Form 4
Insider Selling
2026-04-17
CIEN insider SMITH GARY B (Director, President, CEO) sold 2,952 shares (~$1.38M)
SMITH GARY B, listed as Director, President, CEO at CIENA CORP, reported an open-market sale of 2,952 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: SMITH GARY B (Director, President, CEO)
Shares: 2,952
Est. Value: $1.38M
Form 4
Insider Selling
2026-04-17
CIEN insider Rothenstein David M (SVP and Chief Strategy Officer) sold 2,500 shares (~$1.17M)
Rothenstein David M, listed as SVP and Chief Strategy Officer at CIENA CORP, reported an open-market sale of 2,500 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: Rothenstein David M (SVP and Chief Strategy Officer)
Shares: 2,500
Est. Value: $1.17M
Form 4
Insider Selling
2026-04-17
CIEN insider Gage Brodie (SVP Global Products & Supply) sold 1,200 shares (~$566.1K)
Gage Brodie, listed as SVP Global Products & Supply at CIENA CORP, reported an open-market sale of 1,200 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: Gage Brodie (SVP Global Products & Supply)
Shares: 1,200
Est. Value: $566.1K
Form 4
Insider Selling
2026-04-16
CIEN insider DiPerna Dino (SVP Global R&D) sold 2,829 shares (~$1.33M)
DiPerna Dino, listed as SVP Global R&D at CIENA CORP, reported an open-market sale of 2,829 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: DiPerna Dino (SVP Global R&D)
Shares: 2,829
Est. Value: $1.33M
Form 144
Large Proposed Insider Sale
2026-04-15
CIEN Form 144 filed for proposed insider sale by Gary B. Smith (17,712 shares) ~$16.85M
Gary B. Smith filed a Form 144 with the SEC indicating intent to sell CIEN (CIENA CORP) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.
Filing: Form 144 (Proposed Sale Notice)
Insider: Gary B. Smith
Shares: 17,712
Est. Value: $16.85M
Form 144
Proposed Insider Sale
2026-04-15
CIEN Form 144 filed for proposed insider sale by DAVID ROTHENSTEIN (2,500 shares) ~$2.34M
DAVID ROTHENSTEIN filed a Form 144 with the SEC indicating intent to sell CIEN (CIENA CORP) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.
Filing: Form 144 (Proposed Sale Notice)
Insider: DAVID ROTHENSTEIN
Shares: 2,500
Est. Value: $2.34M
Form 144
Proposed Insider Sale
2026-04-15
CIEN Form 144 filed for proposed insider sale by BRODIE GAGE (1,200 shares) ~$1.13M
BRODIE GAGE filed a Form 144 with the SEC indicating intent to sell CIEN (CIENA CORP) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.
Filing: Form 144 (Proposed Sale Notice)
Insider: BRODIE GAGE
Shares: 1,200
Est. Value: $1.13M
Form 144
Proposed Insider Sale
2026-04-15
CIEN Form 144 filed for proposed insider sale by DINO DIPERNA (2,829 shares) ~$2.67M
DINO DIPERNA filed a Form 144 with the SEC indicating intent to sell CIEN (CIENA CORP) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.
Filing: Form 144 (Proposed Sale Notice)
Insider: DINO DIPERNA
Shares: 2,829
Est. Value: $2.67M
Form 4
Insider Selling
2026-04-03
CIEN insider Phipps Jason (SVP Global Sales and Marketing) sold 22,014 shares (~$9.02M)
Phipps Jason, listed as SVP Global Sales and Marketing at CIENA CORP, reported an open-market sale of 22,014 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: Phipps Jason (SVP Global Sales and Marketing)
Shares: 22,014
Est. Value: $9.02M
Form 4
Insider Selling
2026-04-03
CIEN insider Kosaraju Sheela (SVP and General Counsel) sold 2,012 shares (~$808.2K)
Kosaraju Sheela, listed as SVP and General Counsel at CIENA CORP, reported an open-market sale of 2,012 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: Kosaraju Sheela (SVP and General Counsel)
Shares: 2,012
Est. Value: $808.2K
Form 4
Insider Selling
2026-04-03
CIEN insider SMITH GARY B (Director, President, CEO) sold 2,952 shares (~$1.23M)
SMITH GARY B, listed as Director, President, CEO at CIENA CORP, reported an open-market sale of 2,952 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: SMITH GARY B (Director, President, CEO)
Shares: 2,952
Est. Value: $1.23M
Form 144
Large Proposed Insider Sale
2026-04-01
CIEN Form 144 filed for proposed insider sale by JASON PHIPPS (22,014 shares) ~$18.04M
JASON PHIPPS filed a Form 144 with the SEC indicating intent to sell CIEN (CIENA CORP) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4. The proposed dollar value is large enough to merit attention.
Filing: Form 144 (Proposed Sale Notice)
Insider: JASON PHIPPS
Shares: 22,014
Est. Value: $18.04M
Form 144
Proposed Insider Sale
2026-04-01
CIEN Form 144 filed for proposed insider sale by SHEELA KOSARAJU (2,012 shares) ~$1.62M
SHEELA KOSARAJU filed a Form 144 with the SEC indicating intent to sell CIEN (CIENA CORP) shares. Form 144 reflects a proposed sale, not a completed transaction. The actual execution, if any, would typically appear later in a Form 4.
Filing: Form 144 (Proposed Sale Notice)
Insider: SHEELA KOSARAJU
Shares: 2,012
Est. Value: $1.62M
Form 4
Insider Selling
2026-03-31
CIEN insider Cumello Joseph (SVP, General Mgr. Blue Planet) sold 1,773 shares (~$700.0K)
Cumello Joseph, listed as SVP, General Mgr. Blue Planet at CIENA CORP, reported an open-market sale of 1,773 CIEN shares in a Form 4 filing. This is a confirmed insider sale, not just a proposed sale notice.
Filing: Form 4 (Insider Transaction)
Insider: Cumello Joseph (SVP, General Mgr. Blue Planet)
Shares: 1,773
Est. Value: $700.0K
Form 8-K
Material Company Update
2026-03-31
CIEN filed 8-K — material company event
CIENA CORP filed an 8-K with the SEC reporting a material event. Filing excerpt: XBRL Viewer
Filing: 8-K (Material Event)