Claflin Bruce L. Insider Trades & Stock Holdings

Director · Ciena Corporation · Latest filing Sep 24, 2026

Claflin Bruce L., Director at Ciena Corporation has 1 Form 4 trade on file since Sep 24, 2026. Open-market activity: 0 purchases ($0) and 1 sale ($1.02M), net -$1.02M. Latest filing: disposed of 2.86K shares of $CIEN on Sep 24, 2026 at $355.91.

Trades on file

1

Open-market bought

$0

Open-market sold

$1.02M

Net open-market

-$1.02M

Latest filing

Sep 24, 2026

All insider trades by Claflin Bruce L.

Date	Ticker	Type	Shares	Price	Value	Owned after	ΔOwn	1W	1M	6M	Role	Filing	Story
Sep 24, 2026	$CIEN	Sell (Open-market sale)	2.86K	$355.91	$1.02M			+5.8%			Director		—

"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 Claflin Bruce L. traded

• $CIEN

Frequently asked questions

Has Claflin Bruce L. been buying or selling stock?

Claflin Bruce L. has 0 open-market purchases and 1 open-market sale on file, net -$1.02M. Grants, option exercises and tax withholding are listed separately because they are not open-market trades.

What was Claflin Bruce L.'s latest insider trade?

disposed of 2.86K shares of $CIEN on Sep 24, 2026 at $355.91.

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.