FLYW

SEC source: 0000899243-21-021456 · doc4.xml · nonDerivative · entry 1

BAIN CAPITAL VENTURE INVESTORS, LLC · CIK 0001309469 · 10% owner

BCIP Venture Associates II, L.P. · CIK 0001859026 · 10% owner

BCIP Venture Associates II-B, LP · CIK 0001859012 · 10% owner

Salem Enrique T · CIK 0001295402 · 10% owner

Agarwal Ajay · CIK 0001708763 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 6,866,742

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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: In the Conversion, the 488,607 shares of Series A Preferred Stock, 915,603 shares of Series B Preferred Stock and 6,819,693 shares of Series C Preferred Stock held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014") automatically converted into an aggregate of 8,223,903 shares of the Issuer's Class A Common Stock. Following the Conversion, Venture Fund 2014 held 13,573,035 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 13,573,035 shares of the Issuer's Voting Common Stock in the Reclassification.

F4 · ownership.nature: In the Conversion, the 11,376 shares of Series A Preferred Stock, 245,901 shares of Series B Preferred Stock and 64,047 shares of Series C Preferred Stock held by Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016") automatically converted into an aggregate of 321,324 shares of the Issuer's Class A Common Stock. Following the Conversion, Venture Fund 2016 held 665,271 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 665,271 shares of the Issuer's Voting Common Stock in the Reclassification.

F5 · ownership.nature: In the Conversion, the 49,803 shares of Series A Preferred Stock, 93,345 shares of Series B Preferred Stock and 695,265 shares of Series C Preferred Stock held by BCIP Venture Associates ("BCIP Venture") automatically converted into an aggregate of 838,413 shares of the Issuer's Class A Common Stock. Following the Conversion, BCIP Venture held 1,383,753 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 1,383,753 shares of the Issuer's Voting Common Stock in the Reclassification.

F6 · ownership.nature: In the Conversion, the 3,357 shares of Series A Preferred Stock, 6,279 shares of Series B Preferred Stock and 46,773 shares of Series C Preferred Stock held by BCIP Venture Associates-B ("BCIP Venture-B") automatically converted into an aggregate of 56,409 shares of the Issuer's Class A Common Stock. Following the Conversion, BCIP Venture-B held 93,096 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 93,096 shares of the Issuer's Voting Common Stock in the Reclassification.

F7 · ownership.nature: In the Conversion, the 1,137 shares of Series A Preferred Stock, 47,454 shares of Series B Preferred Stock, 15,030 shares of Series B-1 Preferred Stock and 12,504 shares of Series C Preferred Stock held by BCIP Venture Associates II, LP ("BCIP Venture II") automatically converted into an aggregate of 76,125 shares of the Issuer's Class A Common Stock. Following the Conversion, BCIP Venture II held 110,520 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 110,520 shares of the Issuer's Voting Common Stock in the Reclassification.

F8 · ownership.nature: In the Conversion, the 96 shares of Series A Preferred Stock, 3,402 shares of Series B Preferred Stock, 888 shares of Series B-1 Preferred Stock and 894 shares of Series C Preferred Stock held by BCIP Venture Associates II-B, LP ("BCIP Venture II-B") automatically converted into an aggregate of 5,280 shares of the Issuer's Class A Common Stock. Following the Conversion, BCIP Venture II-B held 8,145 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 8,145 shares of the Issuer's Voting Common Stock in the Reclassification.

F9 · ownership.nature: In the Conversion, the 220,146 shares of Series B Preferred Stock, 144,729 shares of Series B-1 Preferred Stock and 58,725 shares of Series C Preferred Stock held by Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II") automatically converted into an aggregate of 423,600 shares of the Issuer's Class A Common Stock. Following the Conversion, Venture Coinvestment Fund II held 423,600 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 423,600 shares of the Issuer's Voting Common Stock in the Reclassification.

