Bleichroeder LP - 2SEVENTY BIO INC ownership

2SEVENTY BIO INC's ticker is and the CUSIP is 901384107. A total of 142 filers reported holding 2SEVENTY BIO INC in Q1 2023. The put-call ratio across all filers is 0.65 and the average weighting 0.2%.

Quarter-by-quarter ownership
Bleichroeder LP ownership history of 2SEVENTY BIO INC
ValueSharesWeighting
Q2 2023$2,582,928
+53.1%
255,230
+54.3%
0.52%
+45.6%
Q1 2023$1,687,151165,4070.36%
Other shareholders
2SEVENTY BIO INC shareholders Q1 2023
NameSharesValueWeighting ↓
CHI Advisors LLC 819,672$10,820,0004.13%
Madison Avenue Partners, LP 1,511,300$19,949,0004.08%
Newtyn Management, LLC 1,346,796$17,778,0003.37%
Bain Capital Life Sciences Investors, LLC 1,408,901$18,597,0002.18%
EcoR1 Capital, LLC 3,495,943$46,146,0001.59%
Casdin Capital, LLC 614,754$8,115,0000.69%
TANG CAPITAL MANAGEMENT LLC 300,000$3,960,0000.60%
Birchview Capital, LP 59,833$790,0000.58%
CAAS CAPITAL MANAGEMENT LP 699,136$9,229,0000.46%
Altium Capital Management LP 83,000$1,096,0000.44%
View complete list of 2SEVENTY BIO INC shareholders