David I. Rainer owns 1.55% of California BanCorp \ CA
497,757 shares as of the August 2, 2026 filing, worth $10.8M at the latest close.
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Free.
The stake
1.55%
worth $10.8M at the latest close
Stake rank
#1,662
by dollar value of the stake
Last sale
165 days ago
May 7, 2026
Last buy
None
no purchases since 2026
David I. Rainer owns 1.55% of California BanCorp \ CA: 497,757 of 32,150,541 shares, worth about $10.8M at the 2026-10-16 close. The stake has moved from 2.83% in 2023 to 1.55% on 2026-08-04, across 1 sale and 0 purchases that moved it since 2016. The last trade that moved it was a discretionary sale of $1.4M on 2026-05-07.
How the stake is held
as of the Aug 2, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Aug 2, 2026 · Form 4 ↗
HELD DIRECTLY
141,410
28.4%
HELD INDIRECTLY · DAVID AND ANNE RAINER TRUST U/A DTD 05/07/1997
356,347
71.6%
THE STAKE
497,757
1.55%