RUBY

Rubius Therapeutics, Inc
RUBY

Overview Fund Activity
Delisted

RUBY was delisted on the 6th of March, 2023.

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75 hedge funds and large institutions have $632M invested in Rubius Therapeutics, Inc in 2019 Q3 according to their latest regulatory filings, with 10 funds opening new positions, 30 increasing their positions, 14 reducing their positions, and 4 closing their positions.

Holders
75
Holders Change
+6
Holders Change %
+8.7%
% of All Funds
1.65%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.07%
New
10
Increased
30
Reduced
14
Closed
4
Calls
$758K
Puts
$785K
Net Calls
-$27K
Net Calls Change
-$27K

Top Buyers

1
Alkeon Capital Management
1
Alkeon Capital Management
New York
$3.14M
2
BlackRock
2
BlackRock
New York
$25M
3
AllianceBernstein
3
AllianceBernstein
Tennessee
$22.1M
4
Fidelity Investments
4
Fidelity Investments
Massachusetts
$61.4M
5
Sumitomo Mitsui Trust Group
5
Sumitomo Mitsui Trust Group
Japan
$11.4M

Top Sellers

1
EC
1
EcoR1 Capital
California
$2.04M
2
CAM
2
Cormorant Asset Management
Massachusetts
$3.86M
3
Ameriprise
3
Ameriprise
Minnesota
$672K
4
Jennison Associates
4
Jennison Associates
New York
$3.41M
5
Millennium Management
5
Millennium Management
New York
$469K
Name Market Value Shares Shares
Change 		Shares
Change %
FP
1
Flagship Pioneering
Massachusetts
$301M 38,296,526 – –
Fidelity Investments
2
Fidelity Investments
Massachusetts
$61.4M 7,817,630 +244,970 +3%
Baillie Gifford & Co
3
Baillie Gifford & Co
United Kingdom
$33.3M 4,240,767 +6,085 +0.1%
BlackRock
4
BlackRock
New York
$25M 3,178,092 +383,401 +14%
Capital World Investors
5
Capital World Investors
California
$24M 3,062,396 – –
Vanguard Group
6
Vanguard Group
Pennsylvania
$22.8M 2,903,831 +178,114 +7%
AG
7
Artal Group
Luxembourg
$22.2M 2,833,791 – –
AllianceBernstein
8
AllianceBernstein
Tennessee
$22.1M 2,814,572 +302,120 +12%
AVM
9
Arch Venture Management
Illinois
$20.6M 2,618,351 – –
NAMA
10
Nikko Asset Management Americas
New York
$11.4M 1,456,842 +202,684 +16%
Sumitomo Mitsui Trust Group
11
Sumitomo Mitsui Trust Group
Japan
$11.4M 1,456,842 +215,543 +17%
HP
12
Harbourvest Partners
Massachusetts
$7.75M 986,878 – –
Janus Henderson Group
13
Janus Henderson Group
United Kingdom
$6.08M 773,991 -9,846 -1%
JPMorgan Chase & Co
14
JPMorgan Chase & Co
New York
$5.83M 742,333 +65,145 +10%
AIM
15
ARK Investment Management
Florida
$5.74M 730,890 +32,488 +5%
State Street
16
State Street
Massachusetts
$4.91M 625,218 +17,801 +3%
Geode Capital Management
17
Geode Capital Management
Massachusetts
$3.86M 491,870 +156,230 +47%
CAM
18
Cormorant Asset Management
Massachusetts
$3.86M 491,700 -108,300 -18%
Norges Bank
19
Norges Bank
Norway
$3.53M 450,000 – –
Northern Trust
20
Northern Trust
Illinois
$3.51M 447,433 +67,516 +18%
Jennison Associates
21
Jennison Associates
New York
$3.41M 434,550 -43,843 -9%
Capital International Investors
22
Capital International Investors
California
$3.27M 416,396 – –
Alkeon Capital Management
23
Alkeon Capital Management
New York
$3.14M 400,000 +400,000 New
Invesco
24
Invesco
Georgia
$2.98M 379,206 – –
Federated Hermes
25
Federated Hermes
Pennsylvania
$2.55M 325,000 – –
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