The 4K home release of "Oppenheimer" is in demand and facing supply shortages, but select retailers like Walmart and Barnes and Noble have copies in stock right now.
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Barbie (blu-ray) : Target
Oppenheimer - 4K Ultra HD + Blu-ray + Digital [4K UHD] : Cillian Murphy: Movies & TV
Oppenheimer (4K Ultra HD + Blu-ray + Digital)
JFK [4K Ultra HD Blu-ray/Blu-ray] [1991] - Best Buy
Oppenheimer - Find a Store now available : r/Steelbooks
The 4k Blu Ray of Oppenheimer doubled the sales of the regular 1080p Blu Ray : r/4kbluray
OPPENHEIMER Sets 4K Ultra HD, Blu-ray & Digital Release
Oppenheimer - 4K Ultra HD + Blu-ray + Digital [4K UHD] : Cillian Murphy: Movies & TV
Oppenheimer [Includes Digital Copy] [Blu-ray/DVD] [2023] - Best Buy
Oppenheimer - Collectible Steelbook (4K Ultra HD + Blu-ray + Digital Copy)