Company: ADPT
Filing Date: 2025-04-29
Form Type: DEF 14A
Source: 0001193125-25-103752
Chunk: 24

Company: Adaptive Biotechnologies Corp
Filing Date: 2025-04-29
Form: DEF 14A
Chunk 24
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i) options to purchase 170,742 shares of our common stock, 158,731 of which were vested and exercisable as of such date; and (ii) 31,328 unvested RSUs. |

17

Our board of directors has adopted a non-employeedirector compensation policy that is designed to enable us to attract and retain, on a long-term basis, highly qualified non-employeedirectors. Specifically, we provided $60,000 annual cash retainer payments payable quarterly in arrears, to each director who is not an employee of ours, with additional amounts for those serving as Lead Independent Director and chairpersons of our audit, compensation, and nominating and corporate governance committees, as set forth below:

|                                                           |     | Additional 
 Annual     
 Fee        
 ($)        |        |
| Lead Independent Director                                 |     |            | 35,000 |
| Audit Committee Chairperson                               |     |            | 20,000 |
| Compensation and Human Capital Committee Chairperson      |     |            | 15,000 |
| Nominating and Corporate Governance Committee Chairperson |     |            | 10,000 |

**In addition, subject to board discretion, each non-employeedirector initially elected or appointed to our board of directors will receive a grant with a total target economic value equivalent to $400,000, comprised 50% of stock options and 50% of RSUs. With respect to the stock option grant, 25% of the shares vest on the first anniversary of the vesting commencement date and 1/48th of the shares vest in monthly installments thereafter, subject to continuous service through each applicable vesting date. With respect to the RSU grant, 25% of the shares vest on each of the first four anniversaries of the vesting commencement date, subject to continuous service through each applicable vesting date. Our non-employeedirector compensation policy sets the total target economic value of the annual director equity grants, comprised 50% of stock options and 50% of RSUs, at $250,000. With respect to the stock option grant, 1/12th of the shares vest on each of the first twelve monthly anniversaries following the vesting commencement date, subject to continuous service through each applicable vesting date. With respect to the RSU grant, 100% of the shares vest on the first anniversary of the vesting commencement date, subject to continuous service through each applicable vesting date. The