Ideal Power withholds 32,456 CEO shares for taxes

The tax-withholding entry did not involve an issuance or sale of securities.

Available on EDGAR 11/05/2026 - 04:45 PM EST Accepted by SEC EDGAR 11/05/2026 - 04:45 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Ideal Power Inc. President and CEO David M. Somo had 32,456 common shares withheld by the issuer on November 3, 2026, to cover tax withholding obligations connected with vesting of restricted stock units previously reported on a Form 4. The reported price was $2.47 per share. His direct holdings following the transaction were 380,927 common shares.

Insider Trade Summary

Tax Withholding: 32,456 shares

Tax Withholding 1 txn

Insider SOMO DAVID M

Role President and CEO

Type	Security	Shares	Price	Value
Tax Withholding	Common Stock F1	32,456	$2.47	$80K

Holdings After Transaction: Common Stock — 380,927 shares (Direct)

Footnotes (1)

1. F1. Represents shares withheld by the issuer to cover tax withholding obligations in connection with the vesting of restricted stock units previously reported on a Form 4. No issuance or sale of securities occurred in connection with the tax withholding.

Key Figures

Shares withheld: 32,456 shares Reported price: $2.47 per share Direct holdings after transaction: 380,927 common shares

3 metrics

Shares withheld 32,456 shares Tax withholding on November 3, 2026

Reported price $2.47 per share November 3, 2026 transaction

Direct holdings after transaction 380,927 common shares Following the November 3, 2026 transaction

Key Terms

restricted stock units, tax withholding obligations, vesting

3 terms

restricted stock units financial

"vesting of restricted stock units previously reported"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

tax withholding obligations financial

"to cover tax withholding obligations"

vesting financial

"in connection with the vesting of restricted stock units"

Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

How many IPWR shares did President and CEO David M. Somo have withheld?

David M. Somo had 32,456 shares withheld on November 3, 2026, in connection with tax withholding for vesting restricted stock units. The reported price was $2.47 per share, and his direct holdings afterward were 380,927 shares.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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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^*

SOMO DAVID M

(Last) (First) (Middle)

5508 HIGHWAY 290 WEST

SUITE 120

(Street)

AUSTIN TEXAS 78735

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Ideal Power Inc. [ IPWR ]

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

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President and CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
11/03/2026

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

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

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

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
Common Stock	11/03/2026		F		32,456(1)	D	$2.47	380,927	D

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

Explanation of Responses:

1. Represents shares withheld by the issuer to cover tax withholding obligations in connection with the vesting of restricted stock units previously reported on a Form 4. No issuance or sale of securities occurred in connection with the tax withholding.

	/s/ Timothy Burns, Attorney-in-Fact	11/05/2026
	** 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.
* Form 4: SEC 1474 (03-26)