Resignations from Sept to Dec:
Sep. 7, 2017 Vanity Fair editor Graydon Carter
Sep. 26, 2017 Equifax CEO Richard Smith
Oct. 2, 2017 Dentsply Sirona Inc CEO Jeffrey T. Slovin
Oct. 2, 2017 General Electric Co. Chairman Jeff Immelt
Oct. 4, 2017 Greater Naples CEO Paul Thein
Oct. 9, 2017 Pepsico CEO D Shivakumar
Oct. 12, 2017 Samsung CEO Kwon Oh-hyun
Oct. 16, 2017 Oman Air CEO Paul Gregorowitsch
Oct. 17, 2017 Amazon Studios founder Roy Price
Oct. 20, 2017 ASCENDAS Funds Management CEO Chia Nam Toon
Oct. 20, 2017 Hudson's Bay CEO Gerald Storch
Oct. 28, 2017 Red Cross Texas Gulf Coast Region CEO David Brady
Oct. 29, 2017 BuildDirect CEO Jeff Booth
Oct. 30, 2017 Podesta Group founder Tony Podesta
Oct. 31, 2017 Menninger Clinic CEO Dr. C. Edward Coffey
Nov. 2, 2017 Renaissance Technologies CEO Robert Mercer
Nov. 7, 2017 Ardent Leisure CEO Simon Kelly
Nov. 8, 2017 El Al CEO David Maimon
Nov. 9, 2017 Altice CEO Michel Combes
Nov. 9, 2017 WonderWork CEO Brian Mullaney
Nov. 9, 2017 Novelion Therapeutics CEO Mary Szela
Nov. 13, 2017 ValleyPBS CEO Phil Meyer
Nov. 14, 2017 Public Protector Busisiwe Mkhwebane CEO Themba Dlamini
Nov. 16, 2017 James Cancer Hospital CEO Michael Caligiuri
Nov. 17, 2017 PR Electric Power Authority CEO Ricardo L. Ramos
Nov. 19, 2017 ProSiebenSat.1 CEO Thomas Ebeling
Nov. 21, 2017 Ellies CEO Wayne Samson
Nov. 22, 2017 Hewlett Packard CEO Meg Whitman
Nov. 24, 2017 Oi SA CEO Marco Schroeder
Nov. 24, 2017 ERGO Group Chairman Markus Hofmann
Nov. 24, 2017 Deutsche Bahn Chairman of the Supervisory Board Utz-Hellmuth Felcht
Nov. 27, 2017 Tumblr CEO David Karp
Nov. 27, 2017 Julius Baer CEO Boris Collardi moved to Pictet
Nov. 28, 2017 London Stock Exchange CEO Xavier Rolet
Nov. 29, 2017 Bruce Telecom CEO Bart Cameron
Nov. 29, 2017 Carolinas Hospital System CEO Gary Malaer
Nov. 29, 2017 ZF Friedrichshafen Chairman of the Supervisory Board Giorgio Behr
Nov. 30, 2017 TravelCenters of America LLC CEO Thomas O'Brien
Nov. 30, 2017 Tricentennial Commission CEO Edward Benavides
Dec. 1, 2017 Origin Agritech Limited CEO William S. Niebur
Dec. 1, 2017 Starbucks CEO Howard Schultz
Dec. 4, 2017 City Light CEO Larry Weis
Dec. 5, 2017 Steinhoff's R100bn CEO Markus Jooste
Dec. 6, 2017 Uchumi Supermarkets CEO Julius Kipng'etich
Dec. 7, 2017 ZF Friedrichshafen AG CEO Dr. Stefan Sommer
Dec. 7, 2017 ZF Friedrichshafen AG Chairman of the Supervisory Board Dr. Franz-Josef Paefgen
Dec. 8, 2017 Chicago Public Schools CEO Forrest Claypool
Dec. 8, 2017 Deutsche Boerse CEO Carsten Kengeter
Dec. 11, 2017 Nation Media Group CEO Joe Muganda
Dec. 11, 2017 Cheil Worldwide CEO Daiki Lim
Dec. 11, 2017 Fenway Health CEO Dr. Stephen L. Boswell
Dec. 11, 2017 Verizon CEO Lowell McAdam resigns from General Electric board
Dec. 13, 2017 RTL Group co-CEO Guillaume de Posch
Dec. 14, 2017 Diebold/Nixdorf CEO Andy Mattes
Dec. 14, 2017 CSX Corporation CEO Hunter Harrison*(Dec 14 medical leave, died on Dec. 16)
Dec. 15, 2017 Founder of Apotex Barry Sherman*(murdered)
Dec. 15, 2017 AT&T CEO Randall Stephenson resigned from Boeing's board
Dec. 15, 2017 Novartis Oncology CEO Bruno Strigini
Dec. 16, 2017 Airport Cologne Bonn CEO Michael Garvens
Dec. 17, 2017 Aida Minerals Corporation CEO Robin S.Tolbert
Dec. 18, 2017 Vast Resources CEO Roy Pitchford
Dec. 18, 2017 Spackman Entertainment Group CEO Charles Spackman
Dec. 18, 2017 ESPN President John Skipper
Dec. 18, 2017 Helvetia (Insurance) President Pierin Vincenz
Dec. 18, 2017 Indiana's Department of Child Services Director Mary Beth Bonaventura
Dec. 20, 2017 Innogy CEO Peter Terium
Dec. 20, 2017 SCANA Corporation CEO Kevin Marsh
Dec. 21, 2017 Sterling Energy CEO Eskil Jersing
Dec. 21, 2017 Papa John CEO John Schnatter
Dec. 21, 2017 BASF CEO Kurt Bock
Dec. 21, 2017 Pennsylvania Board of Education Chairman Larry Wittig
Dec. 22, 2017 NYPD Police Chief Carlos Gomez retires
Dec. 22, 2017 Miss America CEO Sam Haskell
Dec. 22, 2017 KSS Ltd. CEO Rahum Kanani
Dec. 22, 2017 Airtel Payments Bank CEO Shashi Arora
Dec. 22, 2017 The Center for Health Affairs and CHAMPS Healthcare CEO Tim Jarm
Dec, 22, 2017 UM Capital Region Health President and CEO Neil J. Moore
Dec. 22, 2017 Alphabet Executive Chairman Eric Schmidt
Dec. 23, 2017 Miss America President Josh Randle
Dec. 23, 2017 Miss America Chairman Lynn Weidner