$Arm Holdings (ARM.US)$ shares tumbled 3.9% in extended trading Wednesday after the chip designer gave a fiscal third quarter outlook that missed Bloomberg consensus.
The company forecast third quarter revenue  of between $920 million to $970 million. Analysts, on average, expect $950.9 million for that period, according to estimates compiled by Bloomberg. Adjusted earnings could reach 32 cents to 36 cents, in line with estimate...

$Tesla (TSLA.US)$attracted almost $190 million in short call positions at a time when the stock is soaring to its highest level since January.
Shares of the electric vehicle maker jumped 9% to $228.83 Tuesday after Tesla reported second quarter deliveries that beat analysts' estimates. Wedbush analyst Daniel Ives said the results represented "a huge comeback performance" for the company that's widely expe...

Morning Movers
Gapping up
$Taiwan Semiconductor (TSM.US)$ stock increased by 2.8%, building on the previous session's gains, after the U.S. government provided a $6.6 billion subsidy for a new advanced semiconductor plant in Arizona, and the stock reached an all-time high in Taiwan.
$Pfizer (PFE.US)$ stock went up by 0.4% following the announcement that its respiratory syncytial virus vaccine, Abrysvo, showed good tolerance and im...