SEM Insider Activity
View recent SEC Form 4 insider transactions for SEM, including purchases, sales, option exercises, and other insider filings.
| Date | Insider | Type | Quantity | Price | Total Value | Shares Owned |
|---|---|---|---|---|---|---|
| Jun 30, 2026 | Breighner Robert G. JR | Sell | 16,334 | $0.00 | $0.00 | 18,362 |
| Jun 30, 2026 | Breighner Robert G. JR | Disposed | 18,362 | $16.50 | $302,973.00 | 0 |
| Jun 30, 2026 | CARSON RUSSELL L | Sell | 610,035 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | CHERNOW DAVID S | Sell | 100,000 | $0.00 | $0.00 | 777,244 |
| Jun 30, 2026 | CHERNOW DAVID S | Tax Withheld | 113,421 | $16.50 | $1,871,446.50 | 0 |
| Jun 30, 2026 | CHERNOW DAVID S | Disposed | 656,823 | $16.50 | $10,837,579.50 | 113,421 |
| Jun 30, 2026 | Davisson Katherine R | Disposed | 60,035 | $16.50 | $990,577.50 | 0 |
| Jun 30, 2026 | Duggan John F. | Sell | 194,710 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | Ely James S. III | Disposed | 161,674 | $16.50 | $2,667,621.00 | 0 |
| Jun 30, 2026 | Frist William H. | Disposed | 306,266 | $16.50 | $5,053,389.00 | 0 |
| Jun 30, 2026 | Hollenbach John Tyler | Sell | 135,084 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | JACKSON MARTIN F | Sell | 1,383,421 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | JACKSON MARTIN F | Sell | 2,634 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | Khanuja Parvinderjit S. | Disposed | 79,124 | $16.50 | $1,305,546.00 | 0 |
| Jun 30, 2026 | Malatesta Michael F | Sell | 238,057 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | Mullin Thomas P | Sell | 391,709 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | ORTENZIO ROBERT A | Sell | 7,081,788 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | ORTENZIO ROBERT A | Sell | 280,415 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | ORTENZIO ROBERT A | Disposed | 279,000 | $16.50 | $4,603,500.00 | 0 |
| Jun 30, 2026 | ORTENZIO ROBERT A | Sell | 1,000,000 | $0.00 | $0.00 | 279,000 |
| Jun 30, 2026 | Rusignuolo Brian R. | Sell | 361,370 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | Saich John A. | Sell | 736,412 | $0.00 | $0.00 | 0 |
| Jun 30, 2026 | Scully Thomas | Disposed | 103,424 | $16.50 | $1,706,496.00 | 0 |
| Jun 30, 2026 | TAVENNER MARILYN B | Disposed | 36,035 | $16.50 | $594,577.50 | 0 |
| Jun 30, 2026 | Thomas Daniel | Disposed | 80,035 | $16.50 | $1,320,577.50 | 0 |
| Jun 30, 2026 | Weigl Christopher | Tax Withheld | 1,872 | $16.50 | $30,888.00 | 0 |
| Jun 30, 2026 | Weigl Christopher | Disposed | 12,382 | $16.50 | $204,303.00 | 1,872 |
| Jun 30, 2026 | Weigl Christopher | Sell | 40,000 | $0.00 | $0.00 | 14,524 |
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