Skip to main content

Old Second Bancorp Inc

OSBC
Exchange
Nasdaq
Industry
State Commercial Banks
SEC CIK
0000357173

In the last 90 days, Old Second Bancorp Inc insiders filed 0 open-market purchases and 7 sales; 184 institutions reported holding it in 13F filings for Q2 2026, worth $903.3M in total; no superinvestor holds it.

13F holders, Q2 2024

Institutional positions in Old Second Bancorp Inc as of Jun 30, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
153
+5 vs. Q1 2024
Shares held
30.9M
+1.00M (+3.3%) vs. Q1 2024
Total value
$457.4M
+$43.8M (+10.6%) vs. Q1 2024
New holders
23
62 more added
Sold out
18
42 more reduced

3 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting OSBC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2024: 153 institutions
Q1 2021: 101 institutionsQ2 2021: 115 institutionsQ3 2021: 113 institutionsQ4 2021: 129 institutionsQ1 2022: 136 institutionsQ2 2022: 135 institutionsQ3 2022: 133 institutionsQ4 2022: 145 institutionsQ1 2023: 155 institutionsQ2 2023: 134 institutionsQ3 2023: 145 institutionsQ4 2023: 160 institutionsQ1 2024: 151 institutionsQ2 2024: 153 institutionsQ3 2024: 175 institutionsQ4 2024: 180 institutionsQ1 2025: 192 institutionsQ2 2025: 183 institutionsQ3 2025: 197 institutionsQ4 2025: 185 institutionsQ1 2026: 188 institutionsQ2 2026: 184 institutions
Value heldQ2 2024: $457.4M
Q1 2021: $271.1MQ2 2021: $253.5MQ3 2021: $266.1MQ4 2021: $281.7MQ1 2022: $403.8MQ2 2022: $395.2MQ3 2022: $384.5MQ4 2022: $471.2MQ1 2023: $415.0MQ2 2023: $385.5MQ3 2023: $406.8MQ4 2023: $470.4MQ1 2024: $415.0MQ2 2024: $457.4MQ3 2024: $495.0MQ4 2024: $573.9MQ1 2025: $546.2MQ2 2025: $579.1MQ3 2025: $624.4MQ4 2025: $723.9MQ1 2026: $761.2MQ2 2026: $903.3M
Institutions holding OSBC and their total value by quarter
QuarterHoldersValue
Q2 2026184$903.3M
Q1 2026188$761.2M
Q4 2025185$723.9M
Q3 2025197$624.4M
Q2 2025183$579.1M
Q1 2025192$546.2M
Q4 2024180$573.9M
Q3 2024175$495.0M
Q2 2024153$457.4M
Q1 2024151$415.0M
Q4 2023160$470.4M
Q3 2023145$406.8M
Q2 2023134$385.5M
Q1 2023155$415.0M
Q4 2022145$471.2M
Q3 2022133$384.5M
Q2 2022135$395.2M
Q1 2022136$403.8M
Q4 2021129$281.7M
Q3 2021113$266.1M
Q2 2021115$253.5M
Q1 2021101$271.1M

Institutions, Q2 2024

Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q1 2024.

