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Old Second Banco (OSBC)
NASDAQ
$25.24-$0.10 (-0.37%)
Price as of Aug 21, 2026 4:10 PM EDT- $1.3BMarket Cap
- 39.64%1-Year Change
- Banks - RegionalIndustry
Old Second Banco (OSBC)
$25.24-$0.10 (-0.37%)
Top Holders
Institutional
Mutual Funds
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
BLACKROCK, INC. | 8.36% | 4.3M | +172,439 (+4.01%) | Jun 30, 2026 |
BLACKROCK FUNDING, INC. /DE | 6.88% | 3.5M | -142,662 (-4.03%) | Dec 31, 2024 |
BLACKROCK INC. | 6.68% | 3.4M | +121,822 (+3.54%) | Jun 30, 2024 |
VANGUARD GROUP INC | 6.37% | 3.3M | +8,395 (+0.26%) | Dec 31, 2025 |
DIMENSIONAL FUND ADVISORS LP | 4.86% | 2.5M | +109,809 (+4.39%) | Jun 30, 2026 |
VANGUARD CAPITAL MANAGEMENT LLC | 4.24% | 2.2M | -71,972 (-3.30%) | Jun 30, 2026 |
STATE STREET CORP | 3.58% | 1.8M | +239,900 (+13.04%) | Jun 30, 2026 |
Holder | Ownership %
| Shares Held | Change (Shares, %) | Report Date |
|---|---|---|---|---|
VANGUARD INDEX FUNDS | 4.28% | 2.2M | +22,554 (+1.02%) | Mar 31, 2026 |
THOMPSON IM FUNDS INC | 3.78% | 1.9M | 0 (0.00%) | May 31, 2026 |
AMERICAN CENTURY ETF TRUST | 3.19% | 1.6M | +158,953 (+9.69%) | May 31, 2026 |
DFA INVESTMENT DIMENSIONS GROUP INC | 2.57% | 1.3M | +116,847 (+8.83%) | Apr 30, 2026 |
Dimensional ETF Trust | 1.65% | 850,572 | +53,560 (+6.30%) | Apr 30, 2026 |
FIDELITY SALEM STREET TRUST | 0.98% | 502,147 | +440,643 (+87.75%) | Apr 30, 2026 |
FIDELITY CONCORD STREET TRUST | 0.96% | 492,045 | +7,495 (+1.52%) | May 31, 2026 |
Current Ownership Distribution
- Institutions608.1M (79.22%)
- Mutual Funds158.5M (20.64%)
- Insiders1.1M (0.14%)
- Other0 (0.00%)
Insider Transactions
- 0.14% (1.1M)Current InsiderOwnership (%, shares)
- 0Number of InsiderBuying (last 12 months)
- $0.00Amount of InsiderBuying (last 12 months)
- 2Number of InsiderSelling (last 12 months)
- $26.1MAmount of InsiderSelling (last 12 months)
Insider Name & Title | Type | Date
| Transaction Value | Shares | Share Price | Shares After Transactions |
|---|---|---|---|---|---|---|
Eccher James CHAIRMAN AND CEO | Sell | Aug 12, 2026 | $494,700.56 | 19,313 | $25.61 | 303,399 |
Eccher James CHAIRMAN AND CEO | Sell | Aug 11, 2026 | $1.4M | 55,687 | $25.46 | 322,712 |
Pilmer Donald EVP | Other | Jun 30, 2026 | $0.00 | 1 | $0.00 | 184 |
ADAMS BRADLEY S. CFO & COO | Other | Jun 30, 2026 | $0.00 | 34 | $0.00 | 10,193 |
Gartelmann Richard A JR EVP | Other | Jun 30, 2026 | $0.00 | 42 | $0.00 | 12,648 |
Pilmer Donald EVP | Other | Jun 30, 2026 | $0.00 | 14 | $0.00 | 4,037 |
ADAMS BRADLEY S. CFO & COO | Other | Mar 31, 2026 | $0.00 | 35 | $0.00 | 10,159 |
Pilmer Donald EVP | Other | Mar 31, 2026 | $0.00 | 13 | $0.00 | 4,023 |
Eccher James CHAIRMAN AND CEO | Other | Mar 31, 2026 | $0.00 | 369 | $0.00 | 33,387 |
Gartelmann Richard A JR EVP | Other | Mar 31, 2026 | $0.00 | 43 | $0.00 | 12,606 |
Eccher James CHAIRMAN AND CEO | Other | Mar 31, 2026 | $0.00 | 22 | $0.00 | 6,357 |
Pilmer Donald EVP | Other | Mar 31, 2026 | $0.00 | 1 | $0.00 | 183 |
COLLINS GARY S VICE CHAIRMAN | Other | Mar 31, 2026 | $0.00 | 253 | $0.00 | 7,058 |
COLLINS GARY S VICE CHAIRMAN | Award | Mar 02, 2026 | $0.00 | 14,432 | $0.00 | 5,462 |
Eccher James CHAIRMAN AND CEO | Award | Mar 02, 2026 | $0.00 | 43,818 | $0.00 | 391,237 |
Gartelmann Richard A JR EVP | Award | Mar 02, 2026 | $0.00 | 4,523 | $0.00 | 26,565 |
Eccher James CHAIRMAN AND CEO | In Kind | Mar 02, 2026 | $255,604.58 | 12,838 | $19.91 | 378,399 |
COLLINS GARY S VICE CHAIRMAN | In Kind | Mar 02, 2026 | $84,179.48 | 4,228 | $19.91 | 15,666 |
ADAMS BRADLEY S. CFO & COO | Award | Mar 02, 2026 | $0.00 | 15,657 | $0.00 | 164,988 |
Gartelmann Richard A JR EVP | In Kind | Mar 02, 2026 | $30,601.67 | 1,537 | $19.91 | 29,551 |
ADAMS BRADLEY S. CFO & COO | In Kind | Mar 02, 2026 | $91,327.17 | 4,587 | $19.91 | 160,401 |
KLAESER DENNIS L | In Kind | Feb 21, 2026 | $63,293.89 | 3,077 | $20.57 | 10,595 |
Temple Rocks Patti | In Kind | Feb 21, 2026 | $63,293.89 | 3,077 | $20.57 | 10,595 |
Finn Barry | In Kind | Feb 21, 2026 | $63,293.89 | 3,077 | $20.57 | 10,595 |
Eccher James CHAIRMAN AND CEO | In Kind | Feb 21, 2026 | $154,583.55 | 7,515 | $20.57 | 213,290 |
BONIFAS EDWARD | In Kind | Feb 21, 2026 | $63,293.89 | 3,077 | $20.57 | 10,595 |
COLLINS GARY S VICE CHAIRMAN | In Kind | Feb 21, 2026 | $57,266.88 | 2,784 | $20.57 | 45,558 |
Williams John JR | In Kind | Feb 21, 2026 | $63,293.89 | 3,077 | $20.57 | 10,595 |
MCLEAN HUGH H | In Kind | Feb 21, 2026 | $63,293.89 | 3,077 | $20.57 | 10,595 |
Kotche Keith | In Kind | Feb 21, 2026 | $63,293.89 | 3,077 | $20.57 | 10,595 |