Key facts
- This page summarizes Frank L. Muller's Form 4 filing for California BanCorp \ CA (BCAL).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 09 Sep 2026, 20:07.
Frank L. Muller - 04 Sep 2026 Form 4 Insider Report for California BanCorp \ CA (BCAL)
- Reporting relationship
- Director
- Issuer ticker
- BCAL
- Reported as of
- 04 Sep 2026
- Net transaction value
- +$9,958
- SEC form
- 4
- Accepted by SEC
- 09 Sep 2026, 20:07:47 UTC
- Prior SEC filing
- 03 Jun 2026
- Source filing
- View source filing
- Reporting owner signature
- Manisha Merchant, by POA for Frank Muller
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Frank L. Muller filed Form 4 for California BanCorp \ CA (BCAL) on 09 Sep 2026.
Change
- Previous filing in this sequence was filed on 03 Jun 2026.
- Current net transaction value: +$9,958.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0001807551
Primary reporting owner
Muller Frank L.
- Relationship
- Director
- Address
- C/O CALIFORNIA BANCORP, 355 S. GRAND AVE STE 1200, LOS ANGELES
- Signature
- Manisha Merchant, by POA for Frank Muller
- Signature date
- 09 Sep 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
BCAL
transaction
Common Stock
Purchase
- Transaction value
- $9,958
- Shares
- +450
- Change %
- +23%
- Price
- $22.13
- Shares after
- 2,377
- Date
- 04 Sep 2026
- Ownership
- By spouse
BCAL
holding
Common Stock
No transaction description listed
- Transaction value
- Shares
- Change %
- Price
- Shares after
- 37,933
- Date
- 04 Sep 2026
- Ownership
- Direct
* marks a reported price that did not pass the local price check.