Assenagon Asset Management
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Assenagon Asset Management’s Old Second Bancorp OSBC Stock Holding History

Assenagon Asset 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
Q2 		– Sell
-17,860
Closed -$360K – 1231
2026
Q1 		$360K Buy
+17,860
New +$358K ﹤0.01% 1031
2025
Q3 		– Sell
-15,280
Closed -$271K – 1246
2025
Q2 		$271K Sell
15,280
-164,300
-91% -$2.68M ﹤0.01% 1094
2025
Q1 		$2.99M Sell
179,580
-185,093
-51% -$3.31M 0.01% 659
2024
Q4 		$6.48M Sell
364,673
-78,854
-18% -$1.37M 0.01% 631
2024
Q3 		$6.91M Buy
443,527
+285,314
+180% +$4.59M 0.01% 620
2024
Q2 		$2.34M Sell
158,213
-32,052
-17% -$451K 0.01% 847
2024
Q1 		$2.63M Buy
190,265
+32,769
+21% +$458K 0.01% 786
2023
Q4 		$2.43M Buy
157,496
+130,158
+476% +$1.88M 0.01% 855
2023
Q3 		$372K Buy
+27,338
New +$399K ﹤0.01% 1246
2023
Q2 		– Sell
-132,726
Closed -$1.87M – 1432
2023
Q1 		$1.87M Buy
132,726
+114,893
+644% +$1.83M 0.01% 859
2022
Q4 		$286K Buy
+17,833
New +$285K ﹤0.01% 1253
2022
Q3 		– Sell
-86,804
Closed -$1.16M – 1495
2022
Q2 		$1.16M Sell
86,804
-126,772
-59% -$1.81M ﹤0.01% 1027
2022
Q1 		$3.1M Buy
213,576
+152,256
+248% +$2.13M 0.01% 677
2021
Q4 		$772K Buy
+61,320
New +$805K ﹤0.01% 1110
2021
Q3 		– Sell
-26,345
Closed -$327K – 1402
2021
Q2 		$327K Buy
+26,345
New +$353K ﹤0.01% 1095
2020
Q3 		– Sell
-35,490
Closed -$276K – 1297
2020
Q2 		$276K Buy
+35,490
New +$263K ﹤0.01% 1026
2019
Q3 		– Sell
-38,921
Closed -$497K – 1014
2019
Q2 		$497K Sell
38,921
-25,521
-40% -$328K ﹤0.01% 852
2019
Q1 		$811K Buy
64,442
+31,540
+96% +$437K 0.01% 731
2018
Q4 		$428K Sell
32,902
-69,328
-68% -$981K ﹤0.01% 847
2018
Q3 		$1.58M Buy
+102,230
New +$1.56M 0.02% 568

Other funds holding OSBC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
DAM
Davis Asset Management Sausalito, California $3.95B AUM 11.79% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
FCM
FJ Capital Management Mclean, Virginia $770M AUM 28.42% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Assenagon Asset Management's OSBC Position: Q2 2026 in Review

Assenagon Asset Management sold out of Old Second Bancorp (OSBC) in Q2 2026, closing a stake of 17,860 shares — an estimated $360K sold.

Assenagon Asset Management first reported a position in OSBC in Q3 2018 and held it in 20 quarters. The position peaked at $6.91M in Q3 2024. 185 funds tracked by Wall St. Rank hold OSBC as of Q2 2026.

  • Assenagon Asset Management reported no remaining Old Second Bancorp position as of Q2 2026 after selling out during the quarter.
  • Assenagon Asset Management sold 17,860 Old Second Bancorp shares in Q2 2026, an estimated $360K.
  • Assenagon Asset Management first reported a position in Old Second Bancorp in Q3 2018 and held it in 20 quarters.
  • Assenagon Asset Management's Old Second Bancorp position peaked at $6.91M in Q3 2024.
  • 185 funds tracked by Wall St. Rank held Old Second Bancorp as of Q2 2026.

Based on Assenagon Asset Management's 13F filing for Q2 2026, filed 8 Jul 2026.