MULLER FRANK L. purchased 23.4% of their position (450.00 shares) of CALIFORNIA BANCORP \ CA on the open market
Open‑market purchase worth $10.0K — a significant purchase. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 9/10/2026ACC: 0001807551-26-000004
+450.00
Net shares
Net buyer
$10.0K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
450.00 acquired
Non-Derivative Transactions1
Common Stock
Indirect
Shares
+450.00
Price / share
$22.13
Trade value
$9.96K
% of position
23.4%
9/4/2026
1.93K→2.38K
Total
Net shares
+450.00
Net value
$9.96K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Indirect | 9/4/2026 | P · Purchase | +450.00 | $22.13 | $9.96K | 23.4% | 1.93K | 2.38K |
| Total | +450.00 | $9.96K | ||||||
Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1
Common Stock
DirectShares owned37.93K
Total
37.93K direct37.93K
| Security Title | Shares Owned | Ownership Type |
|---|---|---|
| Common Stock | 37.93K | Direct |
| Total | 37.93K | 37.93K direct |
Derivative Holdings (Post-Transaction)0
No derivative holdings reported