OLD SECOND BANCORP INC ILL

Ticker: OSBC CUSIP: 680277100 Class: Common Stock

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM's Holding History (CIK: 0001081019)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 47,172 Value ($000) $920 Avg Close $18.60 Range $16.53 - $20.89
Q3 2025
Shares 39,417 Value ($000) $681 Avg Close $17.86 Range $16.31 - $19.04
Q2 2025
Shares 39,415 Value ($000) $699 Avg Close $16.11 Range $13.93 - $17.67
Q1 2025
Shares 39,923 Value ($000) $664 Avg Close $17.63 Range $15.91 - $19.18
Q4 2024
Shares 39,923 Value ($000) $710 Avg Close $17.06 Range $14.47 - $19.03
Q3 2024
Shares 40,354 Value ($000) $629 Avg Close $15.74 Range $14.06 - $17.09
Q2 2024
Shares 43,608 Value ($000) $646 Avg Close $13.71 Range $12.84 - $14.63
Q1 2024
Shares 44,577 Value ($000) $617 Avg Close $13.58 Range $12.64 - $15.37
Q4 2023
Shares 46,942 Value ($000) $725 Avg Close $14.00 Range $12.63 - $16.25
Q3 2023
Shares 49,073 Value ($000) $668 Avg Close $14.09 Range $12.22 - $15.91
Q2 2023
Shares 52,646 Value ($000) $688 Avg Close $12.23 Range $10.39 - $13.76
Q1 2023
Shares 47,077 Value ($000) $662 Avg Close $15.28 Range $12.57 - $16.97
Q4 2022
Shares 47,888 Value ($000) $768 Avg Close $15.26 Range $12.30 - $17.01
Q3 2022
Shares 47,325 Value ($000) $618 Avg Close $13.36 Range $12.41 - $14.24
Q2 2022
Shares 48,097 Value ($000) $644 Avg Close $13.54 Range $12.61 - $14.88
Q1 2022
Shares 11,987 Value ($000) $174 Avg Close $13.24 Range $11.83 - $14.64
Q4 2021
Shares 14,780 Value ($000) $186 Avg Close $12.35 Range $11.26 - $13.41
Q3 2021
Shares 15,562 Value ($000) $203 Avg Close $11.25 Range $10.48 - $12.48
Q2 2021
Shares 38,381 Value ($000) $476 Avg Close $12.50 Range $11.49 - $13.51
Q1 2021
Shares 42,874 Value ($000) $566 Avg Close $10.96 Range $9.08 - $13.19
Q4 2020
Shares 43,376 Value ($000) $438 Avg Close $8.83 Range $6.86 - $10.03
Q3 2020
Shares 45,171 Value ($000) $339 Avg Close $7.43 Range $6.45 - $8.34
Q2 2020
Shares 45,171 Value ($000) $351 Avg Close $6.87 Range $5.53 - $8.52
Q1 2020
Shares 45,171 Value ($000) $312 Avg Close $10.20 Range $5.65 - $12.55
Q4 2019
Shares 44,655 Value ($000) $602 Avg Close $11.56 Range $10.85 - $12.76
Q3 2019
Shares 44,655 Value ($000) $546 Avg Close $11.47 Range $10.40 - $12.59
Q2 2019
Shares 44,655 Value ($000) $570 Avg Close $11.89 Range $10.57 - $12.61
Q1 2019
Shares 45,470 Value ($000) $572 Avg Close $12.79 Range $11.10 - $13.68
Q4 2018
Shares 45,470 Value ($000) $591 Avg Close $13.06 Range $10.45 - $14.49
Q3 2018
Shares 44,737 Value ($000) $691 Avg Close $14.06 Range $13.23 - $15.04
Q2 2018
Shares 44,443 Value ($000) $640 Avg Close $13.48 Range $12.40 - $14.39
Q1 2018
Shares 44,061 Value ($000) $612 Avg Close $13.11 Range $12.07 - $13.82
Q4 2017
Shares 45,606 Value ($000) $623 Avg Close $12.23 Range $11.19 - $13.71
Q3 2017
Shares 46,676 Value ($000) $628 Avg Close $10.81 Range $9.89 - $12.42
Q2 2017
Shares 51,276 Value ($000) $592 Avg Close $10.69 Range $10.06 - $11.72
Q1 2017
Shares 57,776 Value ($000) $650 Avg Close $9.89 Range $8.86 - $10.57
Q4 2016
Shares 59,176 Value ($000) $654 Avg Close $8.31 Range $6.83 - $10.68
Q3 2016
Shares 60,876 Value ($000) $506 Avg Close $7.02 Range $6.11 - $7.93
Q2 2016
Shares 60,276 Value ($000) $412 Avg Close $6.49 Range $5.83 - $6.90
Q1 2016
Shares 62,454 Value ($000) $448 Avg Close $6.30 Range $5.69 - $7.11
Q4 2015
Shares 54,618 Value ($000) $428 Avg Close $6.59 Range $5.47 - $7.44
Q3 2015
Shares 53,625 Value ($000) $334 Avg Close $5.78 Range $5.42 - $6.21
Q2 2015
Shares 53,825 Value ($000) $355 Avg Close $5.54 Range $4.96 - $6.36