Company: AWK
Filing Date: 2025-12-17
Form Type: S-4
Source: 0001193125-25-321389
Chunk: 259

Company: American Water Works Company, Inc.
Filing Date: 2025-12-17
Form: S-4
Chunk 259
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 the applicable performance goals from the beginning of the appliable performance period through the Closing Date or (y) the target number
of shares of Company Common Stock subject to such Company Performance Share Award, or (2) for each outstanding Company Performance Share Award for which the applicable performance period is completed as of the Closing Date, the number of shares
of Company Common Stock subject to such Company Performance Share Award based on the attainment of the applicable performance goals as of the end of the applicable performance period. Each Adjusted RSU Award shall otherwise be subject to the same
terms and conditions applicable to the corresponding Company RSU Award or Company Performance Share Award (including any “double trigger” vesting protections), as applicable, under the Company Stock Plan and the applicable award
agreement, including vesting terms, except that any Adjusted RSU Award corresponding to a Company Performance Share Award shall no longer be subject to any performance-based vesting conditions.

(b) . Prior to the Effective Time, the Company Board or a duly authorized committee thereof shall take all actions
reasonably necessary, including adopting any resolutions or amendments and providing any notices to participants (which resolutions, amendments and notices, if applicable, shall be reasonably satisfactory to Parent) with respect to the Company ESPP
to (i) cause the offering period (as defined in the Company ESPP) ongoing as of the date of this Agreement to be the final offering period under the Company ESPP and the options under the Company ESPP to be exercised on the earlier of
(A) the scheduled

A-8

purchase date for such offering period and (B) the date that is ten (10) Business Days prior to the Closing Date (with any participant payroll deductions not applied to the purchase of
shares of Company Common Stock promptly returned to the participant), (ii) prohibit any individual who is not participating in the Company ESPP as of the date of this Agreement from commencing participation in the Company ESPP following the date of
this Agreement, (iii) prohibit any individual who is participating in the Company ESPP as of the date of this Agreement from increasing their payroll deferrals under the Company ESPP following the date of this Agreement and (iv) terminate
the Company ESPP as of, and subject to, the Effective Time.

(c) . Prior to the Effective Time, the
Company Board or a duly authorized committee thereof shall take all actions reasonably necessary, including adopting any resolutions or amendments and providing any notices to participants (which resolutions, amendments and notices, if applicable,
shall