BLAIR WILLIAM & CO/IL

Position in OKLO — Oklo Inc.

CIK 902367 CHICAGO, IL

Position in OKLO

as of Jun 30, 2026 · filed Aug 11, 2026 Compact

Position Value

$4,147,989

+$1,597,576 QoQ

Shares Held

79,266

+54.1% QoQ

Ownership

0.043%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

#93

of 665 holders

Holding Since

Jun 2025

5 quarters on record

Voting authority Sole 90% Shared 0% None 10%

Utilities · as of Jun 30, 2026

BLAIR WILLIAM & CO/IL holds $29,807,037 across 5 Utilities - Independent Power Producers names. OKLO ranks #2 (13.9% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CEG	Constellation Energy Corp	82,871	$20,582,670
2	OKLO	Oklo Inc. This page	79,266	$4,147,989
3	VST	Vistra Corp.	19,088	$3,027,929
4	TLN	Talen Energy Corp	3,078	$1,182,752
5	NRG	Nrg Energy, Inc.	5,927	$865,697

5 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$4,147,989	79,266	+54.1%	Shares	Sole	2026-08-11
2026-03-31	$2,550,413	51,430	-16.9%	Shares	Sole	2026-05-08
2025-12-31	$4,441,656	61,896	-0.5%	Shares	Sole	2026-02-17
2025-09-30	$6,946,623	62,229	+49.8%	Shares	Sole	2025-11-12
2025-06-30	$2,325,824	41,540	—	Shares	Sole	2025-07-24
No filing history on record for this holder in this stock.