# \#extensionpack **URL:** https://forum.fixtrading.org/tag/extensionpack/8.md [Latest](https://forum.fixtrading.org/latest.md) · [Categories](https://forum.fixtrading.org/categories.md) · [Tags](https://forum.fixtrading.org/tags.md) --- ## [PUBLIC COMMENT PERIOD - FIX Protocol Gap Analysis - Parameter Communication](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-parameter-communication/18190)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [October 16, 2026, 10:16am UTC](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-parameter-communication/18190 "2026-10-16T10:16:15Z")
The Global Technical Committee has reviewed and preliminarily approved the proposal submitted by the Equity Issuance Working Group. This document adds a set of new messages to the FIX Protocol for the exchange of paramet… --- ## [PUBLIC COMMENT PERIOD - FIX Protocol Gap Analysis - ETF Enhancements](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-etf-enhancements/18189)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [October 16, 2026, 10:13am UTC](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-etf-enhancements/18189 "2026-10-16T10:13:39Z")
The Global Technical Committee has reviewed and preliminarily approved the proposal submitted by the FIX ETF Working Group. This document covers support for ETF trade and post-trade workflows (Phase 1a). The draft docum… --- ## [PUBLIC COMMENT PERIOD - FIX Protocol Gap Analysis - DMIST Position Transfer](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-dmist-position-transfer/18188)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [October 16, 2026, 10:10am UTC](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-dmist-position-transfer/18188 "2026-10-16T10:10:38Z")
The Global Technical Committee has reviewed and preliminarily approved the proposal submitted by the DMIST Working Group. This document covers support for workflows related to position transfers between clients, clearing… --- ## [GTC Update: FIX Latest enhanced support of rate sources (EP302)](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-support-of-rate-sources-ep302/18103)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [March 31, 2026, 2:56pm UTC](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-support-of-rate-sources-ep302/18103 "2026-03-31T14:56:32Z")
FIX has long supported the ability to identifying the fixing source and information used to determine the rate for FX NDFs and FX forwards. The existing RateSource component has now been added to the following FIX messag… --- ## [GTC Update: FIX Latest enhanced to support securities lending (EP301)](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-to-support-securities-lending-ep301/18082)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [February 13, 2026, 4:57pm UTC](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-to-support-securities-lending-ep301/18082 "2026-02-13T16:57:45Z")
Extension Pack 301 covers extensions needed to support trading of securities lending contracts for US Equities and US Corporate DTCC eligible DVP US Cash Collateral contracts. See the GTC Update for details and the EP d… --- ## [GTC Update: Discontinuation of the FIX Basic Repository format effective March 31, 2026](https://forum.fixtrading.org/t/gtc-update-discontinuation-of-the-fix-basic-repository-format-effective-march-31-2026/18068)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [January 22, 2026, 9:13pm UTC](https://forum.fixtrading.org/t/gtc-update-discontinuation-of-the-fix-basic-repository-format-effective-march-31-2026/18068 "2026-01-22T21:13:24Z")
The machine-readable version of FIX Latest is currently still provided in three different repository formats. The oldest (30 years) is the Basic Repository format and will no longer be provided as part of FIX Extension P… --- ## [GTC Update: EP300 Errata version published](https://forum.fixtrading.org/t/gtc-update-ep300-errata-version-published/18066)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [January 22, 2026, 6:10pm UTC](https://forum.fixtrading.org/t/gtc-update-ep300-errata-version-published/18066 "2026-01-22T18:10:08Z")
The Global Technical Committee has published an errata version of EP300 to correct a number of issues detected with the initial publication in December (see here). The ASBUILT document contains a detailed list of the min… --- ## [PUBLIC COMMENT PERIOD - FIX Protocol Gap Analysis - LegRateSource Proposal](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-legratesource-proposal/18065)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [January 22, 2026, 4:41pm UTC](https://forum.fixtrading.org/t/public-comment-period-fix-protocol-gap-analysis-legratesource-proposal/18065 "2026-01-22T16:41:19Z")
The Global Technical Committee has reviewed and preliminarily approved the proposal submitted by the FICC (Fixed Income, Currencies, Commodities) Committee. This document covers extensions of the FIX Protocol related to … --- ## [GTC Update: FIX Latest enhanced to support the EU Consolidated Tape](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-to-support-the-eu-consolidated-tape/18050)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [December 11, 2025, 2:17pm UTC](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-to-support-the-eu-consolidated-tape/18050 "2025-12-11T14:17:48Z")
The FIX Protocol has been updated to support the EU Consolidated Tape for Equities and Bonds. See the GTC Update for details and the EP download page for the artifacts. The visualization tool FIXimate has also been upda… --- ## [GTC Update: FIX Latest enhanced for an extension of market data entry types (EP299)](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-for-an-extension-of-market-data-entry-types-ep299/17976)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [June 24, 2025, 10:56am UTC](https://forum.fixtrading.org/t/gtc-update-fix-latest-enhanced-for-an-extension-of-market-data-entry-types-ep299/17976 "2025-06-24T10:56:21Z")
