C
Ciena Corp
CIEN · Photonics
$418.46
-28.47 (-6.37%)
As of Jul 15, 2026 close
Institutional Ownership — Q1 2026 (filed through May 29)
Institutional Holders
1065
+219 vs Q4 2025
Shares Held
133.8M
-3.1M QoQ
% of Shares Out
29.3%
41.5M held with sole discretion
Value Held
$56.0B
at $418.46 · Jul 15, 2026 close
5%+ Owners
4
via 13G/13D
% of Shares Out counts only shares held with sole investment discretion. Where two managers share discretion, Form 13F requires each to report the full position, so summing every filer exceeds 100% of shares outstanding for widely-held names.
Holder Map
Block size ∝ position · color = QoQ changeWhale Activity — Q1 2026 Filings
Increased309
Decreased359
New position317
Closed98
Institutional Shares Held by Quarter
Holders
Sortable · search holders| Source | % of Shrs Out | Period | |||||
|---|---|---|---|---|---|---|---|
| FMR LLC | 13F | 21,209,756 | +81,546 +0.4% | $8.2B | 15.0% | Mar 31, 2026 | |
| BlackRock, Inc. | 13F | 13,373,787 | -3,295,043 -19.8% | $5.2B | 9.4% | Mar 31, 2026 | |
| JPMORGAN CHASE & CO | 13F | 10,226,649 | -637,643 -5.9% | $3.7B | 7.2% | Mar 31, 2026 | |
| VANGUARD CAPITAL MANAGEMENT LLC | 13F | 9,169,355 | +9,169,355 new | $3.6B | 6.5% | Mar 31, 2026 | |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 13F | 7,369,124 | +7,369,124 new | $2.9B | 5.2% | Mar 31, 2026 | |
| STATE STREET CORP | 13F | 6,309,050 | +1,206,641 +23.6% | $2.4B | 4.5% | Mar 31, 2026 | |
| PRICE T ROWE ASSOCIATES INC /MD/ | 13F | 5,242,802 | +1,191,177 +29.4% | $2.0B | 3.7% | Mar 31, 2026 | |
| GEODE CAPITAL MANAGEMENT, LLC | 13F | 4,065,559 | +1,378,122 +51.3% | $1.6B | 2.9% | Mar 31, 2026 | |
| Capital Research Global Investors | 13F | 2,750,050 | +2,750,050 new | $1.1B | 1.9% | Mar 31, 2026 | |
| BANK OF AMERICA CORP /DE/ | 13F | 1,954,632 | -209,815 -9.7% | $758.8M | 1.4% | Mar 31, 2026 | |
| Capital World Investors | 13F | 1,724,807 | -144,074 -7.7% | $669.6M | 1.2% | Mar 31, 2026 | |
| Jericho Capital Asset Management L.P. | 13F | 1,656,172 | +0 +0.0% | $643.0M | 1.2% | Mar 31, 2026 | |
| MORGAN STANLEY | 13F | 1,561,554 | +176,582 +12.7% | $606.2M | 1.1% | Mar 31, 2026 | |
| Invesco Ltd. | 13F | 1,530,293 | +11,452 +0.8% | $594.1M | 1.1% | Mar 31, 2026 | |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 13F | 1,388,477 | -848,358 -37.9% | $539.0M | 1.0% | Mar 31, 2026 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 13F | 1,272,258 | +336,530 +36.0% | $493.9M | 0.9% | Mar 31, 2026 | |
| VOYA INVESTMENT MANAGEMENT LLC | 13F | 1,205,099 | +258,279 +27.3% | $467.9M | 0.9% | Mar 31, 2026 | |
| NORTHERN TRUST CORP | 13F | 1,187,291 | -29,632 -2.4% | $460.9M | 0.8% | Mar 31, 2026 | |
| DIMENSIONAL FUND ADVISORS LP | 13F | 1,146,020 | -250,854 -18.0% | $444.7M | 0.8% | Mar 31, 2026 | |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 13F | 1,021,586 | -951,564 -48.2% | $396.6M | 0.7% | Mar 31, 2026 | |
