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Banc Funds Company’s Old Second Bancorp OSBC Stock Holding History

Banc Funds Company’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
Q1 		$20.7M Buy
1,029,143
+123,953
+14% +$2.49M 3.86% 2
2025
Q4 		$17.7M Sell
905,190
-101,188
-10% -$1.89M 3.49% 2
2025
Q3 		$17.4M Sell
1,006,378
-151,000
-13% -$2.72M 3.04% 2
2025
Q2 		$20.5M Sell
1,157,378
-127,200
-10% -$2.07M 3.1% 3
2025
Q1 		$21.4M Sell
1,284,578
-331,500
-21% -$5.94M 2.82% 4
2024
Q4 		$28.7M Sell
1,616,078
-138,210
-8% -$2.4M 3.17% 2
2024
Q3 		$27.3M Sell
1,754,288
-221,400
-11% -$3.56M 2.97% 2
2024
Q2 		$29.3M Sell
1,975,688
-112,374
-5% -$1.58M 3.47% 1
2024
Q1 		$28.9M Sell
2,088,062
-38,200
-2% -$534K 3.27% 1
2023
Q4 		$32.8M Buy
2,126,262
+74,952
+4% +$1.08M 3.24% 1
2023
Q3 		$27.9M Hold
2,051,310
– – 3.27% 1
2023
Q2 		$26.8M Hold
2,051,310
– – 3.16% 1
2023
Q1 		$28.8M Hold
2,051,310
– – 3.08% 1
2022
Q4 		$32.9M Sell
2,051,310
-100,884
-5% -$1.61M 2.9% 1
2022
Q3 		$28.1M Sell
2,152,194
-26,500
-1% -$372K 2.59% 1
2022
Q2 		$29.2M Buy
2,178,694
+20,000
+0.9% +$286K 2.63% 1
2022
Q1 		$31.3M Buy
2,158,694
+209,238
+11% +$2.93M 2.46% 1
2021
Q4 		$24.5M Buy
1,949,456
+314,228
+19% +$4.12M 1.85% 6
2021
Q3 		$21.4M Sell
1,635,228
-32,451
-2% -$390K 1.64% 6
2021
Q2 		$20.7M Buy
1,667,679
+101,685
+6% +$1.36M 1.52% 11
2021
Q1 		$20.7M Buy
1,565,994
+15,000
+1% +$177K 1.57% 10
2020
Q4 		$15.7M Buy
1,550,994
+121,094
+8% +$1.15M 1.48% 11
2020
Q3 		$10.7M Sell
1,429,900
-355,700
-20% -$2.85M 1.39% 14
2020
Q2 		$13.9M Sell
1,785,600
-245,000
-12% -$1.81M 1.65% 8
2020
Q1 		$14M Sell
2,030,600
-145,163
-7% -$1.6M 1.67% 7
2019
Q4 		$29.3M Buy
2,175,763
+61,790
+3% +$771K 2.04% 4
2019
Q3 		$25.8M Buy
2,113,973
+142,500
+7% +$1.77M 1.95% 6
2019
Q2 		$25.2M Buy
1,971,473
+105,446
+6% +$1.36M 1.94% 5
2019
Q1 		$23.5M Sell
1,866,027
-5,924
-0.3% -$82K 1.76% 5
2018
Q4 		$24.1M Sell
1,871,951
-68,280
-4% -$966K 1.82% 6
2018
Q3 		$30M Sell
1,940,231
-233,375
-11% -$3.56M 1.78% 5
2018
Q2 		$31.3M Sell
2,173,606
-209,078
-9% -$3.06M 1.62% 7
2018
Q1 		$33.1M Sell
2,382,684
-134,700
-5% -$1.92M 1.7% 6
2017
Q4 		$34.4M Buy
2,517,384
+73,000
+3% +$969K 1.6% 6
2017
Q3 		$32.9M Sell
2,444,384
-15,698
-0.6% -$184K 1.47% 9
2017
Q2 		$28.4M Sell
2,460,082
-121,100
-5% -$1.41M 1.29% 11
2017
Q1 		$29M Buy
2,581,182
+15,300
+0.6% +$165K 1.25% 14
2016
Q4 		$28.4M Hold
2,565,882
– – 1.2% 19
2016
Q3 		$21.3M Buy
2,565,882
+52,700
+2% +$404K 1.18% 19
2016
Q2 		$17.2M Buy
2,513,182
+37,898
+2% +$269K 1% 23
2016
Q1 		$17.7M Hold
2,475,284
– – 1.12% 20
2015
Q4 		$19.4M Hold
2,475,284
– – 1.11% 19
2015
Q3 		$15.4M Hold
2,475,284
– – 0.95% 28
2015
Q2 		$16.3M Hold
2,475,284
– – 0.99% 27
2015
Q1 		$14.2M Hold
2,475,284
– – 0.93% 33
2014
Q4 		$13.3M Buy
2,475,284
+145,800
+6% +$709K 0.92% 32
2014
Q3 		$11.2M Hold
2,329,484
– – 0.86% 36
2014
Q2 		$11.6M Buy
2,329,484
+1,881,760
+420% +$9.03M 0.84% 37
2014
Q1 		$2.06M Buy
447,724
+41,700
+10% +$198K 0.15% 150
2013
Q4 		$1.88M Buy
406,024
+73,774
+22% +$358K 0.14% 152
2013
Q3 		$1.89M Buy
332,250
+48,500
+17% +$289K 0.16% 147
2013
Q2 		$1.57M Buy
+283,750
New +$1.33M 0.14% 150

Other funds holding OSBC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
DAM
Davis Asset Management Sausalito, California $3.46B AUM 9.77% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
FCM
FJ Capital Management Mclean, Virginia $888M AUM 18.97% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Banc Funds Company's OSBC Position: Q1 2026 in Review

Banc Funds Company increased its Old Second Bancorp (OSBC) stake by 14% in Q1 2026, buying an estimated $2.49M and bringing the position to 1,029,143 shares worth $20.7M. The position accounts for 3.86% of the portfolio, ranked #2.

Banc Funds Company first reported a position in OSBC in Q2 2013 and has held it in 52 quarters since. The position peaked at $34.4M in Q4 2017. 188 funds tracked by Wall St. Rank hold OSBC as of Q1 2026.

  • Banc Funds Company held 1,029,143 shares of Old Second Bancorp worth $20.7M as of Q1 2026.
  • Banc Funds Company bought 123,953 Old Second Bancorp shares in Q1 2026, an estimated $2.49M.
  • Old Second Bancorp made up 3.86% of Banc Funds Company's portfolio in Q1 2026, its #2 holding.
  • Banc Funds Company first reported a position in Old Second Bancorp in Q2 2013 and has held it in 52 quarters since.
  • Banc Funds Company's Old Second Bancorp position peaked at $34.4M in Q4 2017.
  • 188 funds tracked by Wall St. Rank held Old Second Bancorp as of Q1 2026.

Based on Banc Funds Company's 13F filing for Q1 2026, filed 14 May 2026.