Infosys Ltd, BT Group, AFLAC, Freeport-McMoRan, Kinder Morgan, Ampio Pharmaceuticals, Logitech International and Two Harbors Investment Corp. are among the companies whose shares are moving in pre-market trading Friday.

Infosys Ltd. (INFY) stock gained 2.04 percent to $39.54 in pre-market trading. The company stock slumped more than 11 percent Thursday after lowering its full year earrings guidance. Infosys currently expects the full year earnings per American Depositary Share (ADS) to be at least $3.03 on revenues of $7.343 billion, down from prior estimate of $3.12 to $3.17 per ADS on revenues of $7.553 to $7.692 billion.

BT Group Plc (BT) stock advanced 1.65 percent to $33.80 in pre-market trading. The stock has a 52-week low of $25.00, a 52-week high of $37.17 and $25.90 billion in market capitalization.

AFLAC Inc. (AFL) stock gained 1.46 percent to $43.06 in pre-market trading. The stock has a 52-week low of $31.25, a 52-week high of $50.33 and $19.85 billion in market capitalization.

Freeport-McMoRan Corp. (FCX) stock advanced 1.36 percent to $32.80 in pre-market trading. The stock has a 52-week low of $28.85, a 52-week high of $56.78 and $30.71 billion in market capitalization.

Kinder Morgan Inc. (KMI) stock gained 1.05 percent to $33.69 in pre-market trading. The company stock was upgraded to buy rating from neutral rating at Citigroup with price target of $39.

Ampio Pharmaceuticals, Inc. (AMPE) stock slumped 10.93 percent to $3.26 in pre-market trading. The company announced the pricing of its previously announced underwritten public offering of 4,615,400 shares of its common stock, offered at a price to the public of $3.25 per share.

Logitech International SA (LOGI) stock fell 2.26 percent to $9.50 in pre-market trading. The stock has a 52-week low of $7.10, a 52-week high of $12.09 and $1.60 billion in market capitalization.

Two Harbors Investment Corp. (TWO) stock declined 1.68 percent to $10.54 in pre-market trading. The company announced Thursday that it planned to offer, subject to market and other conditions, 35,000,000 shares of its common stock in an underwritten public offering.