<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:09f9a398-9c2a-4185-88f5-fae4daa53595,g:84585698-db43-4b19-92c3-a5098bb4684c-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.intlfcstone.com/role/CoverDocument" xlink:type="simple" xlink:href="intl-20211001.xsd#CoverDocument"/>
  <link:presentationLink xlink:role="http://www.intlfcstone.com/role/CoverDocument" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_b90a5f5a-b8df-4ebf-84dc-28314d821bd8" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_b90a5f5a-b8df-4ebf-84dc-28314d821bd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_d80a7408-89c0-48b7-84a4-1dfd3874dec0" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_PreCommencementTenderOffer"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_PreCommencementTenderOffer_d80a7408-89c0-48b7-84a4-1dfd3874dec0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_5051c728-cc0d-49a2-a8af-0f9c5c35a915" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_SolicitingMaterial"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_SolicitingMaterial_5051c728-cc0d-49a2-a8af-0f9c5c35a915" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_f5e30623-0580-40f2-963d-4e06a9669bb3" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_WrittenCommunications"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_WrittenCommunications_f5e30623-0580-40f2-963d-4e06a9669bb3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_0bd61a95-3644-4586-8ba2-dd23cb8c22f6" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_Security12bTitle_0bd61a95-3644-4586-8ba2-dd23cb8c22f6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_0a5cc825-1ed9-4637-9204-1640ecf83f56" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentType"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_DocumentType_0a5cc825-1ed9-4637-9204-1640ecf83f56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_af3a8a97-c951-4d17-95cd-b27da37acebf" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_DocumentPeriodEndDate_af3a8a97-c951-4d17-95cd-b27da37acebf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_ad0caff9-ea33-405b-a165-61690cd1cd62" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityRegistrantName_ad0caff9-ea33-405b-a165-61690cd1cd62" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_08180256-92e8-47f2-aa27-2680573221f9" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityAddressAddressLine1_08180256-92e8-47f2-aa27-2680573221f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_312706c7-7da3-4044-aaed-f3c979b65ede" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityIncorporationStateCountryCode_312706c7-7da3-4044-aaed-f3c979b65ede" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_8bd1758c-40b7-4573-ae56-06880d462ab0" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityFileNumber_8bd1758c-40b7-4573-ae56-06880d462ab0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_78f2a8cb-d5fa-4978-af9d-f812f6837341" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityTaxIdentificationNumber_78f2a8cb-d5fa-4978-af9d-f812f6837341" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2_06be3221-8f22-434d-a81b-1bde7f76c039" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine2"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityAddressAddressLine2_06be3221-8f22-434d-a81b-1bde7f76c039" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_a3350844-d533-4132-921c-4abfdcb97d82" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityAddressCityOrTown_a3350844-d533-4132-921c-4abfdcb97d82" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_c1b6a908-f119-48a1-948e-bb78d2a78ecc" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityAddressStateOrProvince_c1b6a908-f119-48a1-948e-bb78d2a78ecc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_1f9434d0-dca1-4eeb-98bc-5422fef68925" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityAddressPostalZipCode_1f9434d0-dca1-4eeb-98bc-5422fef68925" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_ff96ae43-17ed-48f9-ada5-d5331aba661f" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_CityAreaCode_ff96ae43-17ed-48f9-ada5-d5331aba661f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_542a5d24-f9c1-4919-87fa-d6957ff3a3fb" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_LocalPhoneNumber_542a5d24-f9c1-4919-87fa-d6957ff3a3fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_4d41fbab-c36f-45ab-a6ca-148e5a7f041d" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_TradingSymbol_4d41fbab-c36f-45ab-a6ca-148e5a7f041d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_99a51b70-619c-4c8f-8a69-ad6181544cab" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_SecurityExchangeName_99a51b70-619c-4c8f-8a69-ad6181544cab" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_f2380e03-faae-414b-94bf-cc0e452e1301" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityEmergingGrowthCompany_f2380e03-faae-414b-94bf-cc0e452e1301" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_8aaa0a16-86cf-4f6a-88af-eaf3fbcc6e57" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_EntityCentralIndexKey_8aaa0a16-86cf-4f6a-88af-eaf3fbcc6e57" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_ab41c3ea-0e62-4648-9748-e1310e8ca301" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_d1228eb2-8805-4c31-9793-0db2d8838d4c" xlink:to="loc_dei_AmendmentFlag_ab41c3ea-0e62-4648-9748-e1310e8ca301" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
</link:linkbase>
