Transaction · 0001104659-26-103395

Briffa Mark

Briffa Mark, CSO, reported a transaction classified as withholding at Wheels Up Experience Inc. involving 257.000000 shares for an estimated $1300.42. Reported holdings after the transaction were 34318.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FCSO
UPWheels Up Experience Inc.
Trade date
Aug 26, 2026
Filing date
Aug 29, 2026
View on SEC Insider profile
Estimated value-$1.30kShares × reported price
Shares traded257$5.06 per share
Holdings after34.3kDirect
% of reported position tradedUnavailableThis security and ownership context
How reported position traded is calculated

Calculated 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.

UP price since this filing

Daily closing prices, with the filing date and available return windows
UP · Daily closing priceLoading daily prices…
Filing dateReturn windows appear as prices become available.
Pre-filing1mo ago1w ago1d ago
Returns since7d30d90d180d1y

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
withholding
Code F
Identifier
0001104659-26-103395
Class A Common Stock, par value $0.0001 per share
Transaction date
Aug 26, 2026
Filed Aug 29, 2026, 12:00 AM · 3d delay
Shares
257 sh
$5.06 per share
Estimated value
-$1.30k
Computed from shares × price
Holdings after
34,318 sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

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

-16 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.
  • tax_withholding-22 points

    transaction_code = F

    Tax withholding on vesting shares is mechanical.
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 Sales Officer

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

    Represents shares of Class A common stock, par value $0.0001 per share ("Common Stock"), of Wheels Up Experience Inc. (the "Issuer") withheld for the payment of tax liability arising as a result of th…

  2. F2

    Reflects the forfeiture of 1,090, 8,190, 8,238 and 27,990 unvested RSUs, for no consideration, pursuant to the Settlement Agreement, dated August 12, 2026, by and between Air Partner Limited (a subsid…

  3. F3

    Represents shares of Common Stock of the Issuer withheld for the payment of tax liability arising as a result of the vesting of RSUs granted under the A&R 2021 LTIP, which were originally reported by…

Original filing · 0001104659-26-103395
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