DOVEY BRIAN H

SEC source: 0000904454-19-000712 · edgar.xml · nonDerivative · entry 4

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By DP V Associates, L.P.

Disclosed balance after: 0

F3 · price: The sale price was $0.00002 per share.

F1 · ownership.nature: The Reporting Person is a Managing Member of One Palmer Square Associates V, LLC, which is the sole general partner of Domain Partners V, L.P. and DP V Associates, L.P., and a Managing Member of Domain Associates, LLC. The Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him.

SEC source: 0000904454-19-000712 · edgar.xml · nonDerivative · entry 3

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Domain Partners V, L.P.

Disclosed balance after: 0

F2 · price: The sale price was $0.00003 per share.

F1 · ownership.nature: The Reporting Person is a Managing Member of One Palmer Square Associates V, LLC, which is the sole general partner of Domain Partners V, L.P. and DP V Associates, L.P., and a Managing Member of Domain Associates, LLC. The Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him.

SEC source: 0000904454-19-000712 · edgar.xml · nonDerivative · entry 2

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Domain Associates, LLC

Disclosed balance after: 0

F1 · ownership.nature: The Reporting Person is a Managing Member of One Palmer Square Associates V, LLC, which is the sole general partner of Domain Partners V, L.P. and DP V Associates, L.P., and a Managing Member of Domain Associates, LLC. The Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him.

SEC source: 0000904454-19-000712 · edgar.xml · nonDerivative · entry 1

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

SEC source: 0000904454-19-000600 · edgar.xml · derivative · entry 2

DOMAIN PARTERS VII L P · CIK 0001374150 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 187,500

Underlying: Common Stock · 187,500 shares

Expires 2024-08-06

F1 · price: The reported securities were purchased as Units, each Unit consisting of one share of Common Stock and a Warrant to purchase 0.75 of one share of Common Stock, at a purchase price of $4.00 per Unit.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-19-000600 · edgar.xml · nonDerivative · entry 1

DOMAIN PARTERS VII L P · CIK 0001374150 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 813,433

F1 · price: The reported securities were purchased as Units, each Unit consisting of one share of Common Stock and a Warrant to purchase 0.75 of one share of Common Stock, at a purchase price of $4.00 per Unit.

F2 · balance_after: The reported ownership reflects the one-for-ten reverse split of the Common Stock effected on July 24, 2019.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

F4 · ownership.direct: As managing members of One Palmer Square Associates VII, LLC, which is also the sole general partner of DP VII Associates, L.P., each Reporting Owner listed below may also be deemed to indirectly beneficially own 4,957 shares of Common Stock held by DP VII Associates, L.P.

SEC source: 0000904454-18-000526 · edgar.xml · nonDerivative · entry 1

DOMAIN PARTERS VII L P · CIK 0001374150 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,634,329

F1 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

F2 · ownership.direct: As managing members of One Palmer Square Associates VII, LLC, which is also the sole general partner of DP VII Associates, L.P., each Reporting Owner listed below may also be deemed to indirectly beneficially own 49,908 shares of Common Stock held by DP VII Associates, L.P.

SEC source: 0000904454-18-000524 · edgar.xml · derivative · entry 8

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 2,505 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.

F3 · derivative.exercise_price: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $11,048. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · reported_value: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $11,048. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · derivative.exercise_date: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $11,048. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · derivative.expiration_date: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $11,048. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · derivative.underlying_shares: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $11,048. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000524 · edgar.xml · derivative · entry 7

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 638 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000524 · edgar.xml · derivative · entry 6

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,109 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000524 · edgar.xml · derivative · entry 5

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 941 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000524 · edgar.xml · derivative · entry 4

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 518 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000524 · edgar.xml · derivative · entry 3

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,180 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000524 · edgar.xml · nonDerivative · entry 2

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,891

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.

