Catch up on today's top five analyst downgrades with this list compiled by The Fly: 1. Roku (ROKU) downgraded to Sector Perform from Outperform at RBC Capital with analyst Mark Mahaney citing valuation. 2. Dave & Buster's (PLAY) downgraded to Hold from Buy at Jefferies with analyst Andy Barish saying his competitive overlap analysis reveals high exposure for the company to increasing competition while data checks suggest limited same-store-sales visibility. 3. Westlake Chemical (WLK) downgraded to Equal Weight from Overweight at Barclays with analyst Michael Leithead saying he believes the valuation is no longer compelling given the U.S. ethylene cycle. 4. Trade Desk (TTD) downgraded to Sector Perform from Outperform at RBC Capital with analyst Mark Mahaney citing valuation. 5. Stryker (SYK) downgraded to In Line from Outperform at Evercore ISI. This list is just a portion of The Fly's full analyst coverage. To see The Fly's full Street Research coverage, click here.

Check out this evening's top movers from around Wall Street, compiled by The Fly. HIGHER AFTER EARNINGSSnap (SNAP) up... To see the rest of the story go to thefly.com. See Story Here

Pre-earnings options volume in Roku is 1.7x normal with calls leading puts 3:2. Implied volatility suggests the market is anticipating a move near 12.6%, or $7.87, after results are released. Median move over the past eight quarters is 17.1%.

Alphabet (GOOGL), the parent company of Google, is scheduled to report first quarter 2024 results after the market close on Thursday, April 25, with a conference call scheduled for 4:30 pm Eastern Time. What to watch... To see the rest of the story go to thefly.com. See Story Here