MGTA

Magenta Therapeutics, Inc. MGTA

Trading inactive

Individual Beneficiary

Name of reporting person Citizenship or organization Sole voting power Shared voting power Sole dispositive power Shared dispositive power Amount beneficially owned Percent of class Accepted date
Chen Yu Delaware 0 1501624 0 1501624 1501624 5.1 % 22/11/2024
TCG Crossover GP II, LLC Delaware 0 1501624 0 1501624 1501624 5.1 % 22/11/2024
TCG Crossover Fund II, L.P. Delaware 0 1501624 0 1501624 1501624 5.1 % 22/11/2024
(1) BlackRock, Inc. Delaware 1616665 0 0 1616665 1644819 5.6 % 08/11/2024
(1) BlackRock, Inc. Delaware 0 0 1644819 0 1644819 5.6 % 24/10/2024
Octagon Capital Advisors LP Delaware 0 1746667 0 1746667 1746667 6 % 11/10/2024
Ting Jia Delaware 0 1746667 0 1746667 1746667 6 % 11/10/2024
Octagon Private Opportunities Fund II LP Delaware 0 291667 0 291667 291667 1 % 11/10/2024
Octagon Investments Master Fund LP Delaware 0 1455000 0 1455000 1455000 5 % 11/10/2024
BCLS Fund III Investments, LP Delaware 0 2992028 0 2992028 2992028 9.99 % 02/02/2024
Peter Kolchinsky United States of America 0 2995023 0 2995023 2995023 9.99 % 01/02/2024
Rajeev Shah United States of America 0 2995023 0 2995023 2995023 9.99 % 01/02/2024
RA Capital Healthcare Fund, L.P. Delaware 0 2995023 0 2995023 2995023 9.99 % 01/02/2024
RA Capital Management, L.P. Delaware 0 2995023 0 2995023 2995023 9.99 % 01/02/2024
Avidity Capital Partners Fund (GP) LP Delaware 0 2922823 0 10 2922823 9.9 % 31/01/2024
Avidity Partners Management LP Delaware 0 2922823 0 10 2922823 9.9 % 31/01/2024
David Witzke United States of America 0 2922823 0 10 2922823 9.9 % 31/01/2024
Michael Gregory United States of America 0 2922823 0 10 2922823 9.9 % 31/01/2024
Michael Gregory 0 2922823 0 2922823 2922823 9.9 % 31/01/2024
Avidity Master Fund LP Cayman Islands 0 1837135 0 10 1837135 6.1 % 31/01/2024
Avidity Private Master Fund I LP Cayman Islands 0 2652348 0 10 2652348 8.7 % 31/01/2024
Avidity Partners Management (GP) LLC Delaware 0 2922823 0 10 2922823 9.9 % 31/01/2024
Abigail P. Johnson Delaware 0 0 2218212 0 2218212 14.97 % 13/11/2023
FMR LLC Delaware 2218212 0 2218212 0 2218212 14.97 % 13/11/2023
Viridian, LLC 1090283 0 1090283 0 1090283 7.4 % 21/09/2023
Fairmount Funds Management LLC 0 1873833 0 1873833 1873833 12.7 % 21/09/2023
Fairmount Healthcare Fund LP 0 58857 0 58857 58857 0.4 % 21/09/2023
Tomas Kiselak 0 1873833 0 1873833 1873833 12.7 % 21/09/2023
Peter Harwin 0 1873833 0 1873833 1873833 12.7 % 21/09/2023
Fairmount SPV III, LLC 0 62146 0 62146 62146 0.4 % 21/09/2023
Fairmount Healthcare Fund II LP 0 1752830 0 1752830 1752830 11.8 % 21/09/2023
Andrew J. Schwab United States 0 1482320 0 1482320 1482320 9.9999 % 21/09/2023
5AM Ventures VII, L.P. United States 0 1049030 0 1049030 1049030 7.1 % 21/09/2023
5AM Partners VII, LLC United States 0 1049030 0 1049030 1049030 7.1 % 21/09/2023
5AM Opportunities II (GP), LLC United States 0 433290 0 433290 433290 2.9 % 21/09/2023
5AM Opportunities II, L.P. United States 0 433290 0 433290 433290 2.9 % 21/09/2023
Kush Parmar United States 0 1482320 0 1482320 1482320 9.9999 % 21/09/2023
Shah, Nimish United States 0 927706 0 927706 927706 6.3 % 21/09/2023
VHCP Management III, LLC Delaware 0 927706 0 927706 927706 6.3 % 21/09/2023
VHCP Management EG, LLC Delaware 0 927706 0 927706 927706 6.3 % 21/09/2023
Venrock Healthcare Capital Partners III, L.P. Delaware 0 927706 0 927706 927706 6.3 % 21/09/2023
VHCP Co-Investment Holdings III, LLC Delaware 0 927706 0 927706 927706 6.3 % 21/09/2023
Venrock Healthcare Capital Partners EG, L.P. Delaware 0 927706 0 927706 927706 6.3 % 21/09/2023
Koh, Bong United States 0 927706 0 927706 927706 6.3 % 21/09/2023
