*DAWSON GEOPHYSICAL CO - 239359102
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 632,420 | 18,119 | 0.01% | 0.01% | 1 | +204 | 0.03% | Q2 2014 | Aug 08, 2014 |
| ROYCE & ASSOCIATES LLC | History | No change | 267,200 | 7,655 | 0.02% | 0.02% | 2 | 0 | 0.0% | Q2 2014 | Aug 11, 2014 |
| BlackRock Institutional Trust Company, N.A. | History | Reduced | 266,886 | 7,646 | 0.0% | 0.0% | 3 | -10,309 | -3.72% | Q2 2014 | Aug 06, 2014 |
| VANGUARD GROUP INC | History | Reduced | 249,439 | 7,146 | 0.0% | 0.0% | 4 | -7,393 | -2.88% | Q2 2014 | Aug 11, 2014 |
| ACADIAN ASSET MANAGEMENT LLC | History | Reduced | 208,557 | 5,975 | 0.03% | 0.04% | 5 | -33,792 | -13.94% | Q2 2014 | Jul 21, 2014 |
| BlackRock Fund Advisors | History | Reduced | 206,366 | 5,912 | 0.0% | 0.0% | 6 | -23,356 | -10.17% | Q2 2014 | Aug 06, 2014 |
| GRACE & WHITE INC /NY | History | Added to | 133,695 | 3,830 | 0.74% | 0.52% | 7 | +37,176 | 38.52% | Q2 2014 | Jul 23, 2014 |
| Teton Advisors, Inc. | History | Reduced | 73,300 | 2,100 | 0.14% | 0.14% | 8 | -1,000 | -1.35% | Q2 2014 | Aug 06, 2014 |
| WEDGE CAPITAL MANAGEMENT L L P/NC | History | Reduced | 59,633 | 1,708 | 0.02% | 0.02% | 9 | -267 | -0.45% | Q2 2014 | Aug 11, 2014 |
| Minerva Advisors LLC | History | No change | 59,458 | 1,702 | 0.97% | 0.99% | 10 | 0 | 0.0% | Q2 2014 | Jul 25, 2014 |
| MORGAN DEMPSEY CAPITAL MANAGEMENT LLC | History | Added to | 46,550 | 1,334 | 0.3% | 0.31% | 11 | +2,334 | 5.28% | Q2 2014 | Jul 15, 2014 |
| Adams Asset Advisors, LLC | History | New | 39,300 | 1,125 | 0.2% | — | 12 | +39,300 | New | Q2 2014 | Jul 10, 2014 |
| SCHWAB CHARLES INVESTMENT MANAGEMENT INC | History | No change | 36,160 | 1,036 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q2 2014 | Jul 30, 2014 |
| BlackRock Investment Management, LLC | History | Reduced | 26,671 | 764 | 0.0% | 0.0% | 14 | -530 | -1.95% | Q2 2014 | Aug 06, 2014 |
| CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. | History | Reduced | 24,950 | 714 | 0.01% | 0.01% | 15 | -12,050 | -32.57% | Q2 2014 | Aug 11, 2014 |
| Nationwide Fund Advisors | History | Reduced | 24,451 | 701 | 0.0% | 0.0% | 16 | -468 | -1.88% | Q2 2014 | Aug 11, 2014 |
| CREDIT SUISSE AG/ | History | Reduced | 18,554 | 531 | 0.0% | 0.0% | 17 | -17,313 | -48.27% | Q2 2014 | Aug 11, 2014 |
| AMG National Trust Bank | History | Added to | 16,418 | 470 | 0.05% | 0.05% | 18 | +37 | 0.23% | Q2 2014 | Aug 08, 2014 |
| RHUMBLINE ADVISERS | History | Reduced | 16,094 | 461 | 0.0% | 0.0% | 19 | -360 | -2.19% | Q2 2014 | Aug 06, 2014 |
| Municipal Employees' Retirement System of Michigan | History | No change | 15,500 | 444 | 0.03% | 0.03% | 20 | 0 | 0.0% | Q2 2014 | Aug 04, 2014 |
| GABELLI FUNDS LLC | History | No change | 13,000 | 372 | 0.0% | 0.0% | 21 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| STRS OHIO | History | Reduced | 12,100 | 347 | 0.0% | 0.0% | 22 | -9,450 | -43.85% | Q2 2014 | Jul 24, 2014 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | History | No change | 10,912 | 313 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q2 2014 | Aug 07, 2014 |
| MENTA CAPITAL LLC | History | New | 10,117 | 290 | 0.05% | — | 24 | +10,117 | New | Q2 2014 | Aug 05, 2014 |
| GSA CAPITAL PARTNERS LLP | History | Reduced | 9,497 | 272 | 0.01% | 0.05% | 25 | -13,354 | -58.44% | Q2 2014 | Aug 08, 2014 |
| VIRGINIA RETIREMENT SYSTEMS ET AL | History | No change | 9,100 | 261 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q2 2014 | Jul 23, 2014 |
| METROPOLITAN LIFE INSURANCE CO/NY | History | No change | 7,760 | 222 | 0.0% | 0.0% | 27 | 0 | 0.0% | Q2 2014 | Jul 31, 2014 |
| Swiss National Bank | History | No change | 6,500 | 186 | 0.0% | 0.0% | 28 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| AMERICAN INTERNATIONAL GROUP INC | History | Reduced | 5,275 | 151 | 0.0% | 0.0% | 29 | -200 | -3.65% | Q2 2014 | Aug 08, 2014 |
