Dempsey James G. has filed 49 insider transactions across 1 company since February 2024.
Most recent transaction: a tax payment of 1512 shares of Frontier Group Holdings, Inc. ($ULCC) on February 08, 2026.
Activity breakdown: 0 open-market purchases and 2 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 8, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | F | Common Stock | 1512 | $6.52 | 347,613.0000 | 228,950,914 | 0.43% | 0.00% |
| Feb. 8, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | M | Restricted Stock Units | 24150 | $0.00 | 0.0000 | 228,950,914 | 100.00% | 0.01% |
| Feb. 6, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | M | Restricted Stock Units | 37082 | $0.00 | 74,166.0000 | 228,950,914 | 33.33% | 0.02% |
| Feb. 8, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | M | Common Stock | 5262 | $0.00 | 349,125.0000 | 228,950,914 | 1.53% | 0.00% |
| Feb. 6, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | M | Common Stock | 37082 | $0.00 | 338,346.0000 | 228,950,914 | 12.31% | 0.02% |
| Feb. 6, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | F | Common Stock | 11690 | $5.65 | 326,656.0000 | 228,950,914 | 3.46% | 0.01% |
| Feb. 8, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | M | Common Stock | 24150 | $0.00 | 350,806.0000 | 228,950,914 | 7.39% | 0.01% |
| Feb. 8, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | F | Common Stock | 6943 | $6.52 | 343,863.0000 | 228,950,914 | 1.98% | 0.00% |
| Feb. 8, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | M | Restricted Stock Units | 5262 | $0.00 | 0.0000 | 228,950,914 | 100.00% | 0.00% |
| Feb. 5, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | A | Common Stock | 6521 | $0.00 | 303,138.0000 | 228,950,914 | 2.20% | 0.00% |
| Feb. 6, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | F | Common Stock | 1874 | $5.65 | 301,264.0000 | 228,950,914 | 0.62% | 0.00% |
| Feb. 5, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | A | Restricted Stock Units | 309735 | $0.00 | 309,735.0000 | 228,950,914 | 9999.99% | 0.14% |
| Jan. 7, 2026 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President & CEO | A | Performance Stock Units | 117371 | $0.00 | 117,371.0000 | 228,950,914 | 9999.99% | 0.05% |
| Oct. 25, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 156250 | $0.00 | 156,250.0000 | 227,248,474 | 50.00% | 0.07% |
| Oct. 25, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 68359 | $4.15 | 296,617.0000 | 227,248,474 | 18.73% | 0.03% |
| Oct. 25, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 156250 | $0.00 | 364,976.0000 | 227,248,474 | 74.86% | 0.07% |
| Oct. 16, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 65104 | $0.00 | 65,105.0000 | 227,248,474 | 50.00% | 0.03% |
| Oct. 16, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 65104 | $0.00 | 237,209.0000 | 227,248,474 | 37.83% | 0.03% |
| Oct. 16, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 28483 | $4.42 | 208,726.0000 | 227,248,474 | 12.01% | 0.01% |
| Feb. 18, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | S | Common Stock | 318314 | $9.08 | 172,105.0000 | 227,248,474 | 64.91% | 0.14% |
| Feb. 14, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | S | Common Stock | 300000 | $8.81 | 490,419.0000 | 0 | 37.95% | 0.00% |
| Feb. 8, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 24150 | $0.00 | 24,150.0000 | 0 | 50.00% | 0.00% |
| Feb. 8, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 24150 | $0.00 | 794,108.0000 | 0 | 3.14% | 0.00% |
| Feb. 8, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 6943 | $9.34 | 787,165.0000 | 0 | 0.87% | 0.00% |
| Feb. 8, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 5262 | $0.00 | 792,427.0000 | 0 | 0.67% | 0.00% |
| Feb. 8, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 2008 | $9.34 | 790,419.0000 | 0 | 0.25% | 0.00% |
| Feb. 8, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 5262 | $0.00 | 5,262.0000 | 0 | 50.00% | 0.00% |
| Feb. 6, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | A | Restricted Stock Units | 111248 | $0.00 | 111,248.0000 | 0 | 9999.99% | 0.00% |
| Feb. 3, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 21215 | $0.00 | 776,902.0000 | 0 | 2.81% | 0.00% |
| Feb. 3, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 6944 | $8.43 | 769,958.0000 | 0 | 0.89% | 0.00% |
| Feb. 3, 2025 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 21215 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Oct. 25, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 156250 | $0.00 | 824,046.0000 | 0 | 23.40% | 0.00% |
| Oct. 25, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 68359 | $6.98 | 755,687.0000 | 0 | 8.30% | 0.00% |
| Oct. 25, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 156250 | $0.00 | 312,500.0000 | 0 | 33.33% | 0.00% |
| Oct. 16, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 28483 | $6.00 | 667,796.0000 | 0 | 4.09% | 0.00% |
| Oct. 16, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 65104 | $0.00 | 130,209.0000 | 0 | 33.33% | 0.00% |
| Oct. 16, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 65104 | $0.00 | 696,279.0000 | 0 | 10.31% | 0.00% |
| Feb. 23, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 18050 | $0.00 | 636,364.0000 | 0 | 2.92% | 0.00% |
| Feb. 23, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 18050 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Feb. 23, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 5189 | $7.26 | 631,175.0000 | 0 | 0.82% | 0.00% |
| Feb. 8, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 5261 | $0.00 | 10,524.0000 | 0 | 33.33% | 0.00% |
| Feb. 8, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 24150 | $0.00 | 621,508.0000 | 0 | 4.04% | 0.00% |
| Feb. 8, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 6943 | $6.89 | 614,565.0000 | 0 | 1.12% | 0.00% |
| Feb. 8, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 5261 | $0.00 | 619,826.0000 | 0 | 0.86% | 0.00% |
| Feb. 8, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 1512 | $6.89 | 618,314.0000 | 0 | 0.24% | 0.00% |
| Feb. 8, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 24150 | $0.00 | 48,300.0000 | 0 | 33.33% | 0.00% |
| Feb. 3, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | F | Common Stock | 7319 | $5.40 | 597,358.0000 | 0 | 1.21% | 0.00% |
| Feb. 3, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Restricted Stock Units | 21215 | $0.00 | 21,215.0000 | 0 | 50.00% | 0.00% |
| Feb. 3, 2024 | Frontier Group Holdings, Inc. | $ULCC | Dempsey James G. | President | M | Common Stock | 21215 | $0.00 | 604,677.0000 | 0 | 3.64% | 0.00% |