← All stocks

Columbus Acquisition Corp/Cayman Islands

COLA No buying or selling

CIK 0002028201 #4712 in the set updated 21 Sep 2026

Bought (120 mo)

$0.00

out of their own pocket, the only kind of buying there is

Sold (120 mo)

$0.00

$0.00 on a plan · $0.00 straight out of an exercise

Sold at will

$0.00

0 of 0 sales

Net

$0.00

$0.00 against sales at will

By person

2 insiders · 0 transactions

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Zhang Fen

CEO

—

1,698,290

37.79%

—

−11.7%

Hercules Capital Management VII Corp entity

10% owner

—

1,698,290

37.79%

—

−11.7%

Individual transactions

Nothing of that kind in this period.

What was left out

Form 4 filings counted 2

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 0

Sales straight out of an exercise 0

Sales at will 0

Transactions with no price 0

Shares from compensation/vesting 450,000

History held since 11 Mar 2025