| BLACKROCK ADVISORS LLC | History | Reduced | 4,752 | 136 | 0.0% | 4.61% | 30 | -1,053 | -18.14% | Q2 2014 | Aug 06, 2014 |
| GREAT WEST LIFE ASSURANCE CO /CAN/ | History | New | 3,600 | 103 | 0.0% | — | 31 | +3,600 | New | Q2 2014 | Aug 06, 2014 |
| BlackRock Group LTD | History | No change | 1,014 | 29 | 0.0% | 0.0% | 32 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| RidgeWorth Capital Management LLC | History | New | 689 | 20 | 0.0% | — | 33 | +689 | New | Q2 2014 | Jul 31, 2014 |
| THOMAS WHITE INTERNATIONAL LTD | History | No change | 495 | 14 | 0.0% | 0.0% | 34 | 0 | 0.0% | Q2 2014 | Aug 11, 2014 |
| TEACHER RETIREMENT SYSTEM OF TEXAS | History | No change | 293 | 8 | 0.0% | 0.0% | 35 | 0 | 0.0% | Q2 2014 | Aug 05, 2014 |
| BlackRock Inc. | History | No change | 227 | 7 | 0.0% | 0.0% | 36 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| THOMPSON SIEGEL & WALMSLEY LLC | History | No change | 200 | 6 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q2 2014 | Aug 12, 2014 |
| PARADIGM CAPITAL MANAGEMENT INC/NY | History | Closed out | 0 | 0 | — | 1.36% | — | -669,563 | -100.0% | Q1 2014 | May 12, 2014 |
| BEDDOW CAPITAL MANAGEMENT INC | History | Closed out | 0 | 0 | — | 3.94% | — | -511,715 | -100.0% | Q1 2014 | May 13, 2014 |
| JPMORGAN CHASE & CO | History | Closed out | 0 | 0 | — | 0.0% | — | -279,805 | -100.0% | Q1 2014 | May 15, 2014 |
| HEARTLAND ADVISORS INC | History | Closed out | 0 | 0 | — | 0.12% | — | -250,000 | -100.0% | Q1 2014 | May 09, 2014 |
| AMERIPRISE FINANCIAL INC | History | Closed out | 0 | 0 | — | 0.0% | — | -219,315 | -100.0% | Q1 2014 | May 14, 2014 |
| STATE STREET CORP | History | Closed out | 0 | 0 | — | 0.0% | — | -191,488 | -100.0% | Q1 2014 | May 15, 2014 |
| GREAT LAKES ADVISORS, LLC | History | Closed out | 0 | 0 | — | 0.21% | — | -174,982 | -100.0% | Q1 2014 | May 22, 2014 |
| VAN DEN BERG MANAGEMENT INC/TX | History | Closed out | 0 | 0 | — | 0.33% | — | -168,499 | -100.0% | Q1 2014 | May 15, 2014 |
| NORTHERN TRUST CORP | History | Closed out | 0 | 0 | — | 0.0% | — | -132,618 | -100.0% | Q1 2014 | May 14, 2014 |
| BRIDGEWAY CAPITAL MANAGEMENT INC | History | Closed out | 0 | 0 | — | 0.08% | — | -97,690 | -100.0% | Q1 2014 | May 15, 2014 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | History | Closed out | 0 | 0 | — | 0.0% | — | -73,069 | -100.0% | Q1 2014 | May 15, 2014 |
| RENAISSANCE TECHNOLOGIES LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -69,356 | -100.0% | Q1 2014 | May 14, 2014 |
| Bank of New York Mellon Corp | History | Closed out | 0 | 0 | — | 0.0% | — | -55,720 | -100.0% | Q1 2014 | May 14, 2014 |
| DALTON GREINER HARTMAN MAHER & CO | History | Closed out | 0 | 0 | — | 0.09% | — | -53,565 | -100.0% | Q1 2014 | Apr 10, 2014 |
| UBS GLOBAL ASSET MANAGEMENT AMERICAS INC | History | Closed out | 0 | 0 | — | 0.0% | — | -50,868 | -100.0% | Q1 2014 | May 23, 2014 |
| Lafitte Capital Management LP | History | Closed out | 0 | 0 | — | 0.82% | — | -50,000 | -100.0% | Q1 2014 | May 15, 2014 |
| TIAA CREF INVESTMENT MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -48,812 | -100.0% | Q1 2014 | May 13, 2014 |
| KEANE CAPITAL MANAGEMENT INC | History | Closed out | 0 | 0 | — | 0.01% | — | -46,122 | -100.0% | Q1 2014 | May 15, 2014 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -41,224 | -100.0% | Q1 2014 | May 14, 2014 |
| DEUTSCHE BANK AG\ | History | Closed out | 0 | 0 | — | 0.0% | — | -38,520 | -100.0% | Q1 2014 | May 15, 2014 |
| PARAMETRIC PORTFOLIO ASSOCIATES LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -35,633 | -100.0% | Q1 2014 | May 13, 2014 |
| Nuveen Asset Management, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -33,034 | -100.0% | Q1 2014 | May 14, 2014 |
