IOND vs WULF: Which Is the Better Buy in 2026?

The metrics above tell you which is the marginally better business. The bigger risk for most people is not picking the slightly worse stock, it is over-concentrating. IOND and WULF share themes, so owning both, or adding either to what you already hold, can quietly push a large share of your portfolio into one bet.

This is the part a generic comparison page cannot answer, because it depends on what you own. Connect your brokerage and Walnut shows your real, combined IOND and WULF exposure, flags overlap with your existing positions, and tells you if adding one would tip you past a concentration you are comfortable with, read-only by default, with your login staying at your broker. Walnut is not an investment adviser.

Ionic Digital Inc. was formed in January 2024 to hold the mining assets of Celsius Network, which filed for Chapter 11 in July 2022. Those assets included mining hardware, power contracts, real estate and roughly ~540 bitcoin, and the equity went to former Celsius creditors as part of the bankruptcy plan. Since then the company has pivoted hard: rather than run its own machines against a falling hashprice, it leases energized capacity at its Ward County, Texas campus to an AI cloud operator. The centerpiece is a triple-net lease with Nscale covering roughly ~323 MW of contracted capacity across about a decade and roughly ~$2.6 billion of contracted revenue, under which the tenant carries rent plus operating costs including taxes, insurance and maintenance. Legacy self-mining continues at roughly ~12.2 EH/s, a fraction of what larger operators run, and its contribution is shrinking fast by design.

Full IOND guide

TeraWulf Inc. (NASDAQ: WULF) operates data center infrastructure powered largely by low-cost, predominantly zero-carbon energy at its Lake Mariner campus in western New York. Historically it made money by mining bitcoin: running specialized computers to earn block rewards, with revenue tied directly to bitcoin's price and network difficulty. Increasingly it makes money a different way, by leasing turn-key, power-backed data center space to high-performance-computing and AI customers under long-term colocation agreements, where the customer brings the chips and TeraWulf provides the building, power, and operations in exchange for contracted rent.

Full WULF guide

Both fit overlapping themes, but they are not interchangeable. The useful comparison is which set of drivers and risks you want exposure to.

• IOND drivers: The Nscale triple-net lease; Energizing the remaining power pipeline.
• WULF drivers: Contracted, hyperscaler-backed AI leases; Scarce energized power as the moat.

A faster-growing, richer-valued name usually swings harder, so it suits a longer horizon and a higher tolerance for volatility; a steadier, more cash-generative business suits a more conservative or income-minded investor. The honest test is which set of risks you could hold through a drawdown: Tenant concentration is the dominant risk: a single lease with Nscale accounts for the overwhelming majority of contracted revenue, so the tenant's own funding, credit standing and demand outlook effectively become Ionic Digital's. For WULF, teraWulf still carries meaningful bitcoin price exposure through its remaining mining operations, so crypto weakness pressures part of the business.

Growth-minded investors who believe the theme has years to run tend to accept the richer multiple for more upside; value-minded investors lean toward the cheaper forward earnings and steadier profile. Pick IOND if you believe its drivers more; WULF if you believe its. Many investors hold both, but since they share themes, that is a concentrated bet, not diversification. Decide deliberately and check overlap. For the full detail, see the IOND and WULF guides.

IOND. With no positive earnings, there is no meaningful price-to-earnings figure, so the stock is generally framed on sales and EBITDA. Roughly ~$2.8 billion of market value against ~$152 million of trailing revenue works out near ~18 times sales, falling to about ~15 times on the midpoint of 2026 guidance and roughly ~20 times the midpoint of guided adjusted EBITDA. Those multiples sit well above legacy bitcoin miners and closer to data center and neocloud infrastructure names, which is consistent with a business whose contracted backlog of roughly ~$2.6 billion dwarfs its current annual revenue.

WULF. TeraWulf is valued on contracted future AI hosting capacity far more than on current earnings, which remain negative as it spends heavily to build. The market capitalization reflects the long-dated Fluidstack and Core42 leases and the Google backstop, so the figures swing with bitcoin sentiment, AI infrastructure enthusiasm, and construction milestones. All figures are approximate and drawn from Q1 2026 disclosures.

Headline figures (approximate, August 2026): IOND shows revenue (ttm) ~$152 million, net income (ttm) ~-$233 million (EPS ~-$6.23), fy2026 revenue guidance ~$190 million to ~$195 million, fy2026 adjusted ebitda guidance ~$137.5 million to ~$142.5 million; WULF shows revenue (q1 2026) ~$34 million total, including ~$21 million HPC lease revenue, energized hpc capacity ~60 MW critical IT at Lake Mariner; ~594 MW contracted, cash and restricted cash ~$3.1 billion as of March 31, 2026, total debt ~$5.8 billion (incl. ~$2.5B convertibles, ~$3.2B senior secured notes).

IOND and WULF are related but distinct: same themes, different businesses and risks. Neither wins in the abstract; the right pick is whichever thesis you actually believe, sized so you are not over-concentrated in one theme. Walnut can show your combined IOND and WULF exposure against your real portfolio. It is not an investment adviser.