We are live on ! Find out more
RUBY

Rubius Therapeutics, Inc

Delisted

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

105 hedge funds and large institutions have $2.23B invested in Rubius Therapeutics, Inc in 2021 Q1 according to their latest regulatory filings, with 32 funds opening new positions, 28 increasing their positions, 34 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

289% more capital invested

Capital invested by funds: $572M → $2.23B (+$1.65B)

146% more first-time investments, than exits

New positions opened: 32 | Existing positions closed: 13

67% more funds holding in top 10

Funds holding in top 10: 35 (+2)

21% more funds holding

Funds holding: 87105 (+18)

18% less repeat investments, than reductions

Existing positions increased: 28 | Existing positions reduced: 34

18% less call options, than puts

Call options by funds: $12.2M | Put options by funds: $14.9M

Holders
105
Holders Change
+18
Holders Change %
+20.69%
% of All Funds
1.84%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.09%
New
32
Increased
28
Reduced
34
Closed
13
Calls
$12.2M
Puts
$14.9M
Net Calls
-$2.72M
Net Calls Change
-$4.77M
Name Holding Trade Value Shares
Change
Change in
Stake
N
26
Nuveen
North Carolina
$4.23M -$277K -18,979 -11%
PCM
27
Pinz Capital Management
New York
$3.68M +$2.03M +138,913 New
EI
28
EAM Investors
California
$3.32M +$1.83M +125,309 New
MS
29
Maven Securities
Jersey
$2.7M +$1.46M +100,000 New
Goldman Sachs
30
Goldman Sachs
New York
$2.55M -$137K -9,354 -9%
PPA
31
Parametric Portfolio Associates
Washington
$2.4M +$624K +42,709 +89%
Swiss National Bank
32
Swiss National Bank
Switzerland
$2.2M +$146K +10,000 +14%
Jane Street
33
Jane Street
New York
$2.19M +$1.05M +71,751 +654%
EGI
34
EAM Global Investors
California
$1.99M +$1.1M +75,103 New
California Public Employees Retirement System
35
California Public Employees Retirement System
California
$1.97M
RhumbLine Advisers
36
RhumbLine Advisers
Massachusetts
$1.77M +$111K +7,585 +13%
Renaissance Technologies
37
Renaissance Technologies
New York
$1.67M -$1.87M -127,989 -67%
State of Wisconsin Investment Board
38
State of Wisconsin Investment Board
Wisconsin
$1.61M +$187K +12,800 +27%
SCM
39
Sio Capital Management
New York
$1.58M +$873K +59,800 New
AllianceBernstein
40
AllianceBernstein
Tennessee
$1.57M -$275K -18,800 -24%
California State Teachers Retirement System (CalSTRS)
41
California State Teachers Retirement System (CalSTRS)
California
$1.43M
IC
42
Ikarian Capital
Texas
$1.33M +$730K +50,000 New
Ameriprise
43
Ameriprise
Minnesota
$1.28M -$926K -63,381 -57%
Deutsche Bank
44
Deutsche Bank
Germany
$1.18M -$47.4K -3,242 -7%
LPL Financial
45
LPL Financial
California
$1.17M -$35.4K -2,425 -5%
MIM
46
Monashee Investment Management
Massachusetts
$1.14M +$629K +43,050 New
Jacobs Levy Equity Management
47
Jacobs Levy Equity Management
New Jersey
$1.02M -$5.21M -356,363 -90%
Morgan Stanley
48
Morgan Stanley
New York
$1.02M -$247K -16,943 -31%
VEA
49
Virtus ETF Advisers
New York
$911K +$8.81K +603 +2%
New York State Common Retirement Fund
50
New York State Common Retirement Fund
New York
$843K +$74.5K +5,100 +19%

RUBY Hedge Fund Activity: Q1 2021 in Review

105 of the 5,695 institutional investors tracked by Wall St. Rank reported a position in Rubius Therapeutics, Inc (RUBY) for Q1 2021, worth a combined $2.23B — up 289% from $572M a quarter earlier.

Buyers outnumbered sellers: 32 funds opened new RUBY positions and 13 closed out — a net gain of 19 holders — while 28 added to existing stakes and 34 trimmed.

The largest buyer was Fidelity Investments, adding an estimated $31.4M. The largest seller was Jacobs Levy Equity Management, cutting an estimated $5.21M.

  • 105 institutional investors held Rubius Therapeutics, Inc (RUBY) as of Q1 2021, up from 87 in Q4 2020.
  • Funds reported $2.23B of Rubius Therapeutics, Inc stock for Q1 2021, up 289% quarter-over-quarter.
  • 32 funds opened new Rubius Therapeutics, Inc positions in Q1 2021 and 13 closed out, a net change of +19 holders.
  • The largest Rubius Therapeutics, Inc buyer in Q1 2021 was Fidelity Investments, an estimated $31.4M added.
  • The largest Rubius Therapeutics, Inc seller in Q1 2021 was Jacobs Levy Equity Management, an estimated $5.21M sold.

Based on aggregated 13F filings for Q1 2021.