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 2026

Institutional positions in Old Second Bancorp Inc as of Jun 30, 2026. 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
184
−1 vs. Q1 2026
Shares held
38.8M
+1.11M (+2.9%) vs. Q1 2026
Total value
$903.3M
+$143.3M (+18.9%) vs. Q1 2026
New holders
19
78 more added
Sold out
20
47 more reduced

3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2026: 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 2026: 184 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 2026: $903.3M
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 2026

Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q1 2026.

Institutions holding OSBC in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
GHP Investment Advisors, Inc.1$240.00%00.0%Unchanged
Zions Bancorporation, National Association5$1170.00%+5New
SJS Investment Consulting Inc.5$1170.00%+5New
TD Private Client Wealth LLC12$2800.00%00.0%Unchanged
UMA Financial Services, Inc.15$3500.00%+15New
Caitong International Asset Management Co., Ltd24$5600.00%00.0%Unchanged
First Horizon Corp43$1.00K0.00%00.0%Unchanged
Torren Management, LLC44$1.03K0.00%00.0%Unchanged
Bruce G. Allen Investments, LLC49$1.14K0.00%00.0%Unchanged
True Wealth Design, LLC64$1.49K0.00%−28−30.4%Reduced
Keating Financial Advisory Services, Inc.76$1.77K0.00%00.0%Unchanged
Rockefeller Capital Management L.P.123$2.87K0.00%−142−53.6%Reduced
Larson Financial Group LLC128$2.98K0.00%00.0%Unchanged
Fortitude Family Office, LLC155$3.62K0.00%+155New
Smartleaf Asset Management LLC159$3.69K0.00%00.0%Unchanged
Quarry LP163$3.80K0.00%−117−41.8%Reduced
Optiver Holding B.V.178$4.15K0.00%−8−4.3%Reduced
Danske Bank A/S200$4.66K0.00%00.0%Unchanged
Clearstead Advisors, LLC211$4.92K0.00%+211New
Signaturefd, LLC215$5.01K0.00%00.0%Unchanged
Farther Finance Advisors, LLC232$5.41K0.00%−32−12.1%Reduced
Huntington National Bank288$6.72K0.00%+288New
The PNC Financial Services Group, Inc.297$6.93K0.00%+14+4.9%Added
Los Angeles Capital Management LLC369$8.61K0.00%00.0%Unchanged
Northwestern Mutual Wealth Management Co400$9.33K0.00%00.0%Unchanged
Essential Partners LLC540$12.6K0.01%−667−55.3%Reduced
Covestor Ltd566$13.0K0.01%+80+16.5%Added
Allworth Financial LP566$13.2K0.00%+58+11.4%Added
GAMMA Investing LLC650$15.2K0.00%+11+1.7%Added
IFP Advisors, Inc797$18.6K0.00%+14+1.8%Added
EverSource Wealth Advisors, LLC937$21.9K0.00%−625−40.0%Reduced
Sfam, LLC992$23.1K0.02%−4,835−83.0%Reduced
US Bancorp1,002$23.4K0.00%+17+1.7%Added
Pinnacle Wealth Planning Services, Inc.1,045$24.4K0.00%00.0%Unchanged
Jones Financial Companies LLLP1,053$24.6K0.00%+1,017+2,825.0%Added
Harbour Investments, Inc.1,347$31.4K0.00%00.0%Unchanged
State of Alaska, Department of Revenue1,771$41.0K0.00%00.0%Unchanged
Parallel Advisors, LLC2,622$61.2K0.00%00.0%Unchanged
Versant Capital Management, Inc2,751$64.2K0.01%00.0%Unchanged
Tower Research Capital LLC (TRC)2,934$68.4K0.00%+443+17.8%Added
Ameritas Investment Partners, Inc.4,314$100.6K0.00%00.0%Unchanged
Parkside Financial Bank & Trust4,484$104.6K0.01%−121−2.6%Reduced
Nisa Investment Advisors, LLC5,475$127.7K0.00%+699+14.6%Added
Great West Life Assurance Co5,637$131.0K0.00%00.0%Unchanged
Bartlett & Co. Wealth Management LLC6,320$147.4K0.00%+21+0.3%Added
TSFG, LLC7,125$166.0K0.02%00.0%Unchanged
GWM Advisors LLC8,660$202.0K0.00%+8,660New
