Family Management’s LandBridge Co LB Stock Holding History

Family Management’s Portfolio LB Stock Details LB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-4,834	Closed	-$258K	–	325
2025 Q3	$258K	Sell	4,834 -12,265	-72%	-$676K	0.04%	176
2025 Q2	$1.16M	Buy	17,099 +717	+4%	+$51.7K	0.17%	92
2025 Q1	$1.18M	Hold	16,382	–	–	0.19%	83
2024 Q4	$1.06M	Buy	+16,382	New	+$984K	0.17%	88

Other funds holding LB

First Manhattan New York $39.2B AUM 21.04% 1-Year Est. Return

HKAM

Horizon Kinetics Asset Management New York $8.82B AUM 23.05% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

William Blair Investment Management Chicago, Illinois $33.3B AUM 44.76% 1-Year Est. Return

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $13.8B AUM 163.97% 1-Year Est. Return

SIC

Schwartz Investment Counsel Plymouth, Michigan $3.01B AUM 27.22% 1-Year Est. Return

DDC

DF Dent & Co Baltimore, Maryland $5.27B AUM 7.89% 1-Year Est. Return

Cortland Associates St Louis, Missouri $692M AUM 5% 1-Year Est. Return

Family Management's LB Position: Q4 2025 in Review

Family Management sold out of LandBridge Co (LB) in Q4 2025, closing a stake of 4,834 shares — an estimated $258K sold.

Family Management first reported a position in LB in Q4 2024 and held it in 4 quarters. The position peaked at $1.18M in Q1 2025. 150 funds tracked by Wall St. Rank hold LB as of Q4 2025.

Family Management reported no remaining LandBridge Co position as of Q4 2025 after selling out during the quarter.
Family Management sold 4,834 LandBridge Co shares in Q4 2025, an estimated $258K.
Family Management first reported a position in LandBridge Co in Q4 2024 and held it in 4 quarters.
Family Management's LandBridge Co position peaked at $1.18M in Q1 2025.
150 funds tracked by Wall St. Rank held LandBridge Co as of Q4 2025.

Based on Family Management's 13F filing for Q4 2025, filed 17 Feb 2026.