Mariner
ARM icon

Mariner’s Arm ARM Stock Holding History

Mariner’s Portfolio ARM Stock Details ARM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$5.01M Buy
33,102
+8,492
+35% +$1.03M 0.01% 1053
2025
Q4 		$2.69M Sell
24,610
-764
-3% -$111K ﹤0.01% 1333
2025
Q3 		$3.59M Sell
25,374
-1,864
-7% -$271K ﹤0.01% 1089
2025
Q2 		$4.41M Buy
27,238
+536
+2% +$66.5K 0.01% 924
2025
Q1 		$2.85M Buy
26,702
+4,539
+20% +$633K ﹤0.01% 1049
2024
Q4 		$2.73M Buy
22,163
+562
+3% +$79.2K ﹤0.01% 1052
2024
Q3 		$3.09M Buy
21,601
+4,160
+24% +$591K 0.01% 977
2024
Q2 		$2.85M Buy
17,441
+5,121
+42% +$637K 0.01% 937
2024
Q1 		$1.54M Buy
+12,320
New +$1.31M ﹤0.01% 1243

Other funds holding ARM

DZ Bank
DZ Bank Frankfurt Am Main, Germany $113B AUM 36.92% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Schroder Investment Management Group
Schroder Investment Management Group London, United Kingdom $122B AUM 29.27% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $133B AUM 72.99% 1-Year Est. Return
SGA
Sustainable Growth Advisers Stamford, Connecticut $10.6B AUM 2.6% 1-Year Est. Return
AI
Alphabet Inc Mountain View, California $4.02B AUM 215.74% 1-Year Est. Return
ACM
Altimeter Capital Management Boston, Massachusetts $5.7B AUM 36.74% 1-Year Est. Return

Mariner's ARM Position: Q1 2026 in Review

Mariner increased its Arm (ARM) stake by 35% in Q1 2026, buying an estimated $1.03M and bringing the position to 33,102 shares worth $5.01M. The position accounts for 0.01% of the portfolio, ranked #1053.

Mariner first reported a position in ARM in Q1 2024 and has held it in 9 quarters since. 742 funds tracked by Wall St. Rank hold ARM as of Q1 2026.

  • Mariner held 33,102 shares of Arm worth $5.01M as of Q1 2026.
  • Mariner bought 8,492 Arm shares in Q1 2026, an estimated $1.03M.
  • Arm made up 0.01% of Mariner's portfolio in Q1 2026, its #1053 holding.
  • Mariner first reported a position in Arm in Q1 2024 and has held it in 9 quarters since.
  • 742 funds tracked by Wall St. Rank held Arm as of Q1 2026.

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