Entity type
Individual
Filer Snapshot
Bipul Sinha
CIK 0001685768. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.
Total filings
3
Latest filing
12 Sep 2025
Industry
n/a
Filing-backed research brief
Start with the SEC data that changes for this CIK
Latest signal: 13D/G stake for RBRK. 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
RBRK
12 Sep 2025 · 8.9% ownership
Open 13D/GInsider / owner context
RBRK
12 Sep 2025 · $841.82M
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Source: SEC Schedule 13D/G
View Source Filing
SCHEDULE 13D/A filed on 12 Sep 2025 for CIK 0001685768.
- Ownership signals
-
SEC value by filing type
Compare filing types separately; 13F, 13D/G, and Forms 3/4/5 are different evidence sources.
Forms 3/4/5 positions$841.82MReporting-owner positions with enough data to estimate value.
Estimated Forms 3/4/5 position value
$841.82MEstimated only when owner filings include enough share and price data.
Largest linked SEC positions
Largest issuer positions found across parsed 13F, 13D/G, and Forms 3/4/5 data.
RBRKSchedule 13D positions
Active large-stake positions disclosed in parsed Schedule 13D filings.
RBRKSchedule 13G positions
Passive or institutional large-stake positions disclosed in parsed Schedule 13G filings.
RBRKHow to read these SEC values
- Read each filing type on its own: 13F portfolios, 13D/G large stakes, and Forms 3/4/5 owner positions answer different questions.
- Open the linked research paths when you need to verify the exact SEC filing behind a value.
- Business address
- 3495 Deer Creek Road, Palo Alto, CA, 94304
Ownership signals
1 signal
Identity
1 identity field
Filer intelligence
What SEC filings say about Bipul Sinha
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
- 1 recent 13D/G stake row found; top row is RBRK at 8.9% ownership.
- Forms 3/4/5 show insider context for RBRK worth $841.82M.
SEC source mix
Counts show available parsed rows, not one combined ownership total.
13D/G large-stake context
RBRK
12 Sep 2025 · Class A Common Stock
Forms 3/4/5 insider context
RBRK
12 Sep 2025 · Chairman of the Board and CEO · 10% owner
Latest update
What changed recently for Bipul Sinha
Latest ownership report period: 12 Sep 2025. Open the source-backed page to inspect the fresh filing or facts context.
Update date
12 Sep 2025
Page type
Ownership filings
Latest period
12 Sep 2025
Ownership context was refreshed from SEC Forms 3/4/5 filed on 12 Sep 2025.
SEC filing record
CIK 0001685768 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
3
First seen
14 Feb 2025
Latest filing
12 Sep 2025
Entity
Individual
Observed form types
SCHEDULE 13D
SCHEDULE 13D/A
SCHEDULE 13G
CIK-linked evidence first
Latest Filings
Showing the latest 3 of 3 SEC filings for Bipul Sinha.
SCHEDULE 13D/A
SCHEDULE 13D/A filing
- Filing date
- 12 Sep 2025
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
SCHEDULE 13D
SCHEDULE 13D filing
- Filing date
- 01 Apr 2025
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing
SCHEDULE 13G
SCHEDULE 13G filing
- Filing date
- 14 Feb 2025
- Reporting date
- Not listed
- SEC evidence
- Open document Open filing
- Next action
- Verify source filing