F3 · price: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $11,048. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000524 · edgar.xml · nonDerivative · entry 1

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 4,386

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

F1 · price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · derivative · entry 10

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,000

Underlying: Common Stock · 15,000 shares

Expires 2023-09-20

F4 · price: The Common Stock and Warrants to Purchase Common Stock were issued and sold as units at a purchase price of $6.125 per unit. Each unit consists of one share of Common Stock and one Warrant to purchase one share of Common Stock. The units will separate, and the underlying Common Stock and Warrants will begin trading separately, no later than 30 days following the date of the IPO prospectus, at which time the Warrants will become exercisable for a period of five years.

F4 · derivative.exercise_date: The Common Stock and Warrants to Purchase Common Stock were issued and sold as units at a purchase price of $6.125 per unit. Each unit consists of one share of Common Stock and one Warrant to purchase one share of Common Stock. The units will separate, and the underlying Common Stock and Warrants will begin trading separately, no later than 30 days following the date of the IPO prospectus, at which time the Warrants will become exercisable for a period of five years.

F4 · derivative.expiration_date: The Common Stock and Warrants to Purchase Common Stock were issued and sold as units at a purchase price of $6.125 per unit. Each unit consists of one share of Common Stock and one Warrant to purchase one share of Common Stock. The units will separate, and the underlying Common Stock and Warrants will begin trading separately, no later than 30 days following the date of the IPO prospectus, at which time the Warrants will become exercisable for a period of five years.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · derivative · entry 9

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 337,694 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.

F3 · derivative.exercise_price: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $1,488,952. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · reported_value: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $1,488,952. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · derivative.exercise_date: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $1,488,952. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · derivative.expiration_date: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $1,488,952. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F3 · derivative.underlying_shares: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $1,488,952. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · derivative · entry 8

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 86,050 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · derivative · entry 7

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 149,441 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · derivative · entry 6

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 126,794 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · derivative · entry 5

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 69,784 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · derivative · entry 4

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 159,115 shares

Expires not disclosed

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

F1 · derivative.exercise_price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.exercise_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F1 · derivative.expiration_date: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · nonDerivative · entry 3

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 943,878

F4 · price: The Common Stock and Warrants to Purchase Common Stock were issued and sold as units at a purchase price of $6.125 per unit. Each unit consists of one share of Common Stock and one Warrant to purchase one share of Common Stock. The units will separate, and the underlying Common Stock and Warrants will begin trading separately, no later than 30 days following the date of the IPO prospectus, at which time the Warrants will become exercisable for a period of five years.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · nonDerivative · entry 2

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 929,878

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.

F3 · price: The principal amount of the Convertible Promissory Note held by the designated Reporting Person was $1,488,952. Upon closing of the IPO, all unpaid principal and accrued interest outstanding on the Convertible Promissory Note (the "Conversion Amount") automatically converted into the number of shares of Common Stock equal to the Conversion Amount as of the date immediately prior to the closing date divided by 75% of the IPO price per share of $6.125 per share.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000522 · edgar.xml · nonDerivative · entry 1

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 591,184

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

F1 · price: All outstanding shares of Preferred Stock automatically converted into shares of Common Stock immediately upon the closing of the Issuer's initial public offering (the "IPO"), for no additional consideration. The Preferred Stock had no expiration date

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Partner Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-18-000449 · edgar.xml · nonDerivative · entry 2

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Domain Associates, LLC

Disclosed balance after: 15,500

F1 · kind: An award of 6,000 Restricted Stock Units was made to the Reporting Person in July 2017, which vested in May 2018. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · shares: An award of 6,000 Restricted Stock Units was made to the Reporting Person in July 2017, which vested in May 2018. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · price: An award of 6,000 Restricted Stock Units was made to the Reporting Person in July 2017, which vested in May 2018. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F2 · ownership.nature: The Reporting Person is a Managing Member of One Palmer Square Associates V, LLC, which is the sole general partner of Domain Partners V, L.P. and DP V Associates, L.P., and a Managing Member of Domain Associates, LLC. The Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him.

