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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| PRICE T ROWE ASSOCIATES INC /MD/ | History | No change | 1,031,353 | 69,276 | 0.02% | 0.02% | 1 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| VANGUARD GROUP INC | History | Added to | 539,369 | 37,535 | 0.0% | 0.0% | 2 | +11,968 | 2.27% | Q2 2014 | Aug 11, 2014 |
| AMERICAN CENTURY COMPANIES INC | History | Added to | 431,542 | 30,031 | 0.03% | 0.03% | 3 | +24,891 | 6.12% | Q2 2014 | Aug 04, 2014 |
| BlackRock Fund Advisors | History | Reduced | 422,860 | 29,427 | 0.01% | 0.01% | 4 | -15,512 | -3.54% | Q2 2014 | Aug 06, 2014 |
| NUANCE INVESTMENTS, LLC | History | No change | 405,414 | 27,232 | 3.79% | 3.79% | 5 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| RENAISSANCE TECHNOLOGIES LLC | History | No change | 389,113 | 26,137 | 0.06% | 0.06% | 6 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| ROYCE & ASSOCIATES LLC | History | Reduced | 324,497 | 22,582 | 0.07% | 0.06% | 7 | -900 | -0.28% | Q2 2014 | Aug 11, 2014 |
| DIMENSIONAL FUND ADVISORS LP | History | Added to | 234,845 | 16,343 | 0.01% | 0.01% | 8 | +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% | 9 | -32,151 | -12.15% | Q2 2014 | Aug 06, 2014 |
| AMERIPRISE FINANCIAL INC | History | No change | 214,744 | 14,425 | 0.01% | 0.01% | 10 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| STATE STREET CORP | History | No change | 173,495 | 11,651 | 0.0% | 0.0% | 11 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| NORTHERN TRUST CORP | History | No change | 110,549 | 7,426 | 0.0% | 0.0% | 12 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| Bank of New York Mellon Corp | History | No change | 108,190 | 7,267 | 0.0% | 0.0% | 13 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| DEPRINCE RACE & ZOLLO INC | History | No change | 99,947 | 6,713 | 0.08% | 0.08% | 14 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| EAGLE BOSTON INVESTMENT MANAGEMENT INC | History | Reduced | 84,743 | 5,897 | 0.29% | 0.29% | 15 | -1,595 | -1.85% | Q2 2014 | Jul 10, 2014 |
| GEODE CAPITAL MANAGEMENT, LLC | History | No change | 80,465 | 5,404 | 0.0% | 0.0% | 16 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| AQR CAPITAL MANAGEMENT LLC | History | No change | 56,700 | 3,809 | 0.01% | 0.01% | 17 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| SMITH ASSET MANAGEMENT GROUP LP | History | Reduced | 52,715 | 3,668 | 0.14% | 0.14% | 18 | -2,720 | -4.91% | Q2 2014 | Jul 23, 2014 |
| PRINCIPAL FINANCIAL GROUP INC | History | No change | 47,667 | 3,202 | 0.01% | 0.01% | 19 | 0 | 0.0% | Q1 2014 | May 13, 2014 |
| TIAA CREF INVESTMENT MANAGEMENT LLC | History | No change | 47,426 | 3,186 | 0.0% | 0.0% | 20 | 0 | 0.0% | Q1 2014 | May 13, 2014 |
| ING GROEP NV | History | No change | 47,900 | 3,143 | 0.02% | 0.02% | 21 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| BATTERYMARCH FINANCIAL MANAGEMENT INC | History | No change | 43,546 | 2,925 | 0.06% | 0.06% | 22 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Invesco Ltd. | History | No change | 32,235 | 2,165 | 0.0% | 0.0% | 23 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| BlackRock Investment Management, LLC | History | Reduced | 29,883 | 2,080 | 0.0% | 0.0% | 24 | -1,417 | -4.53% | Q2 2014 | Aug 06, 2014 |
| GOLDMAN SACHS GROUP INC | History | No change | 30,683 | 2,061 | 0.0% | 0.0% | 25 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM | History | No change | 24,800 | 1,665 | 0.0% | 0.0% | 26 | 0 | 0.0% | Q1 2014 | Apr 18, 2014 |
| RHUMBLINE ADVISERS | History | Reduced | 23,706 | 1,650 | 0.0% | 0.0% | 27 | -926 | -3.76% | Q2 2014 | Aug 06, 2014 |
