person on a non-discretionary basis solely to satisfy tax withholding obligations upon the previously scheduled vesting of restricted stock awards for which the March 10, 2021 vesting date was approved on December 14, 2020.

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.51 to $32.45, inclusive. The reporting person undertakes to provide Aterian, Inc. (the "Company"), any security holder of the Company, 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 herein in this footnote.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 18

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,972,507

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 17

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,967,507

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 16

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,679,047

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 15

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,678,447

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 14

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,678,147

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 13

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,639,341

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 12

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,473,921

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 11

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,300,967

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 10

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,296,451

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 9

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,234,170

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 8

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,193,332

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 7

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,189,109

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.

SEC source: 0001104659-21-033392 · tm219044d4_4.xml · nonDerivative · entry 6

9830 Macarthur LLC · CIK 0001834515 · 10% owner

Nijor Children's Trust UA 1/2/2017 · CIK 0001849794 · 10% owner

Puzovic Jelena · CIK 0001849791 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · By: 9830 Macarthur, LLC

Disclosed balance after: 4,157,452

F1 · ownership.nature: 9830 Macarthur, LLC ("Macarthur") is a private investment vehicle. Macarthur directly owns the securities reported herein. Nijor Children's Trust UA 1/2/2017 (the "Trust") is the Manager of Macarthur. Jelena Puzovic is the Trustee of the Trust. Each Reporting Person disclaims beneficial ownership of all securities reported herein, except to the extent of their pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 of the Securities and Exchange Act of 1934 or for any other purpose.