Cisco CFO sells 4,892 shares under 10b5-1 plan

Cisco Systems EVP and CFO Mark Patterson sold 4,892 shares of Cisco common stock in two open-market transactions on March 20, 2026 under a pre-arranged Rule 10b5-1 trading plan.

Rhea-AI Filing Summary

Cisco Systems EVP and CFO Mark Patterson sold 4,892 shares of Cisco common stock in two open-market transactions on March 20, 2026 under a pre-arranged Rule 10b5-1 trading plan. The shares were sold at weighted average prices of $77.68 and $78.26 per share, across ranges from $77.02 to $78.86.

After these sales, Patterson directly holds 200,040.716 Cisco shares, which include 1,021.837 dividend equivalents accrued on unvested restricted stock units, each equivalent to one share of Cisco common stock.

Insider Trade Summary 10b5-1

Net Seller: 4,892 shares

Net Sell 2 txns

Insider Patterson Mark

Role EVP and CFO

Sold 4,892 shs ($381K)

Type	Security	Shares	Price	Value
Sale	Common Stock	2,391	$77.6777	$186K
Sale	Common Stock	2,501	$78.2576	$196K

Holdings After Transaction: Common Stock — 200,040.716 shares (Direct)

Footnotes (4)

1. F1. This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on December 19, 2025.
2. F2. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $77.02 to $78.01. The reporting person has provided to the issuer, and undertakes to provide to the staff of the Commission or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range.
3. F3. Includes 1,021.837 dividend equivalents accrued on unvested restricted stock units. Each dividend equivalent is the economic equivalent of one share of Cisco common stock.
4. F4. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $78.03 to $78.86. The reporting person has provided to the issuer, and undertakes to provide to the staff of the Commission or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range.

FAQ

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

What did Cisco (CSCO) CFO Mark Patterson report in this Form 4 filing?

Cisco EVP and CFO Mark Patterson reported selling 4,892 shares of Cisco common stock in open-market transactions on March 20, 2026, while continuing to hold 200,040.716 shares directly after the reported sales.

At what prices did Cisco (CSCO) CFO Mark Patterson sell his shares?

Mark Patterson’s reported sales used weighted average prices of $77.68 and $78.26 per share, with actual trade prices ranging from $77.02 to $78.01 and $78.03 to $78.86 across multiple transactions on March 20, 2026.

How many Cisco (CSCO) shares does CFO Mark Patterson still own after these transactions?

After the reported sales, Mark Patterson directly owns 200,040.716 Cisco shares. This figure includes 1,021.837 dividend equivalents on unvested restricted stock units, with each dividend equivalent economically equivalent to one share of Cisco common stock.

Were Cisco (CSCO) CFO Mark Patterson’s share sales made under a Rule 10b5-1 plan?

Yes. A footnote states the transactions were effected under a Rule 10b5-1 trading plan adopted by Mark Patterson on December 19, 2025, indicating the sales were pre-arranged rather than timed at his discretion on the trade date.

How many total shares did Cisco (CSCO) CFO Mark Patterson sell in this Form 4?

The Form 4 shows Mark Patterson sold a combined total of 4,892 shares of Cisco common stock. This reflects two open-market sale transactions of 2,391 shares and 2,501 shares executed on March 20, 2026.

What additional information is available about Cisco (CSCO) CFO Mark Patterson’s sale price ranges?

Footnotes explain the reported prices are weighted averages. The shares were sold in multiple transactions at prices ranging from $77.02 to $78.01 for one sale and $78.03 to $78.86 for the other, with detailed breakdowns available upon request.

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Accepted by SEC EDGAR 03/23/2026 - 04:28 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).

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^*

Patterson Mark

(Last) (First) (Middle)

170 WEST TASMAN DRIVE

(Street)

SAN JOSE CALIFORNIA 95134

(City) (State) (Zip)

UNITED STATES

(Country)

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 and CFO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
03/20/2026

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	03/20/2026		S(1)		2,391	D	$77.6777(2)	202,541.716(3)	D
Common Stock	03/20/2026		S(1)		2,501	D	$78.2576(4)	200,040.716	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 December 19, 2025.

2. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $77.02 to $78.01. The reporting person has provided to the issuer, and undertakes to provide to the staff of the Commission or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range.

3. Includes 1,021.837 dividend equivalents accrued on unvested restricted stock units. Each dividend equivalent is the economic equivalent of one share of Cisco common stock.

4. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $78.03 to $78.86. The reporting person has provided to the issuer, and undertakes to provide to the staff of the Commission or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the range.

Remarks:

	/s/ Mark Patterson by Jay Higdon, Attorney-in-Fact	03/23/2026
	** 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)