Check out the companies making headlines after the bell : Paramount Skydance — The entertainment stock added about 2% after the company posted first-quarter adjusted earnings of 23 cents per share on revenue of $7.35 billion. Analysts polled by LSEG had expected earnings of 15 cents and $7.28 billion in revenue. Duolingo — The maker of the language learning app saw shares tumble about 13% after monthly active users came in below estimates for the first quarter. Duolingo said it saw 137.8 million active users, below the 145.6 million sought by analysts, per StreetAccount. Projections for second-quarter bookings also disappointed at $284 million, versus the $295 million anticipated by the Street. Diamondback Energy — The oil and gas stock slipped 1%, despite Diamondback Energy posting a first-quarter adjusted earnings and adjusted EBITDA beat. Diamondback also announced that its board had approved a 5% increase to the company’s base cash dividend. Sonos — The manufacturer of audio products rose 6% after second-quarter revenue rose 8% year over year to $281.5 million. The company guided for third-quarter revenue of $355 million to $375 million, versus the $362.2 million FactSet consensus call. Palantir — Shares added less than 1% after the company posted first-quarter adjusted earnings of 33 cents per share, beating the 28 cents a share analysts had penciled in, per LSEG. Palantir’s $1.63 billion reve …