SEC source: 0000904454-18-000449 · edgar.xml · nonDerivative · entry 1

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,500

F1 · kind: An award of 6,000 Restricted Stock Units was made to the Reporting Person in July 2017, which vested in May 2018. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · shares: An award of 6,000 Restricted Stock Units was made to the Reporting Person in July 2017, which vested in May 2018. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · price: An award of 6,000 Restricted Stock Units was made to the Reporting Person in July 2017, which vested in May 2018. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

SEC source: 0000904454-18-000362 · edgar.xml · derivative · entry 1

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,000

Underlying: Common Stock · 25,000 shares

Expires 2028-05-16

SEC source: 0000904454-17-000741 · edgar.xml · derivative · entry 3

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,444 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_date: The Redeemable Convertible Preferred Stock was immediately convertible upon its purchase on 04/11/2017, subject to certain conditions. The Redeemable Convertible Preferred Stock had no expiration date.

F1 · derivative.expiration_date: The Redeemable Convertible Preferred Stock was immediately convertible upon its purchase on 04/11/2017, subject to certain conditions. The Redeemable Convertible Preferred Stock had no expiration date.

F2 · derivative.underlying_shares: Each share of Redeemable Convertible Preferred Stock had a stated value of $100 (the "Stated Value") and accrued dividends daily at an initial rate of 12% per annum, which was reduced to 8% per annum on October 28, 2017 in accordance with the Certificate of Designations for the Redeemable Convertible Preferred Stock. The Stated Value, as adjusted to give effect to such dividends, was referred to as the "Accrued Value." Each share of Redeemable Convertible Preferred Stock was convertible, at the option of the holder or, upon the occurrence of certain events, at the option of the Issuer, and subject to certain conditions, into a number of shares of Common Stock determined by dividing the Accrued Value by the conversion price.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000741 · edgar.xml · nonDerivative · entry 2

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,730

F4 · price: The Reporting Person received an additional 282 shares of Common Stock from the Issuer, representing the additional dividend accruals on the Redeemable Convertible Preferred Stock that the Reporting Person would have been entitled to receive up to and including March 31, 2018.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000741 · edgar.xml · nonDerivative · entry 1

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,448

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.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000739 · edgar.xml · derivative · entry 3

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 1,678,432 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_date: The Redeemable Convertible Preferred Stock was immediately convertible upon its purchase on 04/11/2017, subject to certain conditions. The Redeemable Convertible Preferred Stock had no expiration date.

F1 · derivative.expiration_date: The Redeemable Convertible Preferred Stock was immediately convertible upon its purchase on 04/11/2017, subject to certain conditions. The Redeemable Convertible Preferred Stock had no expiration date.

F2 · derivative.underlying_shares: Each share of Redeemable Convertible Preferred Stock had a stated value of $100 (the "Stated Value") and accrued dividends daily at an initial rate of 12% per annum, which was reduced to 8% per annum on October 28, 2017 in accordance with the Certificate of Designations for the Redeemable Convertible Preferred Stock. The Stated Value, as adjusted to give effect to such dividends, was referred to as the "Accrued Value." Each share of Redeemable Convertible Preferred Stock was convertible, at the option of the holder or, upon the occurrence of certain events, at the option of the Issuer, and subject to certain conditions, into a number of shares of Common Stock determined by dividing the Accrued Value by the conversion price.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000739 · edgar.xml · nonDerivative · entry 2

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,469,029

F4 · price: The Reporting Person received an additional 37,890 shares of Common Stock from the Issuer, representing the additional dividend accruals on the Redeemable Convertible Preferred Stock that the Reporting Person would have been entitled to receive up to and including March 31, 2018.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000739 · edgar.xml · nonDerivative · entry 1

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,431,139

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.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000727 · edgar.xml · nonDerivative · entry 1

DOMAIN ASSOCIATES · CIK 0001020733 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

Kamdar Kim P. · CIK 0001535065 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · kind: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F1 · price: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · price: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000725 · edgar.xml · nonDerivative · entry 1

