Mariner
RBLX icon

Mariner’s Roblox RBLX Stock Holding History

Mariner’s Portfolio RBLX Stock Details RBLX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$18.9M Buy
347,237
+79,913
+30% +$3.98M 0.02% 481
2026
Q1 		$15.1M Sell
267,324
-7,462
-3% -$501K 0.02% 570
2025
Q4 		$22.3M Buy
274,786
+49,140
+22% +$5.22M 0.03% 420
2025
Q3 		$31.3M Sell
225,646
-84,937
-27% -$10.6M 0.04% 331
2025
Q2 		$32.7M Buy
310,583
+206,565
+199% +$16.2M 0.05% 306
2025
Q1 		$6.06M Buy
104,018
+24,767
+31% +$1.56M 0.01% 744
2024
Q4 		$4.59M Buy
79,251
+13,571
+21% +$683K 0.01% 836
2024
Q3 		$2.91M Buy
65,680
+13,393
+26% +$559K 0.01% 1011
2024
Q2 		$1.95M Sell
52,287
-7,363
-12% -$262K ﹤0.01% 1124
2024
Q1 		$2.28M Buy
59,650
+1,259
+2% +$51.1K ﹤0.01% 1048
2023
Q4 		$2.67M Buy
58,391
+8,153
+16% +$301K 0.01% 929
2023
Q3 		$1.45M Buy
50,238
+4,848
+11% +$161K ﹤0.01% 1132
2023
Q2 		$1.83M Buy
45,390
+9,815
+28% +$394K ﹤0.01% 1010
2023
Q1 		$1.6M Buy
35,575
+9,715
+38% +$371K ﹤0.01% 1055
2022
Q4 		$737K Buy
25,860
+10,919
+73% +$384K ﹤0.01% 1397
2022
Q3 		$535K Buy
+14,941
New +$618K ﹤0.01% 1379

Other funds holding RBLX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
IC
IEQ Capital Foster City, California $21.7B AUM 77.3% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

Mariner's RBLX Position: Q2 2026 in Review

Mariner increased its Roblox (RBLX) stake by 30% in Q2 2026, buying an estimated $3.98M and bringing the position to 347,237 shares worth $18.9M. The position accounts for 0.02% of the portfolio, ranked #481.

Mariner first reported a position in RBLX in Q3 2022 and has held it in 16 quarters since. The position peaked at $32.7M in Q2 2025. 789 funds tracked by Wall St. Rank hold RBLX as of Q2 2026.

  • Mariner held 347,237 shares of Roblox worth $18.9M as of Q2 2026.
  • Mariner bought 79,913 Roblox shares in Q2 2026, an estimated $3.98M.
  • Roblox made up 0.02% of Mariner's portfolio in Q2 2026, its #481 holding.
  • Mariner first reported a position in Roblox in Q3 2022 and has held it in 16 quarters since.
  • Mariner's Roblox position peaked at $32.7M in Q2 2025.
  • 789 funds tracked by Wall St. Rank held Roblox as of Q2 2026.

Based on Mariner's 13F filing for Q2 2026, filed 13 Aug 2026.