Tezos XTZ ICO: The $232M Raise and the Legal Battle After

Yara Fernandez
Yara Fernandez
Crypto Regulation & Policy Press Release Expert
Published 2026-05-13
Updated 2026-05-13
Tezos XTZ ICO: The $232M Raise and the Legal Battle After Article Image

Tezos holds a unique place in crypto history: the largest ICO ever at the time of its raise in 2017 ($232 million), followed immediately by one of the most dramatic and public governance collapses in crypto history, multiple class action lawsuits, a $25 million settlement — and then a delayed mainnet launch that ultimately produced a functioning blockchain with genuine innovations. Tezos is a masterclass in what can go wrong after a successful raise and what investors can and cannot recover when it does.

The Record-Breaking ICO (July 2017)

Tezos's ICO ran from July 1–13, 2017 — an uncapped crowdsale with no limit on total tokens sold. In 13 days, 65,627 BTC and 361,122 ETH were raised — worth approximately $232 million at the time, breaking Bancor's previous record. This was before the Ethereum blockchain later saw EOS raise $4 billion in 2018.

The structure: investors sent BTC or ETH to a Tezos Foundation address and received vouchers redeemable for XTZ tokens when the network launched. The Swiss-based Tezos Foundation — not Dynamic Ledger Solutions (DLS), the Breitman-controlled company — received and held the funds.

The Foundation Dispute (August–December 2017)

Within weeks of the record raise, Tezos descended into public crisis. The dispute pitted founders Arthur and Kathleen Breitman (who controlled DLS, which held the blockchain IP) against Johann Gevers (president of the Tezos Foundation, who controlled the $232 million). The core allegation: Gevers had created unauthorised compensation arrangements, awarding himself excessive payments. Gevers disputed these characterisations as defamatory.

Effectively: the founders who built the technology had no access to the money. The Foundation president with the money was in conflict with the founders. All development stalled. XTZ futures on secondary markets fell ~75% as the dispute became public.

The resolution came slowly: Gevers eventually resigned in February 2018; the Breitmans took effective control; development resumed.

Class Action Lawsuits and Settlement

Multiple class action lawsuits were filed starting October 2017, alleging the Tezos ICO was an unregistered securities offering. Key outcomes:

  • Cases consolidated in US District Court, Northern District of California
  • April 2020: Preliminary settlement approval for $25 million ($25M was approximately 10% of the $233M raised)
  • September 2020: Final federal court approval
  • Eligible investors: those who purchased XTZ in the 2017 ICO and sold at a loss before November 25, 2019
  • The settlement did NOT find XTZ was a security — the Tezos Foundation continued to deny XTZ's security status

Tezos Mainnet and Protocol

Despite the dispute, Tezos mainnet launched in phases through 2018, introducing genuine technical innovations:

  • Liquid Proof-of-Stake (LPoS): Bakers (validators) can delegate XTZ from holders without transferring custody — the first liquid staking-style mechanism in major blockchain history
  • Self-Amendment: On-chain governance allows the Tezos protocol to upgrade itself via stakeholder voting without hard forks — an innovation widely studied and partially replicated by Cardano and Polkadot
  • Michelson: A formal verification-friendly smart contract language designed for provable correctness, written specifically for the Tezos VM

Early investors who bought at $0.47 (ICO price) and sold at XTZ ATH (~$8.40 in November 2021) received approximately 17× returns despite all the drama. For comparison with similar legal battles from the ICO era, see our first ICO history guide. For the SEC enforcement actions that targeted contemporary ICOs, see our biggest ICO scams guide. For how class actions from this era proceeded, see our ICO class action lawsuits guide.

Glossary

Uncapped ICO
A token sale with no maximum fundraising limit — accepting all contributions without a hardcap. Tezos's uncapped structure allowed the record $232M raise.
Liquid Proof-of-Stake (LPoS)
Tezos's staking model where validators (Bakers) can accept delegated XTZ without token transfer — the originating concept for modern liquid staking.
Self-Amendment
Tezos's on-chain governance system enabling protocol upgrades through stakeholder voting without hard forks — a pioneering blockchain governance innovation.
DLS (Dynamic Ledger Solutions)
Arthur and Kathleen Breitman's company holding the Tezos blockchain IP — distinct from the Swiss Tezos Foundation that held ICO funds.

Disclaimer

Important: Tezos demonstrates that even legitimate projects with genuine technology can suffer extreme governance failures. Legal disputes and delayed launches do not always result in permanent project failure. This article is historical and educational. CryptoPresaleNews.com is not a licensed financial advisor.

Yara Fernandez
Yara Fernandez Crypto Regulation & Policy Press Release Expert
521+ articles
1 Year experience
Regulation specialty

Yara Fernandez dives into NFT drops, Latin American crypto art, and GameFi projects that bridge culture and blockchain. As a respected name in crypto journalism, she delivers valuable insights on NFT and Web3 topics from around the world. Her work blends deep research with simplicity, making it easy for readers to understand the fast-moving world of crypto. She focuses on topics related to NFT and Web3 reporting and regularly covers emerging trends, technology updates, and community stories.

