Paul R. Edick - 05 Oct 2021 Form 4 Insider Report for XERIS PHARMACEUTICALS INC

Footnote F1

On October 5, 2021, pursuant to the transaction agreement dated as of May 24, 2021 ("Transaction Agreement") by and among the Issuer ("Xeris"), Strongbridge Biopharma plc ("Strongbridge"), Xeris Biopharma Holdings, Inc. ("HoldCo") and Wells MergerSub, Inc., a wholly owned subsidiary of HoldCo ("MergerSub"), HoldCo acquired the entire issued and to be issued ordinary share capital of Strongbridge (the "Acquisition"), and MergerSub merged with and into Xeris, with Xeris continuing as the surviving corporation and wholly owned subsidiary of HoldCo (the "Merger", and together with the Acquisition, the "Transaction").

Footnote F2

(Continued from Footnote 1) At the effective time of the Merger (the "Effective Time"), all existing shares of Xeris common stock (the "Xeris common stock") were cancelled and automatically converted into the right to receive HoldCo common stock on a one-for-one basis. This amount includes shares of Xeris common stock received upon vesting of Xeris RSUs (as defined below), net of shares of Xeris common stock withheld for tax.

Footnote F3

Represents restricted stock units each representing a contingent right to receive one share of Xeris common stock (the "Xeris RSU"). At the Effective Time, each Xeris RSU that outstanding immediately prior to the Effective Time was automatically converted into a restricted stock unit representing a contingent right to acquire one share of HoldCo common stock (the "HoldCo RSU") on the same terms and conditions (including any applicable vesting and settlement terms) as were applicable to such Xeris RSU immediately prior to the Effective Time, including that the number of shares of HoldCo common stock subject to such HoldCo RSU is equal to the number of shares that were subject to the Xeris RSU. Excludes vested Xeris RSUs as of the Effective Time.

Footnote F4

The reporting person disclaims beneficial ownership of these securities except to the extent of his pecuniary interest therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of all of the reported shares for purposes of Section 16 or for any other purpose.

Footnote F5

At the Effective Time, each option to purchase shares of Xeris common stock (the "Xeris Option") that was outstanding immediately prior to the Effective Time, whether vested or unvested, was automatically converted into an option to purchase shares of HoldCo common stock (the "HoldCo Option"), on the same terms and conditions including any applicable vesting and exercisability requirements) as were applicable to such Xeris Option immediately prior to the Effective Time, including that the number of shares of HoldCo common stock subject to the HoldCo Option is equal to the number of shares that were subject to the Xeris Option and the exercise price applicable to the HoldCo Option is the same as applied to the Xeris Option.

Footnote F6

These options are fully vested as of the date hereof.

Footnote F7

25% of these shares shall vest on the first anniversary of the vesting commencement date, with the remainder vesting ratably over the following 36 months.

Footnote F8

These options are early exercisable.