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CIENCIEN
12 quarters

Position history for Atreides Management, LPAtreides Management, LP's holdings in CIENA CORP

Atreides Management, LP holds 688,521 shares of CIEN (CIENA CORP), worth $337.8M as of 2026-Q2. The position was increased (+1.7% shares). CIEN represents 2.4% of Atreides Management, LP's portfolio.

Current Value

$337.8M

Current Shares

688,521

Total Value Change

+$259.9M

Total Shares Change

-959,444

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q2
Latest
Increased
688,521
+1.7%
$337.8M2.4%$490.56
55
2026-Q1
Decreased
676,807
-52.6%
$262.8M5.3%$388.23
0
2025-Q4
Increased
1.4M
+2.0%
$334M4.1%$233.87
59
2025-Q3
Increased
1.4M
+10.9%
$204M4.0%$145.67
62
2025-Q2
New
1.3M
-
$102.7M2.9%$81.33
79
2025-Q1
Exited
0
-100.0%
$00.0%$60.43
0
2024-Q4
Decreased
74,952
-96.6%
$6.4M0.1%$84.81
0
2024-Q3
Decreased
2.2M
-38.2%
$136.7M3.5%$61.59
0
2024-Q2
Increased
3.6M
+12.6%
$173.1M5.7%$48.18
67
2024-Q1
Increased
3.2M
+25.1%
$157.8M3.6%$49.45
69
2023-Q4
Increased
2.6M
+54.8%
$114.8M3.8%$45.01
79
2023-Q3
New
1.6M
-
$77.9M2.5%$47.26
78

Other major holders of CIEN: BNP PARIBAS FINANCIAL MARKETS, FMR LLC, BlackRock, Inc., JPMORGAN CHASE & CO

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