Front Matter

A perpetual future needs a number its mark can fund to. Price is the matching venue’s job. Settlement is a second number: versioned, lagged, signed, payable while the position stays open. The VIX is the existence proof that a market can invent such a number and list it. This book’s new knowledge is the number a twenty-four-hour book actually needs — a versioned I_t: a density print, a realized clock, or dual F — and the registry that attests it.

The Cboe Volatility Index is several things at once: a cash benchmark, a variance-swap approximation, a futures underlier, an options complex, a family of notes and funds, a trademark, a settlement protocol, and a jurisdictional seam between the Securities and Exchange Commission and the Commodity Futures Trading Commission. A lawyer who treats it as “the fear gauge,” or a quant who treats it as “implied vol,” will mis-specify both the hedge and the statute.

This book is titled Publishing and Settlement of Risk in Tokenized Markets. Parts I–III are the VIX genealogy — the mathematical, market, and legal forms that made one number listable. It is written for the financial-law graduate seminar and for the working counsel or structurer who must decide whether a volatility primitive can be amended, licensed, listed, or succeeded. The organizing question is evolutionary replacement: when a market standard that compresses an option surface into a single second-moment number is no longer adequate—mathematically, commercially, or legally—what must the successor object carry? Chapters I–VII answer that from the VIX’s own genealogy. Chapters VIII–X write the successor. The payable object is I_t.

The new knowledge

Three jobs made the VIX listable: a public coordinate, a tradable settlement object, and a legal pointer. Dated options discharge those jobs through an opening auction in the strip. A perpetual discharges them through a published index, a mark, a funding rule, and a cash session. The missing specification — the one this seminar exists to state — is the index. Call it I_t. It is versioned. It is one of three completed members: a density print on a named tape, a realized-vol clock on a named path, or dual F of both, in a common unit, at a matched horizon, with a named lag. Construction booklet FN-F-v1 lists the mix as F2 and publishes the family beside it. Signers attest the freeze. Funding pays F2. That is original as a settlement indenture. The VIX chronicle is how the three jobs were learned.

Three forms, one genealogy

Every chapter returns to a triad. The mathematical form is the estimator: first an at-the-money implied-volatility average on S&P 100 options (1993), then a discrete replication of a 30-calendar-day variance swap on S&P 500 options (2003–present). The market form is the set of claims that use that estimator as underlier or as marketing language: CFE futures (2004), Cboe options on the index (2006), listed options on VIX futures (2024), and the exchange-traded note and fund complex that maps futures rolls into securities. The legal form is the allocation of property, jurisdiction, disclosure, and manipulation risk among Cboe Global Indices, Cboe Options, Cboe Futures Exchange, the Options Clearing Corporation, the SEC, the CFTC, note issuers, and the holders of listed and unlisted claims.

These forms do not travel together automatically. The 2003 rewrite changed the mathematics without immediately changing the listed product set. The 2004 futures listing changed the market form without making the cash index itself a contract. The XIV acceleration of February 2018 changed the legal and commercial viability of inverse notes without changing the VIX formula. Replacement analysis that ignores this lag will design a better estimator and still fail to list, clear, or survive a spike.

Method

The text is doctrinal and technical, not promotional. Citations are to primary methodology papers, Cboe rule filings, Commission orders, and reported cases. Market levels for September 2026 are taken from public prints available as of 6 September 2026 and are labeled as contemporaneous observation, not as a forecast. Where a number is approximate or reconstructed, the book says so.

• Mathematical claims are stated as estimators and replication arguments, not as metaphysics about “fear.”
• Market claims distinguish cash index, listed derivative, and packaged security.
• Legal claims name the statute, the self-regulatory organization, or the indenture that actually governs.
• Replacement claims specify which moments, which tenors, and which settlement rights must migrate.

How to use the book

Chapters I–III reconstruct the intellectual and product history: how a parameter became an object a commission could point to. Chapter IV is the working mathematics of a functional of q. Chapters V–VI separate market form from legal form — the step between a tape and a claim. Chapter VII reads crises as experiments on which job actually broke. Chapter VIII writes the listed-options family (Genus I): a vector of mechanical strips, auction-settled. Chapter IX writes the perpetual family (Genus II): versioned I_t, mark, funding, cash session; dual F listed as F2. Chapter X is the occasion — both tapes, September–October 2026. Every chapter answers the same question: what did this form teach us about a payable print? Problems at the end of later chapters are seminar work.