Cambium Networks (CMBM) CEO logs 1,721-share tax-withholding disposition on Form 4

Rhea-AI Filing Summary

Cambium Networks Corp President and CEO Kurk Morgan C S reported a tax-withholding disposition of 1,721 Ordinary Shares. The shares were withheld at a price of $0.29 per share to cover tax obligations, rather than sold in the open market. After this transaction, he directly holds 84,248 Ordinary Shares.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Kurk Morgan C S

Role President and CEO

Type	Security	Shares	Price	Value
Tax Withholding	Ordinary Shares	1,721	$0.29	$499.09

Holdings After Transaction: Ordinary Shares — 84,248 shares (Direct, null)

Footnotes (1)

Key Figures

Tax-withholding shares: 1,721 shares Reported price per share: $0.29 per share Shares held after transaction: 84,248 shares

3 metrics

Tax-withholding shares 1,721 shares Ordinary Shares delivered for tax obligations on 2026-05-18

Reported price per share $0.29 per share Value used for the 1,721-share tax-withholding disposition

Shares held after transaction 84,248 shares CEO’s direct Ordinary Share ownership following the Form 4 event

Key Terms

tax-withholding disposition, Form 4, Ordinary Shares

3 terms

tax-withholding disposition financial

"transaction_action": "tax-withholding disposition""

A tax-withholding disposition is an event or transaction—such as selling or transferring securities, exercising options, or receiving compensation—that triggers a requirement to hold back part of the payment and remit it to tax authorities. It matters to investors because it reduces the cash they receive immediately and can change the timing and amount of taxable income, like a cashier taking a portion of your sale proceeds to pay taxes before you get the rest.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Ordinary Shares financial

""security_title": "Ordinary Shares""

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

Form 4 Insider Transactions: What Each Field Means →

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^*

Kurk Morgan C S

(Last) (First) (Middle)

C/O CAMBIUM NETWORKS, INC.

2000 CENTER DRIVE, SUITE EAST A401

(Street)

HOFFMAN ESTATES ILLINOIS 60192

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Cambium Networks Corp [ CMBMF ]

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)
05/18/2026

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
Ordinary Shares	05/18/2026		F		1,721	D	$0.29	84,248	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:

	/s/ Sally Rau, attorney-in-fact	05/20/2026
	** 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)

FAQ

What did Cambium Networks (CMBM) CEO Kurk Morgan report in this Form 4?

He reported a tax-withholding disposition of 1,721 Ordinary Shares. These shares were delivered to cover tax obligations, not sold in the open market, and are recorded at a price of $0.29 per share.

How many Cambium Networks (CMBM) shares were involved in the CEO’s transaction?

The transaction involved 1,721 Ordinary Shares. These shares were disposed of as part of a tax-withholding event, meaning they were used to satisfy tax liabilities related to equity compensation rather than being sold to another investor.

What price was used for the Cambium Networks (CMBM) tax-withholding shares?

The Form 4 lists a transaction price of $0.29 per share for the 1,721 Ordinary Shares. This price is used for reporting the value of shares delivered to cover tax obligations tied to the CEO’s equity compensation.

How many Cambium Networks (CMBM) shares does the CEO hold after this Form 4 transaction?

Following the tax-withholding disposition, the CEO directly holds 84,248 Ordinary Shares. This figure reflects his remaining direct ownership after 1,721 shares were delivered to satisfy tax liabilities under the company’s compensation arrangements.

Was the Cambium Networks (CMBM) CEO’s Form 4 transaction an open-market sale?

No. The transaction is coded as a tax-withholding disposition (code F). The 1,721 Ordinary Shares were delivered to cover tax obligations, so this is a mechanical reporting event rather than a discretionary open-market share sale.