Rothenstein David M
EVP & Chief Strategy Officer
Rothenstein David M has filed 20 SEC Form 4 filings (46 transaction rows) across 1 company, with disclosures dating back to 2025. 17 of those filings fall inside the rolling window. Most recent filing: Oct 19, 2026.
On the most recent filing, Rothenstein David M is listed as EVP & Chief Strategy Officer at CIENA CORP. Inside the rolling window, Rothenstein David M reported no open-market purchases and 12 open-market sales totaling $10.8M in CIEN. The largest disclosed transaction in the window is a sale of 2,500 CIEN shares on May 15, 2026, worth $1.4M.
Companies traded
Other insiders at CIEN
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$10.8M
reported sales (SEC code S)
Companies
1
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| CIEN | EVP & Chief Strategy Officer | Sale | 2,500 | $870K | Oct 19 | SEC ↗ | |
| CIEN | EVP & Chief Strategy Officer | Sale | 2,500 | $826K | Sep 17 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $1.1M | Aug 18 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $1.1M | Jul 17 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $1.1M | Jun 17 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $1.4M | May 19 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $1.2M | Apr 17 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $863K | Mar 18 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $750K | Feb 19 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $548K | Jan 13 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $552K | Dec 16 | SEC ↗ | |
| CIEN | SVP and Chief Strategy Officer | Sale | 2,500 | $479K | Nov 18 | SEC ↗ |
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
Frequently asked questions
How many SEC Form 4 filings has Rothenstein David M made?
Rothenstein David M has filed 20 SEC Form 4 filings (46 transaction rows) across 1 company since 2025.
Which companies does Rothenstein David M trade?
Rothenstein David M has filed SEC Form 4 disclosures for 1 company, including CIEN.
When was Rothenstein David M's most recent SEC Form 4 filing?
Rothenstein David M's most recent SEC Form 4 filing on Tracefour is dated Oct 19, 2026.
What is Rothenstein David M's job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Rothenstein David M is listed as EVP & Chief Strategy Officer.
What is Rothenstein David M's total buy and sell value in the current window?
Inside the rolling retention window, Rothenstein David M bought $0 and sold $10.8M based on SEC Form 4 filings.
What was Rothenstein David M's largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 2,500 CIEN shares on 2026-05-15, worth $1.4M, per SEC Form 4 filings.