Lisa A. Muschong, VP of Corporate Secretary and Chief of Staff at DTE Energy Co. ($DTE), made one open market sale of company shares in the last year, totaling $224,849. Her latest sale occurred on August 14, 2025. Among 11,678 insiders tracking open market sales, her activity ranks 8,170th by value, far below the average of $8.6 million over about six transactions each. Muschong reported no open market purchases.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 4, 2026 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | D | Common Stock | 0 | $135.70 | 7,495.2200 | 207,803,764 | 0.00% | 0.00% |
| Feb. 4, 2026 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | F | Common Stock | 343 | $135.70 | 7,495.3000 | 207,803,764 | 4.38% | 0.00% |
| Feb. 4, 2026 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | A | Common Stock | 1801 | $0.00 | 7,838.3000 | 207,803,764 | 29.83% | 0.00% |
| Feb. 1, 2026 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | F | Common Stock | 246 | $134.38 | 6,037.2200 | 207,803,764 | 3.92% | 0.00% |
| Nov. 3, 2025 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | A | Common Stock | 1868 | $0.00 | 6,258.4500 | 207,683,012 | 42.55% | 0.00% |
| Aug. 14, 2025 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | S | Common Stock | 1600 | $140.53 | 4,364.9630 | 207,588,000 | 26.82% | 0.00% |
| Feb. 5, 2025 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | A | Common Stock | 2190 | $0.00 | 6,328.3200 | 207,242,390 | 52.92% | 0.00% |
| Feb. 5, 2025 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | F | Common Stock | 462 | $122.69 | 5,866.3200 | 207,242,390 | 7.30% | 0.00% |
| Feb. 5, 2025 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | D | Common Stock | 1 | $122.69 | 5,865.3430 | 207,242,390 | 0.02% | 0.00% |
| Feb. 2, 2025 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | F | Common Stock | 246 | $119.88 | 4,138.3430 | 207,242,390 | 5.61% | 0.00% |
| June 6, 2024 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | I | Common Stock | 802 | $113.85 | 4,271.0000 | 206,937,000 | 15.80% | 0.00% |
| June 3, 2024 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | S | Common Stock | 1198 | $116.61 | 5,072.6900 | 206,937,000 | 19.10% | 0.00% |
| Feb. 20, 2024 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | S | Common Stock | 2775 | $108.43 | 6,203.8000 | 206,357,070 | 30.91% | 0.00% |
| Jan. 31, 2024 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | D | Common Stock | 1 | $105.42 | 8,961.8300 | 206,357,070 | 0.01% | 0.00% |
| Jan. 31, 2024 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | F | Common Stock | 1005 | $105.42 | 8,963.1700 | 206,357,070 | 10.08% | 0.00% |
| Jan. 31, 2024 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | A | Common Stock | 4085 | $0.00 | 9,968.1700 | 206,357,070 | 69.45% | 0.00% |
| Jan. 27, 2024 | DTE ENERGY CO | $DTB | Muschong Lisa A. | VP, Corp Sec & Chief of Staff | F | Common Stock | 290 | $103.59 | 5,882.8300 | 206,357,070 | 4.70% | 0.00% |