Assenagon Asset Management S.A. Ciena Corp Transaction History

Assenagon Asset Management S.A.

$64.4 Billion
Q4 2025

A detailed history of Assenagon Asset Management S.A. transactions in Ciena Corp stock. As of the latest transaction made, Assenagon Asset Management S.A. holds 514,242 shares of CIEN stock, worth $98.6 Million. This represents 0.15% of its overall portfolio holdings.

Number of Shares

514,242

Previous 1,023,157 49.74%

Holding current value

$98.6 Million

Previous $149 Million 33.85%

% of portfolio

0.15%

Previous 0.23%

28 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q4 2025 Jan 09, 2026	SELL	$151.45 - $209.52 $77.1 Million - $107 Million	-508,915 Reduced 49.74%	514,242 $98.6 Million
Q3 2025 Oct 07, 2025	BUY	$77.75 - $145.67 $18.3 Million - $34.4 Million	235,891 Added 29.96%	1,023,157 $149 Million
Q2 2025 Jul 11, 2025	BUY	$53.5 - $83.89 $40 Million - $62.7 Million	747,576 Added 1883.54%	787,266 $64 Million
Q1 2025 Apr 15, 2025	BUY	$60.43 - $98.18 $2.4 Million - $3.9 Million	39,690 New	39,690 $2.4 Million
Q3 2024 Oct 23, 2024	SELL	$45.77 - $62.46 $5.83 Million - $7.96 Million	-127,407 Reduced 56.35%	98,695 $6.08 Million

Q2 2024 Jul 18, 2024	SELL	$43.56 - $49.56 $16.8 Million - $19.1 Million	-385,362 Reduced 63.02%	226,102 $10.9 Million
Q1 2024 Apr 24, 2024	BUY	$44.58 - $62.48 $3.28 Million - $4.59 Million	73,505 Added 13.66%	611,464 $30.2 Million
Q4 2023 Jan 17, 2024	SELL	$40.6 - $47.16 $2.36 Million - $2.74 Million	-58,079 Reduced 9.74%	537,959 $24.2 Million
Q3 2023 Nov 06, 2023	BUY	$40.43 - $49.98 $19.2 Million - $23.8 Million	476,102 Added 396.96%	596,038 $28.2 Million
Q2 2023 Jul 25, 2023	SELL	$41.02 - $52.27 $8.91 Million - $11.3 Million	-217,120 Reduced 64.42%	119,936 $5.1 Million
Q1 2023 Apr 18, 2023	BUY	$46.18 - $52.52 $8.26 Million - $9.39 Million	178,882 Added 113.09%	337,056 $17.7 Million
Q4 2022 Jan 12, 2023	BUY	$39.16 - $51.83 $4.13 Million - $5.47 Million	105,454 Added 200.03%	158,174 $8.06 Million
Q3 2022 Oct 27, 2022	SELL	$39.71 - $56.37 $898,637 - $1.28 Million	-22,630 Reduced 30.03%	52,720 $2.13 Million
Q2 2022 Jul 27, 2022	SELL	$42.04 - $61.74 $11 Million - $16.2 Million	-262,107 Reduced 77.67%	75,350 $3.44 Million
Q1 2022 Apr 25, 2022	BUY	$53.7 - $77.38 $14.9 Million - $21.5 Million	277,822 Added 465.87%	337,457 $20.5 Million
Q4 2021 Feb 01, 2022	SELL	$51.73 - $77.6 $1.04 Million - $1.56 Million	-20,120 Reduced 25.23%	59,635 $4.59 Million
Q3 2021 Oct 19, 2021	SELL	$50.84 - $58.51 $11.2 Million - $12.9 Million	-221,241 Reduced 73.5%	79,755 $4.1 Million
Q2 2021 Jul 15, 2021	BUY	$49.52 - $60.77 $7.47 Million - $9.17 Million	150,945 Added 100.6%	300,996 $17.1 Million
Q1 2021 Apr 26, 2021	BUY	$48.87 - $57.24 $6.05 Million - $7.08 Million	123,760 Added 470.73%	150,051 $8.21 Million
Q4 2020 Feb 01, 2021	BUY	$38.44 - $53.47 $250,436 - $348,357	6,515 Added 32.94%	26,291 $1.39 Million
Q3 2020 Oct 07, 2020	BUY	$38.82 - $60.99 $52,445 - $82,397	1,351 Added 7.33%	19,776 $785,000
Q2 2020 Jul 21, 2020	BUY	$39.97 - $56.31 $736,447 - $1.04 Million	18,425 New	18,425 $998,000
Q1 2020 Apr 17, 2020	SELL	$34.5 - $44.47 $7.34 Million - $9.46 Million	-212,750 Closed	0 $0
Q4 2019 Jan 17, 2020	BUY	$34.61 - $42.72 $7.36 Million - $9.09 Million	212,750 New	212,750 $9.08 Million
Q2 2019 Aug 12, 2019	SELL	$33.18 - $45.49 $1.19 Million - $1.63 Million	-35,849 Closed	0 $0
Q1 2019 Apr 26, 2019	SELL	$32.87 - $43.68 $1.66 Million - $2.2 Million	-50,460 Reduced 58.46%	35,849 $1.34 Million
Q4 2018 Jan 23, 2019	SELL	$28.24 - $34.91 $3.34 Million - $4.13 Million	-118,214 Reduced 57.8%	86,309 $2.93 Million
Q3 2018 Oct 29, 2018	BUY	$25.36 - $32.07 $5.19 Million - $6.56 Million	204,523 New	204,523 $6.39 Million

Others Institutions Holding CIEN

# of Institutions

796

Shares Held

120M

Call Options Held

2.98M

Put Options Held

1.22M

View Full List

About CIENA CORP

Ticker CIEN
Exchange NYSE
Sector Technology
Industry Communication Equipment
Shares Outstandng 148,142,000
Market Cap $28.4B
Description
Ciena Corporation provides network hardware, software, and services that support the transport, routing, switching, aggregation, service delivery, and management of video, data, and voice traffic on communications networks worldwide. The company's Networking Platforms segment offers hardware networking products and solutions that optimized for t...

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Assenagon Asset Management S.A. Ciena Corp Transaction History