American Century Companies’s Old Second Bancorp OSBC Stock Holding History

American Century Companies's OSBC Position: Q1 2026 in Review

American Century Companies increased its Old Second Bancorp (OSBC) stake by 8.2% in Q1 2026, buying an estimated $2.42M and bringing the position to 1,590,943 shares worth $32.1M. The position accounts for 0.02% of the portfolio, ranked #959.

American Century Companies first reported a position in OSBC in Q1 2020 and has held it in 25 quarters since. 188 funds tracked by Wall St. Rank hold OSBC as of Q1 2026.

• American Century Companies held 1,590,943 shares of Old Second Bancorp worth $32.1M as of Q1 2026.
• American Century Companies bought 120,758 Old Second Bancorp shares in Q1 2026, an estimated $2.42M.
• Old Second Bancorp made up 0.02% of American Century Companies's portfolio in Q1 2026, its #959 holding.
• American Century Companies first reported a position in Old Second Bancorp in Q1 2020 and has held it in 25 quarters since.
• 188 funds tracked by Wall St. Rank held Old Second Bancorp as of Q1 2026.

Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.