AMERICAN SCIENCE & ENGR INC - 029429107
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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| VANGUARD GROUP INC | History | Added to | 539,369 | 37,535 | 0.0% | 0.0% | 1 | +11,968 | 2.27% | Q2 2014 | Aug 11, 2014 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 431,542 | 30,031 | 0.03% | 0.03% | 2 | +24,891 | 6.12% | Q2 2014 | Aug 04, 2014 |
| BlackRock Fund Advisors | History | Reduced | 422,860 | 29,427 | 0.01% | 0.01% | 3 | -15,512 | -3.54% | Q2 2014 | Aug 06, 2014 |
| ROYCE & ASSOCIATES LLC | History | Reduced | 324,497 | 22,582 | 0.07% | 0.06% | 4 | -900 | -0.28% | Q2 2014 | Aug 11, 2014 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 234,845 | 16,343 | 0.01% | 0.01% | 5 | +11,308 | 5.06% | Q2 2014 | Aug 08, 2014 |
| BlackRock Institutional Trust Company, N.A. | History | Reduced | 232,377 | 16,171 | 0.0% | 0.0% | 6 | -32,151 | -12.15% | Q2 2014 | Aug 06, 2014 |
| EAGLE BOSTON INVESTMENT MANAGEMENT INC | History | Reduced | 84,743 | 5,897 | 0.29% | 0.29% | 7 | -1,595 | -1.85% | Q2 2014 | Jul 10, 2014 |
| SMITH ASSET MANAGEMENT GROUP LP | History | Reduced | 52,715 | 3,668 | 0.14% | 0.14% | 8 | -2,720 | -4.91% | Q2 2014 | Jul 23, 2014 |
| BlackRock Investment Management, LLC | History | Reduced | 29,883 | 2,080 | 0.0% | 0.0% | 9 | -1,417 | -4.53% | Q2 2014 | Aug 06, 2014 |
| RHUMBLINE ADVISERS | History | Reduced | 23,706 | 1,650 | 0.0% | 0.0% | 10 | -926 | -3.76% | Q2 2014 | Aug 06, 2014 |
| SCHWAB CHARLES INVESTMENT MANAGEMENT INC | History | Added to | 22,703 | 1,580 | 0.0% | 0.0% | 11 | +2,080 | 10.09% | Q2 2014 | Jul 30, 2014 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 19,772 | 1,376 | 0.0% | 0.0% | 12 | 0 | 0.0% | Q2 2014 | Aug 05, 2014 |
| Nationwide Fund Advisors | History | New | 15,908 | 1,107 | 0.0% | — | 13 | +15,908 | New | Q2 2014 | Aug 11, 2014 |
| BlackRock Group LTD | History | Reduced | 14,537 | 1,011 | 0.0% | 0.0% | 14 | -9,243 | -38.87% | Q2 2014 | Aug 06, 2014 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | History | Added to | 11,237 | 782 | 0.0% | 0.0% | 15 | +156 | 1.41% | Q2 2014 | Aug 07, 2014 |
| CREDIT SUISSE AG/ | History | Added to | 9,528 | 663 | 0.0% | 0.0% | 16 | +4,902 | 105.97% | Q2 2014 | Aug 11, 2014 |
| TEXAS PERMANENT SCHOOL FUND | History | Added to | 7,972 | 555 | 0.01% | 0.01% | 17 | +31 | 0.39% | Q2 2014 | Jul 21, 2014 |
| Swiss National Bank | History | No change | 7,700 | 536 | 0.0% | 0.0% | 18 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| METROPOLITAN LIFE INSURANCE CO/NY | History | Reduced | 7,376 | 513 | 0.0% | 0.0% | 19 | -150 | -1.99% | Q2 2014 | Jul 31, 2014 |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM | History | No change | 7,132 | 496 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q2 2014 | Aug 04, 2014 |
| AMERICAN INTERNATIONAL GROUP INC | History | Reduced | 6,092 | 423 | 0.0% | 0.0% | 21 | -384 | -5.93% | Q2 2014 | Aug 08, 2014 |