| SCHWAB CHARLES INVESTMENT MANAGEMENT INC | History | Added to | 22,703 | 1,580 | 0.0% | 0.0% | 28 | +2,080 | 10.09% | Q2 2014 | Jul 30, 2014 |
| ALLIANCEBERNSTEIN L.P. | History | No change | 23,302 | 1,565 | 0.0% | 0.0% | 29 | 0 | 0.0% | Q1 2014 | May 13, 2014 |
| WELLINGTON MANAGEMENT CO LLP | History | No change | 21,868 | 1,469 | 0.0% | 0.0% | 30 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 19,772 | 1,376 | 0.0% | 0.0% | 31 | 0 | 0.0% | Q2 2014 | Aug 05, 2014 |
| GUGGENHEIM CAPITAL LLC | History | No change | 20,079 | 1,349 | 0.0% | 0.0% | 32 | 0 | 0.0% | Q1 2014 | May 16, 2014 |
| PRUDENTIAL FINANCIAL INC | History | No change | 18,447 | 1,239 | 0.0% | 0.0% | 33 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | History | No change | 17,758 | 1,193 | 0.0% | 0.0% | 34 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| TWO SIGMA ADVISERS, LLC | History | No change | 16,843 | 1,130 | 0.01% | 0.01% | 35 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Gotham Asset Management, LLC | History | No change | 16,794 | 1,128 | 0.02% | 0.02% | 36 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Nationwide Fund Advisors | History | New | 15,908 | 1,107 | 0.0% | — | 37 | +15,908 | New | Q2 2014 | Aug 11, 2014 |
| PUBLIC SECTOR PENSION INVESTMENT BOARD | History | No change | 15,848 | 1,065 | 0.01% | 0.01% | 38 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Sterneck Capital Management, LLC | History | No change | 15,101 | 1,014 | 0.55% | 0.55% | 39 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| BlackRock Group LTD | History | Reduced | 14,537 | 1,011 | 0.0% | 0.0% | 40 | -9,243 | -38.87% | Q2 2014 | Aug 06, 2014 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | No change | 14,840 | 997 | 0.0% | 0.0% | 41 | 0 | 0.0% | Q1 2014 | May 08, 2014 |
| D. E. Shaw & Co., Inc. | History | No change | 14,679 | 986 | 0.0% | 0.0% | 42 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| PARAMETRIC PORTFOLIO ASSOCIATES LLC | History | No change | 14,660 | 985 | 0.0% | 0.0% | 43 | 0 | 0.0% | Q1 2014 | May 13, 2014 |
| TEACHERS ADVISORS INC | History | No change | 13,442 | 903 | 0.0% | 0.0% | 44 | 0 | 0.0% | Q1 2014 | May 13, 2014 |
| BANK OF AMERICA CORP /DE/ | History | No change | 11,770 | 791 | 0.0% | 0.0% | 45 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM | History | Added to | 11,237 | 782 | 0.0% | 0.0% | 46 | +156 | 1.41% | Q2 2014 | Aug 07, 2014 |
| TWO SIGMA INVESTMENTS LLC | History | No change | 10,519 | 707 | 0.0% | 0.0% | 47 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| BOGLE INVESTMENT MANAGEMENT L P /DE/ | History | No change | 10,434 | 700 | 0.05% | 0.05% | 48 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| CREDIT SUISSE AG/ | History | Added to | 9,528 | 663 | 0.0% | 0.0% | 49 | +4,902 | 105.97% | Q2 2014 | Aug 11, 2014 |
| MORGAN STANLEY | History | No change | 8,870 | 596 | 0.0% | 0.0% | 50 | 0 | 0.0% | Q1 2014 | May 13, 2014 |
| Sterling Capital Management LLC | History | No change | 8,545 | 574 | 0.0% | 0.0% | 51 | 0 | 0.0% | Q1 2014 | May 16, 2014 |
| I.G. INVESTMENT MANAGEMENT, LTD. | History | No change | 8,365 | 562 | 0.0% | 0.0% | 52 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| TEXAS PERMANENT SCHOOL FUND | History | Added to | 7,972 | 555 | 0.01% | 0.01% | 53 | +31 | 0.39% | Q2 2014 | Jul 21, 2014 |
| Swiss National Bank | History | No change | 7,700 | 536 | 0.0% | 0.0% | 54 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| COMERICA BANK | History | No change | 7,970 | 535 | 0.0% | 0.0% | 55 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| METROPOLITAN LIFE INSURANCE CO/NY | History | Reduced | 7,376 | 513 | 0.0% | 0.0% | 56 | -150 | -1.99% | Q2 2014 | Jul 31, 2014 |