| GOLDMAN SACHS GROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -28,611 | -100.0% | Q1 2014 | May 15, 2014 |
| TWO SIGMA ADVISERS, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -28,220 | -100.0% | Q1 2014 | May 15, 2014 |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM | History | Closed out | 0 | 0 | — | 0.0% | — | -25,000 | -100.0% | Q1 2014 | Apr 18, 2014 |
| D. E. Shaw & Co., Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -19,168 | -100.0% | Q1 2014 | May 15, 2014 |
| PANAGORA ASSET MANAGEMENT INC | History | Closed out | 0 | 0 | — | 0.0% | — | -18,661 | -100.0% | Q1 2014 | May 15, 2014 |
| TWO SIGMA INVESTMENTS LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -17,596 | -100.0% | Q1 2014 | May 15, 2014 |
| Invesco Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -16,566 | -100.0% | Q1 2014 | May 15, 2014 |
| TEACHERS ADVISORS INC | History | Closed out | 0 | 0 | — | 0.0% | — | -16,183 | -100.0% | Q1 2014 | May 13, 2014 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Closed out | 0 | 0 | — | 0.0% | — | -14,579 | -100.0% | Q1 2014 | May 08, 2014 |
| RUSSELL FRANK CO/ | History | Closed out | 0 | 0 | — | 0.0% | — | -13,101 | -100.0% | Q1 2014 | May 16, 2014 |
| BANK OF MONTREAL /CAN/ | History | Closed out | 0 | 0 | — | 0.0% | — | -11,485 | -100.0% | Q1 2014 | May 15, 2014 |
| MILLENNIUM MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,975 | -100.0% | Q1 2014 | May 15, 2014 |
| PEAK6 Investments, L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -10,302 | -100.0% | Q1 2014 | May 19, 2014 |
| AQR CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -9,973 | -100.0% | Q1 2014 | May 15, 2014 |
| ING INVESTMENT MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -9,791 | -100.0% | Q1 2014 | May 15, 2014 |
| EAGLE GLOBAL ADVISORS LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -9,100 | -100.0% | Q1 2014 | May 15, 2014 |
| GENERAL MOTORS INVESTMENT MANAGEMENT CORP | History | Closed out | 0 | 0 | — | 0.02% | — | -8,727 | -100.0% | Q1 2014 | May 05, 2014 |
| ProShare Advisors LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -8,144 | -100.0% | Q1 2014 | May 07, 2014 |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -7,922 | -100.0% | Q1 2014 | May 15, 2014 |
| NOMURA HOLDINGS INC | History | Closed out | 0 | 0 | — | 0.0% | — | -7,720 | -100.0% | Q1 2014 | May 14, 2014 |
| US BANCORP \DE\ | History | Closed out | 0 | 0 | — | 0.0% | — | -6,693 | -100.0% | Q1 2014 | May 14, 2014 |
| CITIGROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -5,476 | -100.0% | Q1 2014 | May 15, 2014 |
| FIRST QUADRANT L P/CA | History | Closed out | 0 | 0 | — | 0.0% | — | -5,400 | -100.0% | Q1 2014 | Apr 29, 2014 |
| MORGAN STANLEY | History | Closed out | 0 | 0 | — | 0.0% | — | -4,591 | -100.0% | Q1 2014 | May 13, 2014 |
| ALLIANCEBERNSTEIN L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -4,223 | -100.0% | Q1 2014 | May 13, 2014 |
| BARCLAYS PLC | History | Closed out | 0 | 0 | — | 0.0% | — | -3,644 | -100.0% | Q1 2014 | May 15, 2014 |
| SPRINGBOK CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -2,000 | -100.0% | Q1 2014 | May 15, 2014 |
| Tower Research Capital LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -1,513 | -100.0% | Q1 2014 | May 02, 2014 |
| UBS AG | History | Closed out | 0 | 0 | — | 0.0% | — | -1,225 | -100.0% | Q1 2014 | May 16, 2014 |
| LADENBURG THALMANN FINANCIAL SERVICES INC | History | Closed out | 0 | 0 | — | 0.0% | — | -360 | -100.0% | Q1 2014 | May 15, 2014 |
| WELLS FARGO & COMPANY/MN | History | Closed out | 0 | 0 | — | 0.0% | — | -254 | -100.0% | Q1 2014 | May 15, 2014 |
| GLOBEFLEX CAPITAL L P | History | Closed out | 0 | 0 | — | 0.0% | — | -78 | -100.0% | Q1 2014 | Apr 23, 2014 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | 0.0% | — | -20 | -100.0% | Q1 2014 | May 15, 2014 |