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Livermore
Livermore
ZHEN

Mackay Shields LLC

SEC CIK
0000061227
Latest filing
Jul 28, 2026

GPOR holding history

Gulfport Energy Corp in every 13F filed by Mackay Shields LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

GPOR overviewAll 13F holders of GPORFull Q2 2026 holdings

Shares (Q2 2026)
97,512
Value
$16.5M
% of portfolio
0.6%
Quarters held
21
Since Q2 2021
Holdings of GPOR by Mackay Shields LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 202697,512$16.5M0.6%−1,080−1.1%ReducedHolders
Q1 202698,592$20.9M0.8%−10,000−9.2%ReducedHolders
Q4 2025108,592$22.6M0.8%−22,364−17.1%ReducedHolders
Q3 2025130,956$23.7M0.8%+115,668+756.6%AddedHolders
Q2 202515,288$3.08M0.1%−41,494−73.1%ReducedHolders
Q1 202556,782$10.5M0.3%+37,100+188.5%AddedHolders
Q4 202419,682$3.63M0.1%−179,003−90.1%ReducedHolders
Q3 2024198,685$30.1M0.8%−76,159−27.7%ReducedHolders
Q2 2024274,844$41.5M1.3%−547,777−66.6%ReducedHolders
Q1 2024822,621$132.0M3.7%−243,742−22.9%ReducedHolders
Q4 20231,066,363$142.0M4.1%−366,878−25.6%ReducedHolders
Q3 20231,433,241$186.4M5.1%−169,829−10.6%ReducedHolders
Q2 20231,603,070$168.4M4.7%−499,720−23.8%ReducedHolders
Q1 20232,102,790$168.2M4.6%−42,698−2.0%ReducedHolders
Q4 20222,145,488$158.0M4.0%−3,600−0.2%ReducedHolders
Q3 20222,149,088$189.7M4.8%−26,612−1.2%ReducedHolders
Q2 20222,175,700$173.0M4.2%−66,213−3.0%ReducedHolders
Q1 20222,241,913$201.4M1.8%+67,654+3.1%AddedHolders
Q4 20212,174,259$156.6M1.3%−37,910−1.7%ReducedHolders
Q3 20212,212,169$181.9M1.7%−24,895−1.1%ReducedHolders
Q2 20212,237,064$144.7M1.4%+2,237,064NewHolders