Stem, Inc. Insider Trading Activity

Insider Trade Summary

Grant/Award: 22,000 shares

Grant/Award 3 txns

Insider Tappin Matthew

Role PRESIDENT, SOFTWARE DIVISION

Type	Security	Shares	Price	Value
Grant/Award	Restricted Stock Unit	11,000	$0.00	$0.00
Grant/Award	Performance Stock Unit	5,500	$0.00	$0.00
Grant/Award	Stock Options	5,500	$0.00	$0.00

Holdings After Transaction: Restricted Stock Unit — 11,000 contracts (Direct); Performance Stock Unit — 5,500 contracts (Direct); Stock Options — 5,500 contracts (Direct)

Footnotes (4)

1. F1. Each restricted stock unit ("RSU") and performance stock unit ("PSU") represents a contingent right to receive one share of the Issuer's common stock.
2. F2. On June 30, 2025, the Reporting Person was granted 11,000 RSUs vesting in three equal annual installments, beginning on August 7, 2026.
3. F3. On June 30, 2025, the Reporting Person was granted 5,500 PSUs, a portion of which vests, if the volume-weighted average price of the Issuer's common stock for any consecutive sixty (60) trading-day period equals or exceeds a stock price target.
4. F4. On June 30, 2025, the Reporting Person was granted 5,500 stock options vesting in three equal annual installments, beginning on August 7, 2026.

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Accepted by SEC EDGAR 07/02/2025 - 06:40 PM EDT Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Tappin Matthew

(Last) (First) (Middle)

1400 POST OAK BOULEVARD, SUITE 560

(Street)

HOUSTON TX 77056

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
STEM, INC. [ STEM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	PRESIDENT, SOFTWARE DIVISION

3. Date of Earliest Transaction (Month/Day/Year)
06/30/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Restricted Stock Unit	(1)	06/30/2025		A		11,000		(2)	(2)	Common Stock, Par Value 0.0001 Per Share	11,000	$0	11,000	D
Performance Stock Unit	(1)	06/30/2025		A		5,500		(3)	(3)	Common Stock, Par Value 0.0001 Per Share	5,500	$0	5,500	D
Stock Options	$6.23	06/30/2025		A		5,500		(4)	06/30/2035	Common Stock, Par Value 0.0001 Per Share	5,500	$0	5,500	D

Explanation of Responses:

1. Each restricted stock unit ("RSU") and performance stock unit ("PSU") represents a contingent right to receive one share of the Issuer's common stock.

2. On June 30, 2025, the Reporting Person was granted 11,000 RSUs vesting in three equal annual installments, beginning on August 7, 2026.

3. On June 30, 2025, the Reporting Person was granted 5,500 PSUs, a portion of which vests, if the volume-weighted average price of the Issuer's common stock for any consecutive sixty (60) trading-day period equals or exceeds a stock price target.

4. On June 30, 2025, the Reporting Person was granted 5,500 stock options vesting in three equal annual installments, beginning on August 7, 2026.

	/s/ Matthew Tappin	07/02/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.