SEI Investments’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
$2.74M Sell
117,666
-85,422
-42% -$1.83M ﹤0.01% 1792
2026
Q1
$4.09M Buy
203,088
+86,057
+74% +$1.73M ﹤0.01% 1649
2025
Q4
$2.28M Buy
117,031
+61,905
+112% +$1.16M ﹤0.01% 1778
2025
Q3
$953K Buy
55,126
+1,470
+3% +$26.5K ﹤0.01% 1983
2025
Q2
$952K Buy
53,656
+30,612
+133% +$499K ﹤0.01% 1949
2025
Q1
$383K Buy
+23,044
New +$413K ﹤0.01% 2236

Other funds holding OSBC

SEI Investments's OSBC Position: Q2 2026 in Review

SEI Investments reduced its Old Second Bancorp (OSBC) stake by 42% in Q2 2026, selling an estimated $1.83M and leaving 117,666 shares worth $2.74M. The position accounts for ﹤0.01% of the portfolio, ranked #1792.

SEI Investments first reported a position in OSBC in Q1 2025 and has held it in 6 quarters since. The position peaked at $4.09M in Q1 2026. 184 funds tracked by Wall St. Rank hold OSBC as of Q2 2026.

  • SEI Investments held 117,666 shares of Old Second Bancorp worth $2.74M as of Q2 2026.
  • SEI Investments sold 85,422 Old Second Bancorp shares in Q2 2026, an estimated $1.83M.
  • Old Second Bancorp made up ﹤0.01% of SEI Investments's portfolio in Q2 2026, its #1792 holding.
  • SEI Investments first reported a position in Old Second Bancorp in Q1 2025 and has held it in 6 quarters since.
  • SEI Investments's Old Second Bancorp position peaked at $4.09M in Q1 2026.
  • 184 funds tracked by Wall St. Rank held Old Second Bancorp as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.