Tekla Capital Management LLC - RUBIUS THERAPEUTICS INC ownership

RUBIUS THERAPEUTICS INC's ticker is RUBY and the CUSIP is 78116T103. A total of 86 filers reported holding RUBIUS THERAPEUTICS INC in Q3 2020. The put-call ratio across all filers is - and the average weighting 0.9%.

Quarter-by-quarter ownership
Tekla Capital Management LLC ownership history of RUBIUS THERAPEUTICS INC
ValueSharesWeighting
Q2 2020$933,000
+34.4%
155,9820.0%0.04%
+16.1%
Q1 2020$694,000
+6.8%
155,982
+128.1%
0.03%
+24.0%
Q4 2019$650,00068,3730.02%
Other shareholders
RUBIUS THERAPEUTICS INC shareholders Q3 2020
NameSharesValueWeighting ↓
ARCH Venture Management, LLC 2,618,351$11,652,00019.67%
Flagship Pioneering Inc. 38,296,526$170,419,0007.99%
HARBOURVEST PARTNERS LLC 986,878$4,392,0002.12%
Abbot Financial Management, Inc. 563,500$2,508,0002.04%
Artal Group S.A. 3,883,791$17,283,0000.73%
ARK Investment Management 318,121$1,416,0000.04%
Walleye Capital LLC 34,000$151,0000.03%
Tekla Capital Management LLC 155,982$694,0000.03%
Baillie Gifford 4,256,900$18,943,0000.02%
FEDERATED HERMES, INC. 600,000$2,670,0000.01%
View complete list of RUBIUS THERAPEUTICS INC shareholders