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, Q4 2021

Institutional positions in Old Second Bancorp Inc as of Dec 31, 2021. 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
129
+17 vs. Q3 2021
Shares held
22.4M
+2.00M (+9.8%) vs. Q3 2021
Total value
$281.7M
+$15.7M (+5.9%) vs. Q3 2021
New holders
24
46 more added
Sold out
7
33 more reduced

1 institution that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2021: 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 holdersQ4 2021: 129 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 heldQ4 2021: $281.7M
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, Q4 2021

Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q3 2021.

Institutions holding OSBC in Q4 2021
InstitutionSharesValue% of portfolioChange in sharesAction
FJ Capital Management LLC2,625,000$33.0M2.77%+461,000+21.3%Added
BlackRock Inc.1,994,301$25.1M0.00%−21,858−1.1%Reduced
Banc Funds Co LLC1,949,456$24.5M1.85%+314,228+19.2%Added
Vanguard Group Inc1,352,942$17.0M0.00%+8,105+0.6%Added
Manufacturers Life Insurance Company, The1,072,386$13.5M0.01%+7,445+0.7%Added
Dimensional Fund Advisors LP890,013$11.2M0.00%−3,028−0.3%Reduced
Renaissance Technologies LLC861,625$10.8M0.01%−10,750−1.2%Reduced
Patriot Financial Partners GP, LP853,664$10.7M2.60%00.0%Unchanged
Stieven Capital Advisors, L.P.833,139$10.5M1.26%+64,176+8.3%Added
Alliancebernstein L.P.642,095$8.08M0.00%+485,204+309.3%Added
State Street Corp553,542$6.97M0.00%+14,004+2.6%Added
Kennedy Capital Management, Inc.537,716$6.77M0.14%−9,963−1.8%Reduced
Brandywine Global Investment Management, LLC477,894$6.02M0.04%−13,000−2.6%Reduced
Victory Capital Management Inc458,856$5.78M0.01%+26,826+6.2%Added
Northern Trust Corp451,471$5.68M0.00%+123,867+37.8%Added
Mendon Capital Advisors Corp450,700$5.67M1.63%+250,700+125.4%Added
Geode Capital Management, LLC442,804$5.57M0.00%−2,502−0.6%Reduced
Russell Investments Group, Ltd.428,370$5.39M0.01%+4,953+1.2%Added
EJF Capital LLC353,464$4.45M0.40%+353,464New
rhino investment partners, Inc334,006$4.21M1.99%+291,006+676.8%Added
Siena Capital Partners GP, LLC271,103$3.41M1.04%+271,103New
Elizabeth Park Capital Advisors, Ltd.232,111$2.92M1.12%+232,111New
Knights of Columbus Asset Advisors LLC202,001$2.54M0.21%+1,567+0.8%Added
State of Wisconsin Investment Board177,747$2.24M0.00%00.0%Unchanged
Wedge Capital Management L L P172,878$2.18M0.03%−13,514−7.3%Reduced
Bank of New York Mellon Corp163,017$2.05M0.00%+23,567+16.9%Added
Two Sigma Advisers, LP157,900$1.99M0.00%−41,200−20.7%Reduced
Two Sigma Investments, LP150,328$1.89M0.00%−44,225−22.7%Reduced
Nuveen Asset Management, LLC147,763$1.79M0.00%−5,194−3.4%Reduced
Bridgeway Capital Management, LLC127,050$1.60M0.03%00.0%Unchanged
Parametric Portfolio Associates LLC126,431$1.59M0.00%−997−0.8%Reduced
Arrowstreet Capital, Limited Partnership124,037$1.56M0.00%+19,662+18.8%Added
American Century Companies Inc110,654$1.39M0.00%+28,531+34.7%Added
River Oaks Capital LLC105,000$1.32M1.22%+105,000New
Fairhaven Wealth Management, LLC100,000$1.26M0.49%−12,500−11.1%Reduced
Forum Financial Management, LP97,055$1.22M0.06%+97,055New
Rothschild & Co Asset Management US Inc.94,372$1.19M0.01%−4,570−4.6%Reduced
Invesco Ltd.90,458$1.14M0.00%−10,442−10.3%Reduced
Boston Partners88,879$1.12M0.00%+14,299+19.2%Added
MSH Capital Advisors LLC84,826$1.07M0.48%+84,826New
Jacobs Levy Equity Management, Inc83,606$1.05M0.01%−2,164−2.5%Reduced
Morgan Stanley78,180$985.0K0.00%−616−0.8%Reduced