F10 · ownership.nature: In the Conversion, the 8,805 shares of Series B Preferred Stock, 5,790 shares of Series B-1 Preferred Stock and 2,349 shares of Series C Preferred Stock held by BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II" and, together with Venture Fund 2014, Venture Fund 2016, BCIP Venture, BCIP Venture-B, BCIP Venture II, BCIP Venture II-B and Venture Coinvestment Fund II, the "Bain Capital Venture Entities") automatically converted into an aggregate of 16,944 shares of the Issuer's Class A Common Stock. Following the Conversion, 2019-MD Coinvestment II held 16,944 shares of the Issuer's Class A Common Stock, which were automatically reclassified into 16,944 shares of the Issuer's Voting Common Stock in the Reclassification.

F11 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") is (i) the general partner of Bain Capital Venture Partners 2014, L.P. ("Venture Partners 2014"), which is the general partner of Venture Fund 2014, (ii) the general partner of Bain Capital Venture Partners 2016, L.P. ("Venture Partners 2016"), which is the general partner of Venture Fund 2016 and (iii) the manager of Bain Capital Venture Coinvestment II Investors, LLC ("Venture Coinvestment II Investors"), which is the general partner of each of Venture Coinvestment Fund II and 2019-MD Coinvestment II. Boylston Coinvestors, LLC is (i) the managing partner of each of BCIP Venture and BCIP Venture-B and (ii) the general partner of each of BCIP Venture II and BCIP Venture II-B. The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of BCVI, which consists of Enrique Salem and Ajay Agarwal.

F12 · ownership.nature: (Continued From Footnote 11) As a result, each of BCVI, Venture Partners 2014, Venture Partners 2016, Venture Coinvestment II Investors and Messrs. Salem and Agarwal may be deemed to share voting and dispositive power with respect to all of the securities held by the Bain Capital Venture Entities. Each of BCVI, Venture Partners 2014, Venture Partners 2016, Venture Coinvestment II Investors and Messrs. Salem and Agarwal disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · derivative · entry 10

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 7,700,250 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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · price: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · derivative · entry 9

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 166,437 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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · price: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · derivative · entry 8

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 1,540,935 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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · price: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · derivative · entry 7

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

Underlying: Class A Common Stock · 554,376 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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · price: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.exercise_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F1 · derivative.expiration_date: Each share of the Issuer's Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · nonDerivative · entry 6

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,274,364

F2 · kind: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Class A Common Stock was reclassified into one share of the Issuer's Voting Common Stock following the Conversion and immediately prior to the closing of the Issuer's initial public offering.

F2 · price: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Class A Common Stock was reclassified into one share of the Issuer's Voting Common Stock following the Conversion and immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · nonDerivative · entry 5

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 0

F2 · kind: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Class A Common Stock was reclassified into one share of the Issuer's Voting Common Stock following the Conversion and immediately prior to the closing of the Issuer's initial public offering.

F2 · price: Pursuant to a reclassification exempt under Rule 16b-7, each share of the Issuer's Class A Common Stock was reclassified into one share of the Issuer's Voting Common Stock following the Conversion and immediately prior to the closing of the Issuer's initial public offering.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · nonDerivative · entry 4

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 16,274,364

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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · nonDerivative · entry 3

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 8,574,114

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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · nonDerivative · entry 2

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 8,407,677

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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000899243-21-021455 · doc4.xml · nonDerivative · entry 1

Harris Matthew C · CIK 0001627602 · Director · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 6,866,742

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 Series A, Series B, Series B-1 and Series C Preferred Stock automatically converted into one share of the Issuer's Class A Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares had no expiration date.

F3 · ownership.nature: Consists of securities held by Bain Capital Venture Fund 2014, L.P. ("Venture Fund 2014"), Bain Capital Venture Fund 2016, L.P. ("Venture Fund 2016"), Bain Capital Venture Coinvestment Fund II, L.P. ("Venture Coinvestment Fund II"), BCV 2019-MD Coinvestment II, L.P. ("2019-MD Coinvestment II"), BCIP Venture Associates ("BCIP Venture"), BCIP Venture Associates-B ("BCIP Venture-B"), BCIP Venture Associates II, LP ("BCIP Venture II") and BCIP Venture Associates II-B, LP ("BCIP Venture II-B" and, together with Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II, 2019-MD Coinvestment II, BCIP Venture, BCIP Venture-B and BCIP Venture II, the "Bain Capital Venture Entities").

