Ming Yan Insider Trades & Stock Holdings

CHIEF TECHNOLOGY OFFICER · CTKB · Latest filing Jun 12, 2026

Ming Yan, CHIEF TECHNOLOGY OFFICER at CTKB has 1 Form 4 trade on file since Jun 12, 2026. Latest filing: disposed of 135.89K shares of $CTKB on Jun 12, 2026.

Trades on file

1

Open-market bought

$0

Open-market sold

$0

Net open-market

$0

Latest filing

Jun 12, 2026

All insider trades by Ming Yan

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Jun 12, 2026	$CTKB	Sell (Gift)	135.89K	$0	—			-2.5%	+13.9%		CHIEF TECHNOLOGY OFFICER		Read

"Buy" means shares acquired on the Form 4 (including grants and option exercises); "Sell" means shares disposed. 1W / 1M / 6M = how the stock moved after the trade.

Stocks Ming Yan traded

• $CTKB

Frequently asked questions

What was Ming Yan's latest insider trade?

disposed of 135.89K shares of $CTKB on Jun 12, 2026.

Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.