Insider trading · Q3 2026 · CIK 936395

Ciena Corp (CIEN) insider trading.

Name: Ciena Corp insider transactions, Q3 2026
Creator: U.S. Securities and Exchange Commission

In Q3 2026, insiders at Ciena Corp reported 60 non-derivative transactions on 31 Forms 3, 4 and 5: 0 open-market purchases and 23 sales worth $19.4M.

Transactions: 60
Purchases (P): 0
Sales (S): 23
Net shares, P minus S: -48,036
Insiders: 11
Last filed: 2026-09-29

Insiders

Insider	Relationship	Transactions	Sales
Smith Gary B	Director, Officer · President & CEO	10	6
DiPerna Dino	Officer · EVP & Chief R&D Officer	9	4
Rothenstein David M	Officer · EVP & Chief Strategy Officer	8	3
Gage Brodie	Officer · EVP & Chief Product &	8	3
Cumello Joseph	Officer · EVP & General Mgr.	6	1
Kosaraju Sheela	Officer · EVP & Chief Legal Officer	6	1
Phipps Jason	Officer · EVP & Chief Customer Officer	5	1
Graff Marc D.	Officer · EVP & Chief Financial Officer	4	2
Nevens Thomas Michael	Director	2	1
Claflin Bruce L.	Director	1	1
Hoffman Grant	Officer · EVP & Chief Supply	1	0