DP VI Associates, L.P. · CIK 0001298034 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · kind: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F1 · price: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · price: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VI, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000722 · edgar.xml · derivative · entry 3

Domain Partners VI, L.P. · CIK 0001298033 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 20,150 shares

Expires 2019-10-01

F4 · kind: At the effective time of the Merger, each warrant that was outstanding and unexercised immediately prior to the effective time of the Merger, with an exercise price less than $1.52, was cancelled and converted into the right of the holder of such warrant to receive, for each share of Common Stock underlying such warrant, (i) an amount in cash equal to the excess, if any, of $1.52 over the applicable exercise price for such share, and (ii) one CVR.

F4 · derivative.expiration_date: At the effective time of the Merger, each warrant that was outstanding and unexercised immediately prior to the effective time of the Merger, with an exercise price less than $1.52, was cancelled and converted into the right of the holder of such warrant to receive, for each share of Common Stock underlying such warrant, (i) an amount in cash equal to the excess, if any, of $1.52 over the applicable exercise price for such share, and (ii) one CVR.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VI, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000722 · edgar.xml · derivative · entry 2

Domain Partners VI, L.P. · CIK 0001298033 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 20,150 shares

Expires 2019-03-30

F4 · kind: At the effective time of the Merger, each warrant that was outstanding and unexercised immediately prior to the effective time of the Merger, with an exercise price less than $1.52, was cancelled and converted into the right of the holder of such warrant to receive, for each share of Common Stock underlying such warrant, (i) an amount in cash equal to the excess, if any, of $1.52 over the applicable exercise price for such share, and (ii) one CVR.

F4 · derivative.expiration_date: At the effective time of the Merger, each warrant that was outstanding and unexercised immediately prior to the effective time of the Merger, with an exercise price less than $1.52, was cancelled and converted into the right of the holder of such warrant to receive, for each share of Common Stock underlying such warrant, (i) an amount in cash equal to the excess, if any, of $1.52 over the applicable exercise price for such share, and (ii) one CVR.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VI, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000722 · edgar.xml · nonDerivative · entry 1

Domain Partners VI, L.P. · CIK 0001298033 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · kind: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F1 · price: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · price: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VI, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000720 · edgar.xml · nonDerivative · entry 1

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · kind: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F1 · price: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · price: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000718 · edgar.xml · nonDerivative · entry 1

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · kind: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · kind: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F1 · price: Pursuant to an Agreement and Plan of Merger, dated November 1, 2017 (the "Merger Agreement"), by and between the Issuer, MAK LLC, a Delaware limited liability company ("Parent"), MEH Acquisition Co., a Delaware corporation and a direct wholly-owned subsidiary of Parent ("Purchaser"), and for limited purposes, Mallinckrodt plc, an Irish public limited company and the ultimate parent entity of Parent and Purchaser ("Mallinckrodt"), Purchaser was merged with and into the Issuer on December 11, 2017, with the Issuer surviving as a wholly-owned subsidiary of Parent (the "Merger").

F2 · price: (Continued from Footnote 1) Pursuant to the terms of the Merger Agreement, all shares Common Stock of the Issuer outstanding immediately prior to the effective time of the Merger were canceled and converted automatically into the right to receive (i) $1.52 per share in cash, plus (ii) one non-transferable contingent value right per Share (each, a "CVR"), which represents the contractual right under a contingent value rights agreement, by and among Parent, Continental Stock Transfer & Trust Company, and for limited purposes, Mallinckrodt, entered into on December 7, 2017, to receive one or more payments in cash currently estimated to be up to $2.58 per share, contingent upon the achievement of certain milestones, in each case, less any required withholding taxes.

