13FBOX
OLD SECOND BANCORP INC DEL · 13F Institutional Holdings
Options Calculator Rankings

OLD SECOND BANCORP INC DEL

OSBC
Institutions
184
Combined AUM (Q2 2026)
$903.2M
Combined Shares (Q2 2026)
38.8M
Overall Trend
Increase
All institutions combined
📥 Inflow (Q1 2026→Q2 2026)
+3.2M
98 · 20 New Buys · ≈
📤 Outflow (Q1 2026→Q2 2026)
-2.3M
71 · 25 Exit · ≈
⚖️ Net
+922,360
Net Buy
💰 Net Value
≈ —
est. price
Latest AUM (Q2 2026)
$903.2M
Institutions
184
New Buys
20
Adds
78
Reduces
46
Exits
25
Unchanged
40
Ownership TrendPortfolio %Prev Q %RankQ2 2026 ValueQ2 2026 SharesPrev Q ValuePrev Q SharesShares ChangeAction
BlackRock, Inc.
<0.01%<0.01%#88$100.2M4.3M$83.2M4.1M+172,439+4.18%Add
DIMENSIONAL FUND ADVISORS LP
0.01%0.01%#45$58.3M2.5M$48.2M2.4M+109,809+4.60%Add
VANGUARD CAPITAL MANAGEMENT LLC
<0.01%<0.01%#102$50.8M2.2M$45.4M2.3M-71,972-3.20%Reduce
STATE STREET CORP
<0.01%<0.01%#95$42.9M1.8M$32.2M1.6M+239,900+15.00%Add
Davis Asset Management, L.P.
1.06%1.05%#9$42.0M1.8M$36.3M1.8M00.00%Unchanged
AMERICAN CENTURY COMPANIES INC
0.02%0.02%#42$41.6M1.8M$32.1M1.6M+192,877+12.12%Add
GOLDMAN SACHS GROUP INC
<0.01%<0.01%#63$37.9M1.6M$34.1M1.7M-66,671-3.94%Reduce
FJ Capital Management LLC
4.42%3.42%#2$34.1M1.5M$30.3M1.5M-44,689-2.97%Reduce
Boston Partners
0.03%0.03%#35$32.9M1.4M$29.3M1.4M-28,724-1.99%Reduce
GEODE CAPITAL MANAGEMENT, LLC
<0.01%<0.01%#84$31.5M1.3M$25.9M1.3M+67,421+5.26%Add
KENNEDY CAPITAL MANAGEMENT LLC
0.51%0.54%#12$28.8M1.2M$25.6M1.3M-31,507-2.48%Reduce
BANC FUNDS CO LLC
3.98%3.86%#3$24.1M1.0M$20.7M1.0M+5,000+0.49%Add
MANUFACTURERS LIFE INSURANCE COMPANY, THE
0.02%0.02%#43$20.4M872,651$17.7M878,670-6,019-0.69%Reduce
VANGUARD PORTFOLIO MANAGEMENT LLC
<0.01%<0.01%#106$19.1M819,368$14.4M712,433+106,935+15.01%Add
Stieven Capital Advisors, L.P.
3.63%3.33%#4$19.0M815,328$15.6M773,528+41,800+5.40%Add
River Street Advisors LLC
5.35%5.09%#1$18.2M779,008$15.1M746,660+32,348+4.33%Add
NORTHERN TRUST CORP
<0.01%<0.01%#87$13.0M555,408$15.4M764,341-208,933-27.34%Reduce
ALLIANCEBERNSTEIN L.P.
<0.01%<0.01%#58$12.9M641,845$13.5M690,845-49,000-7.09%Reduce
JPMORGAN CHASE & CO
<0.01%<0.01%#113$12.9M555,602$13.9M700,953-145,351-20.74%Reduce
WELLINGTON MANAGEMENT GROUP LLP
<0.01%<0.01%#75$12.7M544,345$17.3M857,785-313,440-36.54%Reduce
Nuveen, LLC
<0.01%<0.01%#67$11.5M492,162$8.5M419,642+72,520+17.28%Add
BRIDGEWAY CAPITAL MANAGEMENT, LLC
