Signature
/s/ Gladys Chang as Attorney-in-Fact
Issuer symbol
BUI
Transactions as of
31 Jan 2023
Net transactions value
+$15,267
Form type
4
Filing time
02 Feb 2023, 18:27:16 UTC
Previous filing
02 Feb 2022
Next filing
02 Feb 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction BUI Common Stock Options Exercise +2,065 2,065 31 Jan 2023 Direct F1, F2, F3, F4
transaction BUI Common Stock Disposed to Issuer $45,933 -2,065 -100% $22.24 0 31 Jan 2023 Direct F1, F2, F3, F4

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction BUI Phantom Shares Award $61,200 +2,752 $22.24 2,752 31 Jan 2023 Common Stock 2,752 Direct F1, F5
transaction BUI Phantom Shares Options Exercise -1,027 -33% 2,053 31 Jan 2023 Common Stock 1,027 Direct F1, F2
transaction BUI Phantom Shares Options Exercise -616 -50% 616 31 Jan 2023 Common Stock 616 Direct F1, F3
transaction BUI Phantom Shares Options Exercise -423 -100% 0 31 Jan 2023 Common Stock 423 Direct F1, F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 A phantom share is the economic equivalent of one share of common stock and, subject to the applicable vesting requirements, becomes payable in cash.
F2 As previously reported on a Form 4 dated February 2, 2022, the Reporting Person was granted phantom shares on January 31, 2022 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.
F3 As previously reported on a Form 4 dated February 2, 2021, the Reporting Person was granted phantom shares on January 29, 2021 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.
F4 As previously reported on a Form 4 dated February 4, 2020, the Reporting Person was granted phantom shares on January 31, 2020 payable in cash on vesting, which occurs in equal installments on each of the first three anniversaries of the grant date.
F5 These phantom shares vest in equal installments on each of the first three anniversaries of the award.