| TD ASSET MANAGEMENT INC | History | No change | 7,500 | 504 | 0.0% | 0.0% | 57 | 0 | 0.0% | Q1 2014 | May 09, 2014 |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM | History | No change | 7,132 | 496 | 0.0% | 0.0% | 58 | 0 | 0.0% | Q2 2014 | Aug 04, 2014 |
| MARTINGALE ASSET MANAGEMENT L P | History | No change | 7,202 | 484 | 0.02% | 0.02% | 59 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| UBS AG | History | No change | 7,190 | 483 | 0.0% | 0.0% | 60 | 0 | 0.0% | Q1 2014 | May 16, 2014 |
| State of Tennessee, Treasury Department | History | No change | 7,100 | 477 | 0.0% | 0.0% | 61 | 0 | 0.0% | Q1 2014 | May 30, 2014 |
| Janney Montgomery Scott LLC | History | No change | 7,096 | 476 | 0.01% | 0.01% | 62 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| DEUTSCHE BANK AG\ | History | No change | 6,994 | 469 | 0.0% | 0.0% | 63 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| ING INVESTMENT MANAGEMENT LLC | History | No change | 6,960 | 468 | 0.0% | 0.0% | 64 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| BROWN BROTHERS HARRIMAN & CO | History | No change | 6,900 | 463 | 0.0% | 0.0% | 65 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | History | No change | 6,435 | 433 | 0.0% | 0.0% | 66 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| AMERICAN INTERNATIONAL GROUP INC | History | Reduced | 6,092 | 423 | 0.0% | 0.0% | 67 | -384 | -5.93% | Q2 2014 | Aug 08, 2014 |
| JPMORGAN CHASE & CO | History | No change | 6,275 | 421 | 0.0% | 0.0% | 68 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| TDAM USA INC. | History | No change | 5,800 | 390 | 0.02% | 0.02% | 69 | 0 | 0.0% | Q1 2014 | May 09, 2014 |
| ROYAL BANK OF CANADA | History | No change | 5,744 | 385 | 0.0% | 0.0% | 70 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Arizona State Retirement System | History | Added to | 5,507 | 383 | 0.0% | 0.0% | 71 | +100 | 1.85% | Q2 2014 | Aug 07, 2014 |
| BLACKROCK ADVISORS LLC | History | Reduced | 4,568 | 318 | 0.0% | 0.0% | 72 | -877 | -16.11% | Q2 2014 | Aug 06, 2014 |
| CITIGROUP INC | History | No change | 4,727 | 317 | 0.0% | 0.0% | 73 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| MARTIN & CO INC /TN/ | History | No change | 4,574 | 307 | 0.11% | 0.11% | 74 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| STRS OHIO | History | Added to | 4,300 | 299 | 0.0% | 0.0% | 75 | +1,700 | 65.38% | Q2 2014 | Jul 24, 2014 |
| CAPSTONE ASSET MANAGEMENT CO | History | Added to | 4,263 | 297 | 0.01% | 0.01% | 76 | +930 | 27.9% | Q2 2014 | Jul 11, 2014 |
| ProShare Advisors LLC | History | Reduced | 4,106 | 286 | 0.0% | 0.01% | 77 | -4,300 | -51.15% | Q2 2014 | Aug 08, 2014 |
| A.R.T. Advisors, LLC | History | No change | 4,176 | 280 | 0.01% | 0.01% | 78 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| FIRST QUADRANT L P/CA | History | Added to | 3,737 | 260 | 0.01% | 0.0% | 79 | +1,900 | 103.43% | Q2 2014 | Jul 31, 2014 |
| Louisiana State Employees Retirement System | History | Added to | 3,700 | 257 | 0.01% | 0.01% | 80 | +100 | 2.78% | Q2 2014 | Jul 30, 2014 |
| SEI TRUST CO | History | Added to | 3,677 | 256 | 0.0% | 0.0% | 81 | +277 | 8.15% | Q2 2014 | Jul 22, 2014 |
| Yorktown Management & Research Co Inc | History | No change | 3,600 | 251 | 0.05% | 0.05% | 82 | 0 | 0.0% | Q2 2014 | Jul 23, 2014 |
| MILLENNIUM MANAGEMENT LLC | History | No change | 3,729 | 250 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Nine Chapters Capital Management LLC | History | No change | 3,700 | 249 | 0.03% | 0.03% | 84 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY | History | No change | 2,000 | 139 | 0.0% | 0.0% | 85 | 0 | 0.0% | Q2 2014 | Jul 18, 2014 |
| PineBridge Investments Ltd | History | No change | 1,957 | 132 | 0.0% | 0.0% | 86 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| Municipal Employees' Retirement System of Michigan | History | No change | 1,900 | 132 | 0.01% | 0.01% | 87 | 0 | 0.0% | Q2 2014 | Aug 04, 2014 |
