The July 31st short interest reports for some of the big semiconductor makers are mixed, although the swings are quite large in most cases.
We looked at eight stocks: Intel Corp. (NASDAQ: INTC), Advanced Micro Devices Inc. (NYSE: AMD), Micron Technology Inc. (NASDAQ: MU), Qualcomm Inc. (NASDAQ: QCOM), Broadcom Corp. (NASDAQ: BRCM), Marvell Technology Group Ltd. (NASDAQ: MRVL), Nvdia Corp. (NASDAQ: NVDA) and Texas Instruments Inc. (NASDAQ: TXN).
Short interest in Intel Corp. (NASDAQ: INTC) rose 12.4% to 146.24 million shares, the second-biggest gain since the beginning of the year. Since the end of April, short interest has jumped 44% in the world’s largest chipmaker.
Advanced Micro Devices Inc. (NYSE: AMD) saw short interest rise by 6.7% to 93 million shares. That represents 15.7% of the company’s float.
At Micron Technology Inc. (NASDAQ: MU), short interest rose 15.3% to 70.5 million shares. That’s the largest number of shares short in the past 12 months.
Short interest in Qualcomm Inc. (NASDAQ: QCOM) fell 10.5% to 14.8 million shares, the lowest total for the company since mid-March.
Broadcom Corp. (NASDAQ: BRCM) saw short interest fall 6.6% to 7.05 million shares, the third straight decline since a jump of nearly 41% in mid-June.
For Marvell Technology Group Ltd. (NASDAQ: MRVL), short interest fell 4% to 5.5 million shares, which means the company’s days to cover is less than 1, the same as Broadcom.
Nvdia Corp. (NASDAQ: NVDA) saw short interest fall 10.3% to 10.93 million shares, still about 18% higher than the 2012 low of 8.9 million shares in mid-June.
Short interest in Texas Instruments Inc. (NASDAQ: TXN) fell the most of this group — down 20% — to 16.4 million shares, the biggest drop in short interest since the end of January.