Netflix
Netflix shares rose slightly after the company adopted a “poison pill” to battle activist investor Carl Icahn. Reuters

Netflix Inc, Toll Brothers, Aixtron, ARM Holdings, Bank of America, PulteGroup, Silver Wheaton Corp, RadioShack Corp and Autoliv Inc. are among the companies whose shares are moving in the pre-market trading Tuesday.

Gainers

Netflix Inc. (NASDAQ:NFLX) stock rallied 23.53 percent to $215.40 in pre-market trading. The company swung to first quarter net profit of $2.7 million or $0.05 per share compared to net loss of $4.6 million or $0.08 per share in the same period last year. Adjusted profit was $19 million or $0.31 per share, above Reuters' estimate of $0.19 per share. Netflix also added more than 2 million new customers in the first quarter that brings the domestic total for the period to 29.2 million subscribers.

Toll Brothers Inc. (NYSE:TOL) stock climbed 7.69 percent to $33.62 in pre-market trading. The stock has a 52-week low of $22.90, a 52-week high of $38.36 and $5.28 billion in market capitalization.

Aixtron SE (NASDAQ:AIXG) stock climbed 7.36 percent to $13.56 in pre-market trading. The stock has a 52-week low of $11.21, a 52-week high of $19.16 and $1.27 billion in market capitalization.

ARM Holdings Plc (NASDAQ:ARMH) stock surged 6.64 percent to $42.91 in pre-market trading. The company reported first quarter profit before tax of 67.1 million pounds, up from 51.3 million pounds in the same period last year. Diluted earnings rose to $0.168 per ADS from $0.13 per ADS last year.

Bank of America Corp. (NYSE:BAC) stock gained 1.37 percent to $11.88 in pre-market trading. The stock has a 52-week low of $6.72, a 52-week high of $12.94 and $126.84 billion in market capitalization.

PulteGroup Inc. (NYSE:PHM) stock gained 1.04 percent to $18.50 in pre-market trading. The stock has a 52-week low of $7.63, a 52-week high of $21.97 and $7.08 billion in market capitalization.

Losers

Silver Wheaton Corp. (NYSE:SLW) stock plunged 2.62 percent to $22.29 in pre-market trading. The stock has a 52-week low of $21.79, a 52-week high of $41.30 and $8.11 billion in market capitalization.

RadioShack Corp. (NYSE:RSH) stock declined 2.55 percent to $3.06 in pre-market trading. Its first quarter net loss widened to $43.3 million or $0.43 per share from $8 million or $0.08 per share in the same period last year.

Autoliv Inc. (NYSE:ALV) stock fell 1.42 percent to $67.23 in pre-market trading. The stock has a 52-week low of $51.31, a 52-week high of $71.20 and $6.51 billion in market capitalization.