Transaction Details

Footnotes

Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. On March 1, 2026, the restricted stock units vested and were settled for an equal number of shares of PRIM common stock. | These shares represent the acquisition of common stock resulting from the vesting of earned performance stock units issued under an equity incentive plan of the Company. | Withholding of common stock to satisfy reporting person's tax obligation upon the settlement of vested restricted stock units and performance stock units. | Each restricted stock unit represents a contingent right to receive one share of PRIM common stock or the cash value thereof on the date of settlement, in the Company's discretion. | The restricted stock units vest 25% on March 1, 2027, 25% on March 1, 2028, and 50% on March 1, 2029.