Cambium Networks VP has 1,030 shares withheld for tax

Cambium Networks Corp Senior VP of Products Vivek Vibhu reported a small, compensation-related share adjustment.

Accepted by SEC EDGAR 04/14/2026 - 04:00 PM EDT

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Form Type

Rhea-AI Filing Summary

Cambium Networks Corp Senior VP of Products Vivek Vibhu reported a small, compensation-related share adjustment. On a Form 4, he recorded a tax-withholding disposition of 1,030 Ordinary Shares at $0.10 per share, used to cover tax obligations. After this non-market transaction, he directly holds 114,459 Ordinary Shares, so the change is minor relative to his overall position.

Insider Trade Summary

Exercise Price or Tax Liability: 1,030 shares

Exercise Price or Tax Liability 1 txn

Insider Vivek Vibhu

Role Senior VP, Products

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Ordinary Shares	1,030	$0.10	$103.00

Holdings After Transaction: Ordinary Shares — 114,459 shares (Direct)

Key Figures

Tax-withholding shares: 1,030 shares Price per share: $0.10 per share Shares after transaction: 114,459 shares +1 more

4 metrics

Tax-withholding shares 1,030 shares Ordinary Shares used for tax-withholding disposition

Price per share $0.10 per share Value applied in tax-withholding disposition

Shares after transaction 114,459 shares Direct Ordinary Shares held after disposition

Tax-withholding transactions 1 transaction Count of tax-withholding dispositions in this Form 4

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.

FAQ

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

What insider transaction did Cambium Networks (CMBM) report for Vivek Vibhu?

Cambium Networks Senior VP of Products Vivek Vibhu reported a tax-withholding disposition of 1,030 Ordinary Shares at $0.10 per share. This Form 4 event reflects shares withheld to cover tax obligations tied to equity compensation, rather than an open-market sale of stock.

How many Cambium Networks (CMBM) shares does Vivek Vibhu hold after this Form 4?

After the reported tax-withholding disposition, Vivek Vibhu directly holds 114,459 Ordinary Shares of Cambium Networks. This indicates the 1,030 shares withheld for taxes are small compared with his remaining stake, so the filing shows a routine adjustment to his equity position.

Was the Cambium Networks (CMBM) Form 4 a stock sale by Vivek Vibhu?

The Form 4 shows a tax-withholding disposition, not an open-market sale. 1,030 Ordinary Shares were delivered at $0.10 per share to satisfy tax liabilities related to equity compensation, making this a mechanical transaction rather than a discretionary sale into the market.

What does a tax-withholding disposition mean for Cambium Networks (CMBM) insiders?

A tax-withholding disposition means shares are used to pay taxes on vested awards or exercises. For Cambium Networks, Vivek Vibhu had 1,030 Ordinary Shares applied at $0.10 per share, a standard mechanism that adjusts his holdings without signaling a voluntary buy or sell decision.

How significant is Vivek Vibhu’s Form 4 transaction for Cambium Networks (CMBM)?

The transaction appears small relative to his holdings, with 1,030 Ordinary Shares withheld for taxes and 114,459 shares remaining. Because it is a routine tax-withholding disposition rather than an open-market trade, it carries limited informational value about his view of Cambium Networks.

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^*

Vivek Vibhu

(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)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Senior VP, Products

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/10/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Ordinary Shares	04/10/2026		F		1,030	D	$0.1	114,459	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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

	/s/ Sally Rau, attorney-in-fact	04/14/2026
	** 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)

Source: View Original Filing on SEC EDGAR