SalesforceShares plunged 10% Wednesday. This was their largest drop in shares since March 2020 when fears about the spread of the Covid-19 pandemic shocked investors.

Following the decline was disappointing earnings guidanceThe fiscal fourth-quarter result, which was better than expected third quarter results and Salesforce’s Salesforce’s promotion of Bret TaylorMarc Benioff will play the co-CEO role.

Salesforce reported that December quarter earnings per share will be between 72 cents and 73cs. This is lower than the average estimate of 81 cents according to Refinitiv analysts. Salesforce’s guidance for revenue was raised to $7.22billion to $7.23 billion, roughly in line of estimates of $7.22billion.

Atlantic Equities’ analysts stated in a report, Salesforce’s forecast could be interpreted as a sign of management conservatism.

Analysts recommend that you buy the stock after third-quarter results were “solid.” After a six-month run that saw the stock rise strongly, the analysts recommend the stock be sold if it receives slightly less positive guidance.

After Wednesday’s slide, Salesforce shares are up about 8% over the past six months, trailing the S&P 500, which is up more than 9%. As of mid-afternoon, the stock traded at $256.

Salesforce executives expressed optimism about fourth quarter revenue growth, which is expected to rise 24% thanks to $285 million of sales through Slack. Salesforce’s acquisitionIn July, the Communications Software Company was closed for more than $27 Billion.

Amy Weaver was Salesforce’s chief finance officer. She suggested that rising costs may manifest in different ways.

“In Q4, we are expecting to see additional investments in our workforce and our growth and also some modest increased T&E expectations,” Weaver said. And that will cause a decrease in operating margin q-over q.”

Salesforce shares fell on Wednesday amid concerns over the omicron Covid variation. U.S. officials in health saidThe U.S. announced Wednesday that it has confirmed Thursday’s country-first case of the New, heavily mutated coronavirus variantCalifornia

Salesforce stock plunged 16% the last time it had an even worse day on March 16, 2020. U.S. stock indices experienced their worst day since March 16, 2020, when the stock plummeted 16%. steepest dropSeit dem October 1987 crash.

WATCH: Jim Cramer on Salesforce’s downbeat forecast