SEC Insider Transactions from Mastoris William.

Last updated: 2026-03-14 11:19 UTC | Total transactions: 13

Mastoris William has filed 13 insider transactions across 1 company since January 2023.

Most recent transaction: a tax payment of 213 shares of WEC ENERGY GROUP, INC. ($WEC) on January 03, 2025.

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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
Jan. 3, 2025 WEC ENERGY GROUP, INC. $WEC Mastoris William Vice President F Common Stock 213 $94.18 8,286.2354 316,500,000 2.51% 0.00%
Jan. 2, 2025 WEC ENERGY GROUP, INC. $WEC Mastoris William Vice President A Common Stock 1206 $0.00 8,667.2354 316,500,000 16.16% 0.00%
Jan. 2, 2025 WEC ENERGY GROUP, INC. $WEC Mastoris William Vice President F Common Stock 168 $94.55 8,499.2354 316,500,000 1.94% 0.00%
Jan. 2, 2025 WEC ENERGY GROUP, INC. $WEC Mastoris William Vice President A Stock Option (right to buy) 4870 $0.00 4,870.0000 316,500,000 9999.99% 0.00%
Jan. 4, 2024 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations F Common Stock 35 $86.23 7,344.1550 315,900,000 0.47% 0.00%
Jan. 2, 2024 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations A Common Stock 1345 $0.00 7,592.1550 315,900,000 21.53% 0.00%
Jan. 3, 2024 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations F Common Stock 213 $86.26 7,379.1550 315,900,000 2.81% 0.00%
Jan. 2, 2024 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations A Stock Option (right to buy) 5731 $0.00 5,731.0000 315,900,000 9999.99% 0.00%
Nov. 10, 2023 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations I Phantom Stock Units 1245 $80.31 3,807.5870 316,100,000 48.59% 0.00%
Jan. 4, 2023 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations F Common Stock 34 $94.79 6,134.3970 316,100,000 0.55% 0.00%
Jan. 3, 2023 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations A Common Stock 851 $0.00 6,311.3970 316,100,000 15.58% 0.00%
Jan. 3, 2023 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations F Common Stock 143 $93.69 6,168.3970 316,100,000 2.27% 0.00%
Jan. 3, 2023 WEC ENERGY GROUP, INC. $WEC Mastoris William EVP-Cust. Svc. and Operations A Stock Option (right to buy) 5685 $0.00 5,685.0000 316,100,000 9999.99% 0.00%