GULFPORT ENERGY CORP

Ticker: GPOR CUSIP: 402635502 Class: COMMON SHARES

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue ($000)
Silver Point Capital L.P.3,450,655$717,702
BlackRock, Inc.1,157,381$240,724
FMR LLC1,072,168$223,000
VANGUARD GROUP INC1,047,130$217,793
JENNISON ASSOCIATES LLC671,483$139,662
DIMENSIONAL FUND ADVISORS LP595,613$123,892
STATE STREET CORP567,507$118,036
VICTORY CAPITAL MANAGEMENT INC527,393$109,692
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.488,166$101,534
ADAGE CAPITAL PARTNERS GP, L.L.C.446,227$92,811
WELLINGTON MANAGEMENT GROUP LLP439,559$91,424
JPMORGAN CHASE & CO409,882$85,251
GEODE CAPITAL MANAGEMENT, LLC367,429$76,439
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP353,249$73,472
PRINCIPAL FINANCIAL GROUP INC350,611$72,924
Gemsstock Ltd.337,349$70,165
MILLENNIUM MANAGEMENT LLC325,906$67,785
WESTWOOD HOLDINGS GROUP INC252,194$52,454
CHARLES SCHWAB INVESTMENT MANAGEMENT INC228,962$47,622
WHITEBOX ADVISORS LLC224,627$46,720
Palo Duro Investment Partners, LP222,601$46,299
JANUS HENDERSON GROUP PLC214,574$44,616
ALLIANCEBERNSTEIN L.P.208,323$43,329
Ninepoint Partners LP200,000$41,598
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC192,340$40,005
Global Alpha Capital Management Ltd.191,991$39,932
Pictet Asset Management Holding SA165,257$34,372
GOLDMAN SACHS GROUP INC154,723$32,181
DRIEHAUS CAPITAL MANAGEMENT LLC154,700$32,176
GOLDENTREE ASSET MANAGEMENT LP151,096$31,426
MACKENZIE FINANCIAL CORP148,555$31,590
NORTHERN TRUST CORP135,349$28,151
AQR CAPITAL MANAGEMENT LLC134,462$27,967
First Pacific Advisors, LP127,434$26,505
PRICE T ROWE ASSOCIATES INC /MD/124,956$26
GW&K Investment Management, LLC124,304$26
AMERICAN CENTURY COMPANIES INC123,934$25,777
Bridgewater Associates, LP114,170$23,746
T. Rowe Price Investment Management, Inc.111,909$23
Qube Research & Technologies Ltd109,375$22,749
LSP Investment Advisors, LLC109,100$22,692
FORT WASHINGTON INVESTMENT ADVISORS INC /OH/108,889$22,648
MACKAY SHIELDS LLC108,592$22,586
RAYMOND JAMES FINANCIAL INC105,866$22,362
AMERIPRISE FINANCIAL INC102,297$21,277
BANK OF AMERICA CORP /DE/101,233$21,055
Penn Capital Management Company, LLC96,798$20,184
SYSTEMATIC FINANCIAL MANAGEMENT LP92,048$19,145
Grantham, Mayo, Van Otterloo & Co. LLC78,439$16,315
UBS Group AG77,578$16,135
SCHRODER INVESTMENT MANAGEMENT GROUP70,812$15,088
Invesco Ltd.69,459$14,447
NEW YORK STATE COMMON RETIREMENT FUND65,802$13,686
SUSQUEHANNA INTERNATIONAL GROUP, LLP64,288$13,371
Lighthouse Investment Partners, LLC63,670$13,243
SEI INVESTMENTS CO59,813$12,441
MORGAN STANLEY58,615$12,191
SIR Capital Management, L.P.54,751$11,388
Freestone Grove Partners LP53,769$11,183
Bank of New York Mellon Corp50,506$10,505
Stephens Investment Management Group LLC49,964$10,392
Energy Income Partners, LLC49,794$10,357
Man Group plc47,185$9,814
BEACONLIGHT CAPITAL, LLC46,572$9,687
Russell Investments Group, Ltd.45,978$9,563
Thrivent Financial for Lutherans45,896$10
Steamboat Capital Partners, LLC45,553$9,475
FIRST TRUST ADVISORS LP45,333$9,429
LSV ASSET MANAGEMENT44,713$9
Universal- Beteiligungs- und Servicegesellschaft mbH44,368$9,234
LORD, ABBETT & CO. LLC43,436$9
BARCLAYS PLC41,543$8,641
Azarias Capital Management, L.P.38,273$7,960
Nuveen, LLC35,797$7,445
ARISTEIA CAPITAL, L.L.C.35,275$7,337
CSM Advisors, LLC34,313$7
CONGRESS ASSET MANAGEMENT CO /MA32,073$6,671
WELLS FARGO & COMPANY/MN31,853$6,625
SummitTX Capital, L.P.31,467$6,545
Swiss National Bank31,000$6,448
STATE OF WISCONSIN INVESTMENT BOARD29,953$6,230
Hodges Capital Management Inc.29,140$6,061
HITE Hedge Asset Management LLC28,977$6,027
TWO SIGMA INVESTMENTS, LP26,548$5,522
PEREGRINE CAPITAL MANAGEMENT LLC25,276$5,257
BOKF, NA25,000$5,200
DC Investments Management, LLC24,458$5,087
Hillsdale Investment Management Inc.24,040$5,000
VIKING FUND MANAGEMENT LLC24,000$4,992
KING LUTHER CAPITAL MANAGEMENT CORP23,535$4,895
Rafferty Asset Management, LLC21,859$4,546
MILLER HOWARD INVESTMENTS INC /NY20,989$4,366
RICE HALL JAMES & ASSOCIATES, LLC20,238$4,209
RENAISSANCE TECHNOLOGIES LLC20,100$4,181
RHUMBLINE ADVISERS19,474$4,050
UBS ASSET MANAGEMENT AMERICAS INC18,180$3,781
DARK FOREST CAPITAL MANAGEMENT LP17,914$3,726
Artemis Investment Management LLP17,256$3,589
GeoSphere Capital Management, LLC17,000$3,536
IEQ CAPITAL, LLC16,001$3,328
206 other institutions616,573$117,664
Total (306 institutions)19,902,766$4,020,440