RHUMBLINE ADVISERS

Position in HNRG — Hallador Energy Co

CIK 1115418 BOSTON, MA

Position in HNRG

as of Mar 31, 2026 · filed May 12, 2026 Compact

Position Value

$654,244

-$80,014 QoQ

Shares Held

40,187

+4.2% QoQ

Ownership

0.085%

of shares outstanding

% of Portfolio

0.00%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

13 quarters on record

Voting authority Sole 22.915370642247492.ToString("F0")% Shared 0.ToString("F0")% None 77.0846293577525.ToString("F0")%

Utilities · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $337,199,780 across 7 Utilities - Independent Power Producers names. HNRG ranks #6 (0.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	CEG	Constellation Energy Corp	510,079	$142,439,560
2	VST	Vistra Corp.	598,381	$89,954,615
3	NRG	Nrg Energy, Inc.	401,104	$58,617,338
4	TLN	Talen Energy Corp	115,856	$36,984,710
5	OKLO	Oklo Inc.	172,396	$8,549,117
6	HNRG	Hallador Energy Co This page	40,187	$654,244
7	TAC	Transalta Corp	15	$196

13 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$654,244	40,187	+4.2%	Shares	Sole	2026-05-12
2025-12-31	$734,258	38,564	-15.1%	Shares	Sole	2026-02-13
2025-09-30	$888,849	45,419	-0.7%	Shares	Sole	2025-11-06
2025-06-30	$724,064	45,740	+21.6%	Shares	Sole	2025-08-12
2025-03-31	$461,813	37,607	+2.5%	Shares	Sole	2025-05-29
2024-12-31	$419,894	36,672	+3.0%	Shares	Sole	2025-05-29
2024-09-30	$335,745	35,604	-5.7%	Shares	Sole	2024-11-12
2024-06-30	$293,371	37,757	+16.1%	Shares	Sole	2024-08-01
2024-03-31	$173,310	32,516	+2.0%	Shares	Sole	2024-05-09
2023-12-31	$281,916	31,891	+7.8%	Shares	Sole	2024-02-08
2023-09-30	$426,514	29,578	+3.8%	Shares	Sole	2023-11-09
2023-06-30	$244,185	28,493	-42.0%	Shares	Sole	2023-08-08
2020-03-31	$46,616	49,122	—	Shares	Sole	2020-05-06
No filing history on record for this holder in this stock.