Jan 31 (Reuters) - Gentex Corp posted a lower-than-expected quarterly profit on annual customer price cuts, but expects sales to grow 15 percent to 20 percent in the first quarter.
The company posted a fourth-quarter profit of $40.5 million, or 28 cents a share, compared with $36.9 million, or 26 cents a share, a year ago.
Sales at Gentex, which makes automatic-dimming rearview mirrors and smoke alarms, rose 17 percent to $260.3 million.
Analysts were expecting earnings of 30 cents a share on sales of $273.2 million, according to Thomson Reuters I/B/E/S.
The company said that despite a recovery in the automotive market it faced significant stress on its supply chain due to the Thailand floods.
Shares of the Zeeland, Michigan-based company closed at $30.12 on Monday on the Nasdaq, valuing the company at about $4.36 billion. (Reporting by Ritika Rai in Bangalore; Editing by Roshni Menon)