Institutions holding OSBC in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
BlackRock Inc.3,436,814$50.9M0.00%+121,822+3.7%Added
Forum Financial Management, LP2,698,995$40.0M0.72%−27,080−1.0%Reduced
Vanguard Group Inc2,341,920$34.7M0.00%−82,063−3.4%Reduced
Banc Funds Co LLC1,975,688$29.3M3.47%−112,374−5.4%Reduced
FJ Capital Management LLC1,741,181$25.8M2.70%−548,294−23.9%Reduced
Dimensional Fund Advisors LP1,700,810$25.2M0.01%+138,253+8.8%Added
State Street Corp1,187,216$17.6M0.00%+18,538+1.6%Added
Geode Capital Management, LLC1,006,738$14.9M0.00%+51,144+5.4%Added
Manufacturers Life Insurance Company, The991,132$14.7M0.01%−54,037−5.2%Reduced
JPMorgan Chase & Co948,447$14.0M0.00%−70,987−7.0%Reduced
Alliancebernstein L.P.855,612$12.7M0.00%+15,950+1.9%Added
American Century Companies Inc800,187$11.9M0.01%+131,623+19.7%Added
Northern Trust Corp613,745$9.09M0.00%+12,456+2.1%Added
Davis Asset Management, L.P.582,268$8.62M0.39%+582,268New
Stieven Capital Advisors, L.P.526,485$7.80M1.73%−114,499−17.9%Reduced
Goldman Sachs Group Inc501,978$7.43M0.00%+203,329+68.1%Added
Kennedy Capital Management, Inc.453,575$6.72M0.14%−50,568−10.0%Reduced
Wellington Management Group LLP394,200$5.84M0.00%+6,400+1.7%Added
Gator Capital Management, LLC334,700$4.96M2.52%−11,500−3.3%Reduced
Charles Schwab Investment Management Inc332,776$4.93M0.00%−51,173−13.3%Reduced
Jacobs Asset Management, LLC325,000$4.81M3.06%+145,307+80.9%Added
AQR Capital Management LLC307,995$4.56M0.01%+51,652+20.1%Added
Aptus Capital Advisors, LLC248,083$3.67M0.07%+49,350+24.8%Added
Morgan Stanley244,692$3.62M0.00%−21,150−8.0%Reduced
Bridgeway Capital Management, LLC242,022$3.58M0.08%+7,740+3.3%Added
Knights of Columbus Asset Advisors LLC233,903$3.46M0.23%+67,138+40.3%Added
Bank of New York Mellon Corp230,080$3.41M0.00%+13,928+6.4%Added
Renaissance Technologies LLC222,525$3.30M0.01%−52,000−18.9%Reduced
EJF Capital LLC217,871$3.23M2.39%−32,076−12.8%Reduced
Great Lakes Advisors, LLC196,064$2.90M0.03%+12,280+6.7%Added
Boothbay Fund Management, LLC185,988$2.75M0.09%+185,988New
Siena Capital Partners GP, LLC163,038$2.41M0.80%00.0%Unchanged
Assenagon Asset Management S.A.158,213$2.34M0.01%−32,052−16.8%Reduced
Mendon Capital Advisors Corp150,000$2.22M1.41%00.0%Unchanged
RMB Capital Management, LLC150,000$2.22M0.05%00.0%Unchanged
Two Sigma Advisers, LP140,600$2.08M0.00%−1,000−0.7%Reduced
Bank of America Corp138,734$2.05M0.00%+34,964+33.7%Added
State of New Jersey Common Pension Fund D133,036$1.97M0.01%−74,567−35.9%Reduced
First Trust Advisors LP129,116$1.91M0.00%−6,802−5.0%Reduced
Russell Investments Group, Ltd.126,413$1.87M0.00%+39,626+45.7%Added
Two Sigma Investments, LP120,554$1.79M0.00%+13,179+12.3%Added
PMC FIG Opportunities LLC114,012$1.69M2.55%+114,012New
Brandywine Global Investment Management, LLC113,834$1.69M0.01%−5,462−4.6%Reduced
Invesco Ltd.110,110$1.63M0.00%+2,833+2.6%Added
Empowered Funds, LLC109,419$1.62M0.03%+7,740+7.6%Added
Millennium Management LLC108,102$1.60M0.00%+108,102New
Fisher Asset Management, LLC108,023$1.60M0.00%−8,821−7.5%Reduced
D. E. Shaw & Co., Inc.97,912$1.45M0.00%+83,138+562.7%Added
Nuveen Asset Management, LLC97,703$1.45M0.00%+6,720+7.4%Added
