Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.
| Issuer | Shares | Source | Last tx | Detail |
|---|---|---|---|---|
| ACHILLION PHARMACEUTICALS INC | 8,402,014 | reported | 26 Sept 2014 | tx 55+10,598,946−6,799,560 |
| Wave Life Sciences Ltd. | 7,775,207 | reported | 24 Jan 2019 | tx 3+686,556 |
| Ra Pharmaceuticals, Inc. | 4,858,260 | reported | 12 Dec 2018 | tx 1+1,006,452 |
| KALA BIO, Inc. | 4,537,478 | reported | 03 Oct 2018 | tx 1+2,424,242 |
| Aclaris Therapeutics, Inc. | 2,125,769 | reported | 16 Sept 2016 | tx 5−525,550 |
| DERMA SCIENCES, INC. | 1,994,876 | reported | 29 Apr 2013 | tx 1+3,945 |
| ARVINAS, INC. | 1,847,002 | reported | 01 Oct 2018 | tx 5+3,138,412−6,949,846 |
| KalVista Pharmaceuticals, Inc. | 1,441,070 | reported | 12 Oct 2017 | tx 1+850,000 |
| ARADIGM CORP | 1,081,410 | reported | 29 Oct 2008 | tx 1−5,600,000 |
| BIOSPECIFICS TECHNOLOGIES CORP | 658,770 | reported | 17 Feb 2010 | tx 31+44,586−182,833 |
| Date | Type | Issuer | Qty | Price | Signals |
|---|---|---|---|---|---|
| 24 Jan 2019 | PURCHASE | Wave Life Sciences Ltd. | 263,158 | 38.00 USD | |
| 12 Dec 2018 | PURCHASE | Ra Pharmaceuticals, Inc. | 1,006,452 | 15.50 USD | |
| 03 Oct 2018 | PURCHASE | KALA BIO, Inc. | 2,424,242 | 8.25 USD | |
| 01 Oct 2018 | PURCHASE | ARVINAS, INC. | 1,000,000 | 16.00 USD | |
| 01 Oct 2018 | CONVERSION | ARVINAS, INC. | 291,410 | — | |
| 01 Oct 2018 | CONVERSION | ARVINAS, INC. | 1,847,002 | — | |
| 01 Oct 2018 | CONVERSION | ARVINAS, INC. | 6,002,761 | — | deriv |
| 01 Oct 2018 | CONVERSION | ARVINAS, INC. | 947,085 | — | deriv |
| 18 Dec 2017 | EXERCISE | Dicerna Pharmaceuticals Inc | 2,645,442 | — | |
| 18 Dec 2017 | EXERCISE | Dicerna Pharmaceuticals Inc | 76,500 | 3.19 USD | deriv |
| 13 Nov 2017 | PURCHASE | Wave Life Sciences Ltd. | 400,000 | 23.30 USD | |
| 14 Nov 2017 | PURCHASE | Wave Life Sciences Ltd. | 23,398 | 24.00 USD | |
| 12 Oct 2017 | PURCHASE | KalVista Pharmaceuticals, Inc. | 850,000 | 8.50 USD | first after silence |
| 15 Sept 2016 | SALE | Aclaris Therapeutics, Inc. | 20,000 | 24.04 USD | |
| 15 Sept 2016 | SALE | Aclaris Therapeutics, Inc. | 273,000 | 24.00 USD | |
| 15 Sept 2016 | SALE | Aclaris Therapeutics, Inc. | 58,950 | 24.20 USD | |
| 16 Sept 2016 | SALE | Aclaris Therapeutics, Inc. | 150,000 | 24.50 USD | |
| 16 Sept 2016 | SALE | Aclaris Therapeutics, Inc. | 23,600 | 24.54 USD | |
| 24 Sept 2014 | SALE | ACHILLION PHARMACEUTICALS INC | 175,720 | 11.24 USD | |
| 24 Sept 2014 | SALE | ACHILLION PHARMACEUTICALS INC | 319,100 | 11.25 USD | |
| 24 Sept 2014 | SALE | ACHILLION PHARMACEUTICALS INC | 210,109 | 11.29 USD | |
| 24 Sept 2014 | SALE | ACHILLION PHARMACEUTICALS INC | 500,000 | 11.28 USD | |
| 25 Sept 2014 | SALE | ACHILLION PHARMACEUTICALS INC | 116,186 | 11.01 USD | |
| 25 Sept 2014 | SALE | ACHILLION PHARMACEUTICALS INC | 131,800 | 11.06 USD | |
| 25 Sept 2014 | SALE | ACHILLION PHARMACEUTICALS INC | 250,000 | 11.06 USD |
2 purchases reported after at least 12 months of silence — most recent on 12 Oct 2017.