BT Group, Tata Motors, Royal Dutch Shell, ARM Holdings, Zumiez, Comverse Technology, Research In Motion and Netflix are among the companies whose shares are moving in pre-market trading Thursday.

BT Group Plc (BT) stock climbed 4.83 percent to $36.04 in pre-market trading. Its second quarter revenue declined 9 percent to £4.47 billion ($7.2 billion) but the pretax profit rose 7 percent to £608 million from £570 million last year and also topped analysts’ estimate of £595 million.

Tata Motors Ltd. (TTM) stock surged 3.02 percent to $24.88 in pre-market trading. The stock has a 52-week low of $14.86, a 52-week high of $30.63 and $77.03 billion in market capitalization.

Royal Dutch Shell Plc (RDS.A) stock advanced 1.15 percent to $69.27 in pre-market trading. The company reported the third quarter net profit of $7.14 billion or $1.14 per share, up from $6.98 billion or $1.12 per share in the same period last year. On a current cost of supplies, earnings were $6.13 billion compared to $7.25 billion in the same period a year-earlier. The company also announced an interim dividend of $0.43 per Class A ordinary share and Class B ordinary share for the third quarter, an increase of $0.01 per share.

ARM Holdings plc. (ARMH) stock gained 1.21 percent to $32.74 in pre-market trading. The stock has a 52-week low of $21.64, a 52-week high of $33.03 and $14.87 billion in market capitalization.

Zumiez Inc. (ZUMZ) stock tumbled 11.65 percent to $22.37 in pre-market trading. Zumiez announced Wednesday that the October same-store sales, or sales at stores open for at least a year, rose 0.6 percent compared to Reuters estimate of a 4.6 percent growth. Zumiez also cut its third earnings forecast to a range of $0.38 to $0.39 per share from its prior estimate of $0.42 to $0.45 per share.

Comverse Technology, Inc. (CMVT) stock slumped 8.88 percent to $6.00 in pre-market trading. The stock has a 52-week low of $5.14, a 52-week high of $7.06 and $1.44 billion in market capitalization.

Research In Motion Ltd. (RIMM) stock fell 1.58 percent to $7.80 in pre-market trading. The stock has a 52-week low of $6.22, a 52-week high of $21.48 and $4.15 billion in market capitalization.

Netflix, Inc. (NFLX) stock declined 1.56 percent to $78.00 in pre-market trading. The company’s stock climbed nearly 14 percent in regular trading Wednesday on news that billionaire investor Carl Icahn acquired 10 percent stake in Netflix Inc.