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Rallybio
RLYB

62 hedge funds and large institutions have $55.9M invested in Rallybio in 2024 Q1 according to their latest regulatory filings, with 13 funds opening new positions, 15 increasing their positions, 17 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

160% more first-time investments, than exits

New positions opened: 13 | Existing positions closed: 5

15% more funds holding

Funds holding: 54 → 62 (+8)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

0.55% less ownership

Funds ownership: 10.54% → 9.98% (-0.55%)

12% less repeat investments, than reductions

Existing positions increased: 15 | Existing positions reduced: 17

27% less capital invested

Capital invested by funds: $76.1M → $55.9M (-$20.3M)

Holders
62
Holders Change
+8
Holders Change %
+14.81%
% of All Funds
0.89%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
13
Increased
15
Reduced
17
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
Renaissance Technologies
Renaissance Technologies
New York
+$850K
2
Millennium Management
Millennium Management
New York
+$281K
3
Citadel Advisors
Citadel Advisors
Florida
+$141K
4
Acadian Asset Management
Acadian Asset Management
Massachusetts
+$54.5K
5
XT
XTX Topco
Cayman Islands
+$39.7K

Top Sellers

Rank Fund Capital Flow
1
NHAS
Novo Holdings A/S
Denmark
-$4.23M
2
Fidelity Investments
Fidelity Investments
Massachusetts
-$446K
3
AFM
Anson Funds Management
Texas
-$440K
4
Morgan Stanley
Morgan Stanley
New York
-$212K
5
BlackRock
BlackRock
New York
-$139K
Name Holding Trade Value Shares
Change 		Change in
Stake
Viking Global Investors
1
Viking Global Investors
Connecticut
$7.76M – – –
5VM
2
5AM Venture Management
California
$6.72M – – –
NLVP
3
New Leaf Venture Partners
New York
$6.11M – – –
TGA
4
TPG GP A
Texas
$5.6M – – –
PBPIA
5
Pivotal bioVenture Partners Investment Advisor
California
$4.45M – – –
Fidelity Investments
6
Fidelity Investments
Massachusetts
$4.22M -$446K -31,994 -10%
CPX
7
Canaan Partners XI
California
$3.81M – – –
Aberdeen Group
8
Aberdeen Group
United Kingdom
$3.2M – – –
BlackRock
9
BlackRock
New York
$3.1M -$139K -9,953 -5%
Vanguard Group
10
Vanguard Group
Pennsylvania
$1.99M +$22.3K +1,600 +1%
LCM
11
Laurion Capital Management
New York
$1.45M – – –
Geode Capital Management
12
Geode Capital Management
Massachusetts
$961K +$25.1K +1,798 +3%
State Street
13
State Street
Massachusetts
$950K +$8.97K +644 +1%
Renaissance Technologies
14
Renaissance Technologies
New York
$903K +$850K +61,013 New
Mariner
15
Mariner
Kansas
$750K +$1.7K +122 +0.2%
Citadel Advisors
16
Citadel Advisors
Florida
$739K +$141K +10,150 +25%
BOCH
17
Blue Owl Capital Holdings
New York
$648K – – –
Northern Trust
18
Northern Trust
Illinois
$453K -$8.75K -628 -2%
Millennium Management
19
Millennium Management
New York
$364K +$281K +20,151 +453%
BCM
20
Bridgeway Capital Management
Texas
$178K -$56.3K -4,038 -25%
Bank of New York Mellon
21
Bank of New York Mellon
New York
$167K +$70 +5 +0%
Charles Schwab
22
Charles Schwab
California
$142K – – –
Morgan Stanley
23
Morgan Stanley
New York
$141K -$212K -15,232 -61%
N
24
Nuveen
North Carolina
$118K – – –
RhumbLine Advisers
25
RhumbLine Advisers
Massachusetts
$73.9K +$2.08K +149 +3%
1
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RLYB Hedge Fund Activity: Q1 2024 in Review

62 of the 6,942 institutional investors tracked by Wall St. Rank reported a position in Rallybio (RLYB) for Q1 2024, worth a combined $55.9M — down 27% from $76.1M a quarter earlier.

Buyers outnumbered sellers: 13 funds opened new RLYB positions and 5 closed out — a net gain of 8 holders — while 15 added to existing stakes and 17 trimmed.

The largest buyer was Renaissance Technologies, opening a new position worth an estimated $850K. The largest seller was Novo Holdings A/S, exiting entirely with an estimated $4.23M sold.

  • 62 institutional investors held Rallybio (RLYB) as of Q1 2024, up from 54 in Q4 2023.
  • Funds reported $55.9M of Rallybio stock for Q1 2024, down 27% quarter-over-quarter.
  • 13 funds opened new Rallybio positions in Q1 2024 and 5 closed out, a net change of +8 holders.
  • The largest Rallybio buyer in Q1 2024 was Renaissance Technologies, an estimated $850K added.
  • The largest Rallybio seller in Q1 2024 was Novo Holdings A/S, an estimated $4.23M sold.

Based on aggregated 13F filings for Q1 2024.