| Dileso Nicholas | MOUNT AUBURN HOSPITAL | $3,006,107 |
| Seth Alexander | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $2,091,833 |
| Eric S Lander | BROAD INSTITUTE INC | $1,927,352 |
| Steven Marsh | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $1,829,305 |
| David E Bell | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $1,785,355 |
| Robert L Simons | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $1,772,991 |
| Richard S Ruback | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $1,761,080 |
| Martin Feldstein | NATIONAL BUREAU OF ECONOMIC RESEARCH INC | $1,400,727 |
| Thomas Wieand | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $1,315,287 |
| Matthew Fisher | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $1,269,094 |
| Ryan Akkina | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $1,256,661 |
| Joel Cohen | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $1,164,084 |
| L Rafael Reif | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $1,123,159 |
| Lawrence S Bacow | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $1,046,906 |
| Birjiniuk Vladimir | MOUNT AUBURN PROFESSIONAL SERVICES INC | $990,459 |
| Longworth Md David | LAHEY CLINIC HOSPITAL INC | $951,824 |
| David J Malan | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $929,129 |
| Nesto Md Richard | LAHEY HEALTH SHARED SERVICES INC | $862,978 |
| George Q Daley | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $856,707 |
| Clough Jeanette G | MOUNT AUBURN HOSPITAL | $840,583 |
| Robert Coughlin | MASSACHUSETTS BIOTECHNOLOGY COUNCIL INC | $818,945 |
| Brian Lee | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $809,382 |
| Eugene Foley | HARVARD UNIVERSITY EMPLOYEES CREDIT UNION | $804,646 |
| James M Poterba | NATIONAL BUREAU OF ECONOMIC RESEARCH INC | $789,048 |
| Penny Heaton | BILL AND MELINDA GATES MEDICAL RESEARCH INSTITUTE | $773,468 |
| Nitin Nohria | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $771,688 |
| Israel Ruiz | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $770,726 |
| Katherine N Lapp | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $766,951 |
| Alan M Garber | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $761,360 |
| R Gregory Morgan | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $758,257 |
| Assaad J Sayah Md | CAMBRIDGE HEALTH ALLIANCE PHYSICIANS ORGANIZATION INC | $741,749 |
| Arsenian Md Michael A | NORTHEAST MEDICAL PRACTICE INC | $722,656 |
| Martin Schmidt | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $705,016 |
| Drew Gilpin Faust | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $699,590 |
| Abner Md Anthony | MOUNT AUBURN PROFESSIONAL SERVICES INC | $699,036 |
| Anant Agarwal | EDX INC | $698,809 |
| Samuel Doppelt Md | CAMBRIDGE HEALTH ALLIANCE PHYSICIANS ORGANIZATION INC | $644,131 |
| Michael Schlein | ACCION INTERNATIONAL | $639,067 |
| Magali Haas Md Phd | COHEN VETERANS BIOSCIENCE INC | $635,876 |
| O'Brien Md Austin J | BETH ISRAEL LAHEY HEALTH PRIMARY CARE FKA LAHEY PHYSICIAN COMMUNITY ORG INC | $632,035 |
| Carol Hulka Md | CAMBRIDGE HEALTH ALLIANCE PHYSICIANS ORGANIZATION INC | $628,099 |
| Loughery Md Edward J | NORTHEAST MEDICAL PRACTICE INC | $625,314 |
| Claudine Gay | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $617,456 |
| Louis Liou Md | CAMBRIDGE HEALTH ALLIANCE PHYSICIANS ORGANIZATION INC | $615,216 |
| Kahan Md David | NORTHEAST MEDICAL PRACTICE INC | $612,004 |
| Esteban Altschul | ACCION INTERNATIONAL | $602,346 |
| Sanjay Sarma | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $601,085 |
| Conrad Elizabeth P | LAHEY HEALTH SHARED SERVICES INC | $601,030 |
| Sullivan William J | MOUNT AUBURN HOSPITAL | $598,872 |
| Cormier Philip | NORTHEAST HOSPITAL CORPORATION | $592,710 |
