Mariner
LBRDK icon

Mariner’s Liberty Broadband Class C LBRDK Stock Holding History

Mariner’s Portfolio LBRDK Stock Details LBRDK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.68M Buy
33,414
+24,072
+258% +$1.21M ﹤0.01% 1623
2025
Q4 		$454K Buy
9,342
+2,384
+34% +$124K ﹤0.01% 2502
2025
Q3 		$442K Buy
6,958
+226
+3% +$15.8K ﹤0.01% 2531
2025
Q2 		$662K Buy
6,732
+791
+13% +$70.9K ﹤0.01% 2112
2025
Q1 		$505K Buy
5,941
+695
+13% +$55.9K ﹤0.01% 2200
2024
Q4 		$392K Buy
5,246
+7
+0.1% +$584 ﹤0.01% 2381
2024
Q3 		$405K Buy
5,239
+664
+15% +$41K ﹤0.01% 2314
2024
Q2 		$251K Sell
4,575
-294
-6% -$15.2K ﹤0.01% 2591
2024
Q1 		$279K Sell
4,869
-2,182
-31% -$144K ﹤0.01% 2503
2023
Q4 		$568K Sell
7,051
-3,633
-34% -$305K ﹤0.01% 1861
2023
Q3 		$976K Buy
10,684
+100
+0.9% +$8.92K ﹤0.01% 1335
2023
Q2 		$848K Sell
10,584
-2,053
-16% -$159K ﹤0.01% 1398
2023
Q1 		$1.03M Sell
12,637
-1,002
-7% -$86.5K ﹤0.01% 1255
2022
Q4 		$1.04M Sell
13,639
-1,162
-8% -$94.5K ﹤0.01% 1217
2022
Q3 		$1.09M Buy
14,801
+1,800
+14% +$191K ﹤0.01% 1011
2022
Q2 		$1.5M Buy
13,001
+2,288
+21% +$279K 0.01% 789
2022
Q1 		$1.45M Buy
+10,713
New +$1.56M 0.01% 823
2019
Q3 		– Sell
-2,535
Closed -$264K – 886
2019
Q2 		$264K Sell
2,535
-10
-0.4% -$986 ﹤0.01% 931
2019
Q1 		$233K Buy
+2,545
New +$217K ﹤0.01% 910
2016
Q2 		– Sell
-29,800
Closed -$1.73M – 565
2016
Q1 		$1.73M Buy
+29,800
New +$1.5M 0.1% 178

Other funds holding LBRDK

Eagle Capital Management (New York)
Eagle Capital Management (New York) New York $29.8B AUM 12.13% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
FPA
First Pacific Advisors El Segundo, California $7.14B AUM 21.51% 1-Year Est. Return
HI
HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return
Harris Associates
Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
PCM
Pentwater Capital Management Naples, Florida $19.3B AUM 58.13% 1-Year Est. Return
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Mariner's LBRDK Position: Q1 2026 in Review

Mariner increased its Liberty Broadband Class C (LBRDK) stake by 258% in Q1 2026, buying an estimated $1.21M and bringing the position to 33,414 shares worth $1.68M. The position accounts for ﹤0.01% of the portfolio, ranked #1623.

Mariner first reported a position in LBRDK in Q1 2016 and has held it in 20 quarters since. The position peaked at $1.73M in Q1 2016. 382 funds tracked by Wall St. Rank hold LBRDK as of Q1 2026.

  • Mariner held 33,414 shares of Liberty Broadband Class C worth $1.68M as of Q1 2026.
  • Mariner bought 24,072 Liberty Broadband Class C shares in Q1 2026, an estimated $1.21M.
  • Liberty Broadband Class C made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #1623 holding.
  • Mariner first reported a position in Liberty Broadband Class C in Q1 2016 and has held it in 20 quarters since.
  • Mariner's Liberty Broadband Class C position peaked at $1.73M in Q1 2016.
  • 382 funds tracked by Wall St. Rank held Liberty Broadband Class C as of Q1 2026.

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