Comtech's Robertson receives 4,906 shares as grant vests

The vested units converted one-for-one into common shares; the same-day tax entry reports 2,497 shares withheld at $1.37 per share.

Rhea-AI Filing Summary

Comtech Telecommunications Corp. (CMTL) reported that Jeffery Paul Robertson, President, Allerium Segment, had 4,906 restricted stock units vest on September 30, 2026; they converted one-for-one into common shares. A same-day entry reports 2,497 shares withheld to pay federal, state and FICA taxes, at $1.37 per share.

Insider Trade Summary

4,906 shares exercised/converted

Exercise 3 txns

Insider Robertson Jeffery Paul

Role President, Allerium Segment

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units F1, F3	4,906	$0.00	$0.00
Exercise	Common Stock Par Value $0.10 Per Share F1	4,906	--	--
Tax Withholding	Common Stock Par Value $0.10 Per Share F2	2,497	$1.37	$3K

Holdings After Transaction: Restricted Stock Units — 158,797 contracts (Direct); Common Stock Par Value $0.10 Per Share — 68,366 shares (Direct)

Footnotes (3)

1. F1. Restricted stock units convert into common stock on a one-for-one basis.
2. F2. The 2,497 reflected on this table represents the shares withheld to pay the Reporting Person's federal, state, and Federal Insurance Contributions Act ("FICA") tax.
3. F3. This transaction represents the vesting of 4,906 of the 14,720 restricted stock units issued to the Reporting Person on September 30, 2024.

Key Figures

Restricted stock units vested: 4,906 units Common shares received: 4,906 shares Shares withheld for taxes: 2,497 shares +2 more

5 metrics

Restricted stock units vested 4,906 units September 30, 2026

Common shares received 4,906 shares Converted from restricted stock units on a one-for-one basis

Shares withheld for taxes 2,497 shares Federal, state and FICA tax withholding on September 30, 2026

Price per share $1.37 per share Tax-withholding transaction on September 30, 2026

Restricted stock units issued 14,720 units Issued September 30, 2024

Key Terms

restricted stock units, one-for-one basis, Federal Insurance Contributions Act (FICA)

3 terms

restricted stock units financial

"vesting of 4,906 of the 14,720 restricted stock units"

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.

one-for-one basis technical

"convert into common stock on a one-for-one basis"

Federal Insurance Contributions Act (FICA) financial

"Federal Insurance Contributions Act ("FICA") tax"

FAQ

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

What did CMTL's President, Allerium Segment, report on September 30, 2026?

Jeffery Paul Robertson reported that 4,906 restricted stock units vested on September 30, 2026, converting one-for-one into common shares. The same-day entry reports 2,497 shares withheld to pay federal, state and FICA taxes at $1.37 per share.

How many restricted stock units had been issued to CMTL's President before the vesting?

The 4,906 restricted stock units that vested were part of the 14,720 restricted stock units issued to Jeffery Paul Robertson on September 30, 2024.

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

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Available on EDGAR 10/01/2026 - 05:00 PM Accepted by SEC EDGAR 10/01/2026 - 04:59 PM 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^*

Robertson Jeffery Paul

(Last) (First) (Middle)

305 N 54TH STREET

(Street)

CHANDLER ARIZONA 85226

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
COMTECH TELECOMMUNICATIONS CORP /DE/ [ CMTL ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, Allerium Segment

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
09/30/2026

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 Par Value $0.10 Per Share	09/30/2026		M		4,906	A	(1)	70,863	D
Common Stock Par Value $0.10 Per Share	09/30/2026		F(2)		2,497	D	$1.37	68,366	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
Restricted Stock Units	(1)	09/30/2026		M			4,906	(3)	(3)	Common Stock Par Value $0.10 Per Share	4,906	$0	158,797	D

Explanation of Responses:

1. Restricted stock units convert into common stock on a one-for-one basis.

2. The 2,497 reflected on this table represents the shares withheld to pay the Reporting Person's federal, state, and Federal Insurance Contributions Act ("FICA") tax.

3. This transaction represents the vesting of 4,906 of the 14,720 restricted stock units issued to the Reporting Person on September 30, 2024.

Remarks:

	/s/ Michael C. Shay, Attorney-in-Fact for Jeffery Robertson	10/01/2026
	** 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)