Cisco (CSCO) CEO Charles Robbins sells 21,400 shares under 10b5-1 plan

Filing Impact

(Very High)

Filing Sentiment

(Negative)

Form Type

Rhea-AI Filing Summary

Cisco Systems Chair and CEO Charles Robbins reported open-market sales of company stock. On May 22, 2026, he sold a total of 21,400 shares of Cisco common stock in three transactions at weighted average prices of about $118–$120 per share.

The sales were executed under a pre-arranged Rule 10b5-1 trading plan adopted on February 18, 2026, and were carried out through multiple trades within stated price ranges.

Insider Trade Summary 10b5-1

Net Seller: 21,400 shares ($2,568,584)

Net Sell 3 txns

Insider Robbins Charles

Role Chair and CEO

Sold 21,400 shs ($2.57M)

Type	Security	Shares	Price	Value
Sale	Common Stock	500	$118.484	$59K
Sale	Common Stock	8,038	$119.5798	$961K
Sale	Common Stock	12,862	$120.3669	$1.55M

Holdings After Transaction: Common Stock — 657,984.886 shares (Direct, null)

Footnotes (1)

This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on February 18, 2026. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $117.90 to $118.85. 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. Includes 51,685.291 dividend equivalents accrued on vested deferred restricted stock units and 10,414.655 dividend equivalents accrued on unvested restricted stock units. Each dividend equivalent is the economic equivalent of one share of Cisco common stock. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $118.93 to $119.92. 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. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $119.95 to $120.75. 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.

Key Figures

Shares sold: 21,400 shares Tranche 1 sale price: $120.3669/share Tranche 2 sale price: $119.5798/share +5 more

8 metrics

Shares sold 21,400 shares Total Cisco common shares sold by Charles Robbins on May 22, 2026

Tranche 1 sale price $120.3669/share Weighted average price for 12,862 shares sold

Tranche 2 sale price $119.5798/share Weighted average price for 8,038 shares sold

Tranche 3 sale price $118.4840/share Weighted average price for 500 shares sold

Net share change -21,400 shares Net buy/sell shares from transaction summary (net-sell)

10b5-1 plan adoption date February 18, 2026 Date Charles Robbins adopted the Rule 10b5-1 plan

Dividend equivalents on vested RSUs 51,685.291 equivalents Dividend equivalents on vested deferred restricted stock units

Dividend equivalents on unvested RSUs 10,414.655 equivalents Dividend equivalents on unvested restricted stock units

Key Terms

Rule 10b5-1 plan, weighted average sales price per share, dividend equivalents, restricted stock units, +1 more

5 terms

Rule 10b5-1 plan financial

"This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person"

A Rule 10b5-1 plan is a prearranged, written schedule that lets corporate insiders buy or sell company stock at set times or amounts, even if they later learn material nonpublic information. Think of it like setting an automatic thermostat for trades: it creates a clear record that trades were planned in advance, reducing the risk of insider-trading accusations and helping investors trust that insider transactions are routine rather than based on secret information.

dividend equivalents financial

"Includes 51,685.291 dividend equivalents accrued on vested deferred restricted stock units"

Payments tied to employee or contractor equity awards that mirror the cash dividends paid on the company’s stock; they give the holder the same economic benefit as owning the shares without transferring actual shares—often paid in cash or additional award units when the award becomes payable. Investors care because these payments affect a company’s compensation costs, cash flow and potential share dilution, and they signal how management is being rewarded and aligned with shareholders.

restricted stock units financial

"dividend equivalents accrued on vested deferred restricted stock units and on unvested 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.

open-market sale financial

"Sale in open market or private transaction"

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 Insider Transactions: What Each Field Means →

05/27/2026 - 04:50 PM

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^*

Robbins Charles

(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)

X	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Chair and CEO

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/22/2026

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)
Common Stock	05/22/2026		S⁽¹⁾		500	D	$118.484⁽²⁾	657,984.886⁽³⁾	D
Common Stock	05/22/2026		S⁽¹⁾		8,038	D	$119.5798⁽⁴⁾	649,946.886	D
Common Stock	05/22/2026		S⁽¹⁾		12,862	D	$120.3669⁽⁵⁾	637,084.886	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:

1. This transaction was effected pursuant to a Rule 10b5-1 plan adopted by the reporting person on February 18, 2026.

2. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $117.90 to $118.85. 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 51,685.291 dividend equivalents accrued on vested deferred restricted stock units and 10,414.655 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 $118.93 to $119.92. 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.

5. Represents a weighted average sales price per share. These shares were sold in multiple transactions at prices ranging from $119.95 to $120.75. 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/ Charles Robbins by Jay Higdon, Attorney-in-Fact	05/27/2026
	** 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

FAQ

What insider transaction did Cisco (CSCO) report for Charles Robbins?

Cisco disclosed that Chair and CEO Charles Robbins sold 21,400 shares of common stock in the open market. The transactions occurred on May 22, 2026, and were executed in three tranches at weighted average prices between roughly $118 and $120 per share.

At what prices did Charles Robbins sell Cisco (CSCO) shares?

Charles Robbins sold Cisco shares at weighted average prices of $118.4840, $119.5798, and $120.3669 per share. Footnotes note these were averages for multiple trades within price ranges from $117.90 up to $120.75 per share on May 22, 2026.

How many Cisco (CSCO) shares did Charles Robbins sell in this Form 4?

In this Form 4, Charles Robbins reported selling 21,400 shares of Cisco common stock. The total comes from three separate open-market sale transactions of 12,862 shares, 8,038 shares, and 500 shares, all executed on May 22, 2026.

Was Charles Robbins’ Cisco (CSCO) stock sale under a Rule 10b5-1 plan?

Yes. A footnote states the transaction was effected under a Rule 10b5-1 trading plan adopted by Charles Robbins on February 18, 2026. Such plans pre-schedule trades, indicating these sales were part of a pre-arranged program rather than discretionary timing.

Were Charles Robbins’ Cisco (CSCO) sales executed in multiple trades?

Yes. The filing notes that each reported price is a weighted average of multiple trades. Footnotes explain the shares were sold in numerous transactions within price ranges between $117.90 and $120.75, and detailed trade data is available on request from Cisco or the SEC staff.

Did the Cisco (CSCO) Form 4 mention dividend equivalents for Charles Robbins?

Yes. A footnote explains his holdings include 51,685.291 dividend equivalents on vested deferred restricted stock units and 10,414.655 dividend equivalents on unvested units. Each dividend equivalent is described as the economic equivalent of one share of Cisco common stock.