2. Delaware 0 3914988 0 0 10 6.5 % 15/05/2023
2. Delaware 0 172122 0 0 10 0.3 % 15/05/2023
2. Delaware 0 172122 0 0 10 0.3 % 15/05/2023
2. Delaware 0 4087110 0 0 10 6.7 % 15/05/2023
2. Delaware 0 3914988 0 0 10 6.5 % 15/05/2023
2. Delaware 0 3914988 0 0 10 6.5 % 15/05/2023
2. Delaware 0 172122 0 0 10 0.3 % 15/05/2023
Rajeev Shah United States of America 0 3588081 0 0 3588081 6.09 % 26/09/2022
RA Capital Management, L.P. Delaware 0 3588081 0 0 3588081 6.09 % 26/09/2022
Peter Kolchinsky United States of America 0 3588081 0 0 3588081 6.09 % 26/09/2022
RA Capital Healthcare Fund, L.P. Delaware 0 3588081 0 0 3588081 6.09 % 26/09/2022
TRV GP IV, LLC Delaware 0 6758204 0 6758204 6758204 11.5 % 14/02/2022
Third Rock Ventures GP IV, L.P. Delaware 0 6758204 0 6758204 6758204 11.5 % 14/02/2022
Third Rock Ventures IV, L.P. Delaware 0 6758204 0 6758204 6758204 11.5 % 14/02/2022
Deep Track Capital, LP Delaware 0 4870000 0 0 4870000 8.29 % 14/02/2022
David Kroin United States 0 4870000 0 0 4870000 8.29 % 14/02/2022
Deep Track Biotechnology Master Fund, Ltd. Cayman Islands 0 4870000 0 0 4870000 8.29 % 14/02/2022
Gilder, Gagnon, Howe & Co. LLC New York 0 0 0 3675608 3675608 6.3 % 14/02/2022
Casdin Partners Master Fund, L.P. 0 3598468 0 3598468 3598468 6.12 % 11/02/2022
Casdin Partners GP, LLC 0 3598468 0 3598468 3598468 6.12 % 11/02/2022
Casdin Capital, LLC 0 3901589 0 3901589 3901589 6.64 % 11/02/2022
Eli Casdin 0 3901589 0 3901589 3901589 6.64 % 11/02/2022
Deep Track Capital, LP Cayman Islands 0 4155555 0 0 4155555 7.14 % 14/05/2021
Deep Track Biotechnology Master Fund, Ltd. Cayman Islands 0 4155555 0 0 4155555 7.14 % 14/05/2021
David Kroin Cayman Islands 0 4155555 0 0 4155555 7.14 % 14/05/2021
Eventide Asset Management, LLC Delaware 1000000 0 1000000 0 1000000 2.1 % 12/02/2021
Venture Associates X, LLC Delaware 0 4117125 0 10 4117125 8.7 % 14/07/2020
VENTURE FUND X, L.P. Delaware 0 4117125 0 10 4117125 8.7 % 14/07/2020
VENTURE ASSOCIATES X, L.P. Delaware 0 4117125 0 10 4117125 8.7 % 14/07/2020
Venture Associates Opportunity I, LLC Delaware 0 1250000 0 10 1250000 2.7 % 14/07/2020
Venture Associates Opportunity I, L.P. Delaware 0 1250000 0 10 1250000 2.7 % 14/07/2020
Venture Opportunity Fund I, L.P. Delaware 0 1250000 0 10 1250000 2.7 % 14/07/2020
LLC New York 0 0 0 4103425 4103425 10.52 % 14/02/2020
Gilder, Gagnon, Howe & Co. LLC New York 0 0 0 0 4175181 10.6 % 10/06/2019
X, LLC Delaware 0 4843625 0 4843625 4843625 14.6 % 13/02/2019
L.P. Delaware 0 4843625 0 4843625 4843625 14.6 % 13/02/2019
X, L.P. Delaware 0 4843625 0 4843625 4843625 14.6 % 13/02/2019
10. Delaware 0 8008204 0 8008204 8008204 24.2 % 13/02/2019
10. Delaware 0 8008204 0 8008204 8008204 24.2 % 13/02/2019
10. Delaware 0 8008204 0 8008204 8008204 24.2 % 13/02/2019
Eventide Asset Management, LLC Delaware 2650808 0 2650808 0 2650808 8 % 13/02/2019
13G Delaware 3339137 0 3339137 0 3339137 10.07 % 11/02/2019
13G Delaware 3339137 0 3339137 0 3339137 10.07 % 11/02/2019
13G Delaware 3339137 0 3339137 0 3339137 10.07 % 11/02/2019
13G Delaware 3339137 0 3339137 0 3339137 10.07 % 11/02/2019
13G Delaware 3339137 0 3339137 0 3339137 10.07 % 11/02/2019
13G Delaware 3339137 0 3339137 0 3339137 10.07 % 11/02/2019
Eli Casdin Cayman Islands 0 2035818 0 2035818 2035818 5.9 % 02/07/2018
Casdin Partners Master Fund, L.P. Cayman Islands 0 1732696 0 1732696 1732696 5 % 02/07/2018
Casdin Capital, LLC Cayman Islands 0 2035818 0 2035818 2035818 5.9 % 02/07/2018
Casdin Partners GP, LLC Cayman Islands 0 1732696 0 1732696 1732696 5 % 02/07/2018

Senat trading

Bureau Date de la transaction Date de réception Type Amount Commentaire

Senat Divulgation

Représentant Date de la transaction Date de divulgation Type Amount District