| AQR CAPITAL MANAGEMENT LLC | 13F | 977,094 | -435,466 -30.8% | $374.5M | 0.7% | Mar 31, 2026 | |
| Bank of New York Mellon Corp | 13F | 926,858 | -191,284 -17.1% | $359.8M | 0.7% | Mar 31, 2026 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 13F | 851,932 | +154,369 +22.1% | $330.7M | 0.6% | Mar 31, 2026 | |
| Nuveen, LLC | 13F | 844,193 | -54,150 -6.0% | $327.7M | 0.6% | Mar 31, 2026 | |
| LONE PINE CAPITAL LLC | 13F | 809,522 | +809,522 new | $314.3M | 0.6% | Mar 31, 2026 | |
| Polar Capital Holdings Plc | 13F | 798,395 | -491,032 -38.1% | $310.0M | 0.6% | Mar 31, 2026 | |
| VANGUARD FIDUCIARY TRUST CO | 13F | 793,398 | +793,398 new | $308.0M | 0.6% | Mar 31, 2026 | |
| GOLDMAN SACHS GROUP INC | 13F | 773,258 | +327,899 +73.6% | $300.2M | 0.5% | Mar 31, 2026 | |
| Atreides Management, LP | 13F | 676,807 | -751,423 -52.6% | $262.8M | 0.5% | Mar 31, 2026 | |
| Legal & General Group Plc | 13F | 648,383 | +137,934 +27.0% | $251.7M | 0.5% | Mar 31, 2026 | |
| UBS Group AG | 13F | 648,209 | +107,631 +19.9% | $251.7M | 0.5% | Mar 31, 2026 | |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 13F | 582,668 | -24,723 -4.1% | $226.2M | 0.4% | Mar 31, 2026 | |
| Point72 Asset Management, L.P. | 13F | 544,655 | +73,975 +15.7% | $211.5M | 0.4% | Mar 31, 2026 | |
| AMERICAN CENTURY COMPANIES INC | 13F | 535,842 | +283,091 +112.0% | $208.0M | 0.4% | Mar 31, 2026 | |
| DEUTSCHE BANK AG\ | 13F | 527,888 | -62,566 -10.6% | $204.9M | 0.4% | Mar 31, 2026 | |
| ALLIANCEBERNSTEIN L.P. | 13F | 527,411 | +169,841 +47.5% | $123.3M | 0.4% | Mar 31, 2026 | |
| PRIMECAP MANAGEMENT CO/CA/ | 13F | 438,050 | -73,550 -14.4% | $170.1M | 0.3% | Mar 31, 2026 | |
| FIRST TRUST ADVISORS LP | 13F | 436,945 | -75,515 -14.7% | $169.6M | 0.3% | Mar 31, 2026 | |
| Amundi | 13F | 431,232 | -52,475 -10.8% | $167.4M | 0.3% | Mar 31, 2026 | |
| BNP PARIBAS FINANCIAL MARKETS | 13F | 423,783 | +361,611 +581.6% | $164.5M | 0.3% | Mar 31, 2026 | |
| T. Rowe Price Investment Management, Inc. | 13F | 418,459 | +418,395 +653742.2% | $162.5M | 0.3% | Mar 31, 2026 | |
| Swiss National Bank | 13F | 413,332 | +26,900 +7.0% | $160.5M | 0.3% | Mar 31, 2026 | |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 13F | 398,579 | -700,014 -63.7% | $154.7M | 0.3% | Mar 31, 2026 | |
| SCHRODER INVESTMENT MANAGEMENT GROUP | 13F | 394,092 | -206,462 -34.4% | $143.8M | 0.3% | Mar 31, 2026 | |
| Assenagon Asset Management S.A. | 13F | 364,547 | -149,695 -29.1% | $141.5M | 0.3% | Mar 31, 2026 | |
| WELLS FARGO & COMPANY/MN | 13F | 352,445 | +62,572 +21.6% | $136.8M | 0.2% | Mar 31, 2026 | |
| ACADIAN ASSET MANAGEMENT LLC | 13F | 330,121 | +47,157 +16.7% | $128.1M | 0.2% | Mar 31, 2026 | |
| PRUDENTIAL FINANCIAL INC | 13F | 325,763 | -163,388 -33.4% | $126.5M | 0.2% | Mar 31, 2026 | |