F3 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-17-000535 · edgar.xml · nonDerivative · entry 2

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Domain Associates, LLC

Disclosed balance after: 12,500

F1 · kind: An award of 10,000 Restricted Stock Units was made to the Reporting Person in May 2016, which vested in May 2017. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · shares: An award of 10,000 Restricted Stock Units was made to the Reporting Person in May 2016, which vested in May 2017. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · price: An award of 10,000 Restricted Stock Units was made to the Reporting Person in May 2016, which vested in May 2017. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F2 · ownership.nature: The Reporting Person is a Managing Member of One Palmer Square Associates V, LLC, which is the sole general partner of Domain Partners V, L.P. and DP V Associates, L.P., and a Managing Member of Domain Associates, LLC. The Reporting Person has elected to report as indirectly beneficially owned the entire number of securities beneficially owned by each such entity. The Reporting Person disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his pecuniary interest therein and/or that are not actually distributed to him.

SEC source: 0000904454-17-000535 · edgar.xml · nonDerivative · entry 1

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,500

F1 · kind: An award of 10,000 Restricted Stock Units was made to the Reporting Person in May 2016, which vested in May 2017. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · shares: An award of 10,000 Restricted Stock Units was made to the Reporting Person in May 2016, which vested in May 2017. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

F1 · price: An award of 10,000 Restricted Stock Units was made to the Reporting Person in May 2016, which vested in May 2017. Pursuant to the limited liability company agreement of Domain Associates, LLC, 50% of the vested shares subject to this award were transferred to Domain Associates, LLC.

SEC source: 0000904454-17-000521 · edgar.xml · derivative · entry 1

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,000

Underlying: Common Stock · 5,000 shares

Expires 2027-07-13

F1 · derivative.exercise_date: 1/12th of the original number of shares of stock subject to the option (rounded down to the next whole number of shares) shall vest in equal monthly installments over 12 months following the vesting commencement date of July 14, 2017, subject to the Reporting Person's continuing service on the Issuer's Board of Directors through each such date, and subject to the terms of the Stock Option Agreement in the event of a change of control of the Issuer.

SEC source: 0000904454-17-000511 · edgar.xml · derivative · entry 5

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,500

Underlying: Common Stock · 10,500 shares

Expires 2027-07-09

F3 · derivative.exercise_date: The Options vest in equal quarterly installments on 10/09/2017, 1/09/2018, 4/09/2018 and 7/09/2018, provided the Reporting Person remains in service to the Issuer to each such vesting date.

SEC source: 0000904454-17-000511 · edgar.xml · nonDerivative · entry 1

DOVEY BRIAN H · CIK 0001207786 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,500

F1 · shares: Award of Restricted Stock Units, which vest 100% on the earlier of 7/09/2018 or the day prior to the Issuer's 2018 Annual Meeting of Shareholders, provided the Reporting Person remains in service to the Issuer to such vesting date. Each Restricted Stock Unit entitles the holder to one share of Common Stock upon vesting.

F1 · price: Award of Restricted Stock Units, which vest 100% on the earlier of 7/09/2018 or the day prior to the Issuer's 2018 Annual Meeting of Shareholders, provided the Reporting Person remains in service to the Issuer to such vesting date. Each Restricted Stock Unit entitles the holder to one share of Common Stock upon vesting.

SEC source: 0000904454-17-000304 · edgar.xml · derivative · entry 1

Domain Partners VIII, L.P. · CIK 0001465144 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 49,632

Underlying: Common Stock · 1,555,862 shares

Expires not disclosed

F1 · derivative.exercise_date: The Redeemable Convertible Preferred Stock is immediately convertible, provided that such conversion would not cause the Reporting Person and its affiliates to beneficially own, in the aggregate, a number of shares of the Issuer's capital stock that represents in excess of 19.99% of the Issuer's voting power, subject to certain exceptions pursuant to the terms of the Redeemable Convertible Preferred Stock. The Redeemable Convertible Preferred Stock has no expiration date.

