AQR Capital Management
OSBC icon

AQR Capital Management’s Old Second Bancorp OSBC Stock Holding History

AQR Capital Management’s Portfolio OSBC Stock Details OSBC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$7.9M Sell
391,960
-55,158
-12% -$1.11M ﹤0.01% 1464
2025
Q4 		$8.72M Sell
447,118
-70,981
-14% -$1.33M ﹤0.01% 1280
2025
Q3 		$8.96M Sell
518,099
-2,827
-0.5% -$50.9K 0.01% 1150
2025
Q2 		$9.24M Sell
520,926
-20,020
-4% -$326K 0.01% 998
2025
Q1 		$9M Buy
540,946
+135,971
+34% +$2.43M 0.01% 909
2024
Q4 		$7.2M Buy
404,975
+85,529
+27% +$1.49M 0.01% 955
2024
Q3 		$4.98M Buy
319,446
+11,451
+4% +$184K 0.01% 1065
2024
Q2 		$4.56M Buy
307,995
+51,652
+20% +$727K 0.01% 1065
2024
Q1 		$3.55M Buy
256,343
+208,392
+435% +$2.91M 0.01% 1142
2023
Q4 		$740K Buy
47,951
+14,252
+42% +$206K ﹤0.01% 1719
2023
Q3 		$459K Buy
+33,699
New +$492K ﹤0.01% 1881
2022
Q4 		– Sell
-21,237
Closed -$277K – 2257
2022
Q3 		$277K Buy
+21,237
New +$298K ﹤0.01% 1968
2022
Q2 		– Sell
-11,019
Closed -$160K – 2268
2022
Q1 		$160K Sell
11,019
-15,991
-59% -$224K ﹤0.01% 2098
2021
Q4 		$340K Sell
27,010
-3,146
-10% -$41.3K ﹤0.01% 1945
2021
Q3 		$394K Buy
+30,156
New +$362K ﹤0.01% 1950

Other funds holding OSBC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
DAM
Davis Asset Management Sausalito, California $3.46B AUM 9.77% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
FCM
FJ Capital Management Mclean, Virginia $888M AUM 18.97% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

AQR Capital Management's OSBC Position: Q1 2026 in Review

AQR Capital Management reduced its Old Second Bancorp (OSBC) stake by 12% in Q1 2026, selling an estimated $1.11M and leaving 391,960 shares worth $7.9M. The position accounts for ﹤0.01% of the portfolio, ranked #1464.

AQR Capital Management first reported a position in OSBC in Q3 2021 and has held it in 15 quarters since. The position peaked at $9.24M in Q2 2025. 188 funds tracked by Wall St. Rank hold OSBC as of Q1 2026.

  • AQR Capital Management held 391,960 shares of Old Second Bancorp worth $7.9M as of Q1 2026.
  • AQR Capital Management sold 55,158 Old Second Bancorp shares in Q1 2026, an estimated $1.11M.
  • Old Second Bancorp made up ﹤0.01% of AQR Capital Management's portfolio in Q1 2026, its #1464 holding.
  • AQR Capital Management first reported a position in Old Second Bancorp in Q3 2021 and has held it in 15 quarters since.
  • AQR Capital Management's Old Second Bancorp position peaked at $9.24M in Q2 2025.
  • 188 funds tracked by Wall St. Rank held Old Second Bancorp as of Q1 2026.

Based on AQR Capital Management's 13F filing for Q1 2026, filed 15 May 2026.