Transaction · 0001193125-26-421747
RLYBRallybio Corp
Hopfner Robert Lorne
Hopfner Robert Lorne, DIR, reported a transaction classified as exercise at Rallybio Corp involving 9196.000000 shares for an estimated $5149.76. Reported holdings after the transaction were 0.000000 shares. A 10b5-1 reference was not detected in the stored filing text.
exerciseSEC transaction code MDIR
- Trade date
- Oct 12, 2026
- Filing date
- Oct 14, 2026
How reported position traded is calculated
Not calculated for derivative securities.
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.
RLYB price since this filing
Daily closing prices, with the filing date and available return windowsRLYB · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago -0.1%1d ago +0.7%
Returns since7d30d90d180d1y
Transaction facts
Stored Form 4 columns with their raw values
- Type
- exercise Code M
- Identifier
- 0001193125-26-421747 Option (Right to Buy)
- Transaction date
- Oct 12, 2026 Filed Oct 14, 2026, 08:34 PM · 2d delay
- Shares
- 9,196 sh $0.56 per share
- Estimated value
- -$5.14k Computed from shares × price
- Holdings after
- 0 sh Direct
Filing signal explanations
Badges describe filing facts only — not predictions.
Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Derivative Transaction Direct Ownership
Filing-only score
-6 points
Compact filing score computed from stored Form 4 facts. Version v1.
Mixed or weak signal
This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.
How this score is calculated
- direct_ownership+6 points
direct_or_indirect_ownership = D
Direct ownership reports the insider's personal stake. - timely_filing+4 points
reporting_delay_days = 2
Filing reported within two business days of the transaction. - derivative_transaction-16 points
is_derivative = true
Derivative exercise rows are less discretionary than open-market purchases.
Signed filing-only points, not a probability or expected return. Version v1.
Reported relationships & other filings
Form 4 relationship flags and nearby filing context
Reported roles
No officer title
Officer NoDirector Yes10% NoOther No
Footnotes & amended
- F1
The option vests as to the underlying shares of Common Stock in 12 equal installments, each on the last day of each month of calendar year 2025.
- F2
This option was issued to the reporting person pursuant to the Company's 2021 Equity Incentive Plan in lieu of retainer fees of $51,500.
- F3
The option was granted under the Company's 2021 Equity Incentive Plan. The option vests on the earlier of May 13, 2026 or the date of the Company's 2026 Annual Meeting of Stockholders.
- F4
The option was granted under the Company's 2021 Equity Incentive Plan. The option vests on the earlier of May 15, 2025 or the date of the Company's 2025 Annual Meeting of Stockholders.
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