RUBY

Rubius Therapeutics, Inc
RUBY

Overview Fund Activity
Delisted

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

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76 hedge funds and large institutions have $771M invested in Rubius Therapeutics, Inc in 2019 Q4 according to their latest regulatory filings, with 12 funds opening new positions, 29 increasing their positions, 22 reducing their positions, and 11 closing their positions.

Holders
76
Holders Change
+1
Holders Change %
+1.33%
% of All Funds
1.5%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.08%
New
12
Increased
29
Reduced
22
Closed
11
Calls
$3K
Puts
$950K
Net Calls
-$947K
Net Calls Change
-$920K

Top Buyers

1
Capital World Investors
1
Capital World Investors
California
$49.2M
2
Fidelity Investments
2
Fidelity Investments
Massachusetts
$87.1M
3
AFM
3
Abbot Financial Management
Massachusetts
$5.35M
4
EC
4
EcoR1 Capital
California
$5M
5
Millennium Management
5
Millennium Management
New York
$2.32M

Top Sellers

1
AllianceBernstein
1
AllianceBernstein
Tennessee
$432K
2
CAM
2
Cormorant Asset Management
Massachusetts
$0
3
Jennison Associates
3
Jennison Associates
New York
$0
4
Alkeon Capital Management
4
Alkeon Capital Management
New York
$0
5
Citadel Advisors
5
Citadel Advisors
Florida
$1.83M
Name Market Value Shares Shares
Change 		Shares
Change %
FP
1
Flagship Pioneering
Massachusetts
$364M 38,296,526 – –
Fidelity Investments
2
Fidelity Investments
Massachusetts
$87.1M 9,167,292 +1,349,662 +17%
Capital World Investors
3
Capital World Investors
California
$49.2M 5,177,000 +2,114,604 +69%
Baillie Gifford & Co
4
Baillie Gifford & Co
United Kingdom
$40.4M 4,251,470 +10,703 +0.3%
BlackRock
5
BlackRock
New York
$29.5M 3,104,641 -73,451 -2%
Vanguard Group
6
Vanguard Group
Pennsylvania
$28.4M 2,988,657 +84,826 +3%
AG
7
Artal Group
Luxembourg
$26.9M 2,833,791 – –
AVM
8
Arch Venture Management
Illinois
$24.9M 2,618,351 – –
Sumitomo Mitsui Trust Group
9
Sumitomo Mitsui Trust Group
Japan
$13.6M 1,436,013 -20,829 -1%
NAMA
10
Nikko Asset Management Americas
New York
$13.6M 1,436,013 -20,829 -1%
HP
11
Harbourvest Partners
Massachusetts
$9.38M 986,878 – –
JPMorgan Chase & Co
12
JPMorgan Chase & Co
New York
$7.53M 792,152 +49,819 +7%
Janus Henderson Group
13
Janus Henderson Group
United Kingdom
$7.11M 748,679 -25,312 -3%
AIM
14
ARK Investment Management
Florida
$6.47M 680,764 -50,126 -7%
State Street
15
State Street
Massachusetts
$6.3M 663,278 +38,060 +6%
AFM
16
Abbot Financial Management
Massachusetts
$5.35M 563,500 +563,500 New
EC
17
EcoR1 Capital
California
$5M 525,877 +265,725 +102%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$4.87M 512,870 +21,000 +4%
Norges Bank
19
Norges Bank
Norway
$4.28M 450,000 – –
Northern Trust
20
Northern Trust
Illinois
$4.24M 446,648 -785 -0.2%
Capital International Investors
21
Capital International Investors
California
$3.96M 416,396 – –
Invesco
22
Invesco
Georgia
$3.6M 379,206 – –
Federated Hermes
23
Federated Hermes
Pennsylvania
$3.09M 325,000 – –
Millennium Management
24
Millennium Management
New York
$2.32M 244,655 +184,836 +309%
Charles Schwab
25
Charles Schwab
California
$2M 210,493 +3,499 +2%
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