| Balyasny Asset Management L.P. | 13F | 323,419 | -116,667 -26.5% | $125.6M | 0.2% | Mar 31, 2026 | |
| Sumitomo Mitsui Trust Group, Inc. | 13F | 321,825 | +31,098 +10.7% | $124.9M | 0.2% | Mar 31, 2026 |
Page 1 of 20
Derivatives Institutional Owners
13F put/call positions · excluded from ownership totals| Type | Period | |||||
|---|---|---|---|---|---|---|
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Call | 838,300 | +210,100 +33.4% | $325.5M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Call | 573,500 | +205,600 +55.9% | $222.6M | Mar 31, 2026 | |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Put | 549,700 | +5,300 +1.0% | $213.4M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Call | 436,300 | +122,700 +39.1% | $169.4M | Mar 31, 2026 | |
| JANE STREET GROUP, LLC | Put | 372,800 | +185,800 +99.4% | $144.7M | Mar 31, 2026 | |
| CITADEL ADVISORS LLC | Put | 260,400 | -12,400 -4.5% | $101.1M | Mar 31, 2026 | |
| Point72 Asset Management, L.P. | Put | 109,000 | -18,400 -14.4% | $42.3M | Mar 31, 2026 | |
| Tidal Investments LLC | Put | 100,000 | +100,000 new | $38.8M | Mar 31, 2026 | |
| MILLENNIUM MANAGEMENT LLC | Call | 90,000 | +18,500 +25.9% | $34.9M | Mar 31, 2026 | |
| Point72 Asset Management, L.P. | Call | 83,200 | -3,800 -4.4% | $32.3M | Mar 31, 2026 | |
| Walleye Trading LLC | Call | 61,300 | -30,900 -33.5% | $23.8M | Mar 31, 2026 | |
| Jain Global LLC | Put | 60,000 | +60,000 new | $23.3M | Mar 31, 2026 | |
| MILLENNIUM MANAGEMENT LLC | Put | 55,400 | -4,100 -6.9% | $21.5M | Mar 31, 2026 | |
| Jain Global LLC | Call | 50,000 | +50,000 new | $19.4M | Mar 31, 2026 | |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | Put | 35,000 | +35,000 new | $13.6M | Mar 31, 2026 | |
| TUDOR INVESTMENT CORP ET AL | Call | 28,500 | -53,200 -65.1% | $11.1M | Mar 31, 2026 | |
| Alphadyne Asset Management LP | Put | 28,000 | +16,400 +141.4% | $10.9M | Mar 31, 2026 | |
| TUDOR INVESTMENT CORP ET AL | Put | 27,300 | -52,400 -65.7% | $10.6M | Mar 31, 2026 | |
| CAPITAL FUND MANAGEMENT S.A. | Put | 26,200 | -36,600 -58.3% | $10.2M | Mar 31, 2026 | |
| PINNBROOK CAPITAL MANAGEMENT LP | Call | 24,500 | +24,500 new | $9.5M | Mar 31, 2026 | |
| PEAK6 LLC | Call | 23,500 | -133,400 -85.0% | $9.1M | Mar 31, 2026 | |
| Squarepoint Ops LLC | Put | 21,000 | +5,900 +39.1% | $8.2M | Mar 31, 2026 | |
| Squarepoint Ops LLC | Call | 20,900 | -47,200 -69.3% | $8.1M | Mar 31, 2026 | |
| Alphadyne Asset Management LP | Call | 20,400 | +13,000 +175.7% | $7.9M | Mar 31, 2026 | |
| Walleye Capital LLC | Put | 14,300 | -10,500 -42.3% | $5.6M | Mar 31, 2026 | |
| CAPITAL FUND MANAGEMENT S.A. | Call | 13,100 | -31,700 -70.8% | $5.1M | Mar 31, 2026 | |
| D. E. Shaw & Co., Inc. | Call | 12,100 | +12,100 new | $4.7M | Mar 31, 2026 | |
| Walleye Trading LLC | Put | 9,300 | -7,500 -44.6% | $3.6M | Mar 31, 2026 | |
