Tansey Casey M

SEC source: 0001527715-21-000003 · edgar.xml · derivative · entry 7

PRESIDIO MANAGEMENT GROUP VII L L C · CIK 0001225482 · 10% owner

US VENTURE PARTNERS VII L P · CIK 0001225439 · 10% owner

2180 ASSOCIATES FUND VII L P · CIK 0001225440 · 10% owner

USVP ENTREPRENEUR PARTNERS VII A L P · CIK 0001225442 · 10% owner

USVP ENTREPRENEUR PARTNERS VII B L P · CIK 0001225443 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by 2180 Associates Fund VII, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 46,701 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F1 · derivative.exercise_date: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F1 · derivative.expiration_date: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F2 · ownership.nature: Presidio Management Group VII, L.L.C. ("PMG VII"), the general partner of each of U.S. Venture Partners VII, L.P. 2180 Associates Fund VII, L.P., USVP Entrepreneur Partners VII-A, L.P. and USVP Entrepreneur Partners VII-B, L.P. (together, the "USVP VII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP VII Funds. Casey Tansey is the sole managing partner of PMG VII and may be deemed to have sole dispositive power over the reported securities held by the USVP VII Funds and may be deemed to have shared voting power over the reported securities held by the USVP VII Funds. Each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-21-000003 · edgar.xml · derivative · entry 6

PRESIDIO MANAGEMENT GROUP VII L L C · CIK 0001225482 · 10% owner

US VENTURE PARTNERS VII L P · CIK 0001225439 · 10% owner

2180 ASSOCIATES FUND VII L P · CIK 0001225440 · 10% owner

USVP ENTREPRENEUR PARTNERS VII A L P · CIK 0001225442 · 10% owner

USVP ENTREPRENEUR PARTNERS VII B L P · CIK 0001225443 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by U.S. Venture Partners VII, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 2,241,670 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F1 · derivative.exercise_date: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F1 · derivative.expiration_date: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F2 · ownership.nature: Presidio Management Group VII, L.L.C. ("PMG VII"), the general partner of each of U.S. Venture Partners VII, L.P. 2180 Associates Fund VII, L.P., USVP Entrepreneur Partners VII-A, L.P. and USVP Entrepreneur Partners VII-B, L.P. (together, the "USVP VII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP VII Funds. Casey Tansey is the sole managing partner of PMG VII and may be deemed to have sole dispositive power over the reported securities held by the USVP VII Funds and may be deemed to have shared voting power over the reported securities held by the USVP VII Funds. Each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-21-000003 · edgar.xml · nonDerivative · entry 5

PRESIDIO MANAGEMENT GROUP VII L L C · CIK 0001225482 · 10% owner

US VENTURE PARTNERS VII L P · CIK 0001225439 · 10% owner

2180 ASSOCIATES FUND VII L P · CIK 0001225440 · 10% owner

USVP ENTREPRENEUR PARTNERS VII A L P · CIK 0001225442 · 10% owner

USVP ENTREPRENEUR PARTNERS VII B L P · CIK 0001225443 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by Casey Tansey

Disclosed balance after: 5,000

F3 · kind: The shares were purchased in the Issuer's initial public offering.

SEC source: 0001527715-21-000003 · edgar.xml · nonDerivative · entry 4

PRESIDIO MANAGEMENT GROUP VII L L C · CIK 0001225482 · 10% owner

US VENTURE PARTNERS VII L P · CIK 0001225439 · 10% owner

2180 ASSOCIATES FUND VII L P · CIK 0001225440 · 10% owner

USVP ENTREPRENEUR PARTNERS VII A L P · CIK 0001225442 · 10% owner

USVP ENTREPRENEUR PARTNERS VII B L P · CIK 0001225443 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by USVP Entrepreneur Partners VII-B, L.P.

