Industry WIKI
Digital assets and currencies
Understand assets, networks and trading mechanics with sources you can check.
American Express
American Express Company (Amex) is an American bank holding company and multinational financial services corporation that specializes in payment cards. It is headquartered at 200 Vesey Street, also known as American Express Tower, in the Battery Park City neighborhood of Lower Manhattan; in 2026, the company announced that it would develop and be the sole occupant of the new 2 World Trad
Trading basicsCUSIP
A CUSIP () is a nine-character numeric or alphanumeric code that uniquely identifies a North American financial security for the purposes of facilitating clearing and settlement of trades. All CUSIP identifiers are fungible, which means that a unique CUSIP identifier for each individual security stays the same, regardless of the exchange where the shares were purchased or venue on which
FinanceDurbin amendment
The Durbin amendment, implemented by Regulation II, is a provision of United States federal law, 15 U.S.C. § 1693o-2, that requires the Federal Reserve to limit fees charged to retailers for debit card processing. It was passed as part of the Dodd–Frank financial reform legislation in 2010, as a last-minute addition by Dick Durbin, a senator from Illinois, after whom the amendment is nam
BankingEarnIn
EarnIn is an American earnings management company that provides earned wage access services and other financial and payroll-related services.
FinanceMark-to-market accounting
Mark-to-market (MTM or M2M) or fair value accounting is accounting for the "fair value" of an asset or liability based on the current market price, or the price for similar assets and liabilities, or based on another objectively assessed "fair" value. Fair value accounting has been a part of Generally Accepted Accounting Principles (GAAP) in the United States since the early 1990s. Fail
Payments & settlementMondex
Mondex was a smart card electronic cash system, implemented as a stored-value card and owned by Mastercard.
Trading basicsMoney market fund
A money market fund (also called a money market mutual fund) is an open-end mutual fund that invests in short-term debt securities such as US Treasury bills and commercial paper. Money market funds are managed with the goal of maintaining a highly stable asset value through liquid investments while paying income to investors in the form of dividends. Although they are not insured against
Payments & settlementPaysafeCard
PaysafeCard (until 2024 stylized paysafecard) is a prepaid e-commerce payment solution powered by vouchers. It is part of Paysafe, a global payments platform. PaysafeCard allows customers to pay online without providing personal financial information.
FinancePeer-to-peer lending
Peer-to-peer lending (P2P lending) is the practice of lending money to individuals or businesses through online services that match lenders with borrowers. Peer-to-peer lending companies often offer their services online, and attempt to operate with lower overhead and provide their services more cheaply than traditional financial institutions. As a result, lenders can earn higher returns
AssetsThe DAO
The DAO was a digital decentralized autonomous organization and a form of investor-directed venture capital fund. After launching in April 2016 via a token sale, it became one of the largest crowdfunding campaigns in history, but it ceased activity after much of its funds - in the form of US$ exchanged for "Ether-crypto coins" - were taken in a hack in June 2016.
FinanceThetaRay
ThetaRay is a fintech software and big data analytics company with headquarters in Hod HaSharon, Israel and New York, and offices in Madrid, London, and Singapore.
Payments & settlementZelle
Zelle () is an American digital payments network run by a private financial services company owned by Bank of America, Truist, Capital One, JPMorgan Chase, PNC Bank, U.S. Bank, and Wells Fargo. The Zelle service enables individuals to electronically transfer money from their bank account to another registered user's bank account (within the United States) using a mobile device or the web