Transaction · 0001193125-26-418051

Uden Stephen

Uden Stephen, CEO, reported a transaction classified as exercise at Rallybio Corp involving 22456.000000 shares for an estimated $136532.48. Reported holdings after the transaction were 115620.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

exerciseSEC transaction code MCEO
RLYBRallybio Corp
Filing timeOct 08
Trade dateOct 06, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position tradedUnavailableCalculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$16.98
Pre-filing
1mo ago1w ago +1.4%1d ago -0.5%
Returns since
7d30d90d180d1y

RLYB price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
RLYB since 2026-10-08Filed yesterday · 1 day of post-filing data
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Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
exercise
Code M
Identifier
0001193125-26-418051
Common Stock
Transaction date
Oct 06, 2026
Filed Oct 08, 2026, 09:04 PM · 2d delay
Shares
22.4k sh
$6.08 per share
Estimated value
$136k
Computed from shares × price
Holdings after
115k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership
+10score
Filing-only score

+10

Compact filing score computed from stored Form 4 facts. Version v1.

Positive filing signal

This filing has a modest positive filing-only score. Treat it as a useful flag for review, not as a buy signal.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    The option is granted under the Company's 2021 Equity Incentive Plan. The option vests in 48 equal monthly installments until fully vested on February 14, 2029.

Original filing · 0001193125-26-418051
Related transactions

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Same reporting owner
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