NEW YORK (

TheStreet

) --

Tellabs

(TLAB)

was a big mover in premarket trading on Monday after the telecom equipment maker announced an $891 million deal to be acquired by

Marlin Equity Partners

.

Under the terms of the merger agreement, entities affiliated with Marlin will acquire all of Tellabs' outstanding shares for $2.45 a share in cash. The deal is expected to close in the fourth quarter.

Tellabs' shares climbed 5.11% to $2.47 before market open. The Naperville, Ill.-based firm was also the most active premarket Nasdaq stock on share volume of 13,072,681.

Facebook

(FB) - Get Report

was another premarket mover, rising 0.81% to $54.66 on share volume of 636,228, while

Sirius XM

(SIRI) - Get Report

was up 0.87% to $4.08 on share volume of 322,414.

SolarCity

(SCTY)

continued its recent

momentum

, gaining 5.03% to $62.45 on volume of 248,169.

Shares of

Apple

(AAPL) - Get Report

, which is expected to refresh its

iPad lineup

at an event in San Francisco on Tuesday, rose 0.65% to $512.22.

--Written by James Rogers in New York.

Follow @jamesjrogers