A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.

Why are some filings missing?

New filings appear as the SEC updates EDGAR, and older records can vary by availability.

How often is this page updated?

Updates follow new EDGAR submissions and periodic data refreshes.

Filer Snapshot

Cal Henderson

CIK 0001775683. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

245

Latest filing

21 Jul 2021

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: Forms 3/4/5 owner position for WORK. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

Open owner activity Save page

Latest 13F portfolio

—

No parsed 13F portfolio row yet.

Browse latest 13F

Largest parsed holding

—

Populates from the latest parsed 13F information table.

Open holding

13D/G large stake

—

No recent parsed 13D/G stake row for this CIK.

Browse 13D/G

Insider / owner context

WORK

21 Jul 2021

Open owner page

Save this filer page

Create a free account to keep this page in your watchlists. After verification, we will save it automatically and open your saved research list.

Create free account and save this filer Already have an account? Sign in and save it

Source: SEC Forms 3/4/5

4 filed on 21 Jul 2021 for CIK 0001775683.

View source filing

Business address: C/O Slack Technologies, Inc., 500 Howard Street, San Francisco, CA, 94105

Filer intelligence

What SEC filings say about Cal Henderson

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

Save filer

Quick read

Forms 3/4/5 show insider context for WORK.

SEC source mix

Counts show available parsed rows, not one combined ownership total.

XML parsed

13F portfolio No rows yet

Quarterly institutional portfolio holdings.

Open

13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

Open

Forms 3/4/5 1 rows

Officer, director, and 10% owner holdings or transactions.

Open

Forms 3/4/5 insider context

WORK

21 Jul 2021 · Chief Technology Officer

Issuer page Owner page

Latest update

What changed recently for Cal Henderson

Ownership report updated

Latest ownership report period: 21 Jul 2021. Open the source-backed page to inspect the fresh filing or facts context.

Update date

21 Jul 2021

Page type

Ownership filings

Latest period

21 Jul 2021

Ownership context was refreshed from SEC Forms 3/4/5 filed on 21 Jul 2021.

Open ownership filings Browse recent public updates

SEC filing record

CIK 0001775683 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings

245

First seen

07 Jun 2019

Latest filing

21 Jul 2021

Entity

Individual

Observed form types

4 4/A 3

CIK-linked evidence first

Cal Henderson SEC filings Cal Henderson owner filings Open SEC filing index

Latest Filings

Showing the latest 12 of 245 SEC filings for Cal Henderson.

Open full filing history

4 File 001-38926

FORM 4

Filing date: 21 Jul 2021
Reporting date: 21 Jul 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 06 Jul 2021
Reporting date: 01 Jul 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 05 May 2021
Reporting date: 03 May 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 05 Apr 2021
Reporting date: 01 Apr 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 03 Feb 2021
Reporting date: 01 Feb 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 06 Jan 2021
Reporting date: 04 Jan 2021
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 30 Dec 2020
Reporting date: 28 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 09 Dec 2020
Reporting date: 07 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 07 Dec 2020
Reporting date: 03 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 03 Dec 2020
Reporting date: 01 Dec 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 01 Dec 2020
Reporting date: 27 Nov 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

4 File 001-38926

FORM 4

Filing date: 27 Nov 2020
Reporting date: 24 Nov 2020
SEC evidence: Open document Open filing
Next action: Verify source filing

Cal Henderson

Start with the SEC data that changes for this CIK

What SEC filings say about Cal Henderson

Quick read

SEC source mix

Forms 3/4/5 insider context

What changed recently for Cal Henderson

CIK 0001775683 filing coverage

Latest Filings

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

FORM 4

Related pages for Cal Henderson