UNITED STATES
 SECURITIES AND EXCHANGE COMMISSION
 Washington, D.C. 20549
 FORM 10-K þANNUAL REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIESEXCHANGE ACT OF 1934
 For the fiscal year ended December 31, 2019
 OR
  ̈TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIESEXCHANGE ACT OF 1934
 For the transition period from ___________ to ____________.
 
 Ally Master Owner Trust
 (Exact name of issuing entity as specified in its charter)
 
 Commission File Number of issuing entity: 333-167044-01
 
 Central Index Key Number of issuing entity: 0001499357
 
 Ally Wholesale Enterprises LLC
 (Exact name of depositor as specified in its charter)
 
 Commission File Number of depositor: 333-167044
 
 Central Index Key Number of depositor: 0001492632
 
 Ally Bank
 (Exact name of sponsor as specified in its charter)
 
 Central Index Key Number of sponsor (if applicable): 0001601846
 
 DELAWARE27-6449246(State or other jurisdiction of(I.R.S. Employerincorporation or organization)Identification No.)
 
 Ally Wholesale Enterprises LLC
 500 Woodward Avenue
 Detroit, Michigan
 48226
 (Address of principal executive offices)
 (Zip Code)
 (866) 710-4623
 (Registrant’s telephone number, including area code)
 
 Securities registered pursuant to Section 12(b) of the Act: None
 
 Securities registered pursuant to Section 12(g) of the Act: None
 
 Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Yes  ̈ No þ
 
 Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of Acts. Yes  ̈ No þ
 
 Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. þ Yes  ̈ No
 
 Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§ 232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). þ Yes  ̈ No
 
 
 
 
 
 
  
 Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company.  See the definitions of  "large accelerated filer,"  "accelerated filer," "non-accelerated filer," "smaller reporting company," and "emerging growth company" in Rule 12b-2 of the Exchange Act.
  ̈Large accelerated filer ̈Accelerated filer ̈Smaller reporting companyþNon-accelerated filer ̈Emerging growth company
 
 If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ̈
 
 Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Act).  ̈ Yes þ No
 
 State the aggregate market value of the voting and non-voting common equity held by non-affiliates computed by reference to the price at which the common equity was last sold, or the average bid and asked price of such common equity, as of the last business day of the registrant’s most recently completed second fiscal quarter. None
 
 Registrant does not have any voting or non-voting common equity held by non-affiliates.
 
 Documents incorporated by reference. None
 
 INDEX
 
 Ally Master Owner Trust
 
 Part IItem 1.Business*Item 1A.Risk Factors*Item 1B.Unresolved Staff CommentsItem 2.Properties*Item 3.Legal Proceedings*Item 4.Mine Safety DisclosuresPart IIItem 5.Market For Registrant’s Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities*Item 6.Selected Financial Data*Item 7.Management’s Discussion and Analysis of Financial Condition and Results of Operations*Item 7A.Quantitative and Qualitative Disclosures About Market Risk*Item 8.Financial Statements and Supplementary Data*Item 9.Changes in and Disagreements with Accountants on Accounting and Financial Disclosure*Item 9A.Controls and Procedures*Item 9B.Other InformationPart IIIItem 10.Directors, Executive Officers and Corporate Governance*Item 11.Executive Compensation*Item 12.Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters*Item 13.Certain Relationships and Related Transactions and Director Independence*Item 14.Principal Accounting Fees and Services*Part IVItem 15.Exhibits, Financial Statement SchedulesItem 16.Form 10-K Summary
 
 * Item is omitted in accordance with General Instructions J to Form 10-K.
 
 
 
 
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 Part I
 
 Item 1B. Unresolved Staff Comments
 
 None.
 
 Item 4. Mine Safety Disclosures
 
 Not applicable.
 
 Substitute information provided in accordance with General Instruction J to  Form 10-K:
 
 Item 1112(b) of Regulation AB. Significant Obligors of Pool Assets (Financial  Information).
 
 There are no significant obligors with respect to the pool assets held by Ally Master Owner Trust (the “Issuing Entity”).
 
 Item 1114(b)(2) of Regulation AB. Credit Enhancement and Other Support, Except  for Certain Derivatives Instruments (Financial Information).
 
