193 institutional investment managers reported LB positions in their Form 13F filings for Q2 2026, holding 28,451,835 shares worth $2.3B in total. First Manhattan Co. LLC. reported the largest position.

Are funds buying or selling LB?

In Q2 2026, 32 managers opened new LB positions, 71 added, 58 trimmed and 25 sold out. Managers that filed in both quarters added a net 1,240,458 shares.

How current is this LB institutional ownership data?

It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Funds · LB

Who owns LB?

Institutional ownership of LandBridge Corporation from Form 13F, Q2 2026

193 institutional managers reported holding LandBridge Corporation (LB) in Form 13F filings for Q2 2026, with 28,451,835 shares worth $2.3B. The largest reported holder was First Manhattan Co. LLC. Managers that filed both quarters added a net 1,240,458 shares (+4.6%). 32 opened new positions and 25 sold out.

Funds holding: 193
Value held: $2.3B
New / sold out: 32 / 25
Net shares, same filers: +4.6%

Holdings as of June 30, 2026, the end of Q2 2026. Managers have 45 days after a quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

Largest holders of LB

Fund	Value	Share of 13F holdings	Shares	Move
First Manhattan Co. LLC.	$561M	24.9%	7,082,845	Added
Horizon Kinetics Asset Management LLC	$461M	20.5%	5,821,263	Added
FMR LLC	$141M	6.2%	1,775,450	Added
T. Rowe Price Investment Management, Inc.	$101M	4.5%	1,276,671	New
Vanguard Portfolio Management LLC	$100M	4.5%	1,267,116	Added
William Blair Investment Management, LLC	$97.9M	4.3%	1,235,265	Added
Morgan Stanley	$58.0M	2.6%	731,836	Trimmed
Schwartz Investment Counsel Inc	$51.1M	2.3%	644,716	Added
Hood River Capital Management LLC	$47.0M	2.1%	592,619	Trimmed
UBS Group AG	$45.5M	2.0%	573,587	Trimmed
DF Dent & Co Inc	$45.0M	2.0%	567,536	Added
Two Sigma Investments, LP	$41.1M	1.8%	518,850	Trimmed
Cortland Associates Inc	$30.5M	1.4%	384,317	Trimmed
Raymond James Financial Inc	$29.9M	1.3%	376,807	Added
Captrust Financial Advisors	$22.3M	1.0%	281,951	Added
Mad River Investors	$21.2M	0.9%	267,953	Added
Moors & Cabot, Inc.	$19.9M	0.9%	251,704	Added
Ashford Capital Management Inc	$18.6M	0.8%	234,860	Trimmed
One Charles Private Wealth Services, LLC	$17.8M	0.8%	224,152	Trimmed
Wells Fargo & Company	$17.6M	0.8%	222,604	Added
Millennium Management LLC	$16.7M	0.7%	211,305	Added
EagleClaw Capital Managment, LLC	$16.7M	0.7%	210,805	Added
Summit Street Capital Management, LLC	$16.1M	0.7%	203,365	Trimmed
HighTower Advisors, LLC	$11.2M	0.5%	140,912	Trimmed
Tocqueville Asset Management L.p.	$10.2M	0.5%	128,490	Added

Share of 13F holdings is each fund's shares as a share of the 28,451,835 LB shares all 13F filers reported, not of shares outstanding.

Biggest buyers in Q2 2026

T. Rowe Price Investment Management, Inc. New+$101M
FMR LLC Added+$34.9M
William Blair Investment Management, LLC Added+$27.6M
Millennium Management LLC Added+$15.2M
Horizon Kinetics Asset Management LLC Added+$13.0M
Daiwa Securities Group Inc. New+$6.8M
DF Dent & Co Inc Added+$5.5M
Goldman Sachs Group Inc Added+$4.3M
Schwartz Investment Counsel Inc Added+$4.1M
JPMorgan Chase & Co Added+$4.0M

Biggest sellers in Q2 2026

Morgan Stanley Trimmed-$59.0M
Marshall Wace, LLP Trimmed-$35.1M
Citadel Advisors LLC Trimmed-$14.4M
Jane Street Group, LLC Trimmed-$8.6M
Amundi Sold out-$7.0M
Sei Investments Co Trimmed-$5.3M
UBS Group AG Trimmed-$4.7M
Aquatic Capital Management LLC Sold out-$4.1M
Aventail Capital Group, LP Sold out-$2.8M
Hood River Capital Management LLC Trimmed-$2.3M

The change in shares since the quarter before, adjusted for stock splits and priced at the Q2 2026 value per share. Funds bought $278M and sold $177M; 71 added and 58 trimmed.

Schedule 13D and 13G filings on LB

Owners of more than 5% must file within days, so these can be newer than the 13F data.

2026-08-06FMR LLC SCHEDULE 13G filed by LandBridge Company LLCSchedule 13G
2025-07-23HORIZON KINETICS ASSET MANAGEMENT LLC SCHEDULE 13G filed by LandBridge Company LLCSchedule 13G
2025-05-14T. Rowe Price Investment Management, Inc. SCHEDULE 13G filed by LandBridge Company LLCSchedule 13G
2025-03-06MORGAN STANLEY SCHEDULE 13G filed by LandBridge Company LLCSchedule 13G
2025-02-14Hill City Capital, LP SCHEDULE 13G filed by LandBridge Company LLCSchedule 13G

Questions about LB ownership

Who owns LB stock?: 193 institutional investment managers reported LB positions in their Form 13F filings for Q2 2026, holding 28,451,835 shares worth $2.3B in total. First Manhattan Co. LLC. reported the largest position.
Are funds buying or selling LB?: In Q2 2026, 32 managers opened new LB positions, 71 added, 58 trimmed and 25 sold out. Managers that filed in both quarters added a net 1,240,458 shares.
How current is this LB institutional ownership data?: It covers holdings as of the end of Q2 2026. Managers have 45 days after the quarter ends to file Form 13F (by August 14, 2026 for Q2 2026), so positions may have changed since.

From the SEC's Form 13F data sets for Q2 2026: every 13F holdings report, matched to LB by CUSIP. Options are left out. LB news and filings · LB insider trades · Top funds