Quick Takeaways
- Laurion Capital Management LP filed SCHEDULE 13G for Rallybio Corp Common Stock, par value $0.0001 per share (RLYB).
- Disclosed ownership: 5.7%.
- Date of event: 31 Mar 2026.
Laurion Capital Management LP - 31 Mar 2026 SCHEDULE 13G Report for Rallybio Corp Common Stock, par value $0.0001 per share (RLYB)
- Filing Manager
- Laurion Capital Management LP
- Reporting Manager
- Laurion Capital Management LP
- Symbol
- RLYB
- Shares outstanding
- 5,292,937 shares
- Disclosed Ownership
- 302,756 shares
- Ownership
- 5.7%
- Form type
- SCHEDULE 13G
- Filing time
- 29 Apr 2026, 11:16:04 UTC
- Date of event
- 31 Mar 2026
- SEC
- View on sec.gov
Quoteable Key Fact
"Laurion Capital Management LP disclosed 5.7% ownership in Rallybio Corp Common Stock, par value $0.0001 per share (RLYB) on 31 Mar 2026."
What Changed
- No earlier schedule filing is available for direct comparison.
- Current filing was accepted on 29 Apr 2026, 11:16.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Source Evidence
Backed by Schedule 13D/13G
See Original Filing
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
Reporting Managers (3)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| Laurion Capital Management LP | 5.7% | 302,756 | 0 | 302,756 | Jason Riesel | Jason Riesel, General Counsel & CCO | |
| Benjamin Alexander Smith | 5.7% | 302,756 | 0 | 302,756 | Benjamin Alexander Smith | Benjamin Alexander Smith | |
| Janaka Sheehan Maduraperuma | 5.7% | 302,756 | 0 | 302,756 | Janaka Sheehan Maduraperuma | Janaka Sheehan Maduraperuma |