RAINER DAVID I

PrivateCIK: 1555186
Location

ENCINO, CA

RAINER DAVID I (Executive Chairman) sold 17.4% of their position (75K shares) of CALIFORNIA BANCORP \ CA on the open market

Open‑market sale worth $1.43M — a significant reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderRAINER DAVID ICIK 1555186
IssuerCALIFORNIA BANCORP \ CACIK 1795815
DirectorOfficer· Executive Chairman
Since Mar 2026
-75K
Net shares
Net seller
$1.43M
Total sold
1
Open market trades
0B · 1S
1
Total transactions
75K disposed
Non-Derivative Transactions1

Common Stock

Indirect
S · Sale

Shares

75K

Price / share

$19.00

Trade value

$1.43M

% of position

17.4%
5/7/2026
431.35K356.35K
Total

Net shares

75K

Net value

-$1.43M

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Direct
Shares owned144.93K
Total
144.93K direct144.93K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
RAINER DAVID I — Insider Transaction (Form 4) Filed May 8, 2026 | Finecho