GREAT LAKES ADVISORS, LLC

Position in OSBC — Old Second Bancorp Inc

CIK 1078013 CHICAGO, IL

Position in OSBC

as of Jun 30, 2026 · filed Aug 10, 2026 Compact

Position Value

$4,755,157

+$763,397 QoQ

Shares Held

203,909

+3.0% QoQ

Ownership

0.401%

of shares outstanding

% of Portfolio

0.04%

of 13F equity value

Holder Rank

#38

of 185 holders

Holding Since

Mar 2023

14 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Financial Services · as of Jun 30, 2026

GREAT LAKES ADVISORS, LLC holds $136,831,475 across 47 Banks - Regional names. OSBC ranks #10 (3.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	TFC	Truist Financial Corp	348,525	$17,363,512
2	HWC	Hancock Whitney Corp	141,648	$10,583,937
3	HOMB	Home Bancshares Inc	264,951	$7,564,350
4	WSFS	Wsfs Financial Corp	74,597	$5,723,827
5	ZION	Zions Bancorporation, National Association /Ut/	81,498	$5,638,846
6	FIBK	First Interstate Bancsystem Inc	146,228	$5,638,551
7	OBK	Origin Bancorp, Inc.	106,913	$5,468,599
8	FRME	First Merchants Corp	116,095	$5,072,189

14 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$4,755,157	203,909	+3.0%	Shares	Other	2026-08-10
2026-03-31	$3,991,760	198,004	+18.3%	Shares	Sole	2026-05-12
2025-12-31	$3,264,007	167,385	0.0%	Shares	Other	2026-02-12
2025-09-30	$2,894,086	167,385	-13.0%	Shares	Other	2025-11-03
2025-06-30	$3,414,274	192,462	-2.8%	Shares	Sole	2025-08-11
2025-03-31	$3,294,586	197,992	+74.3%	Shares	Sole	2025-05-16
2024-12-31	$2,019,682	113,593	0.0%	Shares	Sole	2025-02-10
2024-09-30	$1,770,913	113,593	-42.1%	Shares	Sole	2024-11-04
2024-06-30	$2,903,707	196,064	+6.7%	Shares	Sole	2024-08-06
2024-03-31	$2,543,569	183,784	-0.2%	Shares	Sole	2024-05-08
2023-12-31	$2,843,970	184,195	+6.9%	Shares	Sole	2024-02-08
2023-09-30	$2,345,574	172,342	+148.5%	Shares	Other	2023-11-07
2023-06-30	$905,580	69,340	-31.6%	Shares	Sole	2023-08-10
2023-03-31	$1,424,770	101,335	—	Shares	Sole	2023-05-10
No filing history on record for this holder in this stock.