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Digital assets and currencies

Understand assets, networks and trading mechanics with sources you can check.

Payments & settlement

Warrant of payment

In financial transactions, a warrant is a written order by one person that instructs or authorises another person to pay a specified recipient a specific amount of money or supply goods at a specific date. A warrant may or may not be negotiable and may be a bearer instrument that authorises payment to the warrant holder on demand or after a specific date. Governments and businesses may p

Securities & exchanges

Warren Buffett

Warren Edward Buffett ( BUFF-it; born August 30, 1930) is an American investor and philanthropist who is the chairman emeritus and former CEO of the conglomerate Berkshire Hathaway. As a result of his success, Buffett is one of the best-known investors in the world. According to Forbes, as of January 2026, Buffett's estimated net worth stood at US$148.9 billion, making him the ninth-rich

Securities & exchanges

Watered stock

Watered stock is an asset with an artificially-inflated value. The term most commonly refers to a form of securities fraud in which a company issues stock to someone before receiving at least the par value in payment.

Securities & exchanges

Wealth management

Wealth management (WM) or wealth management advisory (WMA) is an investment advisory service that provides financial management and wealth advisory services to a wide array of clients ranging from affluent to high-net-worth (HNW) and ultra-high-net-worth (UHNW) individuals and families.

Finance

WePay

WePay is an online payment service provider based in the United States. It provides an integrated and customizable payment solution, through its APIs, to platform businesses such as crowdfunding sites, marketplaces and small business software companies. It also offers partners fraud and risk protection.

Trading basics

WinCapita

WinCapita, previously WinClub and GiiClub, was a Finnish Internet-based Ponzi scheme that advertised itself as a private investment club engaged in currency trading. In reality, it was a bucket shop like many other foreign exchange fraud schemes. It operated mainly in Finland, with a smaller number of members also in Sweden. The operation collected about 100 million euros from more than

Trading basics

Wire transfer

Wire transfer, bank transfer, or credit transfer, is a method of electronic funds transfer from one person or entity to another. A wire transfer can be made from one bank account to another bank account, or through a transfer of cash at a cash office.

Payments & settlement

Wizzit

Wizzit is a provider of basic banking services for the unbanked and underbanked (people or enterprises that have no or only limited access to banking services) in South Africa. Its services are based on the use of mobile phones for accessing bank accounts and conducting transactions, in addition to a Maestro debit card that is issued to all customers upon registration. Wizzit is a branch

Banking

Wolfsberg Group

The Wolfsberg Group is an association of 12 global banks which aims to develop frameworks and guidance for the management of financial crime risks.

Finance

Working Group on Financial Markets

The President's Working Group on Financial Markets, known colloquially as the Plunge Protection Team, or "(PPT)" was created by Executive Order 12631, signed on March 18, 1988, by United States President Ronald Reagan.

Trading basics

World Business Angels Association

The World Business Angels Association (WBAA) was an international, not-for-profit organization whose mission was to stimulate the exchange of knowledge and best practices in the field of global angel capital financing for high-growth and innovative startups. It was closed around 2017.

Finance

World Pensions & Investments Forum

The World Pensions Forum, also called World Pensions & Investments Forum, is a research and policy oriented conference organised by M. Nicolas Firzli, founder of the World Pensions Council (WPC), in partnership with regional and supranational organisations, large public and private institutional investors from G10 countries, the emerging nations of Eastern Europe, Latin America, Asia and

Payments & settlement

Worldpay Group

Worldpay Group plc (formerly RBS WorldPay) was a payment processing company. It was formerly listed on the London Stock Exchange until 16 January 2018 when it was acquired by Vantiv. The combined company then took the name Worldpay, Inc. Worldpay, Inc. was acquired by FIS in July 2019 for $43 billion. In 2024, private-equity firm GTCR acquired a majority 55% equity interest in Worldpay.

Payments & settlement

Worldpay, Inc.

Worldpay is an American multinational financial technology company and payment processing company. It provides payment and technology services to merchants and financial institutions globally generating 40 billion transactions across 146 countries and 135 currencies.

Securities & exchanges

XVA

In mathematical finance, X-Value Adjustment (XVA, xVA) is an umbrella term referring to a number of different "valuation adjustments" that banks must make when assessing the value of derivative contracts that they have entered into. The purpose of these is twofold: primarily to hedge for possible losses due to other parties' failures to pay amounts due on the derivative contracts; but al

Securities & exchanges

Year-on-year inflation-indexed swap

A year-on-year inflation-indexed swap (YYIIS) is a standard derivative product over inflation rate. The underlying is a single consumer price index (CPI). The first swap of this kind was traded through the inter-dealer broker network in November 1999.

Finance

Yeouido

Yeouido (Korean: 여의도; lit. 'Yeoui Island'), also Yoido, is a river island on the Han River in Seoul, South Korea. It is Seoul's main finance, media, and investment banking district. It is 8.4 square kilometres (3.2 mi2) large and has a population of 32,674 as of August 2023.

Finance

Yield (finance)

In finance, the yield on a security is a measure of the ex-ante return to a holder of the security. It is one component of return on an investment, the other component being the change in the market price of the security. It is a measure applied to fixed income securities, common stocks, preferred stocks, convertible stocks and bonds, annuities and real estate investments.

Trading basics

Yield curve

A yield curve shows the relationship between yields and time to maturity for a set of comparable debt securities. In practice the term usually refers to curves built from a single issuer or market segment so that credit quality and other features are as similar as possible, for example the U.S. Treasury curve for government bonds.

Finance

Yield to maturity

The yield to maturity (YTM), book yield or redemption yield of a fixed-interest security is an estimate of the total rate of return anticipated to be earned by an investor who buys it at a given market price, holds it to maturity, and receives all interest payments and the capital redemption on schedule.

Networks

ZachXBT

ZachXBT, also identified as Zachary Wolk is a pseudonymous American blockchain investigator and open-source intelligence (OSINT) researcher known for independent forensic investigations into cryptocurrency fraud, scams, and thefts. He has been active on X (formerly Twitter) since 2021, publishing detailed investigative threads that trace stolen funds, expose rug pulls, and identify perpe

Securities & exchanges

Zero-coupon inflation swap

A zero-coupon inflation swap (ZCIS), also called a zero-coupon inflation-indexed swap (ZCIIS), is a standard derivative product whose payoff depends on the inflation rate realized over a given period of time. The underlying asset is a single consumer price index (CPI).

Trading basics

ZuluTrade

ZuluTrade is a Greek financial technology company that operates an online and mobile social and copy trading platform. The platform allows users to automatically copy the trades of other investors in the foreign exchange market. As of 2014 ZuluTrade had around one million users and an executed trading volume of over $800 billion.