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 2023

Institutional positions in Old Second Bancorp Inc as of Jun 30, 2023. 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
134
−21 vs. Q1 2023
Shares held
29.5M
−549 (0.0%) vs. Q1 2023
Total value
$385.5M
−$29.5M (−7.1%) vs. Q1 2023
New holders
9
48 more added
Sold out
30
50 more reduced

Compare with Q1 2023: 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 2023: 134 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 2023: $385.5M
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 2023

Shares, value and share of portfolio for each institution holding Old Second Bancorp Inc; share changes are against Q1 2023.

Institutions holding OSBC in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Two Sigma Advisers, LP148,200$1.94M0.00%−16,200−9.9%Reduced
State of New Jersey Common Pension Fund D155,268$2.03M0.01%+42,124+37.2%Added
Siena Capital Partners GP, LLC163,038$2.13M0.76%00.0%Unchanged
Bridgeway Capital Management, LLC164,162$2.14M0.05%+39,297+31.5%Added
Charles Schwab Investment Management Inc165,818$2.17M0.00%+4,314+2.7%Added
Knights of Columbus Asset Advisors LLC169,789$2.22M0.20%+401+0.2%Added
Bank of New York Mellon Corp173,971$2.27M0.00%+5,446+3.2%Added
Morgan Stanley200,850$2.62M0.00%−114,912−36.4%Reduced
Nuveen Asset Management, LLC202,396$2.64M0.00%−50,630−20.0%Reduced
Aptus Capital Advisors, LLC216,499$2.83M0.08%+18,868+9.5%Added
Elizabeth Park Capital Advisors, Ltd.218,861$2.86M2.08%00.0%Unchanged
Wellington Management Group LLP220,700$2.88M0.00%+220,700New
RMB Capital Management, LLC300,000$3.92M0.13%00.0%Unchanged
EJF Capital LLC325,203$4.25M1.95%−128,649−28.3%Reduced
Russell Investments Group, Ltd.330,448$4.32M0.01%−899−0.3%Reduced
Holocene Advisors, LP375,250$4.90M0.02%00.0%Unchanged
River Oaks Capital LLC382,498$5.00M7.62%−6,602−1.7%Reduced
American Century Companies Inc390,175$5.10M0.00%+36,276+10.3%Added
Renaissance Technologies LLC400,625$5.23M0.01%−41,000−9.3%Reduced
Goldman Sachs Group Inc454,054$5.93M0.00%+203,495+81.2%Added
Northern Trust Corp640,069$8.36M0.00%+10,507+1.7%Added
Kennedy Capital Management, Inc.685,789$8.96M0.21%−29,702−4.2%Reduced
Alliancebernstein L.P.839,662$11.0M0.00%+29,320+3.6%Added
Geode Capital Management, LLC856,035$11.2M0.00%+45,711+5.6%Added
Stieven Capital Advisors, L.P.981,939$12.8M3.32%−600−0.1%Reduced
JPMorgan Chase & Co996,548$13.0M0.00%−50,485−4.8%Reduced
Manufacturers Life Insurance Company, The1,004,734$13.1M0.01%−684−0.1%Reduced
Dimensional Fund Advisors LP1,008,919$13.2M0.00%+158,405+18.6%Added
State Street Corp1,124,787$14.7M0.00%+39,018+3.6%Added
Banc Funds Co LLC2,051,310$26.8M3.16%00.0%Unchanged
Vanguard Group Inc2,227,448$29.1M0.00%+45,756+2.1%Added
FJ Capital Management LLC2,589,639$33.8M4.31%+50,000+2.0%Added
Forum Financial Management, LP2,966,880$38.7M0.87%+15,817+0.5%Added
BlackRock Inc.3,338,474$43.6M0.00%+21,443+0.6%Added
Eagle Asset Management Inc0$00.00%−215,631−100.0%Sold out
Assenagon Asset Management S.A.0$00.00%−132,726−100.0%Sold out
Millennium Management LLC0$00.00%−75,721−100.0%Sold out
Graham Capital Management, L.P.0$00.00%−63,020−100.0%Sold out
Mariner, LLC0$00.00%−50,891−100.0%Sold out
Citadel Advisors LLC0$00.00%−48,279−100.0%Sold out
Wakefield Asset Management LLLP0$00.00%−47,148−100.0%Sold out
Hillsdale Investment Management Inc.0$00.00%−46,300−100.0%Sold out
Gsa Capital Partners LLP0$00.00%−38,877−100.0%Sold out
Bailard, Inc.0$00.00%−36,700−100.0%Sold out
ClariVest Asset Management LLC0$00.00%−36,078−100.0%Sold out
Arrowstreet Capital, Limited Partnership0$00.00%−34,519−100.0%Sold out
Truist Financial Corp0$00.00%−33,087−100.0%Sold out
Cornercap Investment Counsel Inc0$00.00%−32,359−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−26,795−100.0%Sold out
Engineers Gate Manager LP0$00.00%−25,825−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−25,302−100.0%Sold out
Spire Wealth Management0$00.00%−17,940−100.0%Sold out
Bank of Montreal0$00.00%−10,482−100.0%Sold out
Y-Intercept (Hong Kong) Ltd0$00.00%−10,506−100.0%Sold out
Prudential Financial Inc0$00.00%−10,468−100.0%Sold out
Trexquant Investment LP0$00.00%−10,459−100.0%Sold out
HSBC Holdings PLC0$00.00%−10,441−100.0%Sold out
Allworth Financial LP0$00.00%−7,000−100.0%Sold out
Dorsey Wright & Associates0$00.00%−1,714−100.0%Sold out
Victory Capital Management Inc0$00.00%−703−100.0%Sold out
Quarry LP0$00.00%−700−100.0%Sold out
Lindbrook Capital, LLC0$00.00%−529−100.0%Sold out
Signaturefd, LLC0$00.00%−56−100.0%Sold out
Toronto Dominion Bank0$00.00%−5−100.0%Sold out