Mariner
GRFS

Mariner’s Grifois GRFS Stock Holding History

Mariner’s Portfolio GRFS Stock Details GRFS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1M Buy
125,151
+27,824
+29% +$245K ﹤0.01% 1969
2025
Q4 		$910K Sell
97,327
-8,441
-8% -$76.8K ﹤0.01% 2010
2025
Q3 		$1.05M Buy
105,768
+5,036
+5% +$50.3K ﹤0.01% 1864
2025
Q2 		$911K Buy
100,732
+15,680
+18% +$123K ﹤0.01% 1865
2025
Q1 		$605K Sell
85,052
-34,420
-29% -$260K ﹤0.01% 2054
2024
Q4 		$889K Buy
119,472
+94,706
+382% +$791K ﹤0.01% 1743
2024
Q3 		$220K Buy
24,766
+7,185
+41% +$58.5K ﹤0.01% 2856
2024
Q2 		$111K Buy
17,581
+3,783
+27% +$26.3K ﹤0.01% 2938
2024
Q1 		$92.2K Sell
13,798
-21,971
-61% -$172K ﹤0.01% 2947
2023
Q4 		$413K Sell
35,769
-784
-2% -$7.3K ﹤0.01% 2083
2023
Q3 		$334K Buy
36,553
+2,460
+7% +$24K ﹤0.01% 2065
2023
Q2 		$312K Buy
34,093
+7,375
+28% +$60.9K ﹤0.01% 2089
2023
Q1 		$197K Buy
26,718
+9,228
+53% +$80K ﹤0.01% 2422
2022
Q4 		$149K Buy
17,490
+1,684
+11% +$12.3K ﹤0.01% 2429
2022
Q3 		$97K Buy
+15,806
New +$141K ﹤0.01% 2212
2021
Q1 		– Sell
-39,861
Closed -$735K – 869
2020
Q4 		$735K Buy
+39,861
New +$739K 0.01% 621
2019
Q4 		– Sell
-22,923
Closed -$459K – 705
2019
Q3 		$459K Sell
22,923
-821
-3% -$17.6K 0.01% 612
2019
Q2 		$501K Sell
23,744
-670
-3% -$12.8K 0.01% 727
2019
Q1 		$491K Buy
+24,414
New +$466K 0.01% 667
2016
Q2 		– Sell
-18,172
Closed -$281K – 560
2016
Q1 		$281K Buy
+18,172
New +$275K 0.02% 406

Other funds holding GRFS

BIP
Brandes Investment Partners La Jolla, California $14.1B AUM 25.52% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
PIP
Permian Investment Partners Dallas, Texas $905M AUM 13.43% 1-Year Est. Return
BCIM
Black Creek Investment Management Toronto, Ontario, Canada $1.86B AUM 15.33% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
AC
Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Mariner's GRFS Position: Q1 2026 in Review

Mariner increased its Grifois (GRFS) stake by 29% in Q1 2026, buying an estimated $245K and bringing the position to 125,151 shares worth $1M. The position accounts for ﹤0.01% of the portfolio, ranked #1969.

Mariner first reported a position in GRFS in Q1 2016 and has held it in 20 quarters since. The position peaked at $1.05M in Q3 2025. 184 funds tracked by Wall St. Rank hold GRFS as of Q1 2026.

  • Mariner held 125,151 shares of Grifois worth $1M as of Q1 2026.
  • Mariner bought 27,824 Grifois shares in Q1 2026, an estimated $245K.
  • Grifois made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1969 holding.
  • Mariner first reported a position in Grifois in Q1 2016 and has held it in 20 quarters since.
  • Mariner's Grifois position peaked at $1.05M in Q3 2025.
  • 184 funds tracked by Wall St. Rank held Grifois as of Q1 2026.

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