F4 · ownership.nature: Bain Capital Venture Investors, LLC ("BCVI") (i) is the ultimate general partner of Venture Fund 2014, Venture Fund 2016, Venture Coinvestment Fund II and 2019-MD Coinvestment II and (ii) governs the investment strategy and decision-making process with respect to investments held by each of BCIP Venture, BCIP Venture-B, BCIP Venture II and BCIP Venture II-B. Mr. Harris is a Managing Director of BCVI. By virtue of the relationships described in this footnote, Mr. Harris may be deemed to share voting and dispositive power with respect to the securities held by the Bain Capital Venture Entities. Mr. Harris disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein.

SEC source: 0000315066-21-001555 · primary_doc.xml · derivative · entry 11

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 0

Underlying: Common Stock · 19,434 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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · price: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.exercise_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.expiration_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · derivative · entry 10

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 0

Underlying: Common Stock · 420,024 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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · price: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.exercise_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.expiration_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · derivative · entry 9

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 0

Underlying: Common Stock · 1,500,435 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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · price: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.exercise_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.expiration_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · derivative · entry 8

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 0

Underlying: Common Stock · 1,145,526 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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · price: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.exercise_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.expiration_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · derivative · entry 7

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 0

Underlying: Common Stock · 4,183,071 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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · price: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.exercise_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

F1 · derivative.expiration_date: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · nonDerivative · entry 5

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 7,268,490

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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · nonDerivative · entry 4

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 7,249,056

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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · nonDerivative · entry 3

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 6,829,032

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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · nonDerivative · entry 2

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 5,328,597

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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0000315066-21-001555 · primary_doc.xml · nonDerivative · entry 1

FMR LLC · CIK 0000315066 · See Remark 1

10b5-1 filing: Not disclosed

Ownership: Indirect · F-Prime Capital Partners Tech Fund LP

Disclosed balance after: 4,183,071

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: On May 28, 2021 , in connection with the completion of the issuer's initial public offering, each share of Series A, B, C, B-1 NV, and B-1 Preferred Stock converted into 1 share of Common Stock.

SEC source: 0001209191-21-037897 · doc4.xml · derivative · entry 10

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 172,125 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 Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · price: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.exercise_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.expiration_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · derivative · entry 9

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 4,115,058

Underlying: Voting Common Stock · 4,115,058 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 Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F8 · kind: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F8 · price: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F8 · derivative.exercise_date: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F8 · derivative.expiration_date: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · derivative · entry 8

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Non-Voting Common Stock · 4,115,058 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.

F8 · derivative.exercise_price: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F8 · kind: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F8 · price: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F8 · derivative.exercise_date: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F8 · derivative.expiration_date: Each share of the Issuer's Class B Common Stock was automatically converted into one share of Non-Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · derivative · entry 7

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 4,115,058

Underlying: Non-Voting Common Stock · 4,115,058 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 Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · price: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.exercise_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.expiration_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · derivative · entry 6

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class B Common Stock · 4,115,058 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 Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · price: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.exercise_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.expiration_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · derivative · entry 5

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

Underlying: Class A Common Stock · 2,909,892 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 Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · price: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.exercise_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F1 · derivative.expiration_date: Each share of Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · nonDerivative · entry 4

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 3,082,017

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.

F7 · kind: Each share of the Issuer's Class A Common Stock was automatically converted into one share of Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering (the "Reclassification").

F7 · price: Each share of the Issuer's Class A Common Stock was automatically converted into one share of Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering (the "Reclassification").

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · nonDerivative · entry 3

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 0

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.

F7 · kind: Each share of the Issuer's Class A Common Stock was automatically converted into one share of Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering (the "Reclassification").