| Walleye Capital LLC | Call | 8,300 | -25,900 -75.7% | $3.2M | Mar 31, 2026 | |
| Twin Tree Management, LP | Put | 5,700 | -68,300 -92.3% | $2.2M | Mar 31, 2026 | |
| NOMURA HOLDINGS INC | Call | 4,000 | -15,000 -78.9% | $1.6M | Mar 31, 2026 | |
| AMERIPRISE FINANCIAL INC | Put | 3,300 | +3,300 new | $1.3M | Mar 31, 2026 | |
| SIG BROKERAGE, LP | Call | 2,900 | -2,100 -42.0% | $1.1M | Mar 31, 2026 | |
| SYMMETRY PEAK MANAGEMENT LLC | Call | 2,500 | +2,500 new | $970.6K | Mar 31, 2026 | |
| Twin Tree Management, LP | Call | 2,100 | -12,000 -85.1% | $815.3K | Mar 31, 2026 | |
| HUB Investment Partners, LLC | Call | 1,900 | +1,900 new | $737.6K | Mar 31, 2026 | |
| TWO SIGMA INVESTMENTS, LP | Call | 1,900 | +1,900 new | $737.6K | Mar 31, 2026 | |
| Allianz Asset Management GmbH | Put | 1,300 | +1,300 new | $504.7K | Mar 31, 2026 | |
| PEAK6 LLC | Put | 1,200 | +1,200 new | $465.9K | Mar 31, 2026 | |
| KP Management LLC | Call | 1,000 | +1,000 new | $388.2K | Mar 31, 2026 | |
| TWO SIGMA INVESTMENTS, LP | Put | 1,000 | +1,000 new | $388.2K | Mar 31, 2026 | |
| Raiffeisen Bank International AG | Call | 292 | +0 +0.0% | $113.4K | Mar 31, 2026 | |
| Allianz Asset Management GmbH | Call | 200 | +200 new | $77.6K | Mar 31, 2026 | |
| Parallax Volatility Advisers, L.P. | Put | 100 | +100 new | $38.8K | Mar 31, 2026 | |
| Concurrent Investment Advisors, LLC | Put | 100 | -300 -75.0% | $38.8K | Mar 31, 2026 |
Ownership Events — 13G / 13D
Event-driven, scanned dailyVanguard Portfolio Management crosses 5.0% Initial Schedule 13G · 7,388,304 shares reported | 13G | Apr 29, 2026 |
Vanguard Capital Management crosses 5.0% Initial Schedule 13G · 10,568,831 shares reported | 13G | Apr 29, 2026 |
BlackRock, Inc. reports 8.0% (from 10.3%) Schedule 13G/A · amendment | 13G/A | Apr 24, 2026 |
JPMORGAN CHASE & CO. crosses 5.0% Initial Schedule 13G · 10,851,732 shares reported | 13G | Jan 21, 2026 |
BlackRock, Inc. reports 10.3% (from 9.4%) Schedule 13G/A · amendment | 13G/A | Dec 4, 2025 |
BlackRock, Inc. reports 9.4% Schedule 13G/A · amendment | 13G/A | Apr 17, 2025 |
FMR LLC reports —% Schedule 13G/A · amendment | 13G/A | Nov 12, 2024 |
VANGUARD GROUP INC reports —% Schedule 13G/A · amendment | 13G/A | Feb 13, 2024 |
FMR LLC reports —% Schedule 13G/A · amendment | 13G/A | Feb 12, 2024 |
FMR LLC reports —% Schedule 13G/A · amendment | 13G/A | Feb 9, 2024 |
Quarterly holdings from SEC Form 13F-HR structured data sets (filed within 45 days of quarter end); 5%+ ownership events from Schedule 13G/13D filings scanned daily via EDGAR. Each row links to the source filing. Est. Avg Cost is a rolling-average estimate — each quarter's added shares priced at that quarter's 13F value ÷ shares, split-adjusted, with history beginning 2024-Q2; positions with one quarter of history or a data-quality flag show “—”.