See the companies making headlines in premarket trading. Nvidia — The chip designer and artificial intelligence leader fell more than 4% despite beating Wall Street estimates for revenue and net income in its fiscal second quarter. Nvidia earned 68 cents per share on revenue of $30.04 billion, while analysts polled by LSEG forecast 64 cents and $28.7 billion. The company’s third-quarter revenue outlook, which would grow 80% year-over-year, fell short of investors’ higher expectations and would mark a slowdown from the July quarter. Salesforce — Shares rose 5% after second-quarter earnings and revenue beat analysts’ expectations. The maker of customer relationship management software also raised its full-year outlook and announced that CFO Amy Weaver would step down. CrowdStrike — The cloud security company fell about 2% after its third-quarter outlook missed analysts’ expectations. CrowdStrike expects current-quarter earnings of 80 to 81 cents per share, while analysts surveyed by FactSet estimated 96 cents. CrowdStrike also cut its full-year guidance to $3.61 to $3.65 per share, down from $3.93 to $4.03 previously and the consensus estimate of $3.90 from analysts. HP Inc. — Shares fell more than 3% after its fiscal third-quarter earnings missed estimates. HP reported adjusted earnings of 83 cents per share, while analysts polled by LSEG were expecting 86 cents. Nutanix — The cloud infrastructure stock jumped more than 16% on strong fiscal fourth-quarter results. Nuatanix earned 27 cents per share, adjusted, on revenue of $548 million, while analysts polled by LSEG estimated earnings of 20 cents on revenue of $537 million. Affirm — Shares of the buy-now-pay-later company jumped more than 20% on better-than-expected first-quarter revenue guidance. Affirm forecast revenue in the range of $640 million to $670 million, compared with the $625 million estimate from analysts polled by LSEG. Dollar General — Shares of the discount retailer fell more than 23% after it missed analysts’ estimates for revenue and net income in the second quarter and lowered its full-year sales outlook, noting that its customer base was “financially constrained.” Five Below — The discount retailer jumped nearly 6% after the top line of its full-year outlook beat Wall Street estimates. Five Below now expects adjusted earnings of $4.35 to $4.71 per share on revenue of $3.73 billion to $3.80 billion. Analysts polled by LSEG had estimated $4.69 per share and $3.78 billion, respectively. Kohl’s Corp. — The department store retailer fell more than 2% after being downgraded to below-equal from neutral at JPMorgan. The investment bank cited negative sales trends across most of Kohl’s business units. Victoria’s Secret — The lingerie company rose nearly 5% after raising its full-year outlook. Victoria’s Secret now expects net sales to fall 1% year-over-year, compared with a previous forecast that predicted a “low single-digit” decline and estimates from analysts polled by LSEG that predicted a 2.8% decline. Okta — Shares fell more than 12% despite beating analysts’ estimates for the second quarter on top and bottom lines. Okta reported adjusted earnings of 72 cents per share on revenue of $646 million, while analysts polled by LSEG forecast 37 cents and $633 million. Billings, however, came in at $651 million versus analysts’ consensus estimate of $679 million, according to FactSet. The secure identity cloud platform was downgraded to below buy twice at Bank of America. Pure Storage — The data storage company fell nearly 14%. Second-quarter results beat analysts’ estimates, with Pure Storage reporting adjusted earnings per share of 44 cents on revenue of $763.8 million, while analysts polled by LSEG expected 37 cents and $755 million. The operating income guidance for the third quarter was 5.5% below the analyst consensus, according to FactSet. Veeva Systems — Shares of the cloud computing company rose 5% on second-quarter earnings and revenue that beat Wall Street estimates. Veeva posted adjusted earnings of $1.62 per share on revenue of $676.8 million, while analysts polled by FactSet were looking for $1.53 per share and $667.8 million. — CNBC’s Jesse Pound & Fred Imbert contributed reporting