SEC Insider Transactions from Leopold Diane.

Last updated: 2026-03-14 11:53 UTC | Total transactions: 19

Leopold Diane bought nVent Electric plc ($NVT) shares on the open market twice in the last year for a total of $180 thousand, with her most recent purchase on August 13, 2025. These $NVT buys rank her 1,665th among insiders. She also purchased CMS Energy Corp ($CMS) shares once for $153 thousand on February 25, 2026, placing 1,782nd for $CMS activity. With no open market sales, her purchases trail the average insider's 1.46 million across 3.3 trades among nearly 5,000 individuals.

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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
Feb. 25, 2026 CMS ENERGY CORP $CMS Leopold Diane Director P Common Stock 2000 $76.70 2,769.0000 306,420,901 260.08% 0.00%
Feb. 20, 2026 CMS ENERGY CORP $CMS Leopold Diane Director A Common Stock 769 $0.00 769.0000 306,420,901 9999.99% 0.00%
Aug. 13, 2025 nVent Electric plc $NVT Leopold Diane Not found P Ordinary Shares 1900 $89.84 1,900.0000 168,200,000 9999.99% 0.00%
Aug. 13, 2025 nVent Electric plc $NVT Leopold Diane Not found P Ordinary Shares 100 $90.07 2,000.0000 168,200,000 5.26% 0.00%
July 17, 2025 nVent Electric plc $NVT Leopold Diane Not found A Ordinary Shares - Restricted Stock Units 1748 $0.00 1,748.0000 168,200,000 9999.99% 0.00%
June 13, 2025 MARKEL GROUP INC. $MKL Leopold Diane Director J Common Stock 63 $1735.89 2,590.0993 13,017,000 2.51% 0.00%
May 21, 2025 MARKEL GROUP INC. $MKL Leopold Diane Director A Common Stock 88 $0.00 2,526.7313 13,017,000 3.61% 0.00%
June 14, 2024 MARKEL GROUP INC. $MKL Leopold Diane Director J Common Stock 79 $1389.66 2,438.7313 13,347,000 3.35% 0.00%
May 22, 2024 MARKEL GROUP INC. $MKL Leopold Diane Director A Common Stock 100 $0.00 2,359.5754 13,347,000 4.43% 0.00%
Feb. 26, 2024 DOMINION ENERGY, INC $D Leopold Diane EVP, COO & Pres. Cont. Energy A Common Stock 12887 $0.00 107,145.9960 836,500,000 13.67% 0.00%
Feb. 1, 2024 DOMINION ENERGY, INC $D Leopold Diane EVP, COO & Pres. Cont. Energy F Common Stock 6341 $46.68 94,258.9960 836,500,000 6.30% 0.00%
Dec. 1, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO S Common Stock 5077 $45.51 100,599.9960 824,800,000 4.80% 0.00%
Dec. 1, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO S Common Stock 700 $45.52 105,676.9960 824,800,000 0.66% 0.00%
Dec. 1, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO S Common Stock 273 $45.53 106,376.9960 824,800,000 0.26% 0.00%
Dec. 1, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO S Common Stock 200 $45.52 106,649.9960 824,800,000 0.19% 0.00%
Oct. 1, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO F Common Stock 5739 $44.67 106,849.9960 824,800,000 5.10% 0.00%
June 1, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO S Common Stock 6250 $49.16 112,588.9960 824,800,000 5.26% 0.00%
Feb. 10, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO A Common Stock 13437 $0.00 118,838.9960 824,800,000 12.75% 0.00%
Feb. 1, 2023 DOMINION ENERGY, INC $D Leopold Diane Exec. Vice President and COO F Common Stock 5230 $63.10 105,401.9960 824,800,000 4.73% 0.00%