OSBCOld Second Bancorp, Inc.

$24.60+39% 1Y

Who owns OSBC

182 institutions reported holding OSBC for 2026Q2, together 73% of the company, fewer than the 184 a quarter earlier.

182

Institutions reporting a position · as of 2026Q2 · down from 184 the quarter before

Shares held by institutions
38.8M

Shares held by institutions · 73% of the company · long US equity positions only, as reported on Form 13F

Reported value
$902M

Reported value · at Jun 30, 2026 prices, not today's

Top 5 holders
26%

Top 5 holders · of the whole company, between five filers

Details›
Reporting quarter2026-06-30
2026Q2
Quarters on record
53
New positions
21
Positions exited
22
Added to
62
Reduced
46
Top 10 holdersof the company
40%
Shares sold shortsettled Sep 15, 2026
2.5M
Short interestof shares outstanding
4.6%
Days to coverat the average daily volume
5.7
Change in the short positionsince the Aug 31, 2026 count
+23%
Institutional ownership by quarter, 2013Q2 to 2026Q2
QuarterFilersSharesReported value
2026Q218238.8M$902M
2026Q118437.7M$760M
2025Q418337.1M$724M
2025Q319636.1M$624M
2025Q218132.6M$578M
2025Q119232.8M$546M
2024Q417832.2M$573M
2024Q317331.7M$494M
2024Q215230.9M$457M
2024Q115130.0M$415M
2023Q415930.4M$470M
2023Q314429.9M$406M
2023Q213329.5M$385M
2023Q115529.5M$415M
2022Q414529.4M$471M
2022Q313329.5M$385M
Largest reported holders, 2026Q2
HolderShares% of companyValue
BlackRock Inc.4.3M8.1%$100M
VANGUARD GROUP INC3.4M6.4%$80M
DIMENSIONAL FUND ADVISORS LP2.5M4.7%$58M
STATE STREET CORP1.8M3.5%$43M
Davis Asset Management, L.P.1.8M3.4%$42M
AMERICAN CENTURY COMPANIES INC1.8M3.3%$42M
GOLDMAN SACHS GROUP INC1.6M3.0%$38M
FJ Capital Management LLC1.5M2.7%$34M
Robeco Investment Management, Inc.1.4M2.7%$33M
GEODE CAPITAL MANAGEMENT LLC1.3M2.5%$31M
Short interest by settlement date, Aug 29, 2025 to Sep 15, 2026
SettlementShares shortOf shares outstandingDays to cover
Sep 15, 20262.5M4.6%5.7
Aug 31, 20262.0M3.8%5.5
Aug 14, 20261.8M3.4%4.3
Jul 31, 20261.7M3.2%3.4
Jul 15, 20261.7M3.2%5.0
Jun 30, 20262.0M3.7%4.0
Jun 15, 20261.7M3.3%5.8
May 29, 20261.7M3.2%5.0
May 15, 20261.7M3.2%4.6
Apr 30, 20261.8M3.3%3.6
Apr 15, 20261.4M2.7%3.6
Mar 31, 20261.7M3.3%4.3

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold. The short position is FINRA's consolidated count for each twice-monthly settlement date, as a share of shares outstanding.

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