AM Antero Midstream Corporation

CUSIP No. 026375105

 1. Names of Reporting Persons.
 I.R.S. Identification Nos. of above persons (entities only).

 Dimensional Fund Advisors LP (Tax ID: 30-0447847)

 2. Check the Appropriate Box if a Member of a Group (See Instructions)

 (a)
 (b) X

 3. SEC Use Only

 4. Citizenship or Place of Organization

 Delaware Limited Partnership


 5. Sole Voting Power
Number of Shares 3030267 **see Note 1**
Beneficially
Owned by 6. Shared Voting Power
Each Reporting 0
Person With
 7. Sole Dispositive Power
 3045758 **see Note 1**

 8. Shared Dispositive Power
 0

 9. Aggregate Amount Beneficially Owned by Each Reporting Person

 3045758 **see Note 1**

 10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
 Instructions)

 N/A

 11. Percent of Class Represented by Amount in Row (9)

 10.59%

 12. Type of Reporting Person (See Instructions)

 IA



Item 1.

 (a) Name of Issuer

 American Greetings Corporation


 (b) Address of Issuer's Principal Executive Offices

 One American Road
 Cleveland, Ohio 44144

Item 2.

 (a) Name of Person Filing

 Dimensional Fund Advisors LP


 (b) Address of Principal Business Office, or if none, Residence

 Palisades West,Building One
 6300 Bee Cave Road, Austin, TX 78746

 (c) Citizenship

 Delaware Limited Partnership


 (d) Title of Class of Securities

 Common Stock


 (e) CUSIP Number

 026375105


Item 3. If this statement is filed pursuant to Sec. 240.13d-1(b) or
 240.13d-2(b) or (c), check whether the person filing is a:


 (a) [ ] Broker or dealer registered under section 15 of the Act
 (15 U.S.C. 78o).

 (b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

 (c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15
 U.S.C. 78c).

 (d) [ ] Investment company registered under section 8 of the Investment
 Company Act of 1940 (15 U.S.C. 80a-8).

 (e) [X] An investment adviser in accordance with Sec. 240.13d-1(b)
 (1)(ii)(E);

 (f) [ ] An employee benefit plan or endowment fund in accordance with
 Sec. 240.13d-1(b)(1)(ii)(F);

 (g) [ ] A parent holding company or control person in accordance with
 Sec. 240.13d-1(b)(1)(ii)(G);

 (h) [ ] A savings associations as defined in Section 3(b) of the Federal
 Deposit Insurance Act (12 U.S.C. 1813);

 (i) [ ] A church plan that is excluded from the definition of an
 investment company under section 3(c)(14) of the Investment
 Company Act of 1940 (15 U.S.C. 80a-3);

 (j) [ ] Group, in accordance with Sec. 240.13d-1(b)(1)(ii)(J).

Item 4. Ownership

Provide the following information regarding the aggregate number and percentage
of the class of securities of the issuer identified in Item 1.

 (a) Amount beneficially owned: 3045758 **see Note 1**

 (b) Percent of class: 10.59%

 (c) Number of shares as to which the person has:

 (i) Sole power to vote or to direct the vote

 3030267 **see Note 1**

 (ii) Shared power to vote or to direct the vote

 0

 (iii) Sole power to dispose or to direct the disposition of

 3045758 **see Note 1**

 (iv) Shared power to dispose or to direct the disposition of

 0

**Note 1** Dimensional Fund Advisors LP("Dimensional"), an investment adviser
registered under Section 203 of the Investment Advisors Act of 1940, furnishes
investment advice to four investment companies registered under the Investment
Company Act of 1940, and serves as investment manager to certain other
commingled group trusts and separate accounts (such investment companies, trusts
and account, collectively referred to as the "Funds"). In certain cases,
subsidiaries of Dimensional Fund Advisors LP may act as an adviser or
sub-adviser to certain Funds. In its role as investment adviser, sub-adviser
and/or manager, neither Dimensional Fund Advisors LP or its subsidiaries
(collectively, "Dimensional")possess voting and/or investment power over the
securities of the Issuer that are owned by the Funds, and may be deemed to be
the beneficial owner of the shares of the Issuer held by the Funds. However, all
securities reported in this schedule are owned by the Funds. Dimensional
disclaims beneficial ownership of such securities. In addition, the filing of
this Schedule 13G shall not be construed as an admission that the reporting
person or any of its affiliates is the beneficial owner of any securities
covered by this Schedule 13G for any other purposes than Section 13(d) of the
Securities Exchange Act of 1934.

Item 5. Ownership of Five Percent or Less of a Class

If this statement is being filed to report the fact that as of the date hereof
the reporting person has ceased to be the beneficial owner of more than five
percent of the class of securities, check the following [ ].

Item 6. Ownership of More Than Five Percent on Behalf of Another Person

The Funds described in Note 1 above have the right to receive or the power to
direct the receipt of dividends from, or the proceeds from the sale of, the
securities held in their respective accounts. To the knowledge of Dimensional
Fund Advisors LP, the interest of any one such Fund does not exceed 5% of the
class of securities. Dimensional Fund Advisors LP disclaims beneficial
ownership of all such securities.

Item 7. Identification and Classification of the Subsidiary Which Acquired the
 Security Being Reported on By the Parent Holding Company or Control
 Person.

N/A

Item 8. Identification and Classification of Members of the Group

N/A


Item 9. Notice of Dissolution of Group

N/A


Item 10. Certification

 By signing below I certify that, to the best of my knowledge and belief,
 the securities referred to above were acquired and are held in the ordinary
 course of business and were not acquired and are not held for the purpose
 of or with the effect of changing or influencing the control of the issuer
 of the securities and were not acquired and are not held in connection with
 or as a participant in any transaction having that purpose or effect.




 SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify
that the information set forth in this statement is true, complete and correct.


 November 9, 2012
 ---------------------------
 Date

 /s/ Christopher Crossan
 ---------------------------
 Signature

 Chief Compliance Officer
 ---------------------------
 Name/Title