Bank of Montreal
OSBC icon

Bank of Montreal’s Old Second Bancorp OSBC Stock Holding History

Bank of Montreal’s Portfolio OSBC Stock Details OSBC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.5M Sell
64,272
-54,193
-46% -$1.16M ﹤0.01% 1883
2026
Q1 		$2.39M Sell
118,465
-20,787
-15% -$417K ﹤0.01% 1581
2025
Q4 		$2.72M Sell
139,252
-40,098
-22% -$749K ﹤0.01% 1550
2025
Q3 		$3.1M Buy
+179,350
New +$3.23M ﹤0.01% 1491
2023
Q2 		– Sell
-10,482
Closed -$151K – 4211
2023
Q1 		$151K Buy
+10,482
New +$167K ﹤0.01% 3119
2021
Q3 		– Sell
-102,418
Closed -$1.31M – 3910
2021
Q2 		$1.31M Buy
102,418
+26,010
+34% +$348K ﹤0.01% 2319
2021
Q1 		$997K Sell
76,408
-22,769
-23% -$268K ﹤0.01% 2195
2020
Q4 		$1.07M Buy
99,177
+6,579
+7% +$62.4K ﹤0.01% 2198
2020
Q3 		$772K Sell
92,598
-5,523
-6% -$44.2K ﹤0.01% 2104
2020
Q2 		$685K Buy
98,121
+97,321
+12,165% +$720K ﹤0.01% 2114
2020
Q1 		$5K Sell
800
-3,691
-82% -$40.6K ﹤0.01% 3687
2019
Q4 		$61K Buy
4,491
+1,147
+34% +$14.3K ﹤0.01% 3748
2019
Q3 		$41K Buy
3,344
+146
+5% +$1.81K ﹤0.01% 3723
2019
Q2 		$41K Buy
3,198
+2,398
+300% +$30.8K ﹤0.01% 3788
2019
Q1 		$10K Buy
800
+402
+101% +$5.56K ﹤0.01% 3875
2018
Q4 		$5K Buy
398
+198
+99% +$2.8K ﹤0.01% 4094
2018
Q3 		$3K Sell
200
-6
-3% -$91 ﹤0.01% 4253
2018
Q2 		$3K Buy
+206
New +$3.01K ﹤0.01% 4268
2016
Q2 		– Sell
-431
Closed -$3K – 4260
2016
Q1 		$3K Buy
431
+131
+44% +$903 ﹤0.01% 3919
2015
Q4 		$2K Hold
300
– – ﹤0.01% 3992
2015
Q3 		$2K Buy
+300
New +$1.9K ﹤0.01% 3806

Other funds holding OSBC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
DAM
Davis Asset Management Sausalito, California $3.95B AUM 11.79% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
FCM
FJ Capital Management Mclean, Virginia $770M AUM 28.42% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Bank of Montreal's OSBC Position: Q2 2026 in Review

Bank of Montreal reduced its Old Second Bancorp (OSBC) stake by 46% in Q2 2026, selling an estimated $1.16M and leaving 64,272 shares worth $1.5M. The position accounts for ﹤0.01% of the portfolio, ranked #1883.

Bank of Montreal first reported a position in OSBC in Q3 2015 and has held it in 21 quarters since. The position peaked at $3.1M in Q3 2025. 184 funds tracked by Wall St. Rank hold OSBC as of Q2 2026.

  • Bank of Montreal held 64,272 shares of Old Second Bancorp worth $1.5M as of Q2 2026.
  • Bank of Montreal sold 54,193 Old Second Bancorp shares in Q2 2026, an estimated $1.16M.
  • Old Second Bancorp made up ﹤0.01% of Bank of Montreal's portfolio in Q2 2026, its #1883 holding.
  • Bank of Montreal first reported a position in Old Second Bancorp in Q3 2015 and has held it in 21 quarters since.
  • Bank of Montreal's Old Second Bancorp position peaked at $3.1M in Q3 2025.
  • 184 funds tracked by Wall St. Rank held Old Second Bancorp as of Q2 2026.

Based on Bank of Montreal's 13F filing for Q2 2026, filed 12 Aug 2026.