| MidWestOne Financial Group, Inc. | 4,054,459 | $156,097 |
| BlackRock, Inc. | 1,341,425 | $51,645 |
| VANGUARD GROUP INC | 988,733 | $38,066 |
| FJ Capital Management LLC | 797,816 | $30,716 |
| DIMENSIONAL FUND ADVISORS LP | 612,588 | $23,585 |
| Magnetar Financial LLC | 563,016 | $21,676 |
| GOLDMAN SACHS GROUP INC | 544,846 | $20,977 |
| ALLIANCEBERNSTEIN L.P. | 522,469 | $20,115 |
| JENNISON ASSOCIATES LLC | 517,960 | $19,941 |
| STATE STREET CORP | 516,188 | $19,873 |
| GEODE CAPITAL MANAGEMENT, LLC | 454,812 | $17,515 |
| Qube Research & Technologies Ltd | 435,549 | $16,769 |
| WELLINGTON MANAGEMENT GROUP LLP | 354,908 | $13,664 |
| MALTESE CAPITAL MANAGEMENT LLC | 340,000 | $13,090 |
| CITIGROUP INC | 324,021 | $12,475 |
| GLAZER CAPITAL, LLC | 249,888 | $10 |
| AQR Arbitrage LLC | 206,184 | $7,938 |
| Stieven Capital Advisors, L.P. | 205,200 | $7,900 |
| MENDON CAPITAL ADVISORS CORP | 184,100 | $7,088 |
| OMERS ADMINISTRATION Corp | 177,700 | $6,841 |
| HEARTLAND ADVISORS INC | 175,616 | $6,761 |
| D. E. Shaw & Co., Inc. | 175,290 | $6,749 |
| Curi Capital, LLC | 171,272 | $6,594 |
| Polar Asset Management Partners Inc. | 169,424 | $6,523 |
| ABC ARBITRAGE SA | 166,401 | $6,406 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 161,420 | $6,215 |
| MILLENNIUM MANAGEMENT LLC | 160,153 | $6,166 |
| NORTHERN TRUST CORP | 135,058 | $5,200 |
| JPMORGAN CHASE & CO | 119,067 | $4,584 |
| JANE STREET GROUP, LLC | 117,415 | $4,520 |
| AMERICAN CENTURY COMPANIES INC | 108,269 | $4,168 |
| BASSWOOD CAPITAL MANAGEMENT, L.L.C. | 106,660 | $4,106 |
| FRANKLIN RESOURCES INC | 100,955 | $3,887 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 100,289 | $3,861 |
| Squarepoint Ops LLC | 99,653 | $3,837 |
| BALYASNY ASSET MANAGEMENT L.P. | 97,481 | $3,753 |
| TWO SIGMA INVESTMENTS, LP | 96,408 | $3,712 |
| MORGAN STANLEY | 93,054 | $3,583 |
| Nuveen, LLC | 92,037 | $3,543 |
| Bank of New York Mellon Corp | 78,716 | $3,031 |
| Pinnacle Holdings, LLC | 76,223 | $2,935 |
| STIFEL FINANCIAL CORP | 72,812 | $2,804 |
| Versor Investments LP | 70,444 | $2,712 |
| Creative Planning | 55,627 | $2,142 |
| BARCLAYS PLC | 55,102 | $2,121 |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 50,938 | $1,961 |
| Kintayl Capital LP | 45,733 | $1,761 |
| AQR CAPITAL MANAGEMENT LLC | 44,326 | $1,707 |
| BANK OF AMERICA CORP /DE/ | 43,425 | $1,672 |
| Fisher Asset Management, LLC | 39,351 | $1,515 |
| TWO SIGMA ADVISERS, LP | 32,300 | $1,244 |
| Invesco Ltd. | 31,075 | $1,196 |
| UBS Group AG | 30,965 | $1,192 |
| RENAISSANCE TECHNOLOGIES LLC | 30,000 | $1,155 |
| Cresset Asset Management, LLC | 29,386 | $1,131 |
| Quantinno Capital Management LP | 27,659 | $1,065 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 27,110 | $1,044 |
| CHOREO, LLC | 26,129 | $1,007 |
| First Trust Capital Management L.P. | 25,886 | $997 |
| Sippican Capital Advisors | 25,684 | $989 |
| NEW YORK LIFE INVESTMENT MANAGEMENT LLC | 24,156 | $930 |
| GABELLI & Co INVESTMENT ADVISERS, INC. | 23,794 | $916 |
| Sagefield Capital LP | 22,992 | $885 |
| STATE OF WISCONSIN INVESTMENT BOARD | 22,690 | $874 |
| WATER ISLAND CAPITAL LLC | 21,980 | $846 |
| WELLS FARGO & COMPANY/MN | 19,402 | $747 |
| Brooklyn Investment Group | 18,728 | $730 |
| RHUMBLINE ADVISERS | 18,445 | $710 |
| FMR LLC | 18,270 | $703 |
| Aquatic Capital Management LLC | 17,784 | $685 |
| CITADEL ADVISORS LLC | 17,773 | $684 |
| TUDOR INVESTMENT CORP ET AL | 17,162 | $661 |
| Rafferty Asset Management, LLC | 16,380 | $631 |
| NICOLET ADVISORY SERVICES, LLC | 15,496 | $618 |
| CREDIT INDUSTRIEL ET COMMERCIAL | 15,194 | $585 |
| Graham Capital Management, L.P. | 13,240 | $510 |
| SEI INVESTMENTS CO | 12,812 | $493 |
| NOMURA HOLDINGS INC | 11,990 | $462 |
| Clarius Group, LLC | 11,503 | $443 |
| DEUTSCHE BANK AG\ | 10,885 | $419 |
| Massar Capital Management, LP | 10,750 | $414 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 9,678 | $0 |
| MetLife Investment Management, LLC | 9,620 | $370 |
| Apella Capital, LLC | 9,216 | $355 |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 8,845 | $341 |
| FIRST TRUST ADVISORS LP | 8,271 | $318 |
| SG Americas Securities, LLC | 8,074 | $0 |
| LMR Partners LLP | 7,979 | $307 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 7,654 | $295 |
| INTECH INVESTMENT MANAGEMENT LLC | 6,009 | $231 |
| NEW YORK STATE COMMON RETIREMENT FUND | 5,820 | $224 |
| Y-Intercept (Hong Kong) Ltd | 5,675 | $218 |
| Aigen Investment Management, LP | 5,612 | $216 |
| VARCOV Co. | 5,440 | $209 |
| Eurizon Capital SGR S.p.A. | 5,001 | $193 |
| Hills Bank & Trust Co | 4,920 | $189 |
| Police & Firemen's Retirement System of New Jersey | 4,370 | $168 |
| BNP PARIBAS ARBITRAGE, SA | 3,904 | $150 |
| AlphaQuest LLC | 3,786 | $146 |
| PenderFund Capital Management Ltd. | 3,305 | $127 |
| 41 other institutions | 21,872 | $720 |