HM PAYSON & CO

Position in OKLO — Oklo Inc.

CIK 928052 PORTLAND, ME

Position in OKLO

as of Jun 30, 2026 · filed Jul 17, 2026 Compact

Position Value

$1,046

+$352 QoQ

Shares Held

+42.9% QoQ

Ownership

0.000%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

#631

of 665 holders

Holding Since

Sep 2025

4 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Utilities · as of Jun 30, 2026

HM PAYSON & CO holds $1,545,165 across 4 Utilities - Independent Power Producers names. OKLO ranks #4 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CEG	Constellation Energy Corp	5,328	$1,323,314
2	VST	Vistra Corp.	1,375	$218,116
3	TLN	Talen Energy Corp	7	$2,689
4	OKLO	Oklo Inc. This page	20	$1,046

4 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$1,046	20	+42.9%	Shares	Sole	2026-07-17
2026-03-31	$694	14	-95.4%	Shares	Sole	2026-04-13
2025-12-31	$21,743	303	+51.5%	Shares	Sole	2026-02-12
2025-09-30	$22,326	200	—	Shares	Sole	2025-10-17
No filing history on record for this holder in this stock.