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Dolby Laboratories

DLB pitch long 1st ($100k) Paul Chandler, Jack Devine, David Kilgariff
Columbia Business School · Pershing Square Challenge

No thesis text was extracted for this pitch.

Did it work?

failed confidence: high

The pitch was a long thesis, but the stock declined 38.2% over the 62 months since the pitch — a substantial and sustained loss that decisively contradicts the long direction. No thesis text was provided to evaluate specific catalysts or fundamentals, but the price outcome alone over a multi-year period is clearly negative. On the available evidence, the pitch did not work.