F7 · price: Each share of the Issuer's Class A Common Stock was automatically converted into one share of Voting Common Stock following the Conversion, and immediately prior to the closing of the Issuer's initial public offering (the "Reclassification").

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · nonDerivative · entry 2

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 3,082,017

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 Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.

SEC source: 0001209191-21-037897 · doc4.xml · nonDerivative · entry 1

GOLDMAN SACHS GROUP INC · CIK 0000886982 · Director

GOLDMAN SACHS & CO. LLC · CIK 0000769993 · Director

Bridge Street Opportunity Advisors, L.L.C. · CIK 0001615636 · Director

Goldman Sachs PSI Global Holdings, LLC · CIK 0001865223 · Director

StoneBridge 2020, L.P. · CIK 0001802332 · Director

Stonebridge 2020 Offshore Holdings II, L.P. · CIK 0001864626 · Director

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnote

Disclosed balance after: 2,909,892

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 Flywire Corporation's (the "Issuer") Series E-1 Preferred Stock and Series F-1 Preferred Stock automatically converted on a one for one basis into Class A Common Stock immediately prior to the closing of the Issuer's initial public offering, and each share of the Issuer's Series E-2 Preferred Stock automatically converted on a one for one basis into Class B Common Stock immediately prior to the closing of the Issuer's initial public offering (the "Conversion"). The shares have no expiration date.

F2 · ownership.nature: This statement is being filed by The Goldman Sachs Group, Inc. ("GS Group"), Goldman Sachs & Co. LLC ("Goldman Sachs"), Goldman Sachs PSI Global Holdings, LLC ("GSPSI"), StoneBridge 2020, L.P. ("SB Fund"), StoneBridge 2020 Offshore Holdings II, L.P. ("SB Fund Offshore" and, together with SB Fund, the "SB Funds") and Bridge Street Opportunity Advisors, L.L.C. ("Bridge Street"). Ms. Jo Natauri serves as a member of the Board of Directors of the Issuer and is an employee of GS Group. Each of GS Group, Goldman Sachs, GSPSI, the SB Funds and Bridge Street is a director by deputization of the Issuer for purposes of Section 16 of the Securities Exchange Act of 1934, as amended. Each Reporting Person disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any. (Continued in Footnote 3 below)

F3 · ownership.nature: (Continued from Footnote 2 above). This report shall not be deemed an admission that any of the Reporting Persons are a member of a group or the beneficial owner of any securities not directly owned by the Reporting Person.

F4 · ownership.nature: Goldman Sachs is a subsidiary of GS Group. Goldman Sachs is the investment manager of the SB Funds, and Bridge Street is the general partner of the SB Funds. Each of Bridge Street and GSPSI is wholly owned by GS Group.

F5 · ownership.nature: GSPSI held 2,855,574 shares of Series E-1 Preferred Stock, 4,038,246 shares of Series E-2 Preferred Stock and 168,915 shares of Series F-1 Preferred Stock. SB Fund held 35,547 shares of Series E-1 Preferred Stock, 50,268 shares of Series E-2 Preferred Stock and 2,103 shares of Series F-1 Preferred Stock. SB Fund Offshore held 18,771 shares of Series E-1 Preferred Stock, 26,544 shares of Series E-2 Preferred Stock and 1,107 shares of Series F-1 Preferred Stock. All of these shares were converted into shares of Class A Common Stock or Class B Common Stock, as applicable, on a one-for-one basis in connection with the Conversion. (Continued in Footnote 6 below)

F6 · ownership.nature: (Continued from Footnote 5 above). Because of the relationships among GS Group, Goldman Sachs, Bridge Street, the SB Funds and GSPSI, each of GS Group and Goldman Sachs may be deemed a beneficial owner of the Class A Common Stock and Class B Common Stock and, following the Reclassification (as defined below), the Voting Common Stock and Non-Voting Common Stock held by GSPSI and the SB Funds, and Bridge Street may be deemed a beneficial owner of the shares of Class A Common Stock and Class B Common Stock and, following the Reclassification, the Voting Common Stock and Non-Voting Common Stock held by the SB Funds.