Wall John Christopher Insider Trades & Stock Holdings

President, QNX · BlackBerry Limited · Latest filing Oct 2, 2026

Wall John Christopher, President, QNX at BlackBerry Limited has 1 Form 4 trade on file since Oct 2, 2026. Open-market activity: 0 purchases ($0) and 1 sale ($31.89K), net -$31.89K. Latest filing: disposed of 3.47K shares of $BB on Oct 2, 2026 at $9.18.

Trades on file

1

Open-market bought

$0

Open-market sold

$31.89K

Net open-market

-$31.89K

Latest filing

Oct 2, 2026

All insider trades by Wall John Christopher

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Oct 2, 2026	$BB	Sell (Open-market sale)	3.47K	$9.18	$31.89K			-4.2%			President, QNX		—

"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 Wall John Christopher traded

• $BB

Frequently asked questions

Has Wall John Christopher been buying or selling stock?

Wall John Christopher has 0 open-market purchases and 1 open-market sale on file, net -$31.89K. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Wall John Christopher's latest insider trade?

disposed of 3.47K shares of $BB on Oct 2, 2026 at $9.18.

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.