Molson Coors stock falls on S&P 500 exit and valuation concerns

Molson Coors stock is under pressure after news that the brewer will be removed from the S&P 500 index later in September, with the market assigning a low price-to-sales multiple despite ongoing losses.

Molson Coors stock (ISIN US60871R2094) is facing renewed pressure after index provider S&P Dow Jones Indices decided to remove the brewer from the S&P 500 later this month, while the shares trade at a low valuation multiple relative to historical levels as of September 5, 2026.

Index removal hits Molson Coors

According to a report summarizing S and P 500 index changes, Molson Coors Beverage will be removed from the benchmark and replaced by other constituents as part of the upcoming quarterly rebalance effective before trading opens on September 21, 2026.

A more detailed overview from GuruFocus notes that this removal follows a period of weak profitability and a discounted valuation, with earnings-based metrics such as the price-to-earnings ratio currently not meaningful because the company is reporting losses.

Valuation signals discount to implied intrinsic value

The same valuation analysis highlights that Molson Coors currently trades at a price of 40.50 dollars per share as of September 5, 2026, implying a price-to-sales ratio of 0.7 based on trailing sales; this compares to an historical median price-to-sales multiple of approximately 1.1 times over the past decade, underscoring a meaningful compression in investors' willingness to pay for the company’s revenue stream.

GuruFocus estimates an intrinsic value of 56.92 dollars per share for Molson Coors using its proprietary GF Value framework, which would mean the stock is around 28.8 percent undervalued relative to the current market price of 40.50 dollars per share as of September 5, 2026.

For investors, this gap between the market price and implied intrinsic value has to be weighed against the fact that the company is reporting net losses, making traditional earnings-based valuation metrics less informative at present.

Fundamentals and recent performance context

The GuruFocus assessment indicates that Molson Coors is currently loss-making, which is why price-to-earnings ratios are not used in the analysis; instead, the focus shifts to revenue-based multiples such as the 0.7 price-to-sales ratio and the comparison to the 1.1 historical median over roughly the last ten years.

Historical context from the same source shows that the compressing price-to-sales ratio reflects market concern about future growth and profitability, with the current discount level significantly below typical beverage sector norms that often trade at higher sales multiples.

At the same time, the decision by S&P Dow Jones Indices to remove Molson Coors from the S&P 500 index means the stock will likely see passive outflows from funds tracking the benchmark around the effective date of September 21, 2026, adding technical selling pressure on top of the fundamental concerns.

Brand portfolio and market positioning

Molson Coors, known for beer brands such as Coors Light and Miller Lite, competes globally with other large brewers and beverage companies; its brand strength in North America remains an important factor when assessing the potential for future revenue stability despite current profitability challenges.

Stock price level and investor perspective

With a share price of 40.50 dollars as of September 5, 2026, Molson Coors stock trades materially below the 56.92 dollar intrinsic value estimate cited by GuruFocus, while its 0.7 price-to-sales multiple stands well under the 1.1 historical median, signaling a clear valuation discount that investors must interpret in light of index removal and ongoing losses.

Molson Coors at a glance

• Company: Molson Coors Beverage Company
• ISIN: US60871R2094
• Ticker: TAP
• Trading venue: NYSE
• Price (as of September 5, 2026): 40.50 USD
• Sector / Industry: Consumer Staples / Beverages
• Index membership: S and P 500 (to be removed effective September 21, 2026)