| Arizona State Retirement System | History | Added to | 5,507 | 383 | 0.0% | 0.0% | 22 | +100 | 1.85% | Q2 2014 | Aug 07, 2014 |
| BLACKROCK ADVISORS LLC | History | Reduced | 4,568 | 318 | 0.0% | 10.36% | 23 | -877 | -16.11% | Q2 2014 | Aug 06, 2014 |
| STRS OHIO | History | Added to | 4,300 | 299 | 0.0% | 0.0% | 24 | +1,700 | 65.38% | Q2 2014 | Jul 24, 2014 |
| CAPSTONE ASSET MANAGEMENT CO | History | Added to | 4,263 | 297 | 0.01% | 0.01% | 25 | +930 | 27.9% | Q2 2014 | Jul 11, 2014 |
| ProShare Advisors LLC | History | Reduced | 4,106 | 286 | 0.0% | 0.01% | 26 | -4,300 | -51.15% | Q2 2014 | Aug 08, 2014 |
| FIRST QUADRANT L P/CA | History | Added to | 3,737 | 260 | 0.01% | 0.0% | 27 | +1,900 | 103.43% | Q2 2014 | Jul 31, 2014 |
| Louisiana State Employees Retirement System | History | Added to | 3,700 | 257 | 0.01% | 0.01% | 28 | +100 | 2.78% | Q2 2014 | Jul 30, 2014 |
| SEI TRUST CO | History | Added to | 3,677 | 256 | 0.0% | 0.0% | 29 | +277 | 8.15% | Q2 2014 | Jul 22, 2014 |
| Yorktown Management & Research Co Inc | History | No change | 3,600 | 251 | 0.05% | 0.05% | 30 | 0 | 0.0% | Q2 2014 | Jul 23, 2014 |
| TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY | History | No change | 2,000 | 139 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q2 2014 | Jul 18, 2014 |
| Municipal Employees' Retirement System of Michigan | History | No change | 1,900 | 132 | 0.01% | 0.01% | 32 | 0 | 0.0% | Q2 2014 | Aug 04, 2014 |
| MASON STREET ADVISORS, LLC | History | Added to | 991 | 69 | 0.0% | 0.0% | 33 | +31 | 3.23% | Q2 2014 | Aug 05, 2014 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 830 | 58 | 0.0% | 0.0% | 34 | +200 | 31.75% | Q2 2014 | Aug 08, 2014 |
| RidgeWorth Capital Management LLC | History | New | 671 | 47 | 0.0% | — | 35 | +671 | New | Q2 2014 | Jul 31, 2014 |
| Manchester Capital Management LLC | History | Reduced | 500 | 34 | 0.0% | 0.01% | 36 | -500 | -50.0% | Q2 2014 | Jul 31, 2014 |
| GREAT WEST LIFE ASSURANCE CO /CAN/ | History | No change | 454 | 31 | 0.0% | 0.0% | 37 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| TEACHER RETIREMENT SYSTEM OF TEXAS | History | No change | 290 | 20 | 0.0% | 0.0% | 38 | 0 | 0.0% | Q2 2014 | Aug 05, 2014 |
| BlackRock Inc. | History | Reduced | 272 | 19 | 0.0% | 0.0% | 39 | -23 | -7.8% | Q2 2014 | Aug 06, 2014 |
| American Research & Management Co. | History | No change | 120 | 8 | 0.0% | 0.0% | 40 | 0 | 0.0% | Q2 2014 | Jul 15, 2014 |
| ENTERPRISE FINANCIAL SERVICES CORP | History | No change | 49 | 3 | 0.0% | 0.0% | 41 | 0 | 0.0% | Q2 2014 | Jul 24, 2014 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | Closed out | 0 | 0 | — | 0.02% | — | -1,031,353 | -100.0% | Q1 2014 | May 15, 2014 |
| NUANCE INVESTMENTS, LLC | History | Closed out | 0 | 0 | — | 3.79% | — | -405,414 | -100.0% | Q1 2014 | May 14, 2014 |
