Short sellers reap more than $2B profit betting against online gambling operators this year

Hedge fund short sellers have made at least $2.3 billion this year betting against online gambling stocks, with estimated paper profits of $2.0 billion on Flutter, $351 million on DraftKings and $35 million on Entain since the start of 2026. The sector is under pressure from prediction markets in the U.S. and steep tax increases in the U.K., while Flutter shares have fallen more than 50% in 2026. The article highlights worsening sentiment and positioning across online gambling names, which could continue to weigh on the group.

Analysis

DKNG is increasingly being repriced as a policy-regime loser rather than a pure consumer-growth story. The most important second-order effect is that prediction markets siphon away the highest-margin, lowest-churn customer cohort: opinionated, data-driven bettors who historically over-index on parlays and same-game parlays, which are the economics engine of the sportsbook model. That mix shift matters more than gross handle because it compresses contribution margin even if top-line hold appears stable.

The other pressure point is capital allocation. When a company is forced to spend more to defend share in a market with rising tax/regulatory friction, the market typically discounts not just near-term EBITDA but the durability of reinvestment returns over a 2-4 quarter horizon. For DKNG, the risk is that promo intensity and customer acquisition spend stay elevated just as the incremental lifetime value of new bettors deteriorates, creating a negative loop in cash conversion and valuation multiple.

Consensus may be underestimating how quickly the narrative can reverse if prediction markets face state-level restrictions or tax treatment changes, but that is a months-to-years catalyst, not a days-to-weeks trade. Near term, the more realistic upside catalyst is short-covering and a temporary stabilization in regulatory headlines; however, given the existing bearish positioning, any rally is likely to be flow-driven unless management can show sharper hold resilience and lower promo intensity. The contrarian case is that the market may be over-penalizing DKNG for an adjacent product threat that is still legally and operationally constrained, but the burden of proof sits on execution rather than sentiment.

Key Decisions for Investors

• Maintain a tactical short DKNG into strength over the next 2-6 weeks; use rallies tied to regulatory optimism as better risk/reward entry points, with the thesis invalidated only if management can demonstrate sustained promo deleveraging and stable user cohorts.
• For event-driven exposure, buy put spreads on DKNG 1-2 quarters out rather than outright puts; the setup favors moderate downside, but elevated short interest means squeeze risk is real and defined-risk structures are cleaner.
• Pair trade: short DKNG versus long a higher-quality leisure/consumer beneficiary with less policy overhang; the key is isolating policy beta from broader consumer spending so the trade is not dependent on macro direction.
• If trading around legislative headlines, take profits quickly on any 8-12% relief rally in DKNG; the stock is likely to remain flow-sensitive until there is evidence that prediction markets are being taxed or restricted at scale.