Disclosed balance after: 76,755

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F2 · ownership.nature: Presidio Management Group VII, L.L.C. ("PMG VII"), the general partner of each of U.S. Venture Partners VII, L.P. 2180 Associates Fund VII, L.P., USVP Entrepreneur Partners VII-A, L.P. and USVP Entrepreneur Partners VII-B, L.P. (together, the "USVP VII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP VII Funds. Casey Tansey is the sole managing partner of PMG VII and may be deemed to have sole dispositive power over the reported securities held by the USVP VII Funds and may be deemed to have shared voting power over the reported securities held by the USVP VII Funds. Each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-21-000003 · edgar.xml · nonDerivative · entry 3

PRESIDIO MANAGEMENT GROUP VII L L C · CIK 0001225482 · 10% owner

US VENTURE PARTNERS VII L P · CIK 0001225439 · 10% owner

2180 ASSOCIATES FUND VII L P · CIK 0001225440 · 10% owner

USVP ENTREPRENEUR PARTNERS VII A L P · CIK 0001225442 · 10% owner

USVP ENTREPRENEUR PARTNERS VII B L P · CIK 0001225443 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by USVP Entrepreneur Partners VII-A, L.P.

Disclosed balance after: 76,755

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F2 · ownership.nature: Presidio Management Group VII, L.L.C. ("PMG VII"), the general partner of each of U.S. Venture Partners VII, L.P. 2180 Associates Fund VII, L.P., USVP Entrepreneur Partners VII-A, L.P. and USVP Entrepreneur Partners VII-B, L.P. (together, the "USVP VII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP VII Funds. Casey Tansey is the sole managing partner of PMG VII and may be deemed to have sole dispositive power over the reported securities held by the USVP VII Funds and may be deemed to have shared voting power over the reported securities held by the USVP VII Funds. Each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-21-000003 · edgar.xml · nonDerivative · entry 2

PRESIDIO MANAGEMENT GROUP VII L L C · CIK 0001225482 · 10% owner

US VENTURE PARTNERS VII L P · CIK 0001225439 · 10% owner

2180 ASSOCIATES FUND VII L P · CIK 0001225440 · 10% owner

USVP ENTREPRENEUR PARTNERS VII A L P · CIK 0001225442 · 10% owner

USVP ENTREPRENEUR PARTNERS VII B L P · CIK 0001225443 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by 2180 Associates Fund VII, L.P.

Disclosed balance after: 153,508

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F2 · ownership.nature: Presidio Management Group VII, L.L.C. ("PMG VII"), the general partner of each of U.S. Venture Partners VII, L.P. 2180 Associates Fund VII, L.P., USVP Entrepreneur Partners VII-A, L.P. and USVP Entrepreneur Partners VII-B, L.P. (together, the "USVP VII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP VII Funds. Casey Tansey is the sole managing partner of PMG VII and may be deemed to have sole dispositive power over the reported securities held by the USVP VII Funds and may be deemed to have shared voting power over the reported securities held by the USVP VII Funds. Each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-21-000003 · edgar.xml · nonDerivative · entry 1

PRESIDIO MANAGEMENT GROUP VII L L C · CIK 0001225482 · 10% owner

US VENTURE PARTNERS VII L P · CIK 0001225439 · 10% owner

2180 ASSOCIATES FUND VII L P · CIK 0001225440 · 10% owner

USVP ENTREPRENEUR PARTNERS VII A L P · CIK 0001225442 · 10% owner

USVP ENTREPRENEUR PARTNERS VII B L P · CIK 0001225443 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Held by U.S. Venture Partners VII, L.P.

Disclosed balance after: 7,368,405

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: All of the shares of convertible preferred stock automatically converted into shares of the Issuer's common stock on a 1-for-1 basis upon the closing of the Issuer's intital public offering. The convertible preferred stock had no expiration date.

