Check out the companies making headlines in midday trading.

United Airlines, Boeing — Shares of travel-related stocks dipped after Austria announced earlier in the day that it would reenter a full national lockdown due to a spike in Covid cases. United Airlines fell 2.8% while American dipped 0.6%. Boeing fell 5.8%.

Devon Energy, Hess Corporation – The exploration and production companies slid more than 5%, leading the broader energy sector lower, amid a drop in oil prices. Every component in the S&P 500 energy sector traded in the red on Friday, with oil on track for its fourth straight week of losses.

Robinhood — Shares of the brokerage fell 5% after Deutsche Bank said it expects Robinhood’s customer accounts and assets will drop again in the fourth quarter and growth will continue to slow into 2022. For that reason, Robinhood is Deutsche Bank’s new “sell idea.”

Moderna — Shares of Moderna jumped 4.9% after the Food and Drug Administration authorized Moderna and Pfizer’s Covid vaccine booster shots for all U.S. adults. Pfizer shares were higher earlier in the session but closed 1.2% lower.

Foot Locker — Shares of the athletic footwear and apparel retailer tanked about 12% after the company said it expects global supply chain constraints to persist through this quarter. The sell-off in shares comes despite a beat on both the top and bottom lines for Foot Locker’s most recent quarter, as well as better-than-expected comparable store sales.

Applied Materials — Shares of Applied Materials retreated 5.5% after the semiconductor equipment maker missed on quarterly earnings estimates. The company reported adjusted quarterly earnings of $1.94 per share, one cent shy of expectations, and posted revenue below Wall Street projections. Applied Materials also gave a weaker-than-expected current-quarter outlook citing supply shortages.

Ross Stores — Ross Stores shares dipped 5.6% despite an earnings beat. The off-price retailer posted quarterly earnings of $1.09 per share, beating the 78-cent Refinitiv consensus estimate. However, the discount retailer said it was seeing significant supply chain issues and uncertainty heading into the holiday shopping season.

Workday — Workday shares fell 4.2% despite the software company’s better-than-expected earnings report. The company posted earnings of $1.10 per share, 24 cents better than the Refinitiv consensus estimate. Workday said the effects of the Covid-19 pandemic will weigh on growth in the coming year.

Buckle — Buckle saw its shares retreat 6.5% despite beating Wall Street estimates in its quarterly earnings report. The fashion retailer earned $1.26 per share for the quarter, beating the 92-cent Refinitiv consensus estimate.

Intuit — The business software stock jumped 10.1% after strong growth in online accounting revenue fueled a beat on the top and bottom lines for Intuit’s fiscal first quarter. The company reported adjusted earnings of $1.53 per share on $2.01 billion in revenue. Analysts surveyed by Refinitiv had penciled in 97 cents in earnings per share and $1.81 billion of revenue.

— CNBC’s Yun Li, Jesse Pound, Maggie Fitzgerald and Tanaya Macheel contributed reporting.