CDNS · Cadence Design Systems Inc · Insider Trading

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $331.42 to $331.445, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Represents a bona fide charitable gift of shares to the Plummer Family donor-advised fund.

Shares held by the Plummer Family Trust.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 9/9/2025 by the Reporting Person.

Shares withheld to satisfy tax obligations arising out of vesting of Performance Stock Award.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person.

These options vested at a rate of 1/48th per month starting on March 25, 2021.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 5/12/2026 by the Reporting Person.

Shares withheld to satisfy tax obligations arising out of vesting of Restricted Stock Unit.

Shares withheld to satisfy tax obligations arising out of vesting of Restricted Stock Unit.

Shares withheld to satisfy tax obligations arising out of vesting of Restricted Stock Unit.

Shares withheld to satisfy tax obligations arising out of vesting of Restricted Stock Unit.

Shares withheld to satisfy tax obligations arising out of vesting of Restricted Stock Unit.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person.

Shares withheld to satisfy tax obligations arising out of vesting of Performance Stock Award.

Shares withheld to satisfy tax obligations arising out of vesting of Performance Stock Award.

Shares withheld to satisfy tax obligations arising out of vesting of Performance Stock Award.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person.

Shares withheld to satisfy tax obligations arising out of vesting of Performance Stock Award.

These options vested at a rate of 1/48th per month starting on March 25, 2021.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 11/24/2025 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $287.60 to $287.97, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 11/24/2025 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $283.98 to $284.94, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 11/24/2025 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $285.02 to $286.01, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 11/24/2025 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $286.09 to $286.85, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 9/9/2025 by the Reporting Person.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 5/12/2026 by the Reporting Person.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 5/12/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $317.695 to $318.535, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 5/12/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $324.41 to $324.93, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 5/12/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $323.13 to $323.97, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

Shares transferred as a charitable gift by the Reporting Person.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 5/12/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $320.97 to $321.185, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

Option vests at a rate of 1/48th per month.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 3/16/2026 by the Reporting Person.

These options vested at a rate of 1/48th per month starting on March 25, 2021.

Shares withheld to satisfy tax obligations arising out of vesting of Restricted Stock Award.

Shares transferred as a charitable gift by the Reporting Person.

Option vests at a rate of 1/48th per month.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $343.77 to $344.28, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $337.40 to $338.19, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $336.40 to $337.04, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $340.56 to $341.26, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $338.71 to $339.40, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $342.73 to $343.45, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $341.66 to $342.62, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

The transaction reported in this Form 4 was effected pursuant to a Rule 10b5-1 Trading Plan adopted on 2/20/2026 by the Reporting Person.

The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $345.15 to $345.18, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.