 No entity or group of affiliated entities provides any external credit enhancement or other support with respect to either payment of the pool assets held by the Issuing Entity or payments on the notes (the “Notes”) or certificates (the “Certificates”) issued by the Issuing Entity.
 
 Item 1115(b) of Regulation AB. Certain Derivatives Instruments (Financial  Information).
 
 No entity or group of affiliated entities provides any derivative instruments that are used to alter the payment characteristics of the cashflows from the Issuing Entity.
 
 Item 1117 of Regulation AB. Legal Proceedings.
 
 There are no current legal proceedings pending, or to the best knowledge of management of such entity, threatened, against the Issuing Entity, the sponsor, the servicer or the depositor that, if determined adversely to such party, would be expected to have a material adverse effect on the performance of the notes.
 
 The owner trustee has represented to the Issuing Entity that it is not a party to any current legal proceedings, nor is its management aware of any legal proceedings threatened against it that, if determined adversely to such party, would be expected to have a material adverse effect on the performance of the notes.
 
 
 Part II
 
 Item 9B. Other Information
 
 None.
 
 
 Part III
 
 Substitute information provided in accordance with General Instruction J to  Form 10-K:
 
 Item 1119 of Regulation AB. Affiliations and Certain Relationships and Related  Transactions.
 
 Information required by Item 1119 of Regulation AB has been omitted from this report on Form 10-K in reliance on the Instruction to Item 1119.  The information has been provided previously in a Prospectus, dated August 7, 2018 filed by the Issuing Entity, pursuant to Rule 424(b)(5) of the Securities Act of 1933 on August 9, 2018.
 
 
 
 
 
 
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 Item 1122 of Regulation AB. Compliance with Applicable Servicing Criteria.
 
 Each of Ally Financial Inc. (“Ally Financial”) and Wells Fargo Bank, National Association (the "Indenture Trustee", and each, a “Servicing Participant”) has been identified by the registrant as a party participating in the servicing function with respect to the pool assets held by the Issuing Entity during the reporting period. Each of the Servicing Participants has completed a report on an assessment of compliance with the servicing criteria applicable to such Servicing Participant (each, a “Report on Assessment”) during the Issuing Entity’s year ended December 31, 2019, which Reports on Assessment are attached as exhibits to this Form 10-K. In addition, each of the Servicing Participants has provided an attestation report (each, an “Attestation Report”) by a registered independent public accounting firm regarding its related Report on Assessment. Each Attestation Report is attached as an exhibit to this Form 10-K.
 
 Neither the Report on Assessment nor the related Attestation Report has identified any material instances of noncompliance with the servicing
 criteria applicable to Ally Financial.
 
 The Indenture Trustee Report on Assessment assessed compliance by Wells Fargo Bank, National Association with the Applicable Servicing
 Criteria for the calendar year 2019 as required under Rules 13a-18 and 15d-18 of the Exchange Act and Item 1122 of Regulation AB. Based on this assessment for the respective period, no instances of material noncompliance were identified with respect to the servicing criteria applicable to Wells Fargo Bank, National Association.
 
 Item 1123 of Regulation AB. Servicer Compliance Statement.
 
 Ally Financial has been identified as the servicer during the reporting period with respect to the pool assets held by the Issuing Entity. Ally Financial has provided a statement of compliance with the applicable servicing activities (the “Compliance Statement”), signed by an authorized officer, and such Compliance Statement is attached as an exhibit to this Form 10-K.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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 Part IV
 
