[Form 4] CISCO SYSTEMS, INC. Insider Trading Activity

Rhea-AI Filing Summary

Cisco Systems (CSCO) executive Oliver Tuszik, EVP, Global Sales, reported a stock sale under a pre-arranged trading plan. On 11/20/2025, he sold 13,353 shares of Cisco common stock at a price of $79.21 per share in an open-market transaction coded as a sale. The filing states this trade was effected pursuant to a Rule 10b5-1 plan adopted on June 20, 2025, which is designed to allow scheduled trading by insiders.

Following this transaction, Tuszik beneficially owned 197,039.606 shares, which include 712.371 dividend equivalents accrued on unvested restricted stock units, with each dividend equivalent economically equal to one share of Cisco common stock. The ownership is reported as directly held, and no derivative securities transactions were reported in this filing.

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

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

X

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^*

Tuszik Oliver

(Last) (First) (Middle)

170 WEST TASMAN DRIVE

(Street)

SAN JOSE CA 95134

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
CISCO SYSTEMS, INC. [ CSCO ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Global Sales

3. Date of Earliest Transaction (Month/Day/Year)
11/20/2025

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
Common Stock	11/20/2025		S(1)		13,353	D	$79.21	197,039.606(2)	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. This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on June 20, 2025.

2. Includes 712.371 dividend equivalents accrued on unvested restricted stock units. Each dividend equivalent is the economic equivalent of one share of Cisco common stock.

Remarks:

	/s/ Oliver Tuszik by Jeremy Erickson, Attorney-in-Fact	11/21/2025
	** 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.

FAQ

What insider transaction did Cisco Systems (CSCO) report in this Form 4?

The Form 4 reports that Oliver Tuszik, EVP, Global Sales of Cisco Systems, sold 13,353 shares of Cisco common stock on 11/20/2025 in a transaction coded as a sale.

At what price were the Cisco (CSCO) shares sold by Oliver Tuszik?

Oliver Tuszik sold 13,353 Cisco shares at a price of $79.21 per share in the reported transaction.

Was the Cisco (CSCO) insider sale made under a Rule 10b5-1 trading plan?

Yes. The filing states the transaction was effected pursuant to a Rule 10b5-1 plan adopted on June 20, 2025 by the reporting person.

How many Cisco (CSCO) shares does Oliver Tuszik own after this transaction?

After the reported sale, Oliver Tuszik beneficially owned 197,039.606 shares of Cisco common stock, held directly.

What are the dividend equivalents mentioned in the Cisco (CSCO) Form 4?

The beneficial ownership total includes 712.371 dividend equivalents accrued on unvested restricted stock units, with each dividend equivalent described as the economic equivalent of one Cisco common share.

What is Oliver Tuszik’s role at Cisco Systems (CSCO)?

Oliver Tuszik is reported as an Officer of Cisco Systems with the title EVP, Global Sales.

Were any derivative securities reported in this Cisco (CSCO) Form 4?

No derivative securities transactions are listed in Table II; only non-derivative common stock transactions are reported.