Holdings derived from the most recent reported transactions. Not adjusted for stock splits or share-class conversions.
| Issuer | Shares | Source | Last tx | Detail |
|---|---|---|---|---|
| Translate Bio, Inc. | 55,152,046 | reported | 14 Sept 2021 | tx 2+71,983,597 |
| ALNYLAM PHARMACEUTICALS, INC. | 10,554,134 | reported | 31 May 2017 | tx 7+1,984,047 |
| Regulus Therapeutics Inc. | 5,053,779 | reported | 04 Feb 2014 | tx 1+1,303,780 |
| Voyager Therapeutics, Inc. | 2,477,941 | reported | 16 Nov 2015 | tx 3+2,477,941−10,000,000 |
| Fulcrum Therapeutics, Inc. | 558,035 | reported | 22 Jul 2019 | tx 3+558,035−3,250,000 |
| Inozyme Pharma, Inc. | 520,125 | reported | 28 Jul 2020 | tx 3+520,125−3,279,720 |
| REGENERON PHARMACEUTICALS, INC. | 279,766 | reported | 09 Jun 2020 | tx 550+7,449,694−23,600,771 |
| Icosavax, Inc. | 0 | reported | 02 Aug 2021 | tx 4+3,155,169−12,834,891 |
| MyoKardia Inc | 0 | reported | 13 Feb 2019 | tx 8+4,168,899−12,690,854 |
| KALOBIOS PHARMACEUTICALS INC | 0 | reported | 05 Feb 2013 | tx 2+87,500−431,973 |
| Date | Type | Issuer | Qty | Price | Signals |
|---|---|---|---|---|---|
| 14 Sept 2021 | PURCHASE | Translate Bio, Inc. | 20,515,985 | 38.00 USD | anomaly |
| 14 Sept 2021 | PURCHASE | Translate Bio, Inc. | 51,467,612 | 38.00 USD | anomaly |
| 02 Aug 2021 | PURCHASE | Icosavax, Inc. | 66,667 | 15.00 USD | first after silence |
| 02 Aug 2021 | CONVERSION | Icosavax, Inc. | 3,088,502 | 0.00 USD | |
| 02 Aug 2021 | CONVERSION | Icosavax, Inc. | 354,393 | — | deriv |
| 02 Aug 2021 | CONVERSION | Icosavax, Inc. | 12,480,498 | — | deriv |
| 28 Jul 2020 | PURCHASE | Inozyme Pharma, Inc. | 81,250 | 16.00 USD | first after silence |
| 28 Jul 2020 | CONVERSION | Inozyme Pharma, Inc. | 438,875 | 0.00 USD | |
| 28 Jul 2020 | CONVERSION | Inozyme Pharma, Inc. | 3,279,720 | 0.00 USD | deriv |
| 09 Jun 2020 | SALE | REGENERON PHARMACEUTICALS, INC. | 120,234 | 597.48 USD | |
| 29 May 2020 | SALE | REGENERON PHARMACEUTICALS, INC. | 20,421,899 | 509.85 USD | |
| 29 May 2020 | SALE | REGENERON PHARMACEUTICALS, INC. | 2,399,552 | 509.85 USD | |
| 09 Mar 2020 | SALE | REGENERON PHARMACEUTICALS, INC. | 128,914 | 489.65 USD | |
| 10 Sept 2019 | SALE | REGENERON PHARMACEUTICALS, INC. | 172,904 | 281.15 USD | |
| 22 Jul 2019 | CONVERSION | Fulcrum Therapeutics, Inc. | 464,285 | 0.00 USD | |
| 22 Jul 2019 | PURCHASE | Fulcrum Therapeutics, Inc. | 93,750 | 16.00 USD | first after silence |
| 22 Jul 2019 | CONVERSION | Fulcrum Therapeutics, Inc. | 3,250,000 | 0.00 USD | deriv |
| 08 Mar 2019 | SALE | REGENERON PHARMACEUTICALS, INC. | 131,115 | 412.17 USD | |
| 13 Feb 2019 | SALE | MyoKardia Inc | 4,168,899 | 37.66 USD | |
| 06 Sept 2018 | SALE | REGENERON PHARMACEUTICALS, INC. | 104,552 | 406.68 USD | |
| 08 Jun 2018 | SALE | REGENERON PHARMACEUTICALS, INC. | 121,601 | 309.31 USD | |
| 25 May 2018 | PURCHASE | MyoKardia Inc | 150,000 | 49.00 USD | |
| 25 Aug 2017 | PURCHASE | REGENERON PHARMACEUTICALS, INC. | 2,000 | 484.21 USD | |
| 25 Aug 2017 | PURCHASE | REGENERON PHARMACEUTICALS, INC. | 1,302 | 481.63 USD | |
| 25 Aug 2017 | PURCHASE | REGENERON PHARMACEUTICALS, INC. | 21,360 | 480.75 USD |
3 purchases reported after at least 12 months of silence — most recent on 02 Aug 2021.