| RENAISSANCE TECHNOLOGIES LLC | History | Closed out | 0 | 0 | — | 0.06% | — | -389,113 | -100.0% | Q1 2014 | May 14, 2014 |
| AMERIPRISE FINANCIAL INC | History | Closed out | 0 | 0 | — | 0.01% | — | -214,744 | -100.0% | Q1 2014 | May 14, 2014 |
| BTIM Corp. | History | Closed out | 0 | 0 | — | 0.2% | — | -203,099 | -100.0% | Q1 2014 | Apr 11, 2014 |
| STATE STREET CORP | History | Closed out | 0 | 0 | — | 0.0% | — | -173,495 | -100.0% | Q1 2014 | May 15, 2014 |
| NORTHERN TRUST CORP | History | Closed out | 0 | 0 | — | 0.0% | — | -110,549 | -100.0% | Q1 2014 | May 14, 2014 |
| Bank of New York Mellon Corp | History | Closed out | 0 | 0 | — | 0.0% | — | -108,190 | -100.0% | Q1 2014 | May 14, 2014 |
| DEPRINCE RACE & ZOLLO INC | History | Closed out | 0 | 0 | — | 0.08% | — | -99,947 | -100.0% | Q1 2014 | May 14, 2014 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -80,465 | -100.0% | Q1 2014 | May 14, 2014 |
| AQR CAPITAL MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -56,700 | -100.0% | Q1 2014 | May 15, 2014 |
| ING GROEP NV | History | Closed out | 0 | 0 | — | 0.02% | — | -47,900 | -100.0% | Q1 2014 | May 14, 2014 |
| PRINCIPAL FINANCIAL GROUP INC | History | Closed out | 0 | 0 | — | 0.01% | — | -47,667 | -100.0% | Q1 2014 | May 13, 2014 |
| TIAA CREF INVESTMENT MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -47,426 | -100.0% | Q1 2014 | May 13, 2014 |
| BATTERYMARCH FINANCIAL MANAGEMENT INC | History | Closed out | 0 | 0 | — | 0.06% | — | -43,546 | -100.0% | Q1 2014 | May 15, 2014 |
| Invesco Ltd. | History | Closed out | 0 | 0 | — | 0.0% | — | -32,235 | -100.0% | Q1 2014 | May 15, 2014 |
| GOLDMAN SACHS GROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -30,683 | -100.0% | Q1 2014 | May 15, 2014 |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM | History | Closed out | 0 | 0 | — | 0.0% | — | -24,800 | -100.0% | Q1 2014 | Apr 18, 2014 |
| ALLIANCEBERNSTEIN L.P. | History | Closed out | 0 | 0 | — | 0.0% | — | -23,302 | -100.0% | Q1 2014 | May 13, 2014 |
| WELLINGTON MANAGEMENT CO LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -21,868 | -100.0% | Q1 2014 | May 15, 2014 |
| GUGGENHEIM CAPITAL LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -20,079 | -100.0% | Q1 2014 | May 16, 2014 |
| PRUDENTIAL FINANCIAL INC | History | Closed out | 0 | 0 | — | 0.0% | — | -18,447 | -100.0% | Q1 2014 | May 14, 2014 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | Closed out | 0 | 0 | — | 0.0% | — | -17,758 | -100.0% | Q1 2014 | May 14, 2014 |
| TWO SIGMA ADVISERS, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -16,843 | -100.0% | Q1 2014 | May 15, 2014 |
| Gotham Asset Management, LLC | History | Closed out | 0 | 0 | — | 0.02% | — | -16,794 | -100.0% | Q1 2014 | May 15, 2014 |
| PUBLIC SECTOR PENSION INVESTMENT BOARD | History | Closed out | 0 | 0 | — | 0.01% | — | -15,848 | -100.0% | Q1 2014 | May 15, 2014 |
