| Date | Change Type | Time Delta (hours) | Reason |
| Nov 30, 2017 | OBSERVER_REQUESTED | -0.5 | GTO requested the allocation be changed. |
| Jan 24, 2018 | OBSERVER_REQUESTED | +0.5 | This was requested by Stefanie Milam. |
| Mar 31, 2020 | OBSERVER_REQUESTED | -5.2 | The GTOs rearranged their allocations. |
| Apr 16, 2020 | OBSERVER_REQUESTED | +1.3 | GTO adjusted allocations. |
| Dec 19, 2020 | OVERHEAD_CHANGE | +2.9 | APT 2020.5 |
| Jul 01, 2021 | OVERHEAD_CHANGE | +0.1 | APT 2021.2 |
| Aug 25, 2021 | OBSERVER_REQUESTED | +0.6 | This is a GTO, so they an add time. Also, request was approved by Bill Blair. |
| Sep 15, 2022 | OVERHEAD_CHANGE | -0.2 | APT 2022.5.3 |
| Nov 18, 2022 | OVERHEAD_CHANGE | +0.3 | APT 2022.7.1 |