The FIX Protocol has been updated to extend MDEntryType(269) for changes in reference prices due to corporate actions. See the GTC blog for details and the EP download page for the artifacts. The visualization tool FIXi… --- ## [GTC Blog: FIX Latest enhanced with new Extension Packs (EP296-EP298)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep296-ep298/17966)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [May 12, 2025, 8:06am UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep296-ep298/17966 "2025-05-12T08:06:24Z")
The FIX Protocol has been updated to include new extension packs (EP296-EP298). See the GTC blog for details and the EP download page for the artifacts. The visualization tool FIXimate has also been updated to FIX Latest… --- ## [GTC Blog: FIX Latest enhanced to support non-USD FX NDF (EP293)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-to-support-non-usd-fx-ndf-ep293/17862)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [January 21, 2025, 10:59am UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-to-support-non-usd-fx-ndf-ep293/17862 "2025-01-21T10:59:26Z")
The FIX Protocol has been updated to enhance the existing RateSource component, addressing gaps and clarifying the usage of the component for FX NDF fixings as the markets have evolved. See the GTC blog for details and … --- ## [GTC Blog: FIX Latest enhanced to support algo certification (EP292)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-to-support-algo-certification-ep292/17773)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [August 8, 2024, 3:58pm UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-to-support-algo-certification-ep292/17773 "2024-08-08T15:58:41Z")
The FIX Protocol has received a major update (EP292). The update consists of nine new FIX messages for the certification and testing of algos. MiFIR requires the following in RTS 7 Article 10(1): Trading venues shall r… --- ## [GTC Blog: FIX Latest enhanced with new Extension Packs (EP287-EP291)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep287-ep291/17754)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [July 18, 2024, 12:22pm UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep287-ep291/17754 "2024-07-18T12:22:42Z")
The FIX Protocol has been updated to include new extension packs (EP287-EP291). See the GTC blog for details and the EP download page for the artifacts. The visualization tool FIXimate has also been updated to FIX Latest… --- ## [GTC Blog: FIX Latest enhanced with new Extension Packs (EP285-EP286)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep285-ep286/17466)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 2\ **Last updated:** [January 10, 2024, 4:44pm UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep285-ep286/17466 "2024-01-10T16:44:02Z")
The FIX Protocol has been updated to include new extension packs (EP285-EP286). See the GTC blog for details and the EP download page for the artifacts. The visualization tool FIXimate has also been updated to FIX Latest… --- ## [GTC Blog: FIX Latest enhanced with new Extension Packs (EP281-EP284)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep281-ep284/17386)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [October 28, 2023, 9:35am UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep281-ep284/17386 "2023-10-28T09:35:37Z")
The FIX Protocol has been updated to include new extension packs (EP281-EP284). See the GTC blog for details and the EP download page for the artifacts. The visualization tool FIXimate has also been updated to FIX Lates… --- ## [GTC Blog: FIX Latest enhanced with new Extension Packs (EP273-EP276)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep273-ep276/16933)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [January 13, 2023, 2:30pm UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep273-ep276/16933 "2023-01-13T14:30:41Z")
The FIX Protocol has been updated to include new extension packs (EP273-EP276). See the GTC blog for details and the EP download page for the artifacts. The visualization tool FIXimate has also been updated to FIX La… --- ## [GTC Blog: FIX Latest enhanced with new Extension Packs (EP277-EP280)](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep277-ep280/17212)
**Author:** [@gtcpm](https://forum.fixtrading.org/u/gtcpm)\ **Replies:** 0\ **Last updated:** [July 26, 2023, 4:42pm UTC](https://forum.fixtrading.org/t/gtc-blog-fix-latest-enhanced-with-new-extension-packs-ep277-ep280/17212 "2023-07-26T16:42:58Z")
The FIX Protocol has been updated to include new extension packs (EP277-EP2780). See the GTC blog for details and the EP download page for the artifacts. The visualization tool FIXimate has also been updated to FIX Late… --- ## [Extension Packs - general guidance sought](https://forum.fixtrading.org/t/extension-packs-general-guidance-sought/14046)
**Author:** [@stevemiller90](https://forum.fixtrading.org/u/stevemiller90)\ **Replies:** 4\ **Last updated:** [May 14, 2018, 1:37pm UTC](https://forum.fixtrading.org/t/extension-packs-general-guidance-sought/14046 "2018-05-14T13:37:26Z")
Hi, Apologies for what may seem a naive question, but I’m seeking very basic general guidance. We provide implementations of FIX versions from 4.0 up to 5.0 SP2. We recently received a request to “implement EP118”. W… --- ## [PUBLIC COMMENT PERIOD – Fidelity Price Qualifier Extension Proposal](https://forum.fixtrading.org/t/public-comment-period-fidelity-price-qualifier-extension-proposal/102)
**Author:** [@fixtrading](https://forum.fixtrading.org/u/fixtrading)\ **Replies:** 0\ **Last updated:** [June 5, 2017, 6:29pm UTC](https://forum.fixtrading.org/t/public-comment-period-fidelity-price-qualifier-extension-proposal/102 "2017-06-05T18:29:51Z")
The Global Technical Committee has reviewed and preliminarily approved the Fidelity Price Qualifier Extension Proposal. A gap exists when a firm placing a quote on a quote request intends for the quote to trade without a…