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Underdog Deal Could Alter The Investment Case For IG Group Holdings (LSE:IGG)

Simply Wall St·10/23/2026 03:35:06
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  • IG Group Holdings outlined a plan to diversify beyond its U.K. focused over the counter trading business, including a proposed Underdog acquisition, expansion into prediction markets and broader trading products, and efficiency efforts such as roughly 30% workforce reductions in IG Consumer while keeping 2026 revenue and EBITDA margin guidance unchanged.
  • The push to grow tastytrade and Underdog in the U.S., paired with cost cuts and product expansion, highlights IG Group’s attempt to rebalance its earnings mix toward a wider set of trading, investing and entertainment style activities.
  • We will now see how IG Group Holdings’ investment narrative could shift as it leans on U.S. expansion through tastytrade and Underdog.

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IG Group Holdings Investment Narrative Recap

To own IG Group Holdings today, you need to believe the business can shift from a U.K. heavy over the counter engine to a broader mix built around tastytrade, Underdog and multi asset platforms, without losing its discipline on margins. The recent update, which keeps 2026 revenue and EBITDA margin guidance intact despite big changes in the operating model, suggests management sees that transition as manageable in the near term.

The key short term catalyst is whether U.S. expansion through tastytrade and the proposed Underdog deal can build on recent active customer and earnings momentum while cost cuts land cleanly. The biggest immediate risk sits in execution and regulation, especially if softer over the counter revenue retention persists or U.S. prediction market rules tighten further.

The proposed acquisition of Underdog, at a fixed upfront enterprise value of US$1.1b funded with both new equity and debt, is the clearest recent announcement tying directly into this shift for IG Group Holdings. It would push pro forma gross leverage close to 2x EBITDA and pause share buybacks until at least 2027, so investors are being asked to accept a more geared balance sheet in exchange for a bigger addressable market.

Operationally, the attraction is Underdog’s growth in net revenue to US$466m in the 12 months to June 2026 and its fully integrated FCM, DCM and DCO stack, which is already live and keeps more economics in house. The flip side is higher sensitivity to U.S. regulatory outcomes, including state level scrutiny that has already led to surrendered daily fantasy sports licences, and the risk that integration drags on margins if volumes do not scale as expected.

IG Group Holdings’ current analyst storyline points to revenues of £1.7b and earnings of £542.4m by 2029, built on 12.5% yearly revenue growth and an earnings increase of about £48.8m from £493.6m today.

Uncover how IG Group Holdings' fair value indicates a 58% potential upside to its current price, which could narrow quickly if sentiment swings back toward IG Group Holdings.

LSE:IGG 1-Year Stock Price Chart
LSE:IGG 1-Year Stock Price Chart

Exploring Other Perspectives

One alternate angle on IG Group Holdings focuses less on Underdog risk and more on how bullish analysts leaned into product breadth. They were modelling revenue of about £2.2b and earnings near £566.1m by 2029, before this update. That is a much more upbeat story, and today’s news may push forecasts in either direction.

Explore 4 other IG Group Holdings fair value estimates, including one that suggests as much as 107% upside from the current price!

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