Transaction · 0001193125-26-259689

Sievers Eric

Sievers Eric, CMO, reported a transaction classified as withholding at BioAtla, Inc. involving 134.000000 shares for an estimated $526.62. Reported holdings after the transaction were 11840.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

withholdingSEC transaction code FCMO
BCABBioAtla, Inc.
Trade date
May 31, 2026
Filing date
Jun 05, 2026
View on SEC Insider profile
Estimated value-$527Shares × reported price
Shares traded134$3.93 per share
Holdings after11.8kDirect
% 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.

BCAB price since this filing

Daily closing prices, with the filing date and available return windows
BCAB · 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
0001193125-26-259689
Common Stock
Transaction date
May 31, 2026
Filed Jun 05, 2026, 08:30 PM · 5d delay
Shares
134 sh
$3.93 per share
Estimated value
-$527
Computed from shares × price
Holdings after
11,840 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 Medical Officer

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

    This transaction is not a sale of shares by the Reporting Person. Instead, this represents shares that have been withheld by the Issuer to satisfy its income tax and withholding and remittance obligat…

  2. F2

    Effective on April 6, 2026, the Issuer effected a 50-for-1 share consolidation of its common stock (the "Share Consolidation"). The amount of securities reported on this Form 4 has been adjusted to re…

Original filing · 0001193125-26-259689
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