BROWN BROTHERS HARRIMAN & CO

Position in OKLO — Oklo Inc.

CIK 14661 NEW YORK, NY

Position in OKLO

as of Jun 30, 2026 · filed Aug 12, 2026 Compact

Position Value

$63,894

+$22,090 QoQ

Shares Held

1,221

+44.8% QoQ

Ownership

0.001%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#466

of 665 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Utilities · as of Jun 30, 2026

BROWN BROTHERS HARRIMAN & CO holds $3,705,965 across 6 Utilities - Independent Power Producers names. OKLO ranks #6 (1.7% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	VST	Vistra Corp.	9,128	$1,447,974
2	CEG	Constellation Energy Corp	4,986	$1,238,372
3	NRG	Nrg Energy, Inc.	4,187	$611,553
4	TLN	Talen Energy Corp	456	$175,222
5	DGXX	Digi Power X Inc.	31,000	$168,950
6	OKLO	Oklo Inc. This page	1,221	$63,894

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$63,894	1,221	+44.8%	Shares	Sole	2026-08-12
2026-03-31	$41,804	843	+8330.0%	Shares	Sole	2026-05-14
2025-12-31	$717	10	—	Shares	Sole	2026-02-12
No filing history on record for this holder in this stock.