| Sterneck Capital Management, LLC | History | Closed out | 0 | 0 | — | 0.55% | — | -15,101 | -100.0% | Q1 2014 | May 15, 2014 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Closed out | 0 | 0 | — | 0.0% | — | -14,840 | -100.0% | Q1 2014 | May 08, 2014 |
| D. E. Shaw & Co., Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -14,679 | -100.0% | Q1 2014 | May 15, 2014 |
| PARAMETRIC PORTFOLIO ASSOCIATES LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -14,660 | -100.0% | Q1 2014 | May 13, 2014 |
| TEACHERS ADVISORS INC | History | Closed out | 0 | 0 | — | 0.0% | — | -13,442 | -100.0% | Q1 2014 | May 13, 2014 |
| BANK OF AMERICA CORP /DE/ | History | Closed out | 0 | 0 | — | 0.0% | — | -11,770 | -100.0% | Q1 2014 | May 15, 2014 |
| TWO SIGMA INVESTMENTS LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -10,519 | -100.0% | Q1 2014 | May 15, 2014 |
| BOGLE INVESTMENT MANAGEMENT L P /DE/ | History | Closed out | 0 | 0 | — | 0.05% | — | -10,434 | -100.0% | Q1 2014 | May 14, 2014 |
| MORGAN STANLEY | History | Closed out | 0 | 0 | — | 0.0% | — | -8,870 | -100.0% | Q1 2014 | May 13, 2014 |
| Sterling Capital Management LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -8,545 | -100.0% | Q1 2014 | May 16, 2014 |
| I.G. INVESTMENT MANAGEMENT, LTD. | History | Closed out | 0 | 0 | — | 0.0% | — | -8,365 | -100.0% | Q1 2014 | May 15, 2014 |
| COMERICA BANK | History | Closed out | 0 | 0 | — | 0.0% | — | -7,970 | -100.0% | Q1 2014 | May 15, 2014 |
| TD ASSET MANAGEMENT INC | History | Closed out | 0 | 0 | — | 0.0% | — | -7,500 | -100.0% | Q1 2014 | May 09, 2014 |
| MARTINGALE ASSET MANAGEMENT L P | History | Closed out | 0 | 0 | — | 0.02% | — | -7,202 | -100.0% | Q1 2014 | May 14, 2014 |
| UBS AG | History | Closed out | 0 | 0 | — | 0.0% | — | -7,190 | -100.0% | Q1 2014 | May 16, 2014 |
| State of Tennessee, Treasury Department | History | Closed out | 0 | 0 | — | 0.0% | — | -7,100 | -100.0% | Q1 2014 | May 30, 2014 |
| Janney Montgomery Scott LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -7,096 | -100.0% | Q1 2014 | May 14, 2014 |
| DEUTSCHE BANK AG\ | History | Closed out | 0 | 0 | — | 0.0% | — | -6,994 | -100.0% | Q1 2014 | May 15, 2014 |
| ING INVESTMENT MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -6,960 | -100.0% | Q1 2014 | May 15, 2014 |
| BROWN BROTHERS HARRIMAN & CO | History | Closed out | 0 | 0 | — | 0.0% | — | -6,900 | -100.0% | Q1 2014 | May 15, 2014 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | History | Closed out | 0 | 0 | — | 0.0% | — | -6,435 | -100.0% | Q1 2014 | May 15, 2014 |
| JPMORGAN CHASE & CO | History | Closed out | 0 | 0 | — | 0.0% | — | -6,275 | -100.0% | Q1 2014 | May 15, 2014 |
| TDAM USA INC. | History | Closed out | 0 | 0 | — | 0.02% | — | -5,800 | -100.0% | Q1 2014 | May 09, 2014 |
| ROYAL BANK OF CANADA | History | Closed out | 0 | 0 | — | 0.0% | — | -5,744 | -100.0% | Q1 2014 | May 15, 2014 |
| CITIGROUP INC | History | Closed out | 0 | 0 | — | 0.0% | — | -4,727 | -100.0% | Q1 2014 | May 15, 2014 |
