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Portolan Capital Management’s Gulfport Energy Corp GPOR Stock Holding History

Portolan Capital Management’s Portfolio GPOR Stock Details GPOR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-43,376
Closed -$8.73M – 134
2025
Q2 		$8.73M Buy
43,376
+2,888
+7% +$538K 0.55% 59
2025
Q1 		$7.46M Buy
+40,488
New +$7.35M 0.57% 58
2022
Q3 		– Sell
-88,132
Closed -$7.01M – 138
2022
Q2 		$7.01M Buy
88,132
+73,299
+494% +$6.8M 0.71% 57
2022
Q1 		$1.33M Buy
+14,833
New +$1.07M 0.11% 125
2021
Q4 		– Sell
-87,228
Closed -$7.17M – 141
2021
Q3 		$7.17M Buy
+87,228
New +$6.07M 0.52% 71

Other funds holding GPOR

SPC
Silver Point Capital Greenwich, Connecticut $1.1B AUM 20.71% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $167B AUM 44.17% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Macquarie Group
Macquarie Group Sydney, NSW 2000, Australia $23.2B AUM 40.19% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return

Portolan Capital Management's GPOR Position: Q3 2025 in Review

Portolan Capital Management sold out of Gulfport Energy Corp (GPOR) in Q3 2025, closing a stake of 43,376 shares — an estimated $8.73M sold.

Portolan Capital Management first reported a position in GPOR in Q3 2021 and held it in 5 quarters. The position peaked at $8.73M in Q2 2025. 294 funds tracked by Wall St. Rank hold GPOR as of Q3 2025.

  • Portolan Capital Management reported no remaining Gulfport Energy Corp position as of Q3 2025 after selling out during the quarter.
  • Portolan Capital Management sold 43,376 Gulfport Energy Corp shares in Q3 2025, an estimated $8.73M.
  • Portolan Capital Management first reported a position in Gulfport Energy Corp in Q3 2021 and held it in 5 quarters.
  • Portolan Capital Management's Gulfport Energy Corp position peaked at $8.73M in Q2 2025.
  • 294 funds tracked by Wall St. Rank held Gulfport Energy Corp as of Q3 2025.

Based on Portolan Capital Management's 13F filing for Q3 2025, filed 13 Nov 2025.