| Rank | Title | Studio | UHD Share † |
| 1 | Wonders of the Arctic | Shout! Factory | 97.73% |
| 2 | The Last Reef: Cities Beneath the Sea | Shout! Factory | 96.83% |
| 3 | Flight of the Butterflies | Shout! Factory | 87.40% |
| 4 | Humpback Whales | Shout! Factory | 84.77% |
| 5 | Rocky Mountain Express | Shout! Factory | 84.32% |
| 6 | Journey to Space | Shout! Factory | 82.25% |
| 7 | Dream Big: Engineering Our World | Shout! Factory | 66.63% |
| 8 | Earth: One Amazing Day | BBC Studios | 58.84% |
| 9 | Dynasties | BBC Studios | 50.49% |
| 10 | Planet Earth II | BBC Studios | 44.77% |
| 11 | Blue Planet II | BBC Studios | 41.93% |
| 12 | Song to Song | Broad Green | 33.71% |
| 13 | Star Trek Trilogy: The Kelvin Timeline | Paramount | 28.96% |
| 14 | Avengers: Endgame | Disney/Marvel | 24.28% |
| 15 | Marrowbone | Magnolia | 24.11% |
| 16 | Planet of the Apes Trilogy | Fox | 23.59% |
| 17 | Alita: Battle Angel | Fox | 23.55% |
| 18 | Predator 4-Movie Collection | Fox | 23.00% |
| 19 | Brightburn | Sony Pictures | 22.21% |
| 20 | John Wick 1&2 Double Feature | Lionsgate | 22.13% |
| † Percentage that UHD comprised of overall unit sales for a title; UHD is considered a Blu-ray version and is also part of the BD Share for each title. | |||
| Through Aug. 24, 2019 | Source: NPD VideoScan | ||
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