Entity type
Individual
Filer Snapshot
Margaret Chow
CIK 0001869739. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.
Total filings
5
Latest filing
25 Jan 2024
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 BASE. Each card links back to the PortfolioSavvy page where the filing evidence is closest.
Latest 13F portfolio
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No parsed 13F portfolio row yet.
Browse latest 13FLargest parsed holding
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Populates from the latest parsed 13F information table.
Open holding13D/G large stake
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No recent parsed 13D/G stake row for this CIK.
Browse 13D/GInsider / owner context
BASE
24 Sep 2025 · $0
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Source: SEC Forms 3/4/5
View Source Filing
4 filed on 25 Jan 2024 for CIK 0001869739.
- Business address
- 3155 Olsen Dr., Suite 150, San Jose, CA, 95117
Filer intelligence
What SEC filings say about Margaret Chow
A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.
Quick read
- Forms 3/4/5 show insider context for BASE worth $0.
SEC source mix
Counts show available parsed rows, not one combined ownership total.
Forms 3/4/5 insider context
BASE
24 Sep 2025 · SVP & Chief Legal Officer
Latest update
What changed recently for Margaret Chow
Latest ownership report period: 24 Sep 2025. Open the source-backed page to inspect the fresh filing or facts context.
Update date
24 Sep 2025
Page type
Ownership filings
Latest period
24 Sep 2025
Ownership context was refreshed from SEC Forms 3/4/5 filed on 24 Sep 2025.
SEC filing record
CIK 0001869739 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
5
First seen
11 Sep 2023
Latest filing
25 Jan 2024
Entity
Individual
Observed form types
4
Primary evidence
Latest Filings
Showing the latest 5 of 5 SEC filings for Margaret Chow.
4
4 filing
- Filing date
- 25 Jan 2024
- Reporting date
- 23 Jan 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 04 Jan 2024
- Reporting date
- 02 Jan 2024
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 20 Dec 2023
- Reporting date
- 18 Dec 2023
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 16 Nov 2023
- Reporting date
- 14 Nov 2023
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
4
4 filing
- Filing date
- 11 Sep 2023
- Reporting date
- 07 Sep 2023
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing