Stocks making the biggest moves after hours: Lululemon, Slack, Lyft and more

Check out the companies making headlines after the bell:

Slack — Shares of the messaging platform tanked 14% in after hours trading on Tuesday despite its better-than-expected quarterly results. Revenue came in at $215.9 million, higher than the estimated $209.1 million, according to Refinitiv. Slack reported a loss of 0 cents per share, while analysts expected a loss of 3 cents per share. Slack did not reinstate billings guidance due to the volatile environment, which could be denting the stock.

Lululemon — Shares of the athletic retailer dipped as much as 2% in extended trading on Tuesday following its quarterly earnings report. The maker of yoga pants earned an adjusted 74 cents per share, which didn’t compare to analyst estimates. Revenue came is at $903 million, topping the $843 million expected on the Street, according to Refinitiv. Lululemon did not give full year guidance.

Lyft — Shares of the ride hailing company rose 1.5% after the bell on Tuesday after the company released a business update that showed in the first week of September, rides reached a high since April. September’s first week level showed rides down less than 50% year-over-year.

Coupa Software –Shares of the software company dropped more than 6% in extended trading on Tuesday after providing disappointing earnings guidance for the third quarter. The company, however, beat on the top and bottom lines of its second quarter results. Coupa earned 21 cents per share on revenue of $125.9 million. Analysts expected earnings of 8 cents per share on revenue of $118.8 million, according to Refinitiv.

Tesla — Shares of the electric automaker roses slightly in extended trading on Tuesday following the stock’s largest one day drop in history. After S&P Dow Jones Indices decided against adding Tesla to the S&P 500, the Elon Musk-led company tanked more than 21% on Tuesday.