Stocks making the biggest moves in the premarket: Twitter, AT&T, Blackstone, Tesla, Microsoft & more

Take a look at some of the biggest movers in the premarket:

Twitter (TWTR) – Twitter reported a 34% jump in the key metric monetizable daily active users compared to a year ago, bringing the total to 186 million. Revenue fell short of Street forecasts, and Twitter reported an overall loss for the second quarter due to a one-time item related to a non-cash asset.

AT&T (T) – AT&T beat estimates by 4 cents a share, with quarterly earnings of 83 cents per share. Revenue was in line with forecasts. The company said the Covid-19 pandemic impacted results across all its businesses.

Blackstone (BX) – The private-equity firm's distributable earnings per share of 43 cents matched Wall Street forecasts, with the value of its private-equity portfolio jumping 12.8% during the quarter.

PulteGroup (PHM) – The home builder beat estimates by 28 cents a share, with quarterly earnings of $1.15 per share. Revenue topped estimates as well, helped by low mortgage rates and a shortage of existing home inventories.

Southwest Airlines (LUV) – The airline lost $2.67 per share for the second quarter, a penny a share wider than expected. Revenue was above forecasts. Southwest said it expected travel demand to remain depressed until a Covid-19 vaccine is developed.

American Airlines (AAL) – American posted a quarterly loss of $7.82 per share, compared to a consensus estimate of a $7.70 per share loss. Revenue beat forecasts. American will sell $1.2 billion in senior notes, increasing its available liquidity to $16.2 billion.

Dow Inc. (DOW) – The chemical maker said it would implement a restructuring that would see it cut 6% of its global workforce and exit unprofitable segments, saving it $300 million annually.

AutoNation (AN) – The auto dealer earned an adjusted $1.41 per share, well above the consensus estimate of 37 cents, with revenue also above forecasts.

Microsoft (MSFT) – Microsoft reported quarterly earnings of $1.46 per share, 12 cents a share above estimates. Revenue also came in above forecasts. The company said the increase in the number of home-based workers boosted its cloud computing business, but the pandemic has also slowed sales to small businesses as well as ad revenue for its LinkedIn unit.

Tesla (TSLA) – Tesla earned $2.18 per share for the second quarter, compared to a consensus estimate of 3 cents per share. Revenue was above estimates as well, helped by the sale of $428 million in emissions credits while it dealt with the negative impact of the pandemic on automobile production and sales.

Las Vegas Sands (LVS) – Las Vegas Sands lost $1.05 per share for its second quarter, wider than the 74 cents a share loss that analysts were expecting. The casino operator's revenue also missed estimates. Las Vegas Sands saw a 97% drop in revenue from a year earlier as the pandemic kept visitors away from its gambling operations in Las Vegas and Macau.

Whirlpool (WHR) – Whirlpool earned $2.15 per share for the second quarter, more than doubling the $1 a share consensus estimate. Revenue also beat forecasts, with the appliance maker noting recovery across all its regions as the quarter came to a close in June. Whirlpool also raised its full-year revenue outlook.

Chipotle Mexican Grill (CMG) – Chipotle beat estimates by 5 cents a share, with quarterly earnings of 40 cents per share. The restaurant chain's revenue was slightly above analyst forecasts. Same-restaurant sales fell 9.8%, smaller than the 11.9% decline that analysts had predicted.

Unilever (UN, UL) – Unilever saw sales drop less than expected during the second quarter, thanks to a strong performance in the consumer product company's North American market. Sales fell just 0.3%, less than the 4.3% decline that analysts had predicted, although it was the first decline in quarterly sales for Unilever since 2004.

Corteva (CTVA) – The agricultural sciences company will be allowed to continue selling its weed killer Enlist Duo, following a ruling from a U.S. appeals court. That follows an earlier decision by the same court to block sales of a rival herbicide sold by Bayer. Environmental groups had sought a ban for the Corteva product.

New York Times (NYT) – The Times is buying podcast producer Serial Productions, to expand its podcasting operations. Terms weren't disclosed but The Wall Street Journal reports the deal could be worth as much as $50 million.

Bank of America (BAC) – Warren Buffett's Berkshire Hathaway (BRK.B) raised its stake in Bank of America to 11.3% from 10.9%, according to a Securities and Exchange Commission filing. The new shares were purchased this week for an average price of $23.99 per share.

Align Technology (ALGN) – Align lost 35 cents per share, wider than the 5 cents a share loss that analysts had predicted The maker of the Invisalign teeth straightening device's revenue came in above Wall Street forecasts. Results were impacted by dental practice closures related to the pandemic, but Align said practices had now reopened in all regions and that practitioners are increasingly using virtual tools as well.