F2 · ownership.nature: Presidio Management Group VII, L.L.C. ("PMG VII"), the general partner of each of U.S. Venture Partners VII, L.P. 2180 Associates Fund VII, L.P., USVP Entrepreneur Partners VII-A, L.P. and USVP Entrepreneur Partners VII-B, L.P. (together, the "USVP VII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP VII Funds. Casey Tansey is the sole managing partner of PMG VII and may be deemed to have sole dispositive power over the reported securities held by the USVP VII Funds and may be deemed to have shared voting power over the reported securities held by the USVP VII Funds. Each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001104659-21-003448 · a4.xml · nonDerivative · entry 1

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 19,005

F1 · shares: Represents shares of common stock received in lieu of cash fees pursuant to the Issuer's Non-Employee Director Compensation Policy.

SEC source: 0001548538-20-000027 · edgar.xml · derivative · entry 9

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII-A, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 14,677 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.exercise_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.expiration_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-20-000027 · edgar.xml · derivative · entry 8

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 289,198 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.exercise_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.expiration_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-20-000027 · edgar.xml · derivative · entry 7

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII-A, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 90,335 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.exercise_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.expiration_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-20-000027 · edgar.xml · derivative · entry 6

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII, L.P.

Disclosed balance after: 0

Underlying: Common Stock · 1,779,969 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.exercise_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F2 · derivative.expiration_date: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-20-000027 · edgar.xml · nonDerivative · entry 5

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by Tansey

Disclosed balance after: 47,619

F1 · kind: The shares were purchased in the Issuer's initial public offering.

SEC source: 0001548538-20-000027 · edgar.xml · nonDerivative · entry 4

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII-A, L.P.

Disclosed balance after: 105,012

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-20-000027 · edgar.xml · nonDerivative · entry 3

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII-A, L.P.

Disclosed balance after: 90,335

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-20-000027 · edgar.xml · nonDerivative · entry 2

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII, L.P.

Disclosed balance after: 2,069,167

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-20-000027 · edgar.xml · nonDerivative · entry 1

Presidio Management Group XII, L.L.C. · CIK 0001734820 · 10% owner

U.S. Venture Partners XII, L.P. · CIK 0001734819 · 10% owner

U.S. Venture Partners XII-A, L.P. · CIK 0001754875 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By U.S. Venture Partners XII, L.P.

Disclosed balance after: 1,779,969

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Series B and Series C Preferred Stock automatically converted into shares of the Issuer's Common Stock immediately upon the closing of the Issuer's imitial public offering, for no additional consideration at a rate of 1 share of Common Stock for each 3.713 shares of Preferred Stock, based on the conversion price currently in effect. The Preferred Stock had no expiration date.

F3 · ownership.nature: Presidio Management Group XII, L.L.C. ("PMG XII"), the general partner of each of U.S. Venture Partners XII, L.P. and U.S. Venture Partners XII-A, L.P. (together, the "USVP XII Funds"), has sole voting and dispositive power with respect to the shares held by the USVP XII. Casey Tansey is the sole managing partner of PMG XII and may be deemed to have voting and dispositive power over the reported securities held by the USVP XII Funds, and each of the foregoing persons disclaims beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 7

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by Lewis

Disclosed balance after: 40,883

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $65.52 to $67.32, inclusive for sales on 11/18/2020. The reporting persons undertake to provide 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 ranges set forth in this footnote to this Form 4.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 12

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly held by Krausz childrens trusts

Disclosed balance after: 34,576

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F5 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMG X Distribution.

F7 · ownership.nature: Held by affiliated trusts for the benefit of Krausz children.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 11

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly held by Krausz childrens trusts

Disclosed balance after: 34,576

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F5 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMG X Distribution.

