Rallybio Corp

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Rallybio Corp
TickerRLYB
CIK #0001739410
CUSIP75120L209
SectorLife Sciences - Pharmaceutical Preparations
Address234 Church Street Suite 1020, New Haven, CT 06510
Source [EDGAR]
Reg D Offering (Form D) Filed Raised Terms
Rallybio Corp 2024-04-22 6.6 M Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose
Rallybio Holdings LLC 2020-04-13 145.2 M Exemption: 506(b) · Duration: One year or less · Revenue: Decline to Disclose
CIK Filing 2011 - 2026
[0001739410] 10-K
[0001739410] 10-Q
[0001739410] 3
[0001739410] 4
[0001739410] 8-K
[0001739410] D
[0001739410] SC 13D
[0001739410] SC 13G
Form 13D/13G Filer Form 13D/13G Subject Filed % Owned
ADAR1 Capital Management LLC Rallybio Corp [2026-06-05] 0.0
Balyasny Asset Management LP Rallybio Corp [2026-05-15] 0.0
Nantahala Capital Management LLC Rallybio Corp [2026-05-15] 0.0
Cormorant Asset Management LP Rallybio Corp [2026-05-15] 0.0
Laurion Capital Management LP Rallybio Corp [2026-04-29] 0.0
FMR LLC Rallybio Corp [2026-03-06] 0.0
Johnson & Johnson Rallybio Corp [2024-07-30] 8.8
Novo Holdings A/S Rallybio Corp [2022-11-17] 6.2
New Leaf Ventures III LP Rallybio Corp [2022-02-11] 6.7
Canaan Xi LP Rallybio Corp [2022-02-08] 7.5
Tekla Capital Management LLC Rallybio Corp [2022-01-21] 7.2
5AM Ventures V LP Rallybio Corp [2021-08-12] 8.7
Pivotal Bioventure Partners Fund I LP Rallybio Corp [2021-08-12] 7.3
TPG Group Holdings SBS Advisors Inc Rallybio Corp [2021-08-12] 0.7
Viking Global Investors LP Rallybio Corp [2021-08-09] 13.1
FMR LLC Rallybio Corp [2021-08-04] 0.0
Form 3/4/5 Filer 2011 - 2026
Rallybio Corp
Schneeberger Daniel
ADAR1 Capital Management LLC
FMR LLC
Lieber Jonathan I
Mackay Martin
Hunt Ronald
Liu Hui
Hopfner Robert Lorne
Chung Wendy
Boudreau Helen M
Nash Christine A
Soteropoulos Paula
Uden Stephen
Ryder Steven
Parmar Kush
5AM Ventures V LP
Schwab Andrew J
5AM Partners V LLC
Rocklage Scott M
Viking Global Investors LP
Viking Global Opportunities GP LLC
Viking Global Opportunities Illiquid Investments Sub-Master
Viking Global Opportunities Parent GP LLC
Viking Global Opportunities Portfolio GP LLC
Halvorsen Ole Andreas
Shabet Rose Sharon
Ott David C
5AM Opportunities I GP LLC
5AM Opportunities I LP
Fryer Jeffrey M
Shannon Timothy M
Iancovici Lucian
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Lieber Jonathan I
Common Stock
2026-02-23 Sell 789 $5.06 3,992
Mackay Martin
Option (Right to Buy) · derivative
2026-02-18 Grant 18,055 $3.60 64,998
Lieber Jonathan I
Common Stock
2026-02-18 Grant 2,500 $0.00
Hunt Ronald
Option (Right to Buy) · derivative
2026-02-18 Grant 14,305 $3.60 51,498
Hopfner Robert Lorne
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Soteropoulos Paula
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Liu Hui
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Mackay Martin
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Nash Christine A
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Boudreau Helen M
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Chung Wendy
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Hunt Ronald
Option (Right to Buy) · derivative
2025-05-13 Grant 28,500 $0.00
Uden Stephen
Option (Right to Buy) · derivative
2025-02-14 Grant 453,700 $0.00
Ryder Steven
Option (Right to Buy) · derivative
2025-02-14 Grant 180,000 $0.00
Lieber Jonathan I
Option (Right to Buy) · derivative
2025-02-14 Grant 180,000 $0.00
Hunt Ronald
Option (Right to Buy) · derivative
2025-01-02 Grant 73,571 $0.70 51,500
Mackay Martin
Option (Right to Buy) · derivative
2025-01-02 Grant 92,857 $0.70 65,000
Hopfner Robert Lorne
Option (Right to Buy) · derivative
2025-01-02 Grant 73,571 $0.70 51,500
Liu Hui
Option (Right to Buy) · derivative
2025-01-02 Grant 67,857 $0.70 47,500
Hunt Ronald
Option (Right to Buy) · derivative
2024-05-15 Grant 16,500 $0.00
showing 20 of 150 most recent transactions
13F Ownership Over TimeHoldersShares Held
2026-03-31 38 4,666,407
2025-12-31 46 24,931,168
2025-09-30 45 29,833,371
2025-06-30 49 31,192,738
2025-03-31 48 32,001,262
2024-12-31 50 32,428,353
2024-09-30 50 31,213,634
2024-06-30 67 31,633,749
2024-03-31 63 30,367,805
2023-12-31 55 31,870,457
2023-09-30 59 31,203,781
2023-06-30 60 33,261,435
Form 13F Holdings
Firm Period DFND Voting Shares
Fortitude Family Office LLC [2026-06-30] SOLE 53 53
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