| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Form 4 |
|---|---|---|---|---|---|---|---|---|---|
| OGS | DINAN CURTIS | See Remarks | Feb 16 '26 | Option Exercise | 39.50 | 11,753 | 464,157 | 143,701 | Feb 19 12:00 AM |
| OGS | DINAN CURTIS | See Remarks | Feb 14 '26 | Option Exercise | 45.39 | 3,363 | 152,635 | 143,037 | Feb 19 12:00 AM |
| OGS | DINAN CURTIS | See Remarks | Feb 18 '25 | Option Exercise | 28.63 | 12,998 | 372,038 | 139,071 | Feb 20 12:00 AM |
| OGS | DINAN CURTIS | See Remarks | Feb 19 '24 | Option Exercise | 10.95 | 11,605 | 127,068 | 135,791 | Feb 21 12:00 AM |
| OGS | DINAN CURTIS | See Remarks | Feb 20 '23 | Option Exercise | 36.26 | 7,934 | 287,655 | 134,917 | Feb 22 12:00 AM |
| OGS | DINAN CURTIS | See Remarks | Feb 21 '22 | Option Exercise | 38.78 | 10,207 | 395,805 | 133,588 | Feb 23 12:00 AM |
| OGS | DINAN CURTIS | See Remarks | Feb 15 '21 | Option Exercise | 40.61 | 14,127 | 573,670 | 131,744 | Feb 17 12:00 AM |