Transaction · 0002109966-26-000008

Cao Sean Wuxiong

Cao Sean Wuxiong, CBDO, reported an open-market or private sale at NovaBridge Biosciences involving 107978.000000 shares for an estimated $79903.72. Reported holdings after the transaction were 266467.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

Open-market sellSEC transaction code SCBDO
NBPNovaBridge Biosciences
Trade date
Sep 09, 2026
Filing date
Sep 11, 2026
View on SEC Insider profile
Estimated value-$79.9kShares × reported price
Shares traded107k$0.74 per share
Holdings after266kDirect
% of reported position traded28.84%This security and ownership context
How reported position traded is calculated

Shares sold ÷ (holdings after + shares sold). Estimated position before: 374,445 shares.

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 ago +12.6%1d ago +11.9%
Returns since7d +0.6%30d -12.6%90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
Sell
Code S
Identifier
0002109966-26-000008
Ordinary Shares
Transaction date
Sep 09, 2026
Filed Sep 11, 2026, 08:30 PM · 2d delay
Shares
107,978 sh
$0.74 per share
Estimated value
-$79.9k
Computed from shares × price
Holdings after
266,467 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

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

+10 points

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.

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.
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

    The Reporting Person sold 46,947 ADSs representing approximately 107,978 ordinary shares in connection with the partial vesting of a restricted stock unit award on September 3, 2026, solely to satisfy…

  3. F3

    Reported securities are represented by 46,947 ADSs.

  4. F4

    Reported sales price represents the converted sales price of the ADSs of $1.6908.

Original filing · 0002109966-26-000008
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