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Rallybio
RLYB

49 hedge funds and large institutions have $36.5M invested in Rallybio in 2024 Q3 according to their latest regulatory filings, with 1 funds opening new positions, 11 increasing their positions, 22 reducing their positions, and 18 closing their positions.

New
Increased
Maintained
Reduced
Closed

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

0.14% less ownership

Funds ownership: 9.54% → 9.4% (-0.14%)

14% less capital invested

Capital invested by funds: $42.4M → $36.5M (-$5.87M)

26% less funds holding

Funds holding: 66 → 49 (-17)

50% less repeat investments, than reductions

Existing positions increased: 11 | Existing positions reduced: 22

94% less first-time investments, than exits

New positions opened: 1 | Existing positions closed: 18

Holders
49
Holders Change
-17
Holders Change %
-25.76%
% of All Funds
0.7%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
1
Increased
11
Reduced
22
Closed
18
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

Rank Fund Capital Flow
1
AC
Almitas Capital
California
+$933K
2
Vanguard Group
Vanguard Group
Pennsylvania
+$81.4K
3
Two Sigma Advisers
Two Sigma Advisers
New York
+$80.8K
4
Renaissance Technologies
Renaissance Technologies
New York
+$75.9K
5
Two Sigma Investments
Two Sigma Investments
New York
+$39.8K

Top Sellers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
-$375K
2
Goldman Sachs
Goldman Sachs
New York
-$243K
3
Northern Trust
Northern Trust
Illinois
-$202K
4
CPX
Canaan Partners XI
California
-$179K
5
Millennium Management
Millennium Management
New York
-$141K
Name Holding Trade Value Shares
Change 		Change in
Stake
Viking Global Investors
1
Viking Global Investors
Connecticut
$4.91M – – –
JJ
2
Johnson & Johnson
New Jersey
$4.25M – – –
5VM
3
5AM Venture Management
California
$4.25M – – –
NLVP
4
New Leaf Venture Partners
New York
$3.86M – – –
TGA
5
TPG GP A
Texas
$3.54M – – –
PBPIA
6
Pivotal bioVenture Partners Investment Advisor
California
$2.81M – – –
Fidelity Investments
7
Fidelity Investments
Massachusetts
$2.71M +$30.6K +3,178 +1%
CPX
8
Canaan Partners XI
California
$2.24M -$179K -18,591 -7%
Aberdeen Group
9
Aberdeen Group
United Kingdom
$2.02M – – –
Vanguard Group
10
Vanguard Group
Pennsylvania
$1.08M +$81.4K +8,453 +8%
AC
11
Almitas Capital
California
$1.02M +$933K +96,819 +768%
LCM
12
Laurion Capital Management
New York
$861K -$57.6K -5,981 -6%
Mariner
13
Mariner
Kansas
$475K – – –
Renaissance Technologies
14
Renaissance Technologies
New York
$472K +$75.9K +7,875 +18%
Millennium Management
15
Millennium Management
New York
$401K -$141K -14,628 -25%
Geode Capital Management
16
Geode Capital Management
Massachusetts
$287K +$30.1K +3,122 +11%
BlackRock
17
BlackRock
New York
$235K -$138K -14,347 -36%
Susquehanna International Group
18
Susquehanna International Group
Pennsylvania
$108K -$4.56K -473 -4%
BCM
19
Bridgeway Capital Management
Texas
$107K -$5.54K -575 -5%
Two Sigma Advisers
20
Two Sigma Advisers
New York
$107K +$80.8K +8,387 +274%
Acadian Asset Management
21
Acadian Asset Management
Massachusetts
$104K +$27.2K +2,819 +33%
Two Sigma Investments
22
Two Sigma Investments
New York
$101K +$39.8K +4,134 +62%
State Street
23
State Street
Massachusetts
$72.6K -$3.8K -394 -5%
Northern Trust
24
Northern Trust
Illinois
$71.3K -$202K -20,996 -73%
Wells Fargo
25
Wells Fargo
California
$58.9K +$15.1K +1,563 +33%
1
2 3

RLYB Hedge Fund Activity: Q3 2024 in Review

49 of the 6,964 institutional investors tracked by Wall St. Rank reported a position in Rallybio (RLYB) for Q3 2024, worth a combined $36.5M — down 14% from $42.4M a quarter earlier.

Sellers outnumbered buyers: 18 funds closed out of RLYB and 1 opened new positions — a net loss of 17 holders — while 22 trimmed existing stakes and 11 added.

The largest buyer was Almitas Capital, adding an estimated $933K. The largest seller was Citadel Advisors, exiting entirely with an estimated $375K sold.

  • 49 institutional investors held Rallybio (RLYB) as of Q3 2024, down from 66 in Q2 2024.
  • Funds reported $36.5M of Rallybio stock for Q3 2024, down 14% quarter-over-quarter.
  • 1 fund opened new Rallybio positions in Q3 2024 and 18 closed out, a net change of -17 holders.
  • The largest Rallybio buyer in Q3 2024 was Almitas Capital, an estimated $933K added.
  • The largest Rallybio seller in Q3 2024 was Citadel Advisors, an estimated $375K sold.

Based on aggregated 13F filings for Q3 2024.