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Aquatic Capital Management’s Old Second Bancorp OSBC Stock Holding History

Aquatic Capital Management’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 		– Sell
-1,775
Closed -$34.6K – 1698
2025
Q4 		$34.6K Sell
1,775
-2,361
-57% -$44.1K ﹤0.01% 1281
2025
Q3 		$71.5K Sell
4,136
-13,120
-76% -$236K ﹤0.01% 1253
2025
Q2 		$306K Buy
17,256
+11,788
+216% +$192K 0.01% 936
2025
Q1 		$91K Sell
5,468
-2,488
-31% -$44.5K ﹤0.01% 1074
2024
Q4 		$141K Buy
7,956
+2,556
+47% +$44.4K ﹤0.01% 1005
2024
Q3 		$84.2K Buy
+5,400
New +$86.9K ﹤0.01% 946
2024
Q1 		– Sell
-6,600
Closed -$102K – 1528
2023
Q4 		$102K Buy
6,600
+6,300
+2,100% +$91.1K ﹤0.01% 1002
2023
Q3 		$4K Sell
300
-700
-70% -$10.2K ﹤0.01% 1180
2023
Q2 		$13K Buy
+1,000
New +$12.7K ﹤0.01% 1174
2022
Q3 		– Sell
-6,600
Closed -$88K – 1457
2022
Q2 		$88K Buy
+6,600
New +$94.3K 0.03% 515
2022
Q1 		– Sell
-1,100
Closed -$14K – 1396
2021
Q4 		$14K Buy
+1,100
New +$14.4K 0.03% 702

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

Aquatic Capital Management's OSBC Position: Q1 2026 in Review

Aquatic Capital Management sold out of Old Second Bancorp (OSBC) in Q1 2026, closing a stake of 1,775 shares — an estimated $34.6K sold.

Aquatic Capital Management first reported a position in OSBC in Q4 2021 and held it in 11 quarters. The position peaked at $306K in Q2 2025. 188 funds tracked by Wall St. Rank hold OSBC as of Q1 2026.

  • Aquatic Capital Management reported no remaining Old Second Bancorp position as of Q1 2026 after selling out during the quarter.
  • Aquatic Capital Management sold 1,775 Old Second Bancorp shares in Q1 2026, an estimated $34.6K.
  • Aquatic Capital Management first reported a position in Old Second Bancorp in Q4 2021 and held it in 11 quarters.
  • Aquatic Capital Management's Old Second Bancorp position peaked at $306K in Q2 2025.
  • 188 funds tracked by Wall St. Rank held Old Second Bancorp as of Q1 2026.

Based on Aquatic Capital Management's 13F filing for Q1 2026, filed 15 May 2026.