Proteostasis Therapeutics Inc (PTI)

Healthcare Pharmaceuticals & Medical Research Biotechnology & Medical Research

Track Share on 𝕏

Stock chart

Ticker: PTI Exchange: NMS

Subscribe to get access to the transaction volume chart and in-chart transaction details

• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale

Past 90 days

Value bought

Value sold

Net insiders buying

Trades (buy and sell)

Company data

Subscribe to get access to the company description and key fundamental data (market cap, shares outstanding, dividend yield, % of shares held by insiders and more)

Download results

Abbreviations B: Buy, S: Sell, PP: Planned purchase, PS: Planned sale, O: Option / Other

Notification date	Transaction date	B/S Transaction type	Insider and/or position	Nb. shares Price Value	Number of shares	Price	Total value
2016-12-14	2016-12-12	B Purchase	Cormorant Asset Management, LLC Large shareholder	100,000 +2.7% 10.79 1,078,950 USD	100,000 +2.7%	10.79	1,078,950 USD
2016-12-09	2016-12-08	B Purchase	Cormorant Asset Management, LLC Large shareholder	21,819 +0.6% 10.93 238,482 USD	21,819 +0.6%	10.93	238,482 USD
2016-12-09	2016-12-07	B Purchase	Cormorant Asset Management, LLC Large shareholder	22,598 +0.6% 10.74 242,707 USD	22,598 +0.6%	10.74	242,707 USD
2016-12-06	2016-12-06	B Purchase	Cormorant Asset Management, LLC Large shareholder	8,216 +0.2% 10.89 89,441 USD	8,216 +0.2%	10.89	89,441 USD
2016-12-06	2016-12-05	B Purchase	Cormorant Asset Management, LLC Large shareholder	29,757 +0.8% 10.78 320,882 USD	29,757 +0.8%	10.78	320,882 USD
2016-12-06	2016-12-02	B Purchase	Cormorant Asset Management, LLC Large shareholder	50,000 +1.4% 10.48 523,800 USD	50,000 +1.4%	10.48	523,800 USD
2016-12-01	2016-12-01	B Purchase	Cormorant Asset Management, LLC Large shareholder	41,984 +1.2% 10.11 424,593 USD	41,984 +1.2%	10.11	424,593 USD
2016-12-01	2016-11-29	B Purchase	Cormorant Asset Management, LLC Large shareholder	128,407 +3.8% 10.28 1,319,523 USD	128,407 +3.8%	10.28	1,319,523 USD
2016-11-23	2016-11-23	B Purchase	Cormorant Asset Management, LLC Large shareholder	200 +0.0% 10.67 2,134 USD	200 +0.0%	10.67	2,134 USD
2016-11-23	2016-11-23	B Purchase	Cormorant Asset Management, LLC Large shareholder	180,300 +5.6% 11.37 2,050,372 USD	180,300 +5.6%	11.37	2,050,372 USD
2016-11-23	2016-11-22	B Purchase	Cormorant Asset Management, LLC Large shareholder	69,500 +2.2% 11.08 769,817 USD	69,500 +2.2%	11.08	769,817 USD
2016-11-23	2016-11-21	B Purchase	Cormorant Asset Management, LLC Large shareholder	111,863 +3.7% 11.64 1,302,622 USD	111,863 +3.7%	11.64	1,302,622 USD
2016-11-14	2016-11-14	B Purchase	Cormorant Asset Management, LLC Large shareholder	9,500 +0.3% 11.48 109,016 USD	9,500 +0.3%	11.48	109,016 USD
2016-11-14	2016-11-11	B Purchase	Cormorant Asset Management, LLC Large shareholder	21,200 +0.7% 11.46 242,975 USD	21,200 +0.7%	11.46	242,975 USD
2016-11-14	2016-11-10	B Purchase	Cormorant Asset Management, LLC Large shareholder	216,700 +7.8% 11.07 2,398,587 USD	216,700 +7.8%	11.07	2,398,587 USD
2016-11-14	2016-11-09	B Purchase	Cormorant Asset Management, LLC Large shareholder	12,100 +0.4% 9.68 117,121 USD	12,100 +0.4%	9.68	117,121 USD
2016-11-07	2016-11-07	B Purchase	Cormorant Asset Management, LLC Large shareholder	231,700 +9.2% 8.69 2,012,616 USD	231,700 +9.2%	8.69	2,012,616 USD
2016-11-07	2016-11-04	B Purchase	Cormorant Asset Management, LLC Large shareholder	73,403 +3.0% 8.09 594,021 USD	73,403 +3.0%	8.09	594,021 USD
2016-11-07	2016-11-04	B Purchase	Cormorant Asset Management, LLC Large shareholder	2,597 +0.1% 7.27 18,880 USD	2,597 +0.1%	7.27	18,880 USD
2016-11-07	2016-11-03	B Purchase	Cormorant Asset Management, LLC Large shareholder	20,277 +0.8% 7.24 146,763 USD	20,277 +0.8%	7.24	146,763 USD
2016-09-15	2016-09-14	B Purchase	BARRETT M JAMES Non-Executive Director Large shareholder	461,538 +14.9% 13.00 5,999,994 USD	461,538 +14.9%	13.00	5,999,994 USD
2016-09-15	2016-09-14	B Purchase	New Enterprise Associates 12, Limited Partnership Large shareholder	461,538 +14.9% 13.00 5,999,994 USD	461,538 +14.9%	13.00	5,999,994 USD
2016-09-15	2016-09-14	B Purchase	BERGER FRANKLIN M Non-Executive Director	69,230 +71.4% 13.00 899,990 USD	69,230 +71.4%	13.00	899,990 USD
2016-02-18	2016-02-17	B Purchase	PERRIGO Co plc Large shareholder	125,000 +4.5% 8.00 1,000,000 USD	125,000 +4.5%	8.00	1,000,000 USD
2016-02-18	2016-02-17	B Purchase	FMR LLC See Remark 1	375,000 +25.0% 8.00 3,000,000 USD	375,000 +25.0%	8.00	3,000,000 USD
2016-02-17	2016-02-17	B Purchase	BERGER FRANKLIN M Non-Executive Director	25,000 +34.8% 8.00 200,000 USD	25,000 +34.8%	8.00	200,000 USD
2016-02-17	2016-02-17	B Purchase	BARRETT M JAMES Non-Executive Director Large shareholder	900,324 +41.1% 8.00 7,202,592 USD	900,324 +41.1%	8.00	7,202,592 USD
2016-02-17	2016-02-17	B Purchase	New Enterprise Associates 12, Limited Partnership Large shareholder	900,324 +41.1% 8.00 7,202,592 USD	900,324 +41.1%	8.00	7,202,592 USD
2016-02-17	2016-02-17	B Purchase	Mirabelli Christopher Non-Executive Director Large shareholder	375,000 +21.1% 8.00 3,000,000 USD	375,000 +21.1%	8.00	3,000,000 USD
2016-02-17	2016-02-17	B Purchase	Novartis Bioventures Ltd Large shareholder	375,000 +25.0% 8.00 3,000,000 USD	375,000 +25.0%	8.00	3,000,000 USD