Transaction · 0002109966-26-000006

Cao Sean Wuxiong

Cao Sean Wuxiong, CBDO, reported a transaction classified as exercise at NovaBridge Biosciences involving 45320.000000 shares for an estimated $0.00. Reported holdings after the transaction were 135960.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

exerciseSEC transaction code MCBDO
NBPNovaBridge Biosciences
Trade date
Sep 03, 2026
Filing date
Sep 08, 2026
View on SEC Insider profile
Estimated value$0Shares × reported price
Shares traded45.3k$0.00 per share
Holdings after135kDirect
% of reported position tradedUnavailableThis security and ownership context
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.

NBP price since this filing

Daily closing prices, with the filing date and available return windows
NBP · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago1d ago +0.6%
Returns since7d -10.7%30d -23.0%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Derivative
Type
exercise
Code M
Identifier
0002109966-26-000006
Restricted Share Units
Transaction date
Sep 03, 2026
Filed Sep 08, 2026, 09:51 PM · 5d delay
Shares
45,320 sh
$0.00 per share
Estimated value
$0
Computed from shares × price
Holdings after
135,960 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Derivative Transaction Direct Ownership Large Holdings Reduction
Filing-only score

-10 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.
  • derivative_transaction-16 points

    is_derivative = true

    Derivative exercise rows are less discretionary than open-market purchases.
Read the scoring methodology

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

Chief Bus. Development Officer

Officer YesDirector No10% NoOther No
Footnotes & amended
  1. F1

    The Ordinary Shares may be represented by American Depositary Shares ("ADS"). Each 10 ADSs represent 23 Ordinary Shares of the Issuer.

  2. F2

    Reported securities are represented by 102,233 ADSs

  3. F3

    Each restricted stock unit ("RSU") represents a contingent right to receive one ADS.

  4. F4

    Reported securities are represented by 45,320 ADSs.

  5. F5

    On September 3, 2025, the Reporting Person was granted 408,933 RSUs. The RSUs vested or shall vest over four years, with one-fourth vesting on the first anniversary of the grant date and the balance v…

  6. F6

    On June 22, 2026, the Reporting Person was granted 181,280 RSUs. The RSUs vested or shall vest over four years, with one-fourth vesting on September 3, 2026 and the balance vesting ratably over the s…

Original filing · 0002109966-26-000006
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