CIEN Ciena Corporation

NYSE
$379.14

Ciena Corporation (CIEN) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

Insider signal In line Selling ran below CIEN's own trailing one-year pace, with 63% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 8 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
7
9 transactions
Purchases
$0
0 shares
Sales
$6.4M
18,283 shares
Net activity
-$6.4M
purchases less sales

How much of that selling was preplanned? 63% planned / 37% discretionary

10b5-1 plan sales $4.0M 7 transactions · 11,688 shares
Discretionary sales $2.4M 2 transactions · 6,595 shares

Largest single sale: $1.3M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

No open-market insider purchase on record.

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Cumello Joseph EVP & General Mgr. Sell 10b5-1 1,586 $358.52 $568.6K 39,570 −3.9% of holding
Claflin Bruce L. Director Sell 2,857 $355.91 $1.0M 8,279 −25.7% of holding
NEVENS THOMAS MICHAEL Director Sell 3,738 $359.04 $1.3M 6,289 −37.3% of holding
DiPerna Dino EVP & Chief R&D Officer Sell 10b5-1 249 $350.00 $87.2K 39,126 −0.6% of holding
SMITH GARY B President & CEO Sell 10b5-1 2,952 $330.18 $974.7K 240,126 −1.2% of holding
Rothenstein David M EVP & Chief Strategy Officer Sell 10b5-1 2,500 $330.48 $826.2K 177,731 −1.4% of holding
Gage Brodie EVP & Chief Product & Sell 10b5-1 1,200 $324.86 $389.8K 37,207 −3.1% of holding
DiPerna Dino EVP & Chief R&D Officer Sell 10b5-1 249 $324.86 $80.9K 39,375 −0.6% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.