Mariner
GPGI

Mariner’s GPGI Inc GPGI Stock Holding History

Mariner’s Portfolio GPGI Stock Details GPGI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-30,823
Closed -$594K – 3608
2025
Q4 		$594K Sell
30,823
-728
-2% -$14.5K ﹤0.01% 2336
2025
Q3 		$657K Sell
31,551
-2,264
-7% -$39.2K ﹤0.01% 2213
2025
Q2 		$476K Buy
33,815
+3,496
+12% +$42.9K ﹤0.01% 2373
2025
Q1 		$330K Sell
30,319
-40,821
-57% -$501K ﹤0.01% 2541
2024
Q4 		$906K Buy
71,140
+34,779
+96% +$440K ﹤0.01% 1734
2024
Q3 		$423K Sell
36,361
-542
-1% -$4.59K ﹤0.01% 2275
2024
Q2 		$208K Buy
36,903
+1,120
+3% +$6.19K ﹤0.01% 2767
2024
Q1 		$215K Buy
+35,783
New +$161K ﹤0.01% 2710

Other funds holding GPGI

PEA
Platinum Equity Advisors Beverly Hills, California $8.88B AUM 27.09% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return
LWCA
Locust Wood Capital Advisers New York $3.95B AUM 33.1% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
CCM
Corsair Capital Management New York $673M AUM 109.99% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Barrow, Hanley, Mewhinney & Strauss
Barrow, Hanley, Mewhinney & Strauss Dallas, Texas $30.5B AUM 29.95% 1-Year Est. Return

Mariner's GPGI Position: Q1 2026 in Review

Mariner sold out of GPGI Inc (GPGI) in Q1 2026, closing a stake of 30,823 shares — an estimated $594K sold.

Mariner first reported a position in GPGI in Q1 2024 and held it in 8 quarters. The position peaked at $906K in Q4 2024. 203 funds tracked by Wall St. Rank hold GPGI as of Q1 2026.

  • Mariner reported no remaining GPGI Inc position as of Q1 2026 after selling out during the quarter.
  • Mariner sold 30,823 GPGI Inc shares in Q1 2026, an estimated $594K.
  • Mariner first reported a position in GPGI Inc in Q1 2024 and held it in 8 quarters.
  • Mariner's GPGI Inc position peaked at $906K in Q4 2024.
  • 203 funds tracked by Wall St. Rank held GPGI Inc as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.