Inspect W. R. Berkley Schedule 13D ownership

Created by

Brandt May

Actor

Major Shareholder Change Monitor - SEC 13D & 13G

Inspect the March 2026 amendment. Overlapping reporting-person holdings are kept separate and must not be summed.

Try for free

Major Shareholder Change Monitor - SEC 13D & 13Gmaydit/major-shareholder-change-monitor

Issuer

Reporting person

SEC form

Reported event date

+7 fields

Input

Exact SEC ownership XML URLs:https://www.sec.gov/Archives/edgar/data/11544/000119312526092603/primary_doc.xml

Maximum saved observations:5

Output fields

Issuer

Reporting person

SEC form

Reported event date

Reported shares

Reported stake (%)

Change (percentage pts)

Item 4 availability

Saved comparison

SEC filing

Observed

How it works

Sign up on Apify or log in

The Major Shareholder Change Monitor - SEC 13D & 13G Actor is ready to run with the inputs already set for "Inspect W. R. Berkley Schedule 13D ownership". Sign up or log in and you'll land in Apify Console with a copy of this exact task.

Start the "Inspect W. R. Berkley Schedule 13D ownership" task

The Major Shareholder Change Monitor - SEC 13D & 13G Actor will start running based on the input automatically. You can also change all the input fields, like exact sec ownership xml urls and maximum saved observations, to match your specific use case.

Receive the "Inspect W. R. Berkley Schedule 13D ownership" output

Monitor the progress in real time. You will be notified as soon as your dataset is complete and ready for review. Each result includes data such as issuer, reporting person, SEC form, and more.

Integrate into your workflow

The final output is delivered in JSON, CSV, or Excel format, ready to be plugged into your workflow. You can also run the "Inspect W. R. Berkley Schedule 13D ownership" task via API.