Transactions

60 non-derivative rows, newest transaction first. Shares and prices as filed.
Date	Insider	Code	Shares	Price	Owned after	Filing
2026-09-25	Cumello Joseph	S (D)	1,586	$358.52	39,570	Form 4
2026-09-24	Claflin Bruce L.	S (D)	2,857	$355.91	8,279	Form 4
2026-09-24	Nevens Thomas Michael	G (D)	2,797	—	3,492	Form 4
2026-09-23	Nevens Thomas Michael	S (D)	3,738	$359.04	6,289	Form 4
2026-09-20	Smith Gary B	F (D)	3,102	$348.8	234,039	Form 4
2026-09-20	Smith Gary B	F (D)	2,985	$348.8	237,141	Form 4
2026-09-20	Smith Gary B	F (D)	937	$348.8	231,359	Form 4
2026-09-20	Smith Gary B	F (D)	1,743	$348.8	232,296	Form 4
2026-09-20	Rothenstein David M	F (D)	436	$348.8	175,601	Form 4
2026-09-20	Rothenstein David M	F (D)	811	$348.8	176,037	Form 4
2026-09-20	Rothenstein David M	F (D)	204	$348.8	176,848	Form 4
2026-09-20	Rothenstein David M	F (D)	679	$348.8	177,052	Form 4
2026-09-20	Rothenstein David M	F (D)	220	$348.8	175,381	Form 4
2026-09-20	Phipps Jason	F (D)	268	$348.8	60,017	Form 4
2026-09-20	Phipps Jason	F (D)	503	$348.8	60,285	Form 4
2026-09-20	Phipps Jason	F (D)	735	$348.8	61,647	Form 4
2026-09-20	Phipps Jason	F (D)	859	$348.8	60,788	Form 4
2026-09-20	Cumello Joseph	F (D)	180	$348.8	41,487	Form 4
2026-09-20	Cumello Joseph	F (D)	331	$348.8	41,156	Form 4
2026-09-20	Cumello Joseph	F (D)	582	$348.8	41,667	Form 4
2026-09-20	Cumello Joseph	F (D)	182	$348.8	42,249	Form 4
2026-09-20	Cumello Joseph	F (D)	441	$348.8	42,431	Form 4
2026-09-20	Kosaraju Sheela	F (D)	189	$348.8	86,166	Form 4
2026-09-20	Kosaraju Sheela	F (D)	330	$348.8	86,355	Form 4
2026-09-20	Kosaraju Sheela	F (D)	549	$348.8	86,685	Form 4
2026-09-20	Kosaraju Sheela	F (D)	691	$348.8	87,234	Form 4
2026-09-20	Kosaraju Sheela	F (D)	156	$348.8	87,925	Form 4
2026-09-20	DiPerna Dino	F (D)	428	$348.8	37,320	Form 4
2026-09-20	DiPerna Dino	F (D)	247	$348.8	37,073	Form 4
2026-09-20	DiPerna Dino	F (D)	730	$348.8	37,748	Form 4
2026-09-20	DiPerna Dino	F (D)	444	$348.8	38,478	Form 4
2026-09-20	DiPerna Dino	F (D)	204	$348.8	38,922	Form 4
2026-09-20	Gage Brodie	F (D)	442	$348.8	36,561	Form 4
2026-09-20	Gage Brodie	F (D)	669	$348.8	35,892	Form 4
2026-09-20	Gage Brodie	F (D)	388	$348.8	35,504	Form 4
2026-09-20	Gage Brodie	F (D)	204	$348.8	37,003	Form 4
2026-09-20	Gage Brodie	F (D)	231	$348.8	35,273	Form 4
2026-09-20	Graff Marc D.	F (D)	286	$348.8	107,233	Form 4
2026-09-20	Hoffman Grant	F (D)	170	$348.8	6,347	Form 4
2026-09-16	DiPerna Dino	S (D)	249	$350	39,126	Form 4
2026-09-15	Smith Gary B	S (D)	2,952	$330.18	240,126	Form 4
2026-09-15	Rothenstein David M	S (D)	2,500	$330.48	177,731	Form 4
2026-09-15	DiPerna Dino	S (D)	249	$324.86	39,375	Form 4
2026-09-15	Gage Brodie	S (D)	1,200	$324.86	37,207	Form 4
2026-09-01	Smith Gary B	S (D)	2,952	$362.9	243,078	Form 4
2026-08-17	Smith Gary B	S (D)	2,952	$447.78	246,030	Form 4
2026-08-17	Gage Brodie	S (D)	1,200	$439.24	38,407	Form 4
2026-08-14	Rothenstein David M	S (D)	2,500	$438.1	180,231	Form 4
2026-08-14	Graff Marc D.	S (D)	4,995	$430.72	107,519	Form 4
2026-08-03	Smith Gary B	S (D)	2,952	$379.81	248,982	Form 4
2026-08-01	Graff Marc D.	F (D)	14,441	$377.05	112,514	Form 4
2026-07-15	Smith Gary B	S (D)	2,952	$421.1	251,934	Form 4
2026-07-15	Rothenstein David M	S (D)	2,500	$420.91	182,731	Form 4
2026-07-15	DiPerna Dino	S (D)	391	$449.15	39,624	Form 4
2026-07-15	DiPerna Dino	S (D)	391	$449.15	40,015	Form 4
2026-07-15	Gage Brodie	S (D)	1,200	$449.15	39,607	Form 4
2026-07-01	Smith Gary B	S (D)	2,952	$468.83	254,886	Form 4
2026-07-01	Phipps Jason	S (D)	2,629	$466.2	62,382	Form 4
2026-07-01	Kosaraju Sheela	S (D)	2,013	$466.2	88,081	Form 4
2026-07-01	Graff Marc D.	S (D)	126	$466.2	126,955	Form 4

Transaction codes in this quarter

F: 36 S: 23 G: 1

Get CIEN insider transactions through the API

Request with your API key

curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=936395&limit=100" \
  -H "Authorization: Bearer $SEC_API_KEY"

Insider trading API guide · CIEN company page · Ciena Corp on SEC.gov

Questions

Are insiders buying or selling Ciena Corp (CIEN)?

In Q3 2026, insiders at Ciena Corp reported 60 non-derivative transactions on 31 Forms 3, 4 and 5: 0 open-market purchases and 23 sales worth $19.4M. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.

Where do these Ciena Corp insider trades come from?

From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.

Source: SEC Insider Transactions Data Sets, Q3 2026, retrieved 2026-10-27. Footnotes, derivative holdings and amendments are in the linked filings. Not investment advice.

Plain-text version for agents and LLMs: /insider-trading/cien.md

Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.