| Jason Freedman Md | CAMBRIDGE HEALTH ALLIANCE PHYSICIANS ORGANIZATION INC | $592,363 |
| Richard Swanson Md | CAMBRIDGE HEALTH ALLIANCE PHYSICIANS ORGANIZATION INC | $584,656 |
| Justine Levin-Allerhand | BROAD INSTITUTE INC | $580,026 |
| Jonathan F Fanton | AMERICAN ACADEMY OF ARTS AND SCIENCES | $576,481 |
| Michael D Smith | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $572,857 |
| David Kaufman | BILL AND MELINDA GATES MEDICAL RESEARCH INSTITUTE | $566,324 |
| Jackson Md Kristina G | NORTHEAST MEDICAL PRACTICE INC | $566,315 |
| Thomas J Hollister | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $563,241 |
| Antoniades Efstathios | LAHEY CLINIC HOSPITAL INC | $561,424 |
| Eric Evans | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $560,072 |
| D'Ambrosio Md Paul D | BETH ISRAEL LAHEY HEALTH PRIMARY CARE FKA LAHEY PHYSICIAN COMMUNITY ORG INC | $558,778 |
| Anne H Margulies | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $546,442 |
| Brugge William | MOUNT AUBURN PROFESSIONAL SERVICES INC | $543,333 |
| Julie Lucas | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $534,600 |
| Adam Medros | EDX INC | $525,575 |
| Phil Buchanan | CENTER FOR EFFECTIVE PHILANTHROPY INC | $518,608 |
| Renee Kessler | SOMERVILLE HOSPITAL | $510,393 |
| Jill Batty | SOMERVILLE HOSPITAL | $510,338 |
| Alina Payne | HARVARD GLOBAL RESEARCH AND SUPPORT SERVICES INC | $505,526 |
| Allyson Gage Phd | COHEN VETERANS BIOSCIENCE INC | $502,457 |
| Hal S Scott | COMMITTEE ON CAPITAL MARKETS REGULATION INC CO HAL S SCOTT | $500,000 |
| Dr John Ruser | WORKERS COMPENSATION RESEARCH INSTITUTE | $496,097 |
| Mark Divincenzo | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $489,204 |
| Abou-Ezzi Md Pierre | NORTHEAST MEDICAL PRACTICE INC | $487,999 |
| Vincent James Patalano Ii Md | CAMBRIDGE HEALTH ALLIANCE PHYSICIANS ORGANIZATION INC | $487,318 |
| Helen Boudreau End 812019 | BILL AND MELINDA GATES MEDICAL RESEARCH INSTITUTE | $484,905 |
| Francesca Gino | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $483,937 |
| Dr Jennifer P Price | BUCKINGHAM BROWNE AND NICHOLS SCHOOL | $483,514 |
| Morgan Sheng | BROAD INSTITUTE INC | $481,713 |
| Villanueva Md Andrew G | LAHEY CLINIC HOSPITAL INC | $480,319 |
| Jesse Souweine | BROAD INSTITUTE INC | $478,149 |
| Diane Lopez | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $476,409 |
| Maria Zuber | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $473,863 |
| Cynthia Barnhart | MASSACHUSETTS INSTITUTE OF TECHNOLOGY | $471,541 |
| Gallagher Md Denis W | LAHEY CLINIC HOSPITAL INC | $471,476 |
| Kim Md Julie | MOUNT AUBURN PROFESSIONAL SERVICES INC | $471,264 |
| Taryn Rogalski-Salter | BILL AND MELINDA GATES MEDICAL RESEARCH INSTITUTE | $468,311 |
| Blander Md Daniel Seth | BETH ISRAEL LAHEY HEALTH PRIMARY CARE FKA LAHEY PHYSICIAN COMMUNITY ORG INC | $468,306 |
| Lawson Jr Harold E | LAHEY HEALTH SHARED SERVICES INC | $468,251 |
| Paul Andrew | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $467,509 |
| Andreas Jeromin Phd | COHEN VETERANS BIOSCIENCE INC | $467,198 |
| Mark Stanek | SHADY HILL SCHOOL | $466,129 |
| Ranere Stephen | MOUNT AUBURN PROFESSIONAL SERVICES INC | $458,703 |
| Jeffrey Barret | BILL AND MELINDA GATES MEDICAL RESEARCH INSTITUTE | $456,323 |
| Mary Thistle Start 812019 | BILL AND MELINDA GATES MEDICAL RESEARCH INSTITUTE | $454,784 |
| Craig Leonard | HARVARD UNIVERSITY EMPLOYEES CREDIT UNION | $451,096 |
| Mr Martin Mullins | WHITEHEAD INSTITUTE FOR BIOMEDICAL RESEARCH | $450,112 |
| Demers Stephen L | LAHEY CLINIC HOSPITAL INC | $448,462 |
| Jorg Thommes | BILL AND MELINDA GATES MEDICAL RESEARCH INSTITUTE | $446,244 |
| Robert W Iuliano | PRESIDENT AND FELLOWS OF HARVARD COLLEGE | $441,972 |