JPMorgan Chase & Co72,728$915.0K0.00%+8,557+13.3%Added
Charles Schwab Investment Management Inc72,103$908.0K0.00%+2,512+3.6%Added
Barclays PLC70,374$887.0K0.00%+22,346+46.5%Added
Thrivent Financial for Lutherans69,047$869.0K0.00%−16,738−19.5%Reduced
Goldman Sachs Group Inc67,523$850.0K0.00%+1,911+2.9%Added
Clear Perspective Advisors, LLC63,025$793.0K0.24%+33,961+116.8%Added
Assenagon Asset Management S.A.61,320$772.0K0.00%+61,320New
Comerica Bank51,049$690.0K0.01%−1,049−2.0%Reduced
Bank of America Corp50,110$631.0K0.00%+7,126+16.6%Added
HGK Asset Management Inc49,956$629.0K0.19%+6,076+13.8%Added
LSV Asset Management48,200$607.0K0.00%00.0%Unchanged
BHZ Capital Management, LP45,021$567.0K0.22%+32,376+256.0%Added
Rhumbline Advisers42,661$537.0K0.00%+2,111+5.2%Added
Cornercap Investment Counsel Inc40,780$513.0K0.07%−6,000−12.8%Reduced
Balyasny Asset Management LLC40,048$504.0K0.00%+28,981+261.9%Added
Mesirow Financial Investment Management, Inc.38,075$479.0K1.38%00.0%Unchanged
Mariner, LLC38,015$479.0K0.00%00.0%Unchanged
Millennium Management LLC37,659$474.0K0.00%−14,327−27.6%Reduced
State Board of Administration of Florida Retirement System34,070$429.0K0.00%00.0%Unchanged
Raymond James & Associates33,018$416.0K0.00%+19,302+140.7%Added
Rothschild Investment Corp33,000$415.0K0.03%00.0%Unchanged
Prudential Financial Inc32,888$414.0K0.00%−7,140−17.8%Reduced
Federated Hermes, Inc.29,885$376.0K0.00%−307−1.0%Reduced
Ancora Advisors, LLC28,454$358.0K0.01%00.0%Unchanged
Royal Bank of Canada28,099$354.0K0.00%+9,240+49.0%Added
AQR Capital Management LLC27,010$340.0K0.00%−3,146−10.4%Reduced
Wells Fargo & Company26,594$335.0K0.00%−56,490−68.0%Reduced
STRS Ohio25,800$324.0K0.00%00.0%Unchanged
Pinnacle Financial Group, LLC23,284$293.0K0.23%+23,284New
Los Angeles Capital Management LLC21,070$265.0K0.00%+21,070New
David Loasby20,210$254.0K0.03%00.0%Unchanged
Cubist Systematic Strategies, LLC19,943$251.0K0.00%+3,998+25.1%Added
Citadel Advisors LLC19,782$249.0K0.00%+1,452+7.9%Added
Man Group plc18,800$237.0K0.00%+18,800New
New York State Common Retirement Fund18,223$229.0K0.00%00.0%Unchanged
Shell Asset Management Co17,944$226.0K0.00%+84+0.5%Added
Connor, Clark & Lunn Investment Management Ltd.17,750$223.0K0.00%−1,064−5.7%Reduced
Bartlett & Co. Wealth Management LLC17,000$214.0K0.00%+17,000New
Bartlett & Co. LLC17,000$214.0K0.00%+17,000New
Deutsche Bank AG16,849$212.0K0.00%+434+2.6%Added
FMR LLC15,678$197.0K0.00%−1,076,441−98.6%Reduced
CSS LLC15,209$191.0K0.01%+15,209New
Vigilant Capital Management, LLC15,000$189.0K0.01%00.0%Unchanged
California State Teachers Retirement System14,780$186.0K0.00%−782−5.0%Reduced
American International Group, Inc.14,751$186.0K0.00%−440−2.9%Reduced
D. E. Shaw & Co., Inc.14,158$178.0K0.00%+3,379+31.3%Added
Busey Wealth Management14,165$178.0K0.01%+14,165New
First Trust Advisors LP13,322$168.0K0.00%+909+7.3%Added
HSBC Holdings PLC13,014$163.0K0.00%00.0%Unchanged
Creative Planning12,934$163.0K0.00%+12,934New
BNP Paribas Arbitrage, SA12,838$161.6K0.00%+5,328+70.9%Added
Advisor Group Holdings, Inc.12,654$160.0K0.00%+10,687+543.3%Added
Welch & Forbes LLC12,723$160.0K0.00%+12,723New
UBS Group AG12,048$152.0K0.00%+12,003+26,673.3%Added
Voya Investment Management LLC11,636$146.0K0.00%−1,793−13.4%Reduced
Allspring Global Investments Holdings, LLC11,568$145.0K0.00%+11,568New
AE Wealth Management LLC11,245$142.0K0.00%+31+0.3%Added
Centennial Wealth Advisory LLC11,245$142.0K0.08%+31+0.3%Added