F7 · ownership.nature: Held by affiliated trusts for the benefit of Krausz children.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 10

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly held by family trust controlled by Krausz

Disclosed balance after: 11,794

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F5 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMG X Distribution.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 9

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by Tansey

Disclosed balance after: 67,730

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F5 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMG X Distribution.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 8

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly held by family trust controlled by Matteucci

Disclosed balance after: 56,173

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F5 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMG X Distribution.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 6

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by Lewis

Disclosed balance after: 60,883

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F5 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMG X Distribution.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 5

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by Federman

Disclosed balance after: 37,268

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F5 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMG X Distribution.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 4

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by PMG X

Disclosed balance after: 0

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F4 · ownership.nature: Represents a pro-rata in-kind distribution of the Issuer's common stock held directly by PMG X, without additional consideration, to its members (the "PMG X Distribution"). Jonathan Root, a director of the Issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci, and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by PMG X, and disclaim beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 3

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by PMG X

Disclosed balance after: 587,851

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F3 · ownership.nature: Represents a pro-rata in-kind distribution of the Issuer's common stock to PMG X from each of the USVP Funds, without additional consideration. Jonathan Root, a director of the Issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci, and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by PMG X, and disclaim beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 2

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by AFF X

Disclosed balance after: 167,627

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F2 · ownership.nature: Represents a pro-rata in-kind distribution of the Issuer's common stock held directly by each of U.S. Venture Partners X, L.P. ("USVP") and USVP X Affiliates Fund , L.P. ("AFF X" and, together with USVP X, the "USVP Funds", and may be deemed to have sole voting and dispositive power over the securities held by the USVP Funds. Jonathan Root, a director of the Issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci, and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds, and disclaim beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001527715-20-000024 · edgar.xml · nonDerivative · entry 1

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by USVP X

Disclosed balance after: 5,239,744

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F2 · ownership.nature: Represents a pro-rata in-kind distribution of the Issuer's common stock held directly by each of U.S. Venture Partners X, L.P. ("USVP") and USVP X Affiliates Fund , L.P. ("AFF X" and, together with USVP X, the "USVP Funds", and may be deemed to have sole voting and dispositive power over the securities held by the USVP Funds. Jonathan Root, a director of the Issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci, and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds, and disclaim beneficial ownership of such securities, except to the extent of any pecuniary interest therein.

SEC source: 0001548538-21-000006 · edgar.xml · nonDerivative · entry 1

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly held by Casey M.Tansey.

Disclosed balance after: 165,692

F1 · kind: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F1 · price: Represents a pro-rata in-kind distribution of the Issuer's common stock, and not a purchase or sale, without additional consideration to their respective partners, members and assignees, as applicable.

F2 · balance_after: The original Form 4 filed on November 19, 2020, is being amended by this Form 4 amendment solely to correct an adminstrative error, which incorrectly underreported the amount of shares indirectly owned by the Reporting Person listed in column 5 as 67,730 shares instead of 165,692.shares.

F3 · ownership.nature: Represents a change in the form of ownership from indirect to direct by virtue of the receipt of shares in the PMGX Distribution. Shares are held directly by the Reporting Person.

SEC source: 0001104659-20-114517 · a4.xml · nonDerivative · entry 1

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,935

F1 · shares: Represents shares of common stock received in lieu of cash fees pursuant to the Issuer's Non-Employee Director Compensation Policy.

SEC source: 0001104659-20-105743 · a4.xml · nonDerivative · entry 3

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,830

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $129.98 to $130.05. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-105743 · a4.xml · nonDerivative · entry 2

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 20,856

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $128.97 to $129.94. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-105743 · a4.xml · nonDerivative · entry 1

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,010

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $127.97 to $128.96. The reporting person undertakes to provide Inspire Medical Systems, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-083451 · a4.xml · nonDerivative · entry 1

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,830

F1 · shares: Represents shares of common stock received in lieu of cash fees pursuant to the Issuer's Non-Employee Director Compensation Policy.

