Grant of Option. The Administrator of the Company hereby grants to the Participant named in the Notice of Stock Option Grant in Part I of this Agreement (“Participant”), an option (the “Option”) to purchase the number of Shares set forth in the Notice of Stock Option Grant, at the exercise price per Share set forth in the Notice of Stock Option Grant (the “Exercise Price”), and subject to the terms and conditions of the Plan, which is incorporated herein by reference. Subject to [Section 18] of the Plan, in the event of a conflict between the terms and conditions of the Plan and this Option Agreement, the terms and conditions of the Plan shall prevail.

Grant of Option. The Administrator of the Company hereby grants to the Participant named in the Notice of Stock Option Grant in Part I of this Agreement, an Option to purchase the number of Shares set forth in the Notice of Stock Option Grant, at the exercise price per Share set forth in the Notice of Stock Option Grant (the “Exercise Price”), and subject to the terms and conditions of the Plan, which is incorporated herein by reference. Subject to [Section 18(c)] of the Plan, in the event of a conflict between the terms and conditions of the Plan and this Option Agreement, the terms and conditions of the Plan shall prevail.

Grant of Option. The Plan Administrator of the Company hereby grants to the Optionee named in the Notice of Grant (the “Optionee”), an option (the “Option”) to purchase the number of Shares set forth in the Notice of Grant, at the exercise price per Share set forth in the Notice of Grant (the “Exercise Price”), and subject to the terms and conditions of the Plan, which is incorporated herein by reference. Subject to [Section 15(c)] of the Plan, in the event of a conflict between the terms and conditions of the Plan and this Option Agreement, the terms and conditions of the Plan shall prevail.

Pursuant to this Stock Option Agreement (the “Option Agreement”) and the Stock Option Grant Notice to which this Option Agreement is attached (the “Grant Notice”), the Company hereby grants to the Optionee under the Plan an Option to purchase the number of Shares indicated in the Grant Notice at the exercise price per share set forth in the Grant Notice (the “Exercise Price”).

Grant of Option. ​, ​ (the “Company”), hereby grants to ​ (“Optionee”), an option (the “Option”) to purchase the total number of shares of Common Stock (the “Shares”) set forth in the Notice of Stock Option Grant (the “Notice”), at the exercise price per Share set forth in the Notice (the “Exercise Price”) subject to the terms, definitions and provisions of the ​ 2008 Stock Plan (the “Plan”) adopted by the Company, which is incorporated in this Agreement by reference. Unless otherwise defined in this Agreement, the terms used in this Agreement shall have the meanings defined in the Plan.

The Administrator has determined that it is to the advantage and best interest of the Company to grant to the Optionee an option to purchase the number of Shares (the “Shares”) set forth on the Grant Notice, at the exercise price per Share set forth on the Grant Notice, and in all respects subject to the terms, definitions and provisions of this Agreement (the “Option”).

The Company has granted to the participant listed below (“Participant”) the stock option described in this Grant Notice (the “Option”), subject to the terms and conditions of the Plan and the Stock Option Agreement attached as Exhibit A (the “Agreement”), both of which are incorporated into this Grant Notice by reference.

This Agreement evidences the grant by the Company on the Grant Date to the Participant, of an option to purchase, in whole or in part, on the terms provided herein and in the Plan, an aggregate of the Shares set forth in the Stock Option Grant Notice at an Exercise Price per Share set forth in the Stock Option Grant Notice (without commission or other charge).

This agreement evidences the grant by the Company, on the grant date (the “Grant Date”) set forth in the Notice of Grant that forms part of this agreement (the “Notice of Grant”), to the Participant of an option to purchase, in whole or in part, on the terms provided herein and in the Company’s 2018 Equity Incentive Plan (the “Plan”), the number of Shares set forth in the Notice of Grant of common stock, $0.001 par value per share, of the Company (“Common Stock”), at the exercise price per Share set forth in the Notice of Grant. Unless earlier terminated, this option shall expire at 5:00 p.m., Eastern time, on the Final Exercise Date set forth in the Notice of Grant (the “Final Exercise Date”).

Grant of Option/Termination of Option. The Company hereby grants Participant the option (the “Option”) to purchase all or any part of an aggregate of ​ shares (the “Shares”) of common stock of the Company (the “Common Stock”) at the exercise price of ​ per share according to the terms and conditions set forth in this Award Agreement and in ​ 2014 Stock and Incentive Plan (the “Plan”). The Option will not be treated as an incentive stock option within the meaning of Section 422 of the Internal Revenue Code of 1986, as amended (the “Code”). The Option is issued under the Plan and is subject to its terms and conditions. A copy of the Plan will be furnished upon request of Participant. Unless terminated earlier in accordance with the terms of this Award Agreement, the Option shall terminate at the close of business ten (10) years from the date hereof.