First Signal

We give you the facts, the moves, and, of course, what we make of it all.

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Marvell MRVL

First Signal's file · in 1 issue · All companies

Every time it made the issue

We cover a company only when it moves enough to matter. Each row is one of those days, what we made of it, and how the stock did over the next 5 and 20 trading days, next to the S&P 500.

DateWhereMoveOur read5 days later20 days later
Thu, Oct 29, 2026Case file: Marvell falls 13% on Lumentum deal talks−13.2%The data-center chip designer is in talks to buy the laser maker Lumentum, Bloomberg reported, and its own stock takes the hit.to cometo come

Its biggest days of the past ten years

Best daysMove
Tue, Jun 2, 2026+32.5%
Fri, May 26, 2023+32.4%
Wed, Dec 4, 2024+23.2%
Worst daysMove
Thu, Mar 6, 2025−19.8%
Mon, Jan 27, 2025−19.1%
Fri, Aug 29, 2025−18.6%

How it took its last 8 reports

The stock's move in the first session after each quarterly report. Next report: Thursday, December 3, 2026.

Results filedNext session
Thu, Aug 27, 2026−10.3%
Wed, May 27, 2026+3.1%
Thu, Mar 5, 2026+18.4%
Tue, Dec 2, 2025+7.9%
Thu, Aug 28, 2025−18.6%
Thu, May 29, 2025−5.6%
Wed, Mar 5, 2025−19.8%
Tue, Dec 3, 2024+23.2%

Moves are daily closing prices. Past moves don't predict future ones.