RhumbLine Advisers’s Old Second Bancorp OSBC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.63M Buy
69,998
+3,903
+6% +$83.5K ﹤0.01% 2056
2026
Q1
$1.33M Sell
66,095
-879
-1% -$17.6K ﹤0.01% 2054
2025
Q4
$1.31M Sell
66,974
-8,375
-11% -$156K ﹤0.01% 2090
2025
Q3
$1.3M Buy
75,349
+4,256
+6% +$76.6K ﹤0.01% 2110
2025
Q2
$1.26M Buy
71,093
+2,811
+4% +$45.8K ﹤0.01% 2132
2025
Q1
$1.14M Sell
68,282
-3,263
-5% -$58.4K ﹤0.01% 2112
2024
Q4
$1.27M Buy
71,545
+2,099
+3% +$36.5K ﹤0.01% 2115
2024
Q3
$1.08M Sell
69,446
-3,709
-5% -$59.7K ﹤0.01% 2228
2024
Q2
$1.08M Buy
73,155
+1,923
+3% +$27K ﹤0.01% 2196
2024
Q1
$986K Sell
71,232
-28,564
-29% -$399K ﹤0.01% 2252
2023
Q4
$1.54M Buy
99,796
+228
+0.2% +$3.29K ﹤0.01% 2042
2023
Q3
$1.36M Sell
99,568
-22,649
-19% -$331K ﹤0.01% 2049
2023
Q2
$1.6M Buy
122,217
+53,825
+79% +$685K ﹤0.01% 2031
2023
Q1
$962K Buy
68,392
+4,282
+7% +$68.3K ﹤0.01% 2138
2022
Q4
$1.03M Buy
64,110
+207
+0.3% +$3.31K ﹤0.01% 2115
2022
Q3
$834K Buy
63,903
+3,518
+6% +$49.4K ﹤0.01% 2242
2022
Q2
$808K Buy
60,385
+21,280
+54% +$304K ﹤0.01% 2242
2022
Q1
$567K Sell
39,105
-3,556
-8% -$49.8K ﹤0.01% 2363
2021
Q4
$537K Buy
42,661
+2,111
+5% +$27.7K ﹤0.01% 2479
2021
Q3
$530K Buy
40,550
+802
+2% +$9.63K ﹤0.01% 2514
2021
Q2
$493K Sell
39,748
-6,750
-15% -$90.3K ﹤0.01% 2568
2021
Q1
$614K Sell
46,498
-2,080
-4% -$24.5K ﹤0.01% 2393
2020
Q4
$491K Buy
48,578
+5,981
+14% +$56.8K ﹤0.01% 2448
2020
Q3
$319K Sell
42,597
-6,141
-13% -$49.1K ﹤0.01% 2492
2020
Q2
$379K Sell
48,738
-7,785
-14% -$57.6K ﹤0.01% 2459
2020
Q1
$391K Buy
56,523
+11,300
+25% +$124K ﹤0.01% 2271
2019
Q4
$609K Buy
45,223
+179
+0.4% +$2.23K ﹤0.01% 2288
2019
Q3
$550K Buy
45,044
+3,976
+10% +$49.3K ﹤0.01% 2283
2019
Q2
$524K Buy
41,068
+523
+1% +$6.72K ﹤0.01% 2344
2019
Q1
$510K Sell
40,545
-567
-1% -$7.85K ﹤0.01% 2322
2018
Q4
$534K Buy
41,112
+12,325
+43% +$174K ﹤0.01% 2270
2018
Q3
$445K Buy
28,787
+226
+0.8% +$3.44K ﹤0.01% 2324
2018
Q2
$411K Buy
28,561
+725
+3% +$10.6K ﹤0.01% 2393
2018
Q1
$387K Sell
27,836
-1,425
-5% -$20.3K ﹤0.01% 2326
2017
Q4
$399K Sell
29,261
-5,300
-15% -$70.4K ﹤0.01% 2332
2017
Q3
$465K Buy
34,561
+310
+0.9% +$3.64K ﹤0.01% 2344
2017
Q2
$396K Buy
34,251
+725
+2% +$8.43K ﹤0.01% 2419
2017
Q1
$377K Buy
33,526
+1,243
+4% +$13.4K ﹤0.01% 2388
2016
Q4
$357K Sell
32,283
-1,448
-4% -$13.1K ﹤0.01% 2399
2016
Q3
$280K Buy
33,731
+300
+0.9% +$2.3K ﹤0.01% 2521
2016
Q2
$228K Sell
33,431
-9,280
-22% -$65.8K ﹤0.01% 2673
2016
Q1
$306K Buy
42,711
+4,245
+11% +$29.3K ﹤0.01% 2517
2015
Q4
$302K Buy
38,466
+1,835
+5% +$13.2K ﹤0.01% 2576
2015
Q3
$228K Buy
36,631
+2,243
+7% +$14.2K ﹤0.01% 2709
2015
Q2
$227K Buy
+34,388
New +$208K ﹤0.01% 2820

Other funds holding OSBC

RhumbLine Advisers's OSBC Position: Q2 2026 in Review

RhumbLine Advisers increased its Old Second Bancorp (OSBC) stake by 5.9% in Q2 2026, buying an estimated $83.5K and bringing the position to 69,998 shares worth $1.63M. The position accounts for ﹤0.01% of the portfolio, ranked #2056.

RhumbLine Advisers first reported a position in OSBC in Q2 2015 and has held it in 45 quarters since. 184 funds tracked by Wall St. Rank hold OSBC as of Q2 2026.

  • RhumbLine Advisers held 69,998 shares of Old Second Bancorp worth $1.63M as of Q2 2026.
  • RhumbLine Advisers bought 3,903 Old Second Bancorp shares in Q2 2026, an estimated $83.5K.
  • Old Second Bancorp made up ﹤0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #2056 holding.
  • RhumbLine Advisers first reported a position in Old Second Bancorp in Q2 2015 and has held it in 45 quarters since.
  • 184 funds tracked by Wall St. Rank held Old Second Bancorp as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.