| BARCLAYS PLC | History | No change | 1,803 | 121 | 0.0% | 0.0% | 88 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| PICTON MAHONEY ASSET MANAGEMENT | History | No change | 1,800 | 121 | 0.01% | 0.01% | 89 | 0 | 0.0% | Q1 2014 | May 05, 2014 |
| Index Management Solutions, LLC | History | No change | 1,326 | 89 | 0.01% | 0.01% | 90 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| WELLS FARGO & COMPANY/MN | History | No change | 1,298 | 88 | 0.0% | 0.0% | 91 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| VTL Associates, LLC | History | No change | 1,197 | 80 | 0.01% | 0.01% | 92 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| MASON STREET ADVISORS, LLC | History | Added to | 991 | 69 | 0.0% | 0.0% | 93 | +31 | 3.23% | Q2 2014 | Aug 05, 2014 |
| Parallax Volatility Advisers, LLC | History | No change | 937 | 63 | 0.0% | 0.0% | 94 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| PNC FINANCIAL SERVICES GROUP, INC. | History | Added to | 830 | 58 | 0.0% | 0.0% | 95 | +200 | 31.75% | Q2 2014 | Aug 08, 2014 |
| RidgeWorth Capital Management LLC | History | New | 671 | 47 | 0.0% | — | 96 | +671 | New | Q2 2014 | Jul 31, 2014 |
| CITADEL ADVISORS LLC | History | No change | 554 | 37 | 0.0% | 0.0% | 97 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| BANK OF MONTREAL /CAN/ | History | No change | 521 | 35 | 0.0% | 0.0% | 98 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Manchester Capital Management LLC | History | Reduced | 500 | 34 | 0.0% | 0.01% | 100 | -500 | -50.0% | Q2 2014 | Jul 31, 2014 |
| LORING WOLCOTT & COOLIDGE FIDUCIARY ADVISORS LLP/MA | History | No change | 510 | 34 | 0.0% | 0.0% | 99 | 0 | 0.0% | Q1 2014 | Apr 28, 2014 |
| GREAT WEST LIFE ASSURANCE CO /CAN/ | History | No change | 454 | 31 | 0.0% | 0.0% | 101 | 0 | 0.0% | Q2 2014 | Aug 06, 2014 |
| MANAGED ACCOUNT ADVISORS LLC | History | No change | 410 | 28 | 0.0% | 0.0% | 102 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| SPRINGBOK CAPITAL MANAGEMENT, LLC | History | No change | 340 | 23 | 0.0% | 0.0% | 103 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| US BANCORP \DE\ | History | No change | 323 | 22 | 0.0% | 0.0% | 104 | 0 | 0.0% | Q1 2014 | May 14, 2014 |
| TEACHER RETIREMENT SYSTEM OF TEXAS | History | No change | 290 | 20 | 0.0% | 0.0% | 105 | 0 | 0.0% | Q2 2014 | Aug 05, 2014 |
| BlackRock Inc. | History | Reduced | 272 | 19 | 0.0% | 0.0% | 106 | -23 | -7.8% | Q2 2014 | Aug 06, 2014 |
| Creative Planning | History | No change | 262 | 18 | 0.0% | 0.0% | 107 | 0 | 0.0% | Q1 2014 | Apr 11, 2014 |
| LADENBURG THALMANN FINANCIAL SERVICES INC | History | No change | 154 | 10 | 0.0% | 0.0% | 108 | 0 | 0.0% | Q1 2014 | May 15, 2014 |
| Tower Research Capital LLC | History | No change | 149 | 10 | 0.0% | 0.0% | 109 | 0 | 0.0% | Q1 2014 | May 02, 2014 |
| American Research & Management Co. | History | No change | 120 | 8 | 0.0% | 0.0% | 110 | 0 | 0.0% | Q2 2014 | Jul 15, 2014 |
| ENTERPRISE FINANCIAL SERVICES CORP | History | No change | 49 | 3 | 0.0% | 0.0% | 111 | 0 | 0.0% | Q2 2014 | Jul 24, 2014 |
| BNP PARIBAS ARBITRAGE, SA | History | No change | 28 | 1 | 0.0% | 0.0% | 112 | 0 | 0.0% | Q1 2014 | May 13, 2014 |
| Gemmer Asset Management LLC | History | No change | 29 | 1 | 0.0% | 0.0% | 113 | 0 | 0.0% | Q1 2014 | May 23, 2014 |
| BTIM Corp. | History | Closed out | 0 | 0 | — | 0.2% | — | -203,099 | -100.0% | Q2 2014 | Aug 01, 2014 |
| KBC Group NV | History | Closed out | 0 | 0 | — | 0.0% | — | -2,011 | -100.0% | Q2 2014 | Aug 01, 2014 |
| Johnson Financial Group, Inc. | History | Closed out | 0 | 0 | — | 0.01% | — | -300 | -100.0% | Q2 2014 | Aug 06, 2014 |