0.19%0.18%#18$10.6M453,323$8.8M438,255+15,068+3.44%Add
CHARLES SCHWAB INVESTMENT MANAGEMENT INC
<0.01%<0.01%#91$10.1M431,304$8.7M430,910+394+0.09%Add
AQR CAPITAL MANAGEMENT LLC
<0.01%<0.01%#64$9.0M386,234$7.9M391,960-5,726-1.46%Reduce
BANK OF AMERICA CORP /DE/
<0.01%<0.01%#127$8.7M372,648$6.7M331,330+41,318+12.47%Add
Gator Capital Management, LLC
1.76%1.45%#8$8.4M359,730$7.1M351,480+8,250+2.35%Add
Bank of New York Mellon Corp
<0.01%<0.01%#92$8.0M342,013$6.8M337,264+4,749+1.41%Add
VANGUARD FIDUCIARY TRUST CO
<0.01%<0.01%#81$8.0M341,200$6.8M335,483+5,717+1.70%Add
CONGRESS ASSET MANAGEMENT CO
0.05%#29$7.9M338,650$00+338,650New Buy
MORGAN STANLEY
<0.01%<0.01%#137$7.4M318,318$5.4M309,897+8,421+2.72%Add
CITADEL ADVISORS LLC
<0.01%<0.01%#107$7.1M304,021$1.2M60,065+243,956+406.15%Add
FRANKLIN RESOURCES INC
<0.01%<0.01%#97$6.0M259,324$1.8M88,166+171,158+194.13%Add
Empowered Funds, LLC
0.03%0.03%#33$5.8M248,627$4.7M233,559+15,068+6.45%Add
THRIVENT FINANCIAL FOR LUTHERANS
0.01%0.01%#47$5.6M242,278$2.9M143,119+99,159+69.28%Add
Mariner, LLC
0.01%<0.01%#55$5.3M225,303$364,19018,067+207,236+1,147.04%Add
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
<0.01%<0.01%#76$4.9M210,745$2.8M141,026+69,719+49.44%Add
Forum Financial Management, LP
0.06%0.06%#27$4.8M205,673$4.1M205,661+12+0.01%Add
GREAT LAKES ADVISORS, LLC
0.04%0.03%#30$4.8M203,909$4.0M198,004+5,905+2.98%Add
TWO SIGMA INVESTMENTS, LP
<0.01%<0.01%#62$4.7M200,819$1.4M67,357+133,462+198.14%Add
Squarepoint Ops LLC
<0.01%<0.01%#59$3.9M167,884$3.4M170,651-2,767-1.62%Reduce
BLAIR WILLIAM & CO/IL
0.01%0.01%#46$3.8M163,228$3.3M162,883+345+0.21%Add
Siena Capital Partners GP, LLC
0.92%0.85%#10$3.8M163,038$3.3M163,03800.00%Unchanged
EJF Capital LP
2.36%2.15%#6$3.5M151,358$3.0M151,170+188+0.12%Add
UBS Group AG
<0.01%<0.01%#133$3.4M147,223$5.2M259,274-112,051-43.22%Reduce
VICTORY CAPITAL MANAGEMENT INC
<0.01%<0.01%#78$3.3M141,914$2.8M139,054+2,860+2.06%Add
Russell Investments Group, Ltd.
<0.01%<0.01%#70$3.1M135,010$2.3M111,949+23,061+20.60%Add
Elizabeth Park Capital Advisors, Ltd.
2.09%2.58%#7$3.0M129,457$3.4M166,457-37,000-22.23%Reduce
SEI INVESTMENTS CO
<0.01%<0.01%#71$2.7M117,666$4.1M203,088-85,422-42.06%Reduce
D. E. Shaw & Co., Inc.
<0.01%#96$2.7M114,326$00+114,326New Buy
Curi Capital, LLC
0.04%0.04%#31$2.3M100,505$2.0M100,50500.00%Unchanged

🧭 Institutional Sector Flow Heatmap

Net Outflow Net Inflow