Mariner
WBD icon

Mariner’s Warner Bros WBD Stock Holding History

Mariner’s Portfolio WBD Stock Details WBD Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$15.8M Buy
593,506
+266,898
+82% +$7.22M 0.02% 560
2026
Q1 		$8.95M Sell
326,608
-13,882
-4% -$389K 0.01% 796
2025
Q4 		$9.81M Sell
340,490
-149,394
-30% -$3.49M 0.01% 712
2025
Q3 		$9.51M Buy
489,884
+59,733
+14% +$814K 0.01% 664
2025
Q2 		$4.93M Sell
430,151
-37,316
-8% -$348K 0.01% 859
2025
Q1 		$5.01M Sell
467,467
-44,681
-9% -$467K 0.01% 818
2024
Q4 		$5.41M Sell
512,148
-192,842
-27% -$1.79M 0.01% 768
2024
Q3 		$5.82M Buy
704,990
+10,457
+2% +$81.7K 0.01% 727
2024
Q2 		$5.17M Sell
694,533
-909
-0.1% -$7.28K 0.01% 713
2024
Q1 		$6.06M Sell
695,442
-64,480
-8% -$621K 0.01% 659
2023
Q4 		$8.65M Sell
759,922
-9,147
-1% -$98.7K 0.02% 520
2023
Q3 		$8.35M Sell
769,069
-28,431
-4% -$355K 0.02% 487
2023
Q2 		$10M Sell
797,500
-9,448
-1% -$123K 0.03% 444
2023
Q1 		$12.2M Buy
806,948
+448,429
+125% +$6.38M 0.04% 378
2022
Q4 		$3.4M Sell
358,519
-4,985
-1% -$56.3K 0.01% 726
2022
Q3 		$4.18M Buy
363,504
+55,484
+18% +$754K 0.02% 560
2022
Q2 		$4.13M Buy
+308,020
New +$5.71M 0.02% 537
2021
Q1 		– Sell
-10,732
Closed -$323K – 890
2020
Q4 		$323K Buy
+10,732
New +$263K ﹤0.01% 744
2020
Q3 		– Sell
-10,472
Closed -$221K – 755
2020
Q2 		$221K Buy
+10,472
New +$226K ﹤0.01% 710

Other funds holding WBD

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $16.4B AUM 55.44% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Mariner's WBD Position: Q2 2026 in Review

Mariner increased its Warner Bros (WBD) stake by 82% in Q2 2026, buying an estimated $7.22M and bringing the position to 593,506 shares worth $15.8M. The position accounts for 0.02% of the portfolio, ranked #560.

Mariner first reported a position in WBD in Q2 2020 and has held it in 19 quarters since. 1,312 funds tracked by Wall St. Rank hold WBD as of Q2 2026.

  • Mariner held 593,506 shares of Warner Bros worth $15.8M as of Q2 2026.
  • Mariner bought 266,898 Warner Bros shares in Q2 2026, an estimated $7.22M.
  • Warner Bros made up 0.02% of Mariner's portfolio in Q2 2026, its #560 holding.
  • Mariner first reported a position in Warner Bros in Q2 2020 and has held it in 19 quarters since.
  • 1,312 funds tracked by Wall St. Rank held Warner Bros as of Q2 2026.

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