Check out the companies making headlines after the bell: T-Mobile US – The telecom giant rose about 3% after posting a surprise third-quarter earnings raise. T-Mobile reported earnings of $2.61 per share on revenue of $20.16 billion, while analysts polled by LSEG had expected earnings of $2.42 per share on revenue of $20.01 billion. Tesla – shares rose 9%. The electric vehicle maker reported third-quarter adjusted earnings of 72 cents per share, beating Wall Street estimates of 58 cents, per LSEG. Revenue came in below expectations at $25.18 billion, while analysts were looking for $25.37 billion. Mattel – The toymaker added 3% after adjusted third-quarter earnings of $1.14 per share. That’s well ahead of the consensus forecast of 95 cents by analysts polled by LSEG. Meanwhile, Mattel reported revenue of $1.84 billion in the quarter, slightly below analysts’ estimates of $1.86 billion. International Business Machines – The tech giant fell 3% on Wednesday after reporting mixed third-quarter results. While the company’s earnings of $2.30 per share beat the consensus of $2.23 per share reported by LSEG, revenue came up short. IBM said revenue rose 1.5% to $14.97 billion from a year ago, but that was down from $15.07 billion. The company is seeing strong demand for artificial intelligence, but its consulting revenue was flat. Las Vegas Sands – The casino operator added nearly 3% despite disappointing analysts’ expectations on both the top and bottom lines. Las Vegas Sands reported adjusted earnings of 44 cents per share, while analysts expected 53 cents, per LSEG. The company’s revenue of $2.68 billion also fell short of the $2.78 billion expected. Lam Research – The semiconductor company rose nearly 5% to beat Street estimates on fiscal first-quarter earnings and revenue. Lam Research also provided strong earnings and revenue guidance for the current quarter. Viking Therapeutics – The biopharmaceutical company added less than 1% after reporting a third-quarter loss of 22 cents per share, narrower than the FactSet consensus estimate of 24 cents per share. The company’s third-quarter R&D expense of $22.8 million was also lower than the $24.9 million expected. LendingClub – The financial services firm rose 6% after posting third-quarter earnings of 13 cents per share, nearly double analysts’ estimate of 7 cents per share, according to FactSet. LendingClub’s revenue of $201.9 million also beat expectations of $190.4 million. ServiceNow – Shares fell about 1% after the software company posted third-quarter results. ServiceNow earned $3.72 per share on revenue of $2.80 billion. That beat Wall Street estimates of $3.46 in earnings per share and $2.74 million in revenue, per LSEG. Western Union – Money transfer service provider shares rose 1%. Western Union missed estimates for the third quarter and posted adjusted earnings of 46 cents per share on revenue of $1.04 billion. Analysts were looking for 44 cents per share on profit and revenue of $1.03 billion. The upper end of full-year guidance was slightly higher than consensus estimates. Whirlpool – The appliance company rose more than 3% after reporting third-quarter earnings that beat expectations. Whirlpool reported $3.43 in adjusted earnings per share, while Wall Street analysts were looking for $3.19, according to LSEG. Net sales were down year over year for the company. Newmont – The gold mining company fell almost 6%. Newmont reported adjusted earnings of 81 cents per share for the third quarter, while analysts polled by FactSet were looking for 86 cents per share. Revenue also missed, coming in at $4.61 billion, versus the Street’s forecast of $4.67 billion. Molina Healthcare – Shares rose 10% after the managed care company posted third-quarter earnings results that beat analysts’ expectations on both the top and bottom lines. Molina Healthcare posted adjusted earnings of $6.01 per share, beating the LSEG consensus estimate of $5.81 per share. Revenue of $10.34 billion beat expectations of $9.91 billion. Peloton – Peloton shares fell more than 1% in extended trading. Still, in the regular session, shares of the connected fitness company rose 11% after Greenlight Capital’s David Einhorn told investors on a conference call that the stock was undervalued, a person familiar with the hedge fund manager’s remarks told CNBC. – CNBC’s Christina Cheddar-Berk, Alex Harring, Darla Mercado, Sarah Min and Jesse Pound contributed reporting.