#1 Pursuant to terms of reporting person's restricted stock unit award agreement, withholding by Issuer of shares otherwise deliverable in respect of vesting on transaction date of 14,587 restricted stock units held by reporting person, in order to satisfy resulting tax withholding obligations.

#2 Following the transaction reported on this Form 4, reporting person held (a) 9,472 shares of Issuer's common stock and (b) 155,545 performance-vesting restricted stock units, each representing the right to receive one share of Issuer's common stock (assumes, as previously disclosed, maximum performance for performance-vesting restricted stock unit grants prior to November 2, 2020, and target performance for any such grants thereafter; actual number of aggregate shares earned will depend on actual performance and will range from 0 to 98,156 shares of Issuer's common stock).

#1 The reporting person elected to receive his Board fees in common stock.

#2 Includes 4,195 restricted stock units that will vest over time.

#1 Following the transaction reported on this Form 4, reporting person held (a) 625 shares of Issuer's common stock, and (b) 155,545 performance-vesting restricted stock units, each representing the right to receive one share of Issuer's common stock (assumes, as previously disclosed, maximum performance for performance-vesting restricted stock unit grants prior to November 2, 2020, and target performance for any such grants thereafter; actual number of aggregate shares earned will depend on actual performance and will range from 0 to 98,156 shares of Issuer's common stock).

#1 Grant to reporting person of 14,587 restricted stock units, each representing the right to receive one share of Issuer's common stock, scheduled to vest in full on March 9, 2023.

#2 Following the transaction reported on this Form 4, reporting person held (a) 625 shares of Issuer's common stock, (b) 14,587 restricted stock units, each representing the right to receive one share of Issuer's common stock, and (c) 155,545 performance-vesting restricted stock units, each representing the right to receive one share of Issuer's common stock (assumes, as previously disclosed, maximum performance for performance-vesting restricted stock unit grants prior to November 2, 2020, and target performance for any such grants thereafter; actual number of aggregate shares earned will depend on actual performance and will range from 0 to 98,156 shares of Issuer's common stock). Also reflects that 20,520 performance-vesting restricted stock units previously reported by reporting person at maximum did not vest and were forfeited.