Two Sigma 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
2025
Q4
Sell
-44,500
Closed -$769K 2548
2025
Q3
$769K Sell
44,500
-32,800
-42% -$591K ﹤0.01% 1591
2025
Q2
$1.37M Sell
77,300
-7,800
-9% -$127K ﹤0.01% 1293
2025
Q1
$1.42M Sell
85,100
-3,500
-4% -$62.7K ﹤0.01% 1294
2024
Q4
$1.58M Sell
88,600
-15,500
-15% -$269K ﹤0.01% 1238
2024
Q3
$1.62M Sell
104,100
-36,500
-26% -$587K ﹤0.01% 1183
2024
Q2
$2.08M Sell
140,600
-1,000
-0.7% -$14.1K ﹤0.01% 1173
2024
Q1
$1.96M Buy
141,600
+14,100
+11% +$197K ﹤0.01% 1233
2023
Q4
$1.97M Sell
127,500
-16,600
-12% -$240K ﹤0.01% 1294
2023
Q3
$1.96M Sell
144,100
-4,100
-3% -$59.9K 0.01% 1219
2023
Q2
$1.94M Sell
148,200
-16,200
-10% -$206K ﹤0.01% 1216
2023
Q1
$2.31M Sell
164,400
-8,313
-5% -$133K 0.01% 1201
2022
Q4
$2.77M Buy
172,713
+2,513
+1% +$40.2K 0.01% 1058
2022
Q3
$2.22M Sell
170,200
-59,200
-26% -$831K 0.01% 1120
2022
Q2
$3.07M Buy
229,400
+63,100
+38% +$901K 0.01% 992
2022
Q1
$2.41M Buy
166,300
+8,400
+5% +$118K 0.01% 1151
2021
Q4
$1.99M Sell
157,900
-41,200
-21% -$541K 0.01% 1202
2021
Q3
$2.6M Buy
199,100
+88,700
+80% +$1.06M 0.01% 1111
2021
Q2
$1.37M Buy
110,400
+76,600
+227% +$1.03M ﹤0.01% 1491
2021
Q1
$446K Buy
33,800
+5,700
+20% +$67.1K ﹤0.01% 2060
2020
Q4
$284K Sell
28,100
-8,800
-24% -$83.5K ﹤0.01% 2062
2020
Q3
$277K Sell
36,900
-36,100
-49% -$289K ﹤0.01% 2045
2020
Q2
$568K Buy
73,000
+1,800
+3% +$13.3K ﹤0.01% 1838
2020
Q1
$492K Buy
71,200
+6,500
+10% +$71.5K ﹤0.01% 1817
2019
Q4
$872K Buy
64,700
+24,700
+62% +$308K ﹤0.01% 1640
2019
Q3
$489K Buy
40,000
+24,300
+155% +$301K ﹤0.01% 1722
2019
Q2
$200K Buy
+15,700
New +$202K ﹤0.01% 2132
2018
Q4
Sell
-11,300
Closed -$175K 2426
2018
Q3
$175K Buy
+11,300
New +$172K ﹤0.01% 2100
2018
Q1
Sell
-15,200
Closed -$207K 2387
2017
Q4
$207K Buy
+15,200
New +$202K ﹤0.01% 2080

Other funds holding OSBC

Two Sigma Advisers's OSBC Position: Q4 2025 in Review

Two Sigma Advisers sold out of Old Second Bancorp (OSBC) in Q4 2025, closing a stake of 44,500 shares — an estimated $769K sold.

Two Sigma Advisers first reported a position in OSBC in Q4 2017 and held it in 28 quarters. The position peaked at $3.07M in Q2 2022. 185 funds tracked by Wall St. Rank hold OSBC as of Q4 2025.

  • Two Sigma Advisers reported no remaining Old Second Bancorp position as of Q4 2025 after selling out during the quarter.
  • Two Sigma Advisers sold 44,500 Old Second Bancorp shares in Q4 2025, an estimated $769K.
  • Two Sigma Advisers first reported a position in Old Second Bancorp in Q4 2017 and held it in 28 quarters.
  • Two Sigma Advisers's Old Second Bancorp position peaked at $3.07M in Q2 2022.
  • 185 funds tracked by Wall St. Rank held Old Second Bancorp as of Q4 2025.

Based on Two Sigma Advisers's 13F filing for Q4 2025, filed 17 Feb 2026.