OLD SECOND BANCORP INC DEL

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OSBC·680277100·US·equity·Financial Services - Banks - Regional-13D/G

OSBC (OLD SECOND BANCORP INC DEL) is held by 102 institutional investors as of Q1 2026. Largest holders: BlackRock, Inc. ($83.2M), DIMENSIONAL FUND ADVISORS LP ($48.2M), GOLDMAN SACHS GROUP INC ($34.1M). Net institutional sentiment: Mixed.

102

Holders

Avg rating(13 Elite)

$487.6M

Total Value

46% (112)

Fund Consensus

46 buying - 55 selling

Smart Money Verdict

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41Weak MomentumSplit Signals

Institutional (13F)58

Insider (Form 4)7

Activist (13D/13G)50

Congressional (STOCK Act)

No data

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See how OSBC's score breaks down across 4 SEC sources

Holder Quality

13

★★★★★

Elite

33

★★★★

Strong

34

★★★

Solid

26

★★

Below

6

★

Weak

Held by 102 funds

13 elite

Who's Trading

InsiderCSCOLLINS GARY SSell $108KMay 22, 2026

InsiderLJLyons Billy J Jr.Buy $501.6May 11, 2026

InsiderPDPilmer DonaldSell $519KMay 11, 2026

InsiderCSCOLLINS GARY SSell $106KMay 8, 2026

ActivistThe Vanguard Group0.0%Mar 27, 2026

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13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (102)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Decreased	4.1M(-0.7%)	$83.2M	0.0%	+16.09%	0
DIMENSIONAL FUND ADVISORS LP	Increased	2.4M(+5.7%)	$48.2M	0.0%	+39.94%	31
GOLDMAN SACHS GROUP INC	Increased	1.7M(+33.9%)	$34.1M	0.0%	+14.96%	37
STATE STREET CORP	Increased	1.6M(+3.9%)	$32.2M	0.0%	+28.30%	30
AMERICAN CENTURY COMPANIES INC	Increased	1.6M(+8.2%)	$32.1M	0.0%	+32.27%	31
Boston Partners	Increased	1.4M(+76.7%)	$29.3M	0.0%	+3.96%	44
GEODE CAPITAL MANAGEMENT, LLC	Decreased	1.3M(-6.1%)	$25.9M	0.0%	+49.29%	0
MANUFACTURERS LIFE INSURANCE COMPANY, THE	Decreased	878,670(-1.5%)	$17.7M	0.0%	+75.47%	0
WELLINGTON MANAGEMENT GROUP LLP	Decreased	857,785(-11.5%)	$17.3M	0.0%	+10.24%	0
NORTHERN TRUST CORP	Decreased	764,341(-13.3%)	$15.4M	0.0%	+35.94%	0
JPMORGAN CHASE & CO	Decreased	700,953(-18.4%)	$13.9M	0.0%	+15.73%	0
ALLIANCEBERNSTEIN L.P.	Increased	690,845(+0.7%)	$13.5M	0.0%	+66.62%	28
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Decreased	430,910(-1.5%)	$8.7M	0.0%	+46.52%	0
Nuveen, LLC	Increased	419,642(+1.0%)	$8.5M	0.0%	+22.61%	28
AQR CAPITAL MANAGEMENT LLC	Decreased	391,960(-12.3%)	$7.9M	0.0%	+36.25%	0
Bank of New York Mellon Corp	Decreased	337,264(-2.0%)	$6.8M	0.0%	+53.73%	0
BANK OF AMERICA CORP /DE/	Decreased	331,330(-3.3%)	$6.7M	0.0%	+17.83%	0
MORGAN STANLEY	Decreased	278,387(-3.4%)	$5.6M	0.0%	+37.31%	0
UBS Group AG	Increased	259,274(+46.4%)	$5.2M	0.0%	+8.05%	37
Empowered Funds, LLC	Increased	233,559(+6.1%)	$4.7M	0.0%	+32.18%	29

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Data sourced from four SEC data sources: 13F, Form 4, 13D/13G, and STOCK Act. Not financial advice. Full disclaimer