Fairhaven Wealth Management, LLC94,500$1.40M0.46%00.0%Unchanged
UBS Asset Management Americas Inc88,696$1.31M0.00%+52,629+145.9%Added
Thrivent Financial for Lutherans88,237$1.31M0.00%−534−0.6%Reduced
Swiss National Bank88,000$1.30M0.00%00.0%Unchanged
MSH Capital Advisors LLC84,826$1.26M0.42%00.0%Unchanged
Campbell & CO Investment Adviser LLC73,262$1.09M0.09%+3,950+5.7%Added
Rhumbline Advisers73,155$1.08M0.00%+1,923+2.7%Added
Atom Investors LP69,618$1.03M0.10%−23,014−24.8%Reduced
Barclays PLC64,305$952.4K0.00%−27,099−29.6%Reduced
Los Angeles Capital Management LLC60,759$899.8K0.00%−9,300−13.3%Reduced
Citadel Advisors LLC57,433$850.6K0.00%+16,602+40.7%Added
Rafferty Asset Management, LLC56,444$835.9K0.00%+13,816+32.4%Added
Wealth Enhancement Advisory Services, LLC56,117$831.1K0.00%−15,476−21.6%Reduced
Citigroup Inc55,202$817.5K0.00%+5,094+10.2%Added
HighTower Advisors, LLC52,097$773.0K0.00%+8,148+18.5%Added
Deerfield Management Company, L.P. (Series C)51,219$758.6K0.01%+51,219New
Hunter Perkins Capital Management, LLC51,085$757.0K0.16%+12,485+32.3%Added
Black Maple Capital Management LP50,436$747.0K0.55%00.0%Unchanged
Jane Street Group, LLC49,613$734.8K0.00%+49,613New
Legal & General Group Plc49,474$732.7K0.00%+5,046+11.4%Added
Ameriprise Financial Inc48,449$717.5K0.00%+31,468+185.3%Added
Graham Capital Wealth Management, LLC47,019$696.3K0.94%+47,019New
Teacher Retirement System of Texas45,999$681.0K0.00%+9,798+27.1%Added
California State Teachers Retirement System43,608$645.8K0.00%−969−2.2%Reduced
Qube Research & Technologies Ltd43,554$645.0K0.00%+8,482+24.2%Added
Arrowstreet Capital, Limited Partnership40,913$606.0K0.00%+40,913New
Janus Henderson Group PLC38,439$569.2K0.00%−2,124−5.2%Reduced
Raymond James & Associates31,601$468.0K0.00%+9,677+44.1%Added
Allspring Global Investments Holdings, LLC30,998$459.1K0.00%+24,515+378.1%Added
Creative Planning29,597$438.3K0.00%+6,639+28.9%Added
Principal Financial Group Inc28,930$428.5K0.00%+2,462+9.3%Added
UBS Group AG28,091$416.0K0.00%−22,933−44.9%Reduced
Rothschild Investment LLC28,020$415.0K0.03%+100.0%Added
MetLife Investment Management25,506$377.7K0.00%+6,418+33.6%Added
Royal Bank of Canada25,270$374.0K0.00%+3,076+13.9%Added
Alps Advisors Inc25,246$373.9K0.00%−131−0.5%Reduced
Connor, Clark & Lunn Investment Management Ltd.25,131$372.2K0.00%+25,131New
Advisor Group Holdings, Inc.24,233$358.9K0.00%+11,882+96.2%Added
Corebridge Financial, Inc.23,442$347.2K0.00%+23,442New
Mirae Asset Global ETFs Holdings Ltd.22,778$337.3K0.00%+22,778New
Semanteon Capital Management, LP22,075$326.9K0.23%−1,150−5.0%Reduced
Wells Fargo & Company20,933$310.0K0.00%+3,821+22.3%Added
Deutsche Bank AG20,685$306.3K0.00%−390−1.9%Reduced
David Loasby20,210$302.5K0.03%00.0%Unchanged
HGK Asset Management Inc19,797$293.2K0.06%+19,797New
Price T Rowe Associates Inc18,972$282.0K0.00%+1,340+7.6%Added
Sentinel Trust Co Lba18,860$279.0K0.03%00.0%Unchanged
Public Employees Retirement Association of Colorado18,638$276.0K0.00%−1,305−6.5%Reduced
Blair William & Co18,610$275.6K0.00%+7,525+67.9%Added
Lakewood Asset Management LLC18,339$271.6K0.19%+435+2.4%Added
SG Americas Securities, LLC17,522$260.0K0.00%+17,522New