VERITY Wealth Advisors8,815$205.6K0.12%+8,815New
RSM US Wealth Management LLC9,099$212.2K0.00%+9,099New
Vanguard Investments Australia, Ltd.10,395$242.4K0.00%00.0%Unchanged
Cerity Partners LLC10,472$244.2K0.00%−65−0.6%Reduced
J.W. Cole Advisors, Inc.10,509$245.1K0.00%+10,509New
Intech Investment Management LLC10,560$246.3K0.00%−1,422−11.9%Reduced
Voya Investment Management LLC10,636$248.0K0.00%+10,636New
KLP Kapitalforvaltning AS10,700$249.5K0.00%00.0%Unchanged
SG Americas Securities, LLC10,863$253.0K0.00%−508−4.5%Reduced
Hohimer Wealth Management, LLC10,957$255.5K0.03%+45+0.4%Added
Caldwell Sutter Capital, Inc.11,000$256.5K0.10%00.0%Unchanged
Stratos Wealth Partners, LTD.11,663$272.0K0.00%00.0%Unchanged
Virtu Financial LLC11,758$274.0K0.01%+11,758New
SRS Capital Advisors, Inc.11,778$274.7K0.00%+10,358+729.4%Added
Black Maple Capital Management LP12,000$279.8K0.19%−27,224−69.4%Reduced
State Board of Administration of Florida Retirement System12,390$288.9K0.00%00.0%Unchanged
Captrust Financial Advisors13,309$310.4K0.00%−4,811−26.6%Reduced
Sterling Capital Management LLC13,405$312.6K0.01%+11,734+702.2%Added
Princeton Capital Management LLC13,770$321.1K0.07%00.0%Unchanged
Arizona State Retirement System13,812$322.1K0.00%+69+0.5%Added
Sentinel Trust Co Lba14,051$328.0K0.03%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)14,193$331.0K0.00%00.0%Unchanged
Police & Firemen's Retirement System of New Jersey14,232$331.9K0.00%00.0%Unchanged
Kestra Advisory Services, LLC14,958$348.8K0.00%+49+0.3%Added
Cetera Investment Advisers15,802$368.5K0.00%+4,100+35.0%Added
Y-Intercept (Hong Kong) Ltd16,728$390.1K0.01%−35,848−68.2%Reduced
Federated Hermes, Inc.17,223$401.6K0.00%−605−3.4%Reduced
Public Employees Retirement Association of Colorado17,258$402.0K0.00%00.0%Unchanged
Centennial Wealth Advisory LLC17,556$409.4K0.09%+49+0.3%Added
Ameriprise Financial Inc17,570$409.7K0.00%−5,724−24.6%Reduced
4WEALTH Advisors, Inc.18,300$424.7K0.33%−350−1.9%Reduced
BNP Paribas Arbitrage, SA18,727$436.7K0.00%+4,977+36.2%Added
New York State Common Retirement Fund18,766$437.6K0.00%+4,400+30.6%Added
Savant Capital, LLC20,218$439.6K0.00%+10,130+100.4%Added
Raymond James Financial Inc19,309$450.3K0.00%+26+0.1%Added
Nicolet Bankshares Inc20,210$469.3K0.01%00.0%Unchanged
Mercer Global Advisors Inc20,591$480.2K0.00%+3,852+23.0%Added
Renaissance Technologies LLC21,221$494.9K0.00%−69,004−76.5%Reduced
Lakewood Asset Management LLC22,955$535.3K0.29%+304+1.3%Added
Mirae Asset Global ETFs Holdings Ltd.23,389$545.4K0.00%−252−1.1%Reduced
Envestnet Asset Management Inc24,612$573.9K0.00%+5,021+25.6%Added
Jupiter Topco LLC26,232$612.4K0.00%+26,232New
Advisor Group Holdings, Inc.27,233$635.1K0.00%+17,756+187.4%Added
MetLife Investment Management29,641$691.2K0.00%+1,588+5.7%Added
Royal Bank of Canada30,051$701.0K0.00%−1,518−4.8%Reduced
State of Wisconsin Investment Board30,528$711.9K0.00%+12,643+70.7%Added
Vanguard Global Advisers, LLC31,893$743.7K0.00%00.0%Unchanged
Rafferty Asset Management, LLC32,388$755.3K0.00%−3,307−9.3%Reduced
Rothschild Investment LLC32,819$765.3K0.03%+4,514+15.9%Added
Sanctuary Advisors, LLC33,909$790.8K0.00%+33,909New
Gsa Capital Partners LLP34,819$812.0K0.05%+34,819New
Hunter Perkins Capital Management, LLC34,889$814.0K0.18%−11,295−24.5%Reduced
Aquatic Capital Management LLC37,700$879.2K0.03%+37,700New