Research paths
Charles Dadswell
Filer Snapshot
Charles Dadswell SEC EDGAR Filings
SEC filings, ownership reports, and insider transactions for CIK 0001575229 .
Entity Type
Individual
Total Filings
120
Latest Filing
10 Mar 2026
Industry
n/a
Save this filer page for the next filing cycle
Keep this page in your research queue, then return to compare new filings with prior context.
Save and revisit
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.
Best next steps
Start with the latest filings table, then open the strongest context page for this filer.
Use the filings table to verify the newest submission, form type, and report period.
Open the deeper context page only when this filer actually has insider or ownership signal.
Business address
C/O Masimo Corporation, 52 Discovery, Irvine, CA, 92618
Top holdings (ownership)
ILMN
Key facts
Charles Dadswell is an SEC filer tracked under CIK 0001575229.
120 filings are listed on this profile.
Common form coverage includes 4, 3, 144 and more.
Change
Latest filing: 4 filed on 10 Mar 2026.
Report period: 06 Mar 2026.
Research use
You can quote filing dates and form types directly from the SEC record on this page.
Use this profile before deeper ownership or insider analysis to confirm filing history context.
Return Loop
Why revisit this filer page
A newly filed 4 can change the filing history, ownership context, or next research path for Charles Dadswell.
Latest source-backed update
4 filed 10 Mar 2026
Why come back
Revisit after a new SEC filing appears to compare the updated record with prior filings.
Latest filing on record: 4 filed 10 Mar 2026.
Save this filer if you want a stable place to return after the next filing cycle.
Open the latest filing table or ownership context to verify what changed.
Filer freshness comes from SEC EDGAR submission history and related source-backed ownership or portfolio filings when available.
Latest update
What changed recently for Charles Dadswell
Ownership report updated
Latest ownership report period: 06 Mar 2026. Open the source-backed page to inspect the fresh filing or facts context.
Update date
10 Mar 2026
Page type
Ownership filings
Latest period
06 Mar 2026
Ownership context was refreshed from SEC Forms 3/4/5 filed on 10 Mar 2026.
Filer Overview
Charles Dadswell has filed 120 SEC EDGAR filings since 24 Apr 2013.
Common forms include 4, 3, 144, 5 and more.
Latest Filings
Recent SEC filings for Charles Dadswell with direct links to document and filing folders.
4
File 001-33642
FORM 4
Filing date
10 Mar 2026
Reporting date
06 Mar 2026
Next action
Verify source filing
4
File 001-33642
FORM 4
Filing date
03 Sep 2025
Reporting date
18 Aug 2025
Next action
Verify source filing
3
File 001-33642
FORM 3
Filing date
03 Sep 2025
Reporting date
18 Aug 2025
Next action
Verify source filing
144
144 filing
Filing date
15 Oct 2024
Reporting date
Not listed
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
17 Sep 2024
Reporting date
13 Sep 2024
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
19 Aug 2024
Reporting date
15 Aug 2024
Next action
Verify source filing
144
144 filing
Filing date
15 Aug 2024
Reporting date
Not listed
Next action
Verify source filing
3
File 001-42045
3
Filing date
12 Jun 2024
Reporting date
11 Jun 2024
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Mar 2024
Reporting date
05 Mar 2024
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Nov 2023
Reporting date
05 Nov 2023
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 Mar 2023
Reporting date
01 Mar 2023
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
23 Feb 2023
Reporting date
21 Feb 2023
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
08 Nov 2022
Reporting date
05 Nov 2022
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
02 May 2022
Reporting date
28 Apr 2022
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
30 Mar 2022
Reporting date
28 Mar 2022
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 Mar 2022
Reporting date
01 Mar 2022
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
24 Feb 2022
Reporting date
22 Feb 2022
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
23 Dec 2021
Reporting date
22 Dec 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
24 Nov 2021
Reporting date
22 Nov 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
09 Nov 2021
Reporting date
05 Nov 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
26 Oct 2021
Reporting date
22 Oct 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
23 Sep 2021
Reporting date
22 Sep 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
25 Aug 2021
Reporting date
23 Aug 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
26 Jul 2021
Reporting date
22 Jul 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
24 Jun 2021
Reporting date
22 Jun 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
26 May 2021
Reporting date
24 May 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
26 Apr 2021
Reporting date
22 Apr 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
24 Mar 2021
Reporting date
22 Mar 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
18 Feb 2021
Reporting date
17 Feb 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
11 Feb 2021
Reporting date
09 Feb 2021
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
02 Dec 2020
Reporting date
01 Dec 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
09 Nov 2020
Reporting date
05 Nov 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Nov 2020
Reporting date
02 Nov 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Oct 2020
Reporting date
01 Oct 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
02 Sep 2020
Reporting date
01 Sep 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Aug 2020
Reporting date
03 Aug 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
06 Jul 2020
Reporting date
01 Jul 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 Jun 2020
Reporting date
01 Jun 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 May 2020
Reporting date
01 May 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 Apr 2020
Reporting date
01 Apr 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Mar 2020
Reporting date
02 Mar 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
13 Feb 2020
Reporting date
11 Feb 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Feb 2020
Reporting date
05 Feb 2020
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Dec 2019
Reporting date
02 Dec 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Nov 2019
Reporting date
05 Nov 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Nov 2019
Reporting date
01 Nov 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 Oct 2019
Reporting date
01 Oct 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Sep 2019
Reporting date