 Item 15. Exhibits, Financial Statement Schedules
 (a)List the following documents filed as a part of the report:
 (1)Financial Statements — Not Applicable.
 (2)Financial Statement Schedules — Not Applicable.
 (3)Exhibits
 •Amended and Restated Limited Liability Company Agreement of Ally Wholesale Enterprises LLC, dated as of November 14, 2018.
 •Indenture between Ally Master Owner Trust (the "Issuing Entity”) and Wells Fargo Bank, National Association, as Indenture Trustee (the “Indenture Trustee”), dated as of February 12, 2010.
 •Trust Agreement among Ally Wholesale Enterprises LLC, as Depositor, HSBC Bank USA, National Association, as Owner Trustee, and HSBC Trust Company (Delaware), National Association, as Delaware Trustee, dated as of February 12, 2010.
 •Instrument of Resignation, Appointment and Acceptance among HSBC Bank USA, National Association, as the Resigning Owner Trustee, HSBC Trust Company (Delaware), National Association, as the Resigning Delaware Trustee and together with the Resigning Owner Trustee, the Resigning Trustees, U.S. Bank Trust National Association, as the Successor Trustee, Ally Wholesale Enterprises LLC, as Depositor, and Ally Financial Inc., as Administrator, dated as of January 24, 2014.•Pooling and Servicing Agreement among Ally Bank, as Seller, Ally Financial, as Servicer, and Ally Wholesale Enterprises LLC, as Purchaser, dated as of February 12, 2010.
 •Series 2017-3 Indenture Supplement, between the Issuing Entity and the Indenture Trustee, dated June 28, 2017.
 •Series 2018-1 Indenture Supplement, between the Issuing Entity and the Indenture Trustee, dated February 14, 2018.
 •Series 2018-2 Indenture Supplement, between the Issuing Entity and the Indenture Trustee, dated May 30, 2018.
 •Series 2018-3 Indenture Supplement, between the Issuing Entity and the Indenture Trustee, dated August 15, 2018.
 •Series 2018-4 Indenture Supplement, between the Issuing Entity and the Indenture Trustee, dated August 15, 2018.
 •Omnibus Supplement to Indenture Supplements, dated September 10, 2019, between Issuing Entity and Indenture Trustee.
 •Rule 13a-14(d)/15d-14(d) Certification (Section 302 Certification).
 •Report on Assessment of Compliance with SEC Regulation AB Servicing Criteria concerning activities of Ally Financial for the year ended December 31, 2019.
 •Report on Assessment of Compliance with Servicing Criteria concerning activities of Wells Fargo Bank, National Association for the year ended December 31, 2019.
 •Registered Public Accounting Firm Attestation Report on Assessment of Compliance with applicable Servicing Criteria of Ally Financial dated March 13, 2020 for the year ended December 31, 2019.
 •Registered Public Accounting Firm Attestation Report on Assessment of Compliance with applicable Servicing Criteria of Wells Fargo Bank, National Association dated February 19, 2020 for the year ended December 31, 2019.
 
 
 
 
 
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 •Servicer Compliance Statement of Ally Financial for the year ended December 31, 2019.
 •Trust Sale and Servicing Agreement among Ally Financial, as Servicer, Ally Wholesale Enterprises LLC, as Depositor, and Ally Bank, as Seller, dated as of February 12, 2010.
 •Custodian Agreement between Ally Financial, as Custodian, Ally Wholesale Enterprises LLC, as Depositor, and Ally Bank, as Seller, dated as of February 12, 2010.
 •Administration Agreement among the Issuing Entity, Ally Financial, as Administrator, and the Indenture Trustee, dated as of February 12, 2010.
 •Asset Representations Review Agreement among the Issuing Entity, Ally Bank, as Sponsor, and Clayton Fixed Income Services LLC, as Asset Representations Reviewer, dated as of February 22, 2017.
 
 Item 16. Form 10-K Summary
 
 None.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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 Signature
 
 Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.
 
 Ally Wholesale Enterprises LLC, as Depositor/s/ Ryan C. FarrisRyan C. FarrisPresident(Senior Officer in charge of securitization of the depositor)
 
