SEC Insider Transactions from PLUMMER JAMES D.

Last updated: 2026-03-14 11:29 UTC | Total transactions: 24

James D. Plummer, a director at Cadence Design Systems (CDNS), made one open market sale of CDNS shares in the last year, totaling about $278,000. His most recent sale occurred on May 16, 2025. These sales rank 7,724th among 11,678 insiders, well below the average of $8.6 million per person and 6.4 transactions. Plummer had no open market purchases during this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
May 16, 2025 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director S Common Stock 868 $319.95 27,181.0000 273,851,000 3.09% 0.00%
May 8, 2025 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director A Common Stock 779 $0.00 28,049.0000 273,851,000 2.86% 0.00%
May 2, 2025 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 868 $0.00 27,270.0000 273,851,000 3.08% 0.00%
May 2, 2025 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 868 $0.00 27,270.0000 273,851,000 3.29% 0.00%
May 2, 2024 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 1073 $0.00 26,402.0000 271,706,000 3.91% 0.00%
May 2, 2024 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 1073 $0.00 27,270.0000 271,706,000 4.10% 0.00%
May 2, 2024 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director A Common Stock 868 $0.00 27,270.0000 271,706,000 3.29% 0.00%
March 7, 2024 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director S Common Stock 2412 $315.40 26,402.0000 271,706,000 8.37% 0.00%
Feb. 8, 2017 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 8673 $0.00 46,409.0000 0 15.75% 0.00%
Feb. 8, 2017 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 8673 $0.00 15,625.0000 0 124.76% 0.00%
Feb. 21, 2018 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 5521 $0.00 40,888.0000 0 11.90% 0.00%
Feb. 21, 2018 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 5521 $0.00 21,146.0000 0 35.33% 0.00%
Feb. 7, 2019 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 4926 $0.00 35,962.0000 0 12.05% 0.00%
Feb. 7, 2019 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 4926 $0.00 26,072.0000 0 23.30% 0.00%
Feb. 22, 2020 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 3359 $0.00 32,603.0000 0 9.34% 0.00%
Feb. 22, 2020 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 3359 $0.00 29,431.0000 0 12.88% 0.00%
Feb. 24, 2021 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 2412 $0.00 30,191.0000 0 7.40% 0.00%
Feb. 24, 2021 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 2412 $0.00 31,843.0000 0 8.20% 0.00%
Feb. 25, 2022 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 1377 $0.00 28,814.0000 276,796,000 4.56% 0.00%
Feb. 25, 2022 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 1377 $0.00 33,220.0000 276,796,000 4.32% 0.00%
July 27, 2023 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director S Common Stock 4406 $238.54 28,814.0000 272,675,000 13.26% 0.00%
May 4, 2023 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director A Common Stock 1073 $0.00 34,693.0000 272,675,000 3.19% 0.00%
May 4, 2023 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 1473 $0.00 33,220.0000 272,675,000 4.25% 0.00%
May 4, 2023 CADENCE DESIGN SYSTEMS INC $CDNS PLUMMER JAMES D Director G Common Stock 1473 $0.00 33,220.0000 272,675,000 4.64% 0.00%