Great Basin Scientific Inc (GBSN)

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Ticker: GBSN

• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings

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Company data & Insiders

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Spafford David

1 sale — total 10 USD

Sale 23 Nov 2016

Value US$4,463,257.75 | Price 185.65 | Shares 41,402

Citadel GP LLC

1 buy, 1 sell — total 12,099 USD

Sale 6 Oct 2016

Value US$2,862,235.49 | Price 359.40 | Shares 61,886

Buy 6 Oct 2016

Value US$1,524,948.32 | Price 249.30 | Shares 95,372

Spafford David

1 purchase — total 9,778 USD

Buy 21 Aug 2015

Value US$9,777.56 | Price 1.47 | Shares 6,665

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Value
2016-11-28	2016-11-23	S Sale	Spafford David Non-Executive Director	41,402 -34.4% 185.65 US$4,463,258	41,402 -34.4%	185.65	US$4,463,258
2016-10-11	2016-10-06	S Sale	Citadel GP LLC Large shareholder	61,886 +43.4% 359.40 US$2,862,235	61,886 +43.4%	359.40	US$2,862,235
2016-10-11	2016-10-06	B Purchase	Citadel GP LLC Large shareholder	95,372 -43.9% 249.30 US$1,524,948	95,372 -43.9%	249.30	US$1,524,948
2015-08-24	2015-08-21	B Purchase	Spafford David Non-Executive Director	6,665 +1.9% 1.47 US$9,778	6,665 +1.9%	1.47	US$9,778

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