Stock Ownership/GPOR

GULFPORT ENERGY CORP (GPOR): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in GPOR · Energy. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
20
13F filers
Aggregate Value
$742.6M
Across holders
Last Price
$175.52
2026-08-24
Sector
Energy
GICS
Quarterly fund activity11 increased9 reduced3 exited
Full exits: CAXTON ASSOCIATES LLP, Schonfeld Strategic Advisors LLC, Qube Research & Technologies Ltd
Institutional Holders of GPOR
↗
20 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
Silver Point Capital L.P.
CIK 0001332784
Hedge Fund2.61M$442.5M59.6%40.2%Added+$131KQ2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.
CIK 0001165408
Hedge Fund470K$79.8M10.7%0.1%Added+$1.7MQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund389K$66.0M8.9%0.0%Reduced$-1.7MQ2 2026
GREENLIGHT CAPITAL INC
CIK 0001079114
Hedge Fund223K$29.7M4.0%1.5%Added$-7.9MQ4 2023
Bridgewater Associates, LP
CIK 0001350694
Hedge Fund160K$27.1M3.7%0.1%Added+$11.6MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund130K$22.1M3.0%0.0%Added+$22.1MQ2 2026
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
Hedge Fund110K$18.6M2.5%0.0%Reduced$-15.7MQ2 2026
Grantham, Mayo, Van Otterloo & Co. LLC
CIK 0001352662
Institutional Manager102K$17.3M2.3%0.0%Added+$6.9MQ2 2026
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund75K$12.7M1.7%0.0%Reduced$-10.6MQ2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund37K$6.3M0.9%0.0%Added+$1.1MQ2 2026
Silver Point Capital L.P.Added
Hedge Fund
$442.5M· 59.6% of total· 40.2% port· 2.61M sh· +$131K QoQ· Q2 2026
ADAGE CAPITAL PARTNERS GP, L.L.C.Added
Hedge Fund
$79.8M· 10.7% of total· 0.1% port· 470K sh· +$1.7M QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPReduced
Hedge Fund
$66.0M· 8.9% of total· 0.0% port· 389K sh· $-1.7M QoQ· Q2 2026
GREENLIGHT CAPITAL INCAdded
Hedge Fund
$29.7M· 4.0% of total· 1.5% port· 223K sh· $-7.9M QoQ· Q4 2023
Bridgewater Associates, LPAdded
Hedge Fund
$27.1M· 3.7% of total· 0.1% port· 160K sh· +$11.6M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$22.1M· 3.0% of total· 0.0% port· 130K sh· +$22.1M QoQ· Q2 2026
MILLENNIUM MANAGEMENT LLCReduced
Hedge Fund
$18.6M· 2.5% of total· 0.0% port· 110K sh· $-15.7M QoQ· Q2 2026
Grantham, Mayo, Van Otterloo & Co. LLCAdded
Institutional Manager
$17.3M· 2.3% of total· 0.0% port· 102K sh· +$6.9M QoQ· Q2 2026
RENAISSANCE TECHNOLOGIES LLCReduced
Hedge Fund
$12.7M· 1.7% of total· 0.0% port· 75K sh· $-10.6M QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$6.3M· 0.9% of total· 0.0% port· 37K sh· +$1.1M QoQ· Q2 2026
Gotham Asset Management, LLCAdded
Hedge Fund
$6.1M· 0.8% of total· 0.0% port· 36K sh· +$2.8M QoQ· Q2 2026
BALYASNY ASSET MANAGEMENT LLCAdded
Hedge Fund
$4.8M· 0.6% of total· 0.0% port· 28K sh· +$2.6M QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$4.5M· 0.6% of total· 0.0% port· 27K sh· — QoQ· Q2 2026
TWO SIGMA INVESTMENTS, LPReduced
Hedge Fund
$2.3M· 0.3% of total· 0.0% port· 13K sh· $-2.3M QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$1.1M· 0.2% of total· 0.0% port· 7K sh· +$652K QoQ· Q2 2026
Squarepoint Ops LLCReduced
Hedge Fund
$589K· 0.1% of total· 0.0% port· 3K sh· $-3.0M QoQ· Q2 2026
MARSHALL WACE, LLPReduced
Hedge Fund
$513K· 0.1% of total· 0.0% port· 3K sh· $-1.8M QoQ· Q2 2026
Man Group plcReduced
Hedge Fund
$237K· 0.0% of total· 0.0% port· 1K sh· $-169K QoQ· Q2 2026
SHAW D E & CO INCReduced
Hedge Fund
$230K· 0.0% of total· 0.0% port· 1K sh· $-114K QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$43K· 0.0% of total· 0.0% port· 251 sh· $-24K QoQ· Q2 2026
1–10 of 20
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