F1 · derivative.expiration_date: The Redeemable Convertible Preferred Stock is immediately convertible, provided that such conversion would not cause the Reporting Person and its affiliates to beneficially own, in the aggregate, a number of shares of the Issuer's capital stock that represents in excess of 19.99% of the Issuer's voting power, subject to certain exceptions pursuant to the terms of the Redeemable Convertible Preferred Stock. The Redeemable Convertible Preferred Stock has no expiration date.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

F3 · ownership.direct: As managing members of the sole general partner of DP VIII Associates, L.P., each Reporting Owner listed below may also be deemed to indirectly beneficially own the securities of the Issuer held by DP VIII Associates, L.P., as reported on a Form 4 for DP VIII Associates, L.P. filed on the same date as this Form 4.

SEC source: 0000904454-17-000306 · edgar.xml · derivative · entry 1

DP VIII Associates, L.P. · CIK 0001465143 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · Director · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 368

Underlying: Common Stock · 11,536 shares

Expires not disclosed

F1 · derivative.exercise_date: The Redeemable Convertible Preferred Stock is immediately convertible, provided that such conversion would not cause the Reporting Person and its affiliates to beneficially own, in the aggregate, a number of shares of the Issuer's capital stock that represents in excess of 19.99% of the Issuer's voting power, subject to certain exceptions pursuant to the terms of the Redeemable Convertible Preferred Stock. The Redeemable Convertible Preferred Stock has no expiration date.

F1 · derivative.expiration_date: The Redeemable Convertible Preferred Stock is immediately convertible, provided that such conversion would not cause the Reporting Person and its affiliates to beneficially own, in the aggregate, a number of shares of the Issuer's capital stock that represents in excess of 19.99% of the Issuer's voting power, subject to certain exceptions pursuant to the terms of the Redeemable Convertible Preferred Stock. The Redeemable Convertible Preferred Stock has no expiration date.

F2 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VIII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

F3 · ownership.direct: As managing members of the sole general partner of Domain Partners VIII, L.P., each Reporting Owner listed below may also be deemed to indirectly beneficially own the securities of the Issuer held by Domain Partners VIII, L.P., as reported on a Form 4 for Domain Partners VIII, L.P. filed on the same date as this Form 4.

SEC source: 0000904454-16-001533 · edgar.xml · nonDerivative · entry 1

DP VI Associates, L.P. · CIK 0001298034 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F2 · price: Pursuant to the terms of a merger agreement, pursuant to which the Issuer was acquired by Allergan Holdco US, Inc., the shares were tendered for $28.35 per share in cash plus one non-transferable contingent value right per share, which represents the contractual right to receive one or more payments in cash of up to $49.84 per share in the aggregate, contingent upon the achievement of certain milestones.

F1 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VI, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.

SEC source: 0000904454-16-001531 · edgar.xml · nonDerivative · entry 1

DOMAIN PARTERS VII L P · CIK 0001374150 · 10% owner

BLAIR JAMES C · CIK 0001024000 · 10% owner

DOVEY BRIAN H · CIK 0001207786 · 10% owner

TREU JESSE I · CIK 0001013425 · 10% owner

VITULLO NICOLE · CIK 0001196863 · 10% owner

Halak Brian K · CIK 0001354718 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F2 · price: Pursuant to the terms of a merger agreement, pursuant to which the Issuer was acquired by Allergan Holdco US, Inc., the shares were tendered for $28.35 per share in cash plus one non-transferable contingent value right per share, which represents the contractual right to receive one or more payments in cash of up to $49.84 per share in the aggregate, contingent upon the achievement of certain milestones.

F1 · ownership.direct: The securities reported as directly beneficially owned by the designated Reporting Person may be deemed to be indirectly beneficially owned by each of the Reporting Owners listed below, each of whom is a managing member of One Palmer Square Associates VII, LLC, the sole general partner of the designated Reporting Person. Pursuant to Instruction 4(b)(iv) of Form 4, each such individual has elected to report as indirectly beneficially owned the entire number of securities owned by the designated Reporting Person, however each of them disclaims beneficial ownership of any securities, and any proceeds thereof, that exceed his or her pecuniary interest therein and/or that are not actually distributed to him or her.