| MARTIN & CO INC /TN/ | History | Closed out | 0 | 0 | — | 0.11% | — | -4,574 | -100.0% | Q1 2014 | May 15, 2014 |
| A.R.T. Advisors, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -4,176 | -100.0% | Q1 2014 | May 15, 2014 |
| MILLENNIUM MANAGEMENT LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -3,729 | -100.0% | Q1 2014 | May 15, 2014 |
| Nine Chapters Capital Management LLC | History | Closed out | 0 | 0 | — | 0.03% | — | -3,700 | -100.0% | Q1 2014 | May 15, 2014 |
| KBC Group NV | History | Closed out | 0 | 0 | — | 0.0% | — | -2,011 | -100.0% | Q1 2014 | Apr 30, 2014 |
| PineBridge Investments Ltd | History | Closed out | 0 | 0 | — | 0.0% | — | -1,957 | -100.0% | Q1 2014 | May 14, 2014 |
| BARCLAYS PLC | History | Closed out | 0 | 0 | — | 0.0% | — | -1,803 | -100.0% | Q1 2014 | May 15, 2014 |
| PICTON MAHONEY ASSET MANAGEMENT | History | Closed out | 0 | 0 | — | 0.01% | — | -1,800 | -100.0% | Q1 2014 | May 05, 2014 |
| Index Management Solutions, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -1,326 | -100.0% | Q1 2014 | May 15, 2014 |
| WELLS FARGO & COMPANY/MN | History | Closed out | 0 | 0 | — | 0.0% | — | -1,298 | -100.0% | Q1 2014 | May 15, 2014 |
| VTL Associates, LLC | History | Closed out | 0 | 0 | — | 0.01% | — | -1,197 | -100.0% | Q1 2014 | May 15, 2014 |
| Parallax Volatility Advisers, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -937 | -100.0% | Q1 2014 | May 15, 2014 |
| CITADEL ADVISORS LLC | History | Closed out | 0 | 0 | — | 0.05% | — | -554 | -100.0% | Q1 2014 | Aug 08, 2014 |
| BANK OF MONTREAL /CAN/ | History | Closed out | 0 | 0 | — | 0.0% | — | -521 | -100.0% | Q1 2014 | May 15, 2014 |
| LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA | History | Closed out | 0 | 0 | — | 0.0% | — | -510 | -100.0% | Q1 2014 | Apr 28, 2014 |
| MANAGED ACCOUNT ADVISORS LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -410 | -100.0% | Q1 2014 | May 15, 2014 |
| SPRINGBOK CAPITAL MANAGEMENT, LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -340 | -100.0% | Q1 2014 | May 15, 2014 |
| US BANCORP \DE\ | History | Closed out | 0 | 0 | — | 0.0% | — | -323 | -100.0% | Q1 2014 | May 14, 2014 |
| Johnson Financial Group, Inc. | History | Closed out | 0 | 0 | — | 0.01% | — | -300 | -100.0% | Q1 2014 | May 14, 2014 |
| Creative Planning | History | Closed out | 0 | 0 | — | 0.0% | — | -262 | -100.0% | Q1 2014 | Apr 11, 2014 |
| LADENBURG THALMANN FINANCIAL SERVICES INC | History | Closed out | 0 | 0 | — | 0.0% | — | -154 | -100.0% | Q1 2014 | May 15, 2014 |
| Tower Research Capital LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -149 | -100.0% | Q1 2014 | May 02, 2014 |
| Gemmer Asset Management LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -29 | -100.0% | Q1 2014 | May 23, 2014 |
| BNP PARIBAS ARBITRAGE, SA | History | Closed out | 0 | 0 | — | 0.0% | — | -28 | -100.0% | Q1 2014 | May 13, 2014 |