Mark William Triplett - 12 Apr 2022 Form 4 Insider Report for STEM, INC. (STEM)

Role: Chief Operating Officer
Signature: /s/ William Bush, Attorney-in-Fact
Issuer symbol: STEM
Transactions as of: 12 Apr 2022
Net transactions value: -$956,906
Form type: 4
Filing time: 14 Apr 2022, 20:27:12 UTC
Previous filing: 17 Mar 2022
SEC: View on sec.gov

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Options Exercise	$271,331	+39,843	+43%	$6.81	131,479	12 Apr 2022	Direct
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Tax liability	$332,766	-33,545	-26%	$9.92	97,934	12 Apr 2022	Direct	F1
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Options Exercise	$7,137	+1,048	+1.1%	$6.81	98,982	12 Apr 2022	Direct
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Tax liability	$8,759	-883	-0.89%	$9.92	98,099	12 Apr 2022	Direct	F1
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Options Exercise	$534,955	+235,663	+240%	$2.27	333,762	12 Apr 2022	Direct
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Tax liability	$1,428,797	-144,032	-43%	$9.92	189,730	12 Apr 2022	Direct	F1
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Options Exercise	$396,396	+174,624	+92%	$2.27	364,354	12 Apr 2022	Direct
transaction	STEM	Common Stock, Par Value $0.0001 Per Share	Tax liability	$396,402	-40,408	-11%	$9.81	323,946	12 Apr 2022	Direct	F1

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	STEM	Stock Option (Right to Buy)	Options Exercise	$0	-39,843	-100%	$0.000000^*	0	12 Apr 2022	Common Stock, Par Value $0.0001 Per Share	39,843	$6.81	Direct
transaction	STEM	Stock Option (Right to Buy)	Options Exercise	$0	-1,048	-25%	$0.000000	3,147	12 Apr 2022	Common Stock, Par Value $0.0001 Per Share	1,048	$6.81	Direct	F2
transaction	STEM	Stock Option (Right to Buy)	Options Exercise	$0	-235,663	-57%	$0.000000	174,624	12 Apr 2022	Common Stock, Par Value $0.0001 Per Share	235,663	$2.27	Direct
transaction	STEM	Stock Option (Right to Buy)	Options Exercise	$0	-174,624	-100%	$0.000000^*	0	12 Apr 2022	Common Stock, Par Value $0.0001 Per Share	174,624	$2.27	Direct

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents shares that have been withheld by the Issuer to satisfy income tax withholding and remittance obligations in connection with the net settlement of stock option awards, and does not represent a sale by the reporting person.
F2	25% of the shares underlying the option vest on the first anniversary date, and the remaining shares underlying the option vest in 36 equal monthly installments thereafter, subject to the Reporting Person's continuous employment with the Issuer on each such date.