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The Association of National Numbering Agencies

The Association of National Numbering Agencies (ANNA) is a global member association of National Numbering Agencies (NNAs), seeking to foster standardisation within the financial industry by upholding the International Organization for Standardization (ISO) principles, and by promoting International Securities Identification Numbers (ISIN), Financial Instrument Short Name (FISN), and Classification of Financial Instruments (CFI) codes for financial instruments.

International Securities Identification Number (ISIN) - ISO 6166

The ISIN is the core identifier of securities transactions and settlement.

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Financial Instrument Short Name (FISN) - ISO 18774

The FISN standard incorporates the issuer short name and the abbreviated characteristics for the financial instrument.

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Classification of Financial Instruments (CFI) - ISO 10962

For each ISIN, the CFI is a detailed description of the type of instrument.

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Legal Entity Identifier (LEI) - ISO 17442

ANNA and GLEIF launched an initiative to link ISINs and LEIs to improve transparency of exposure by linking the issuer and issuance of securities.

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News

Annual General Meeting date announced

On June 14-16, 2023, ANNA will hold its Annual General Meeting in London, UK.

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ANNA – A Year In Review

As we look back on our 30th Anniversary year, we are reminded of all the…

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ANNA Newsletter: December 2022

ANNA Newsletter_ December 2022Download Read ANNA's December 2022 newsletter for industry updates, ANNA news, recent…

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As part of ANNA’s 30th anniversary celebrations, ANNA interviewed Stephan Wolf, CEO of the Global Legal Entity Identifier Foundation, GLEIF, about the Legal Entity Identifier and how GLEIF and ANNA’s LEI-to-ISIN initiative has been growing in success.

Stephan Wolf has wide experience in the standards sector, having also been appointed to an…

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2022 Extraordinary General Meeting 

On 1-2 Dec, 2022, ANNA held its 2022 Extraordinary General Meeting in Antigua, Guatemala.

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Barbados Central Securities Depository joins The Association of National Numbering Agencies as the 100th Member

Confirmed at ANNA’s General Meeting, Guatemala, December 1st & 2nd, 2022 London, 7th December 2022…

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Follow ANNA on Twitter

We are pleased to welcome Euronext Securities Oslo, the Norwegian Central Securities Depository, to the joint #ISIN:LEI mapping initiative in collaboration with @GLEIF.

The full list of NNA's, and more information on this initiative, can be found here: https://anna-web.org/identifiers/#1629369343281-f1328dcd-743a

The total #ISIN count in ASB as of 31 December 2022 is 93,079,462; additionally, the new ISINs assigned reached a total of 11,657,693 in 2022. Find these and other #ISIN statistics for 2022 on the ANNA website https://anna-web.org/identifiers/statistics/

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If you would like to speak to ANNA, please get in touch via our contact page.

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