Check out the companies making the biggest moves in premarket trading: Tesla — The electric vehicle maker added nearly 5%, a day after plunging 14% as CEO Elon Musk and President Donald Trump publicly feuded . Broadcom — Shares of the chipmaker slipped about 2% before the opening bell, on the heels of lackluster free cash flow in the second quarter. Broadcom reported free cash flow of $6.41 billion, while analysts surveyed by FactSet were looking for $6.98 billion. Broadcom stock has risen more than 12% year to date. Circle Internet Group — The stablecoin company popped nearly 14%, following its debut on the New York Stock Exchange on Thursday. Circle soared 168% in its first day of trading . Lululemon — Stock in the athleisure company pulled back nearly 20% after its second-quarter outlook missed analysts' estimates. Lululemon forecast earnings per share in the current quarter in the range between $2.85 and $2.90 per share, while analysts polled by LSEG were looking for $3.29. The firm also slashed its earnings outlook for the full year. DocuSign — The electronic signature stock plunged 19%. Despite beating Wall Street expectations on both lines for the first quarter, billings came in lower than anticipated, per FactSet. DocuSign also set current-quarter guidance for billings that was below analysts' consensus forecast. Braze — Shares of the customer engagement platforms provider fell 6% following the company's disappointing guidance. Braze guided for second-quarter adjusted earnings between 2 cents and 3 cents per share, while analysts polled by FactSet called for 9 cents per share. Its first-quarter results beat estimates. Samsara — Shares shed 12% after the software company projected revenue growth to slow. Samsara guided for second-quarter revenue to increase between $371 million and $373 million, up from the $367 million in the first quarter. That would be a slowdown on both a sequential and year-over-year basis. Rubrik — The stock gained about 4% following the cloud data management company's top- and bottom-line beats for its first quarter. Rubrik lost an adjusted 15 cents per share, narrower than the loss of 32 cents expected from analysts polled by FactSet. Revenue was $278.5 million, versus the $260.4 million consensus estimate. — CNBC's Alex Harring and Brian Evans contributed reporting.
