GILDER GAGNON HOWE & CO LLC

Position in TBN — Tamboran Resources Corp

CIK 902464 New York, NY

Position in TBN

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$42,044,739

+$20,406,474 QoQ

Shares Held

841,063

+5.8% QoQ

Ownership

2.97%

of shares outstanding

% of Portfolio

0.51%

of 13F equity value

Holder Rank

of 58 holders

Holding Since

Sep 2025

3 quarters on record

Voting authority Sole 0.ToString("F0")% Shared 0.ToString("F0")% None 100.ToString("F0")%

Energy · as of Mar 31, 2026

GILDER GAGNON HOWE & CO LLC holds $60,142,878 across 5 Oil & Gas E&P names. TBN ranks #1 (69.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TBN	Tamboran Resources Corp This page	841,063	$42,044,739
2	MGY	Magnolia Oil & Gas Corp	486,526	$15,359,625
3	APA	APA Corp	30,949	$1,313,475
4	EXE	EXPAND ENERGY Corp	10,378	$1,139,296
5	EQT	EQT Corp	4,490	$285,743

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$42,044,739	841,063	+5.8%	Shares	Sole	2026-05-15
2025-12-31	$21,638,265	794,648	+182.1%	Shares	Sole	2026-02-17
2025-09-30	$7,711,741	281,656	—	Shares	Sole	2025-11-14
No filing history on record for this holder in this stock.