WHITING HOLDINGS LLC Form DEFA14A: Additional definitive proxy soliciting materials

Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.

2021-03-29: Form DEFA14A; Description DEFA14A; Document tm213104d2_defa14a.htm.
2020-03-19: Form DEFA14A; Description DEFA14A; Document d874148ddefa14a.htm.
2019-03-19: Form DEFA14A; Description DEFA14A; Document d653411ddefa14a.htm.
2018-03-19: Form DEFA14A; Description DEFA14A; Document d524333ddefa14a.htm.

Filed	Form	Description	Document
2021-03-29	DEFA14A	DEFA14A	tm213104d2_defa14a.htm
2020-03-19	DEFA14A	DEFA14A	d874148ddefa14a.htm
2019-03-19	DEFA14A	DEFA14A	d653411ddefa14a.htm
2018-03-19	DEFA14A	DEFA14A	d524333ddefa14a.htm
2017-09-27	DEFA14A	DEFA14A	d433455ddefa14a.htm
2017-09-07	DEFA14A	DEFA14A	d452455ddefa14a.htm
2017-09-07	DEFA14A	8-K	d452224d8k.htm
2017-03-20	DEFA14A	DEFA14A	d328713ddefa14a.htm
2016-04-04	DEFA14A	DEFA14A	d101342ddefa14a.htm
2015-05-04	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	d920056ddefa14a.htm
2015-04-28	DEFA14A	DEFA14A	d916341ddefa14a.htm
2015-04-22	DEFA14A	DEFA14A	d913439ddefa14a.htm
2015-04-20	DEFA14A	DEFINITIVE ADDITIONAL MATERIALS	d908496ddefa14a.htm
2014-11-18	DEFA14A	DEFA14A	d823552ddefa14a.htm
2014-11-12	DEFA14A	DEFA14A	d820494ddefa14a.htm
2014-10-31	DEFA14A	DEFA14A	d814154ddefa14a.htm
2014-10-31	DEFA14A	DEFA14A	d813750ddefa14a.htm
2014-10-31	DEFA14A	DEFA14A	d813868ddefa14a.htm
2014-10-23	DEFA14A	DEFA14A	d808220ddefa14a.htm
2014-10-14	DEFA14A	DEFA14A	d804354ddefa14a.htm
2014-10-14	DEFA14A	DEFA14A	d804398ddefa14a.htm
2014-09-22	DEFA14A	DEFA14A	d792571ddefa14a.htm
2014-08-28	DEFA14A	DEFA14A	d782238ddefa14a.htm
2014-08-18	DEFA14A	DEFA14A	d775428ddefa14a.htm
2014-08-05	DEFA14A	DEFA14A	d771992ddefa14a.htm
2014-08-05	DEFA14A	DEFA14A	d767443ddefa14a.htm
2014-08-01	DEFA14A	SOLICITING MATERIAL	d768964ddefa14a.htm
2014-07-31	DEFA14A	SOLICITING MATERIAL PURSUANT TO SECTION 240.14A-12	d769635ddefa14a.htm
2014-07-30	DEFA14A	DEFA14A	d766745ddefa14a.htm
2014-07-17	DEFA14A	DEFA14A	d758312ddefa14a.htm
2014-07-15	DEFA14A	DEFA14A	d757745ddefa14a.htm
2014-07-14	DEFA14A	8-K	d758219d8k.htm
2014-07-14	DEFA14A	DEFA14A	d757921ddefa14a.htm
2014-07-14	DEFA14A	DEFA 14A	d758118ddefa14a.htm
2014-07-14	DEFA14A	SOLICITING MATERIAL PURSUANT TO SECTION 240.14A-12	d758112ddefa14a.htm
2014-03-24	DEFA14A	DEFA14A	d688617ddefa14a.htm
2013-04-04	DEFA14A	DEFA14A	d516968ddefa14a.htm
2013-03-25	DEFA14A	DEFA14A	d497241ddefa14a.htm