UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 1)*
GULFPORT ENERGY CORP
(Name of Issuer)
Common Stock
(Title of Class of Securities)
|
402635304 (CUSIP Number) |
December 31, 2019
（需要提交本声明的事件日期）
选中相应的方框，以指定归档本附表所依据的规则：
x Rule 13d-1(b)
¨ Rule 13d-1(c)
¨ Rule 13d-1(d)
| * | 本封面页的其余部分应填写为报告人在此表格上首次提交有关主题类别的证券, 以及任何随后的修改，其中包含的信息将改变先前封面所提供的披露. |
本封面页其余部分所要求的信息不应被视为《im体育平台官方网站》（“该法”）第18条规定的“归档”信息，也不应受该法第18条规定的约束，但应受该法所有其他条款的约束, see the Notes).
|
CUSIP No. 402635304 |
| 1. |
Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only).
Dimensional Fund Advisors LP (Tax ID: 30-0447847) |
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| 2. |
如果体育平台是组的成员，请勾选相应的框（参见说明） (a) ¨ (b) x |
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| 3. |
SEC Use Only
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| 4. |
Citizenship or Place of Organization
Delaware Limited Partnership |
|
Number of Shares Beneficially Owned by Each Reporting Person With
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5. Sole Voting Power
12655800 **see Note 1** | |
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6. Shared Voting Power
0 | ||
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7. Sole Dispositive Power
12822209 **see Note 1** | ||
|
8. Shared Dispositive Power
0 |
| 9. |
各报告人实益拥有的总额
12822209 **see Note 1** |
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| 10. |
检查第(9)行中的总金额体育平台是否排除某些股份（参见说明）
N/A |
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| 11. |
Percent of Class Represented by Amount in Row (9)
8.03% |
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| 12. |
Type of Reporting Person (See Instructions)
IA |
| Item 1. | ||||||
| (a) |
Name of Issuer
GULFPORT ENERGY CORP | |||||
| (b) |
Address of Issuer’s Principal Executive Offices
3001鹌鹑泉公园路，俄克拉荷马城，OK,73134 | |||||
| Item 2. | ||||||
| (a) |
Name of Person Filing
Dimensional Fund Advisors LP | |||||
| (b) |
主要营业所地址，如无，则住所地址
Building One 6300 Bee Cave Road Austin, Texas, 78746 | |||||
| (c) |
Citizenship
Delaware Limited Partnership | |||||
| (d) |
Title of Class of Securities
Common Stock | |||||
| (e) |
CUSIP Number
402635304 | |||||
| Item 3. | If this statement is filed pursuant to Sec. 240.13d-1(b) or 240.13d-2(b)或(c)，检查提交人体育平台是否为： | |||||
| (a) | ¨ | 根据该法案第15条注册的经纪人或交易商(15 U.S.C. 78o); | ||||
| (b) | ¨ | 该法案第3(a)(6)条所定义的银行(15 U.S.C. 78c); | ||||
| (c) | ¨ | 该法案（15 U）第3(a)（19）条所定义的保险公司.S.C. 78c); | ||||
| (d) | ¨ | 根据1940年《体育平台》（15 U）第8条注册的投资公司.S.C. 80a-8); | ||||
| (e) | x | An investment adviser in accordance with Sec. 240.13d-1(b)(1)(ii)(E); | ||||
| (f) | ¨ | 雇员福利计划或捐赠基金. 240.13d-1(b)(1)(ii)(F); | ||||
| (g) | ¨ | 母公司控股公司或控制人. 240.13d-1(b)(1)(ii)(G); | ||||
| (h) | ¨ | 联邦存款保险法（12 U）第3(b)条定义的储蓄协会.S.C. 1813); | ||||
| (i) | ¨ | 根据1940年《体育平台》第3(c)（14）条，教会计划被排除在投资公司的定义之外.S.C. 80a-3); | ||||
| (j) | ¨ | A non-U.S. institution in accordance with Sec. 240.13d-1(b)(1)(ii)(J); | ||||
| (k) | ¨ | Group, in accordance with Sec. 240.13d-1(b)(1)(ii)(J). | ||||
| Item 4. | Ownership. | |||||
| 提供下列资料，说明第1项所确定的发行人的证券类别的总数和百分比. | ||||||
| (a) |
Amount beneficially owned:
12822209 **see Note 1** | |||||
| (b) |
Percent of class:
8.03% | |||||
| (c) | Number of shares as to which the person has: | |||||
| (i) |
Sole power to vote or to direct the vote:
12655800 **see Note 1** | |||||
| (ii) |
Shared power to vote or to direct the vote:
0 | |||||
| (iii) |
处置权：处置或指导处置的唯一权力：
12822209 **see Note 1** | |||||
| (iv) |
处置或指导处置的共同权力：
0 | |||||
** Note 1 ** Dimensional Fund Advisors LP, 根据1940年《体育平台》第203条注册的投资顾问, 为根据1940年《体育平台》注册的四家投资公司提供投资建议, 并担任某些其他混合基金的投资经理或副顾问, 集团信托和独立账户（如投资公司）, trusts and accounts, collectively referred to as the “Funds”). In certain cases, Dimensional Fund Advisors LP的附属公司可担任某些基金的顾问或副顾问. In its role as investment advisor, sub-adviser and/or manager, Dimensional Fund Advisors LP或其附属公司（统称）, “维度”)可能对基金拥有的发行人证券拥有表决权和/或投资权, 并可被视为本基金所持有的发行人股份的受益所有人. 但体育平台是，本附表中报告的所有证券均为基金所有. 维度放弃这些证券的实益所有权. 此外，本附表13G的存档不得 解释为承认报告人或其任何关联公司为除1934年证券交易法第13(d)条以外的任何其他目的，体育平台是本附表13G所涵盖的任何证券的受益所有人.
| Item 5. | Ownership of Five Percent or Less of a Class | |
| 如果提交本声明体育平台是为了报告自本声明之日起，报告人已不再体育平台是该证券类别5%以上的受益所有人的事实, check the following [ ]. | ||
| Item 6. | 代表他人持有超过百分之五的股份 | |
| 上述附注1所述基金有权接收或有权指示接收来自, 或出售其各自帐户内持有的证券所得款项. To the knowledge of Dimensional, 任何该等基金的利息不得超过该证券类别的5%. Dimensional Fund Advisors LP不承认所有此类证券的实益所有权. | ||
| Item 7. | 母公司控股公司或控制人申报的取得证券的子公司的认定和分类. | |
| N/A | ||
| Item 8. | 小组成员的识别和分类 | |
| N/A | ||
| Item 9. | Notice of Dissolution of Group | |
| N/A | ||
| Item 10. | Certification | |
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By signing below I certify that, to the best of my knowledge and belief, 上述证券体育平台是在正常业务过程中获得和持有的，而不体育平台是为了改变或影响证券发行人的控制而获得和持有的，也不体育平台是为了改变或影响证券发行人的控制而获得和持有的，也不体育平台是作为具有该目的或效果的任何交易的参与者而获得和持有的, 除了仅与提名有关的活动以外. 240.14a-11. | ||
SIGNATURE
经过合理的调查，并尽我所知和相信, 本人证明本声明所载资料属实, complete and correct.
| DIMENSIONAL FUND ADVISORS LP |
| February 12, 2020 |
| Date |
|
By: Dimensional Holdings Inc., General Partner |
|
/s/ Christopher Crossan |
| Signature |
| Global Chief Compliance Officer |
| Title |