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Frequently Asked Questions

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Tezos's July 2017 ICO was a 13-day uncapped crowdsale raising 65,627 BTC and 361,122 ETH — approximately $232 million, then the largest ICO ever. Investors received vouchers redeemable for XTZ tokens when the network launched. The Swiss Tezos Foundation received funds; Dynamic Ledger Solutions (the Breitmans' company) held the blockchain IP.
The Tezos Foundation president Johann Gevers and founders Arthur and Kathleen Breitman entered a public governance dispute within weeks of the raise. The Breitmans alleged Gevers created unauthorised compensation arrangements; Gevers denied wrongdoing. Effectively, the founders who built the technology had no access to the $232M in Foundation custody. XTZ futures fell ~75% as the dispute became public. Gevers resigned February 2018 and development resumed.
Multiple class actions filed from October 2017 consolidated in California federal court. A $25 million settlement was preliminarily approved in April 2020 and finally approved in September 2020. Eligible investors were those who purchased XTZ in the 2017 ICO and sold at a loss before November 25, 2019. The settlement (~10% of funds raised) did not find XTZ was a security — the Foundation maintained XTZ is not a security.
Tezos introduced Liquid Proof-of-Stake (LPoS) — allowing token holders to delegate XTZ to Bakers (validators) without transferring custody of their tokens. Bakers validate blocks and share rewards with delegators while delegators retain full ownership. This was one of the first implementations of what is now widely called 'liquid staking' — a major DeFi innovation Tezos pioneered years before liquid staking protocols appeared on Ethereum.
Tezos's self-amendment allows the protocol to upgrade itself through stakeholder voting without hard forks. Proposals are submitted by developers, voted on by Bakers, and if approved, automatically applied to the protocol. This on-chain governance mechanism has been used to successfully implement numerous protocol upgrades without the community splits that plagued Bitcoin and Ethereum hard forks.
The XTZ ICO price was approximately $0.47 per XTZ. XTZ reached an all-time high of approximately $8.40 in November 2021 — approximately 17× the ICO price at peak. Investors who participated early, held through the dispute and mainnet delays, and sold near ATH achieved strong returns despite the governance crisis. Investors who panic-sold during the 2017-2018 dispute period at a loss may have been eligible for the $25M class action settlement.
Arthur and Kathleen Breitman are the co-founders of Tezos and co-owners of Dynamic Ledger Solutions (DLS), the company that developed the Tezos blockchain protocol. Arthur holds degrees in applied mathematics, computer science, and physics. Kathleen managed business development and strategy. They established the Swiss Tezos Foundation to handle ICO fundraising while retaining the blockchain IP through DLS — the separation that created the foundation for the later conflict.
Johann Gevers was the founding president of the Tezos Foundation — the Swiss non-profit that received and managed the $232M ICO proceeds. The public conflict between Gevers and the Breitmans centred on alleged unauthorised compensation arrangements Gevers had created for himself. Gevers denied wrongdoing and called the allegations defamatory. After months of public dispute, Gevers resigned in February 2018, allowing development to resume under the Breitmans' effective control.
Michelson is Tezos's native smart contract language — a stack-based formal language designed for mathematical correctness and formal verification. Unlike Solidity (which can be informally written and difficult to formally verify), Michelson's design allows proving that a contract behaves exactly as intended under all conditions. This makes Michelson valuable for high-security applications but creates a steeper learning curve than Solidity.
An uncapped ICO has no maximum fundraising limit — it accepts all contributions without a hardcap. Tezos's uncapped structure allowed contributions to accumulate to $232M without the sale closing. Uncapped ICOs benefit projects (more capital) but create risks for investors: the final token price isn't known until the sale closes (all tokens distributed proportionally to total contributions), creating uncertainty about actual token cost.
Bakers are Tezos validators — nodes that participate in consensus and create new blocks. Bakers must stake a minimum amount of XTZ ('rolls') as a security deposit. Other XTZ holders can delegate their tokens to Bakers to earn staking rewards without running a node themselves. Bakers receive block rewards and share a portion with delegators according to their own fee structures.
Tezos has implemented numerous protocol upgrades via its self-amendment governance: Athens, Babylon, Carthage, Delphi, Edo, Florence, Granada, Hangzhou (EVM compatibility), Ithaca (consensus improvements), Jakarta (SCORU), Kathmandu, Lima, Mumbai, Nairobi, Oxford — each letter of the alphabet represents a protocol upgrade. The project maintained active development despite its dramatic origin and remains a functioning blockchain with NFT activity (particularly in digital art) and DeFi protocols.
Key lessons: (1) two-entity structures (IP company + fundraising foundation) create governance conflict risk, (2) uncapped ICOs create price uncertainty and investor risk, (3) extreme governance crises (75% price drop) can be temporary if underlying technology is genuine, (4) class action settlements (10% of raise) provide limited recovery — understand settlement mechanics before relying on legal remedies, (5) longest-term patient investors who held through chaos received meaningful returns.
Tezos continues operating in 2026 with ongoing protocol development, an NFT ecosystem (particularly digital art, Hic et Nunc / Teia), and DeFi applications (Plenty Network, Quipuswap DEX). The community is smaller than Ethereum's or Solana's but loyal and technically engaged. XTZ trades on all major exchanges. The protocol's self-amendment capability has allowed it to evolve continuously without the hard fork risks that split other blockchains.
Swiss non-profit foundations in crypto were chosen for: neutrality, reputation, and initially favourable regulatory positioning. But foundations have independent boards not controlled by project founders — once funds are transferred, founders can't compel specific foundation behaviour. Tezos proved this risk: once $232M was in the Foundation's custody under Gevers's presidency, the Breitmans had no direct leverage to compel cooperation. Future projects learned: ensure founder control of foundation or use alternative structures.
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