 Date: March 25, 2020
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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 Index of Exhibits
 ExhibitDescriptionMethod of Filing3.1Amended and Restated Limited Liability Company Agreement of Ally Wholesale Enterprises LLC, dated as of November 14, 2018.*4.1Indenture between Ally Master Owner Trust (the “Issuing Entity”) and Wells Fargo Bank, National Association, as Indenture Trustee (the “Indenture Trustee”), dated as of February 12, 2010.**4.2Trust Agreement between Ally Wholesale Enterprises LLC, as Depositor, HSBC Bank USA, National Association, as Owner Trustee, and HSBC Trust Company (Delaware), National Association, as Delaware Trustee, dated as of February 12, 2010.**4.3Instrument of Resignation, Appointment and Acceptance among HSBC Bank USA, National Association, as the Resigning Owner Trustee, HSBC Trust Company (Delaware), National Association, as the Resigning Delaware Trustee and together with the Resigning Owner Trustee, the Resigning Trustees, U.S. Bank Trust National Association, as the Successor Trustee, Ally Wholesale Enterprises LLC, as Depositor, and Ally Financial Inc., as Administrator, dated as of January 24, 2014.****4.4Pooling and Servicing Agreement among Ally Bank, as Seller, Ally Financial, as Servicer, and Ally Wholesale Enterprises LLC, as Purchaser, dated as of February 12, 2010.**4.5Series 2017-3, Indenture Supplement, dated June 28, 2017, between Issuing Entity and Indenture Trustee, (incorporated by reference to Exhibit 4.1 of Ally Master Owner Trust Form 8-K filed on June 30, 2017 File No. 333-190561-1).***4.6Series 2018-1, Indenture Supplement, dated February 14, 2018, between Issuing Entity and Indenture Trustee, (incorporated by reference to Exhibit 4.1 of Ally Master Owner Trust Form 8-K filed on February 14, 2018 File No. 333-167044-01).***4.7Series 2018-2, Indenture Supplement, dated May 30, 2018, between Issuing Entity and Indenture Trustee, (incorporated by reference to Exhibit 4.1 of Ally Master Owner Trust Form 8-K filed on May 30, 2018 File No. 333-167044-01).***4.8Series 2018-3, Indenture Supplement, dated August 15, 2018 between Issuing Entity and Indenture Trustee, (incorporated by reference to Exhibit 4.1 of Ally Master Owner Trust Form 8-K filed on August 15, 2018 File No. 333-167044-01).***4.9Series 2018-4, Indenture Supplement, dated August 15, 2018, between Issuing Entity and Indenture Trustee, (incorporated by reference to Exhibit 4.1 of Ally Master Owner Trust Form 8-K filed on August 15, 2018 File No. 333-167044-01).***4.10Omnibus Supplement to Indenture Supplements, dated September 10, 2019, between Issuing Entity and Indenture Trustee.*****31.1Certification of Executive Officer Pursuant to Rule 13a-14(d)/15d-14(d).Filed herewith.33.1Report on Assessment of Compliance with SEC Regulation AB Servicing Criteria concerning activities of Ally Financial for the year ended December 31, 2019.Filed herewith.33.2Report on Assessment of Compliance with Servicing Criteria concerning activities of Wells Fargo Bank, National Association for the year ended December 31, 2019.Filed herewith.34.1Registered Public Accounting Firm Attestation Report on Assessment of Compliance with applicable Servicing Criteria of Ally Financial dated March 13, 2020 for the year ended December 31, 2019.Filed herewith.34.2Registered Public Accounting Firm Attestation Report on Assessment of Compliance with applicable Servicing Criteria of Wells Fargo Bank, National Association, dated February 19, 2020 for the year ended December 31, 2019.Filed herewith.35.1Servicer Compliance Statement of Ally Financial for the year ended December 31, 2019.Filed herewith.99.1Trust Sale and Servicing Agreement among the Issuing Entity, Ally Financial., as Servicer and Custodian, Ally Wholesale Enterprises LLC, as Depositor, and Ally Bank, as Seller, dated as of February 12, 2010.**99.2Custodian Agreement between Ally Financial, as Custodian, Ally Wholesale Enterprises LLC, as Depositor, and Ally Bank, as Seller, dated as of February 12, 2010.**99.3Administration Agreement among the Issuing Entity, Ally Financial, as Administrator, and Indenture Trustee, dated as of February 12, 2010.**99.4Asset Representations Review Agreement among the Issuing Entity, Ally Bank, as Sponsor, and Clayton Fixed Income Services LLC, as Asset Representations Reviewer, dated as of February 22, 2017.*
 
 
 
 
 
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 *Incorporated by reference to Ally Wholesale Enterprises LLC’s Form SF-3 Registration Statement filed on November 14, 2018 (File No. 333-228378).**Incorporated by reference to Ally Wholesale Enterprises LLC's Form S-3 Registration Statement filed on May 24, 2010 (File No. 333-167044).***Incorporated by reference to Exhibit 4.1 of respective filed Ally Master Owner Trust Form 8-K.****Incorporated by reference to Exhibit 99.1 of Ally Master Owner Trust Form 8-K filed on January 29, 2014.*****Incorporated by reference to Exhibit 99.1 of Ally Master Owner Trust Form 8-K filed on September 13, 2019.
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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