03 Sep 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Aug 2019
Reporting date
01 Aug 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 Jul 2019
Reporting date
01 Jul 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Jun 2019
Reporting date
03 Jun 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 May 2019
Reporting date
01 May 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
03 Apr 2019
Reporting date
01 Apr 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Mar 2019
Reporting date
01 Mar 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
14 Feb 2019
Reporting date
12 Feb 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Feb 2019
Reporting date
01 Feb 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Jan 2019
Reporting date
02 Jan 2019
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
13 Dec 2018
Reporting date
11 Dec 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Dec 2018
Reporting date
03 Dec 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Nov 2018
Reporting date
05 Nov 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Apr 2018
Reporting date
03 Apr 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
06 Mar 2018
Reporting date
05 Mar 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
20 Feb 2018
Reporting date
15 Feb 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Feb 2018
Reporting date
05 Feb 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
30 Jan 2018
Reporting date
29 Jan 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Jan 2018
Reporting date
03 Jan 2018
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
13 Dec 2017
Reporting date
11 Dec 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
06 Dec 2017
Reporting date
04 Dec 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Nov 2017
Reporting date
03 Nov 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Oct 2017
Reporting date
03 Oct 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Sep 2017
Reporting date
05 Sep 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Aug 2017
Reporting date
03 Aug 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 Jul 2017
Reporting date
03 Jul 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Jun 2017
Reporting date
05 Jun 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
05 May 2017
Reporting date
03 May 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
24 Apr 2017
Reporting date
24 Apr 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
17 Feb 2017
Reporting date
15 Feb 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
08 Feb 2017
Reporting date
06 Feb 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
31 Jan 2017
Reporting date
30 Jan 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
12 Jan 2017
Reporting date
10 Jan 2017
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
06 Dec 2016
Reporting date
02 Dec 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
08 Nov 2016
Reporting date
07 Nov 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
06 Oct 2016
Reporting date
04 Oct 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
08 Sep 2016
Reporting date
06 Sep 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
08 Aug 2016
Reporting date
04 Aug 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
28 Jul 2016
Reporting date
27 Jul 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
25 Apr 2016
Reporting date
22 Apr 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
06 Apr 2016
Reporting date
04 Apr 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
09 Mar 2016
Reporting date
07 Mar 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
07 Mar 2016
Reporting date
03 Mar 2016
Next action
Verify source filing
5
File 001-35406
PRIMARY DOCUMENT
Filing date
17 Feb 2016
Reporting date
03 Jan 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
01 Feb 2016
Reporting date
29 Jan 2016
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
30 Dec 2015
Reporting date
28 Dec 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
10 Dec 2015
Reporting date
08 Dec 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
30 Nov 2015
Reporting date
27 Nov 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
06 Nov 2015
Reporting date
05 Nov 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
04 Nov 2015
Reporting date
03 Nov 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
28 Sep 2015
Reporting date
28 Sep 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
31 Aug 2015
Reporting date
27 Aug 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
29 Jul 2015
Reporting date
27 Jul 2015
Next action
Verify source filing
4/A
File 001-35406
PRIMARY DOCUMENT
Filing date
29 Jul 2015
Reporting date
29 Jun 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
29 Jun 2015
Reporting date
29 Jun 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
28 May 2015
Reporting date
27 May 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
01 May 2015
Reporting date
30 Apr 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
28 Apr 2015
Reporting date
27 Apr 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
23 Apr 2015
Reporting date
22 Apr 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
31 Mar 2015
Reporting date
27 Mar 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
02 Feb 2015
Reporting date
29 Jan 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
28 Jan 2015
Reporting date
27 Jan 2015
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
29 Dec 2014
Reporting date
29 Dec 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
09 Dec 2014
Reporting date
05 Dec 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
02 Dec 2014
Reporting date
28 Nov 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
28 Oct 2014
Reporting date
27 Oct 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
30 Sep 2014
Reporting date
29 Sep 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
28 Aug 2014
Reporting date
27 Aug 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
29 Jul 2014
Reporting date
28 Jul 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
27 Jun 2014
Reporting date
27 Jun 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
22 Apr 2014
Reporting date
22 Apr 2014
Next action
Verify source filing
4
File 001-35406
PRIMARY DOCUMENT
Filing date
31 Jan 2014
Reporting date
29 Jan 2014
Next action
Verify source filing
3
File 001-35406
PRIMARY DOCUMENT
Filing date
24 Apr 2013
Reporting date
22 Apr 2013
Next action
Verify source filing
About this filer
Charles Dadswell files with the SEC under CIK 0001575229. This page aggregates EDGAR filings and related ownership activity.
FAQ
What is a CIK?
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.
CIK / security context first
Related pages for Charles Dadswell
Broader directories and feeds