economy
Stocks Making the Biggest Moves After Hours: Palantir, Pinterest, Duolingo, Paramount Skydance & More
See which stocks are posting big moves after the bell.

TL;DR
- Paramount Skydance's stock rose about 2% after exceeding first-quarter earnings and revenue expectations.
- Duolingo shares fell about 13% as first-quarter active users and second-quarter booking projections missed estimates.
- Diamondback Energy saw a 1% slip despite beating first-quarter adjusted earnings and announcing a dividend increase.
- Sonos shares increased by 6% following an 8% year-over-year rise in second-quarter revenue and favorable third-quarter guidance.
- Palantir's stock added less than 1% after reporting first-quarter adjusted earnings and revenue that surpassed analyst expectations.
- Pinterest's stock jumped 15% after its revenue guidance for the second quarter exceeded analyst expectations and first-quarter results surpassed estimates.
- Firefly Aerospace stock jumped 9% after posting a narrower-than-expected first-quarter adjusted loss and exceeding revenue estimates.
- IAC (People Inc) slid 5% after lowering its 2026 adjusted EBITDA and full-year operating income estimates.
- ON Semiconductor tumbled 5% despite second-quarter revenue projections narrowly topping estimates, while first-quarter results surpassed expectations.
- Fabrinet fell 10% as fourth-quarter revenue guidance disappointed the Street, overshadowing third-quarter beats.