Water Island Capital’s Liberty Broadband Class C LBRDK Stock Holding History

Water Island Capital’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
2025 Q4	–	Sell	-35,810	Closed	-$2.28M	–	109
2025 Q3	$2.28M	Buy	+35,810	New	+$2.5M	0.29%	58
2025 Q2	–	Sell	-37,634	Closed	-$3.2M	–	90
2025 Q1	$3.2M	Buy	37,634 +325	+0.9%	+$26.1K	0.42%	50
2024 Q4	$2.79M	Buy	+37,309	New	+$3.11M	0.3%	52

Other funds holding LBRDK

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Eagle Capital Management (New York) New York $29.8B AUM 12.13% 1-Year Est. Return

HBK Investments Dallas, Texas $9.85B AUM 55.6% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Harris Associates Chicago, Illinois $75B AUM 11.27% 1-Year Est. Return

Norges Bank Oslo, Norway $935B AUM

Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return

FPA

First Pacific Advisors El Segundo, California $7.14B AUM 21.51% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Water Island Capital's LBRDK Position: Q4 2025 in Review

Water Island Capital sold out of Liberty Broadband Class C (LBRDK) in Q4 2025, closing a stake of 35,810 shares — an estimated $2.28M sold.

Water Island Capital first reported a position in LBRDK in Q4 2024 and held it in 3 quarters. The position peaked at $3.2M in Q1 2025. 380 funds tracked by Wall St. Rank hold LBRDK as of Q4 2025.

Water Island Capital reported no remaining Liberty Broadband Class C position as of Q4 2025 after selling out during the quarter.
Water Island Capital sold 35,810 Liberty Broadband Class C shares in Q4 2025, an estimated $2.28M.
Water Island Capital first reported a position in Liberty Broadband Class C in Q4 2024 and held it in 3 quarters.
Water Island Capital's Liberty Broadband Class C position peaked at $3.2M in Q1 2025.
380 funds tracked by Wall St. Rank held Liberty Broadband Class C as of Q4 2025.

Based on Water Island Capital's 13F filing for Q4 2025, filed 17 Feb 2026.