SEC source: 0001104659-20-074178 · a4.xml · nonDerivative · entry 6

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,681

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.10 to $85.66. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-074178 · a4.xml · nonDerivative · entry 5

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,244

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $84.11 to $85.09. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-074178 · a4.xml · nonDerivative · entry 4

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 88,796

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.10 to $84.09. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-074178 · a4.xml · nonDerivative · entry 3

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 115,149

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.11 to $83.09. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-074178 · a4.xml · nonDerivative · entry 2

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 119,532

F2 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $81.10 to $82.09. The reporting person undertakes to provide the Company, any security holder of the Company, or the staff of the SEC, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001104659-20-074178 · a4.xml · nonDerivative · entry 1

Tansey Casey M · CIK 0001474322 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 124,730

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $80.00 to $80.85. The reporting person undertakes to provide Inspire Medical Systems, Inc. (the "Company"), any security holder of the Company, or the staff of the Securities and Exchange Commission (the "SEC"), upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

SEC source: 0001548538-20-000010 · edgar.xml · derivative · entry 13

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by AFF X

Disclosed balance after: 0

Underlying: Common Stock · 72,887 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein

SEC source: 0001548538-20-000010 · edgar.xml · derivative · entry 12

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by USVP X

Disclosed balance after: 0

Underlying: Common Stock · 2,278,331 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein

SEC source: 0001548538-20-000010 · edgar.xml · derivative · entry 11

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by AFF X

Disclosed balance after: 0

Underlying: Common Stock · 92,771 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein

SEC source: 0001548538-20-000010 · edgar.xml · derivative · entry 10

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by USVP X

Disclosed balance after: 0

Underlying: Common Stock · 2,899,876 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein

SEC source: 0001548538-20-000010 · edgar.xml · derivative · entry 9

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by AFF X

Disclosed balance after: 0

Underlying: Common Stock · 73,809 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein

SEC source: 0001548538-20-000010 · edgar.xml · derivative · entry 8

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by USVP X

Disclosed balance after: 0

Underlying: Common Stock · 2,307,142 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.exercise_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F1 · derivative.expiration_date: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein

SEC source: 0001548538-20-000010 · edgar.xml · nonDerivative · entry 7

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by Casey Tansey

Disclosed balance after: 97,962

SEC source: 0001548538-20-000010 · edgar.xml · nonDerivative · entry 6

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by AFF X

Disclosed balance after: 239,467

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein

SEC source: 0001548538-20-000010 · edgar.xml · nonDerivative · entry 5

Presidio Management Group X LLC · CIK 0001602744 · 10% owner

US VENTURE PARTNERS X LP · CIK 0001440514 · 10% owner

USVP X AFFILIATES LP · CIK 0001453359 · 10% owner

FEDERMAN IRWIN · CIK 0001192391 · 10% owner

KRAUSZ STEVEN M · CIK 0001190636 · 10% owner

Lewis Richard W. · CIK 0001534399 · 10% owner

Matteucci Paul A · CIK 0001370817 · 10% owner

Tansey Casey M · CIK 0001474322 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · Directly owned by AFF X

Disclosed balance after: 166,580

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each share of the Issuer's preferred stock is convertible on a one-to-one basis into shares of the Issuer's common stock at the holder's election and has no expiration date. The preferred stock will automatically convert into common stock upon the closing of the Issuer's initial public offering.

F2 · ownership.nature: The reported securities are owned directly by each of U.S. Venture Partners X, L.P. ("USVP X") and USVP X Affiliates Fund, L.P. ("AFF X") (together, the "USVP X Funds"). Presidio Management Group X, L.L.C. ("PMG X") is the general partner of each of the USVP X Funds and may be deemed to have sole voting and dispositive power over the reported securities held by the USVP X Funds. Jonathan D. Root, a director of the issuer, Irwin Federman, Steven Krausz, Richard Lewis, Paul Matteucci and Casey Tansey are the managing members of PMG X, who may be deemed to share voting and dispositive power over the reported securities held by the USVP X Funds. Such persons and entities disclaim beneficial ownership of the reported securities held by the USVP X Funds, except to the extent of any pecuniary interest therein