Take a look at the top companies that made headlines long before the bell rang.

Biogen (BIIB) – Biogen fell 1% in premarket trading after the government announced that Medicare will limit coverage for Aduhelm, Biogen’s Alzheimer’s disease treatment. Only patients who are enrolled in clinical trial will be eligible for coverage.

Spirit Airlines (SAVE) – Spirit said it will begin talks with JetBlue(JBLU). About its competitor’s $3.6 Billion takeover bid. Spirit, which had earlier agreed to be purchased by Frontier Airlines parent Frontier Group in January (ULCC), said that the JetBlue proposal could result in a “superior offer”. Spirit rose 1.4%, JetBlue increased by 1% and Frontier gained 2.5% in premarket trades.

Robinhood Markets (HOOD) – The financial services and stock trading platform operator’s stock slid 4.1% premarket after Goldman Sachs downgraded it to “sell” from “neutral.” Goldman feels that Robinhood consensus estimates are too optimistic and sees it as a challenge for Robinhood to reach profitability by 2023.

WD-40 (WDFC) – WD-40 surged 9.5% in the premarket following better-than-expected quarterly earnings and revenue. The quarter’s earnings were 40 cents more than estimates. However, the lubricant manufacturer cut its full year guidance by a little due to inflationary problems.

Designer Brands (DBI) – The footwear and accessories retailer raised its full-year earnings outlook and reinstated its quarterly dividend after a two-year pause. This positive outlook comes before the annual investor day. Designer Brands shares rose 4.6% during the premarket

Kroger (KR) – The supermarket operator’s stock added 2.6% in premarket action after Bank of America Securities upgraded it to “buy” from “neutral.” BofA indicated that high food inflation would be one of the upside drivers for earnings.

CrowdStrike (CRWD) – CrowdStrike rallied 3.7% in premarket action after the cloud computing company received authorization to protect critical assets of the U.S. Department of Defense.

Workday (WDAY) – The finance and human resources software company struck a new $1 billion credit agreement with lenders, replacing a prior credit pact.

PriceSmart (PSMT) – PriceSmart beat estimates by 3 cents with a quarterly profit of $1.03 per share and the discount retailer’s revenue was slightly above Wall Street forecasts. For the first time, merchandise sales surpassed $1 billion. The record also holds for membership.