Loomis Sayles & CO L P Ciena Corp Transaction History

Loomis Sayles & CO L P

$77.3 Billion
Q2 2025

A detailed history of Loomis Sayles & CO L P transactions in Ciena Corp stock. As of the latest transaction made, Loomis Sayles & CO L P holds 357,448 shares of CIEN stock, worth $65.2 Million. This represents 0.04% of its overall portfolio holdings.

Number of Shares

357,448

Previous 420,901 15.08%

Holding current value

$65.2 Million

Previous $25.4 Million 14.3%

% of portfolio

0.04%

Previous 0.04%

32 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 13, 2025	SELL	$53.5 - $83.89 $3.39 Million - $5.32 Million	-63,453 Reduced 15.08%	357,448 $29.1 Million
Q1 2025 May 14, 2025	SELL	$60.43 - $98.18 $580,671 - $943,411	-9,609 Reduced 2.23%	420,901 $25.4 Million
Q4 2024 Feb 12, 2025	SELL	$61.45 - $91.14 $824,474 - $1.22 Million	-13,417 Reduced 3.02%	430,510 $36.5 Million
Q3 2024 Nov 13, 2024	SELL	$45.77 - $62.46 $467,998 - $638,653	-10,225 Reduced 2.25%	443,927 $27.3 Million
Q2 2024 Aug 13, 2024	SELL	$43.56 - $49.56 $7.28 Million - $8.29 Million	-167,198 Reduced 26.91%	454,152 $21.9 Million
Q1 2024 May 14, 2024	SELL	$44.58 - $62.48 $1.13 Million - $1.58 Million	-25,277 Reduced 3.91%	621,350 $30.7 Million
Q4 2023 Feb 13, 2024	BUY	$40.6 - $47.16 $1.29 Million - $1.5 Million	31,868 Added 5.18%	646,627 $29.1 Million
Q3 2023 Nov 09, 2023	SELL	$40.43 - $49.98 $3.3 Million - $4.08 Million	-81,586 Reduced 11.72%	614,759 $29.1 Million
Q2 2023 Aug 11, 2023	SELL	$41.02 - $52.27 $984,233 - $1.25 Million	-23,994 Reduced 3.33%	696,345 $29.6 Million
Q1 2023 May 11, 2023	SELL	$46.18 - $52.52 $122,330 - $139,125	-2,649 Reduced 0.37%	720,339 $37.8 Million
Q4 2022 Feb 10, 2023	BUY	$39.16 - $51.83 $2.04 Million - $2.7 Million	52,003 Added 7.75%	722,988 $36.9 Million
Q3 2022 Nov 14, 2022	SELL	$39.71 - $56.37 $272,767 - $387,205	-6,869 Reduced 1.01%	670,985 $27.1 Million
Q2 2022 Aug 05, 2022	SELL	$42.04 - $61.74 $206,836 - $303,760	-4,920 Reduced 0.72%	677,854 $31 Million
Q1 2022 May 13, 2022	BUY	$53.7 - $77.38 $1.16 Million - $1.67 Million	21,586 Added 3.26%	682,774 $41.4 Million
Q4 2021 Feb 14, 2022	BUY	$51.73 - $77.6 $4.36 Million - $6.54 Million	84,229 Added 14.6%	661,188 $50.9 Million
Q3 2021 Nov 12, 2021	BUY	$50.84 - $58.51 $3.43 Million - $3.95 Million	67,521 Added 13.25%	576,959 $29.6 Million
Q2 2021 Aug 13, 2021	BUY	$49.52 - $60.77 $25.2 Million - $31 Million	509,438 New	509,438 $29 Million
Q4 2020 Feb 12, 2021	SELL	$38.44 - $53.47 $12 Million - $16.7 Million	-312,788 Closed	0 $0
Q3 2020 Nov 12, 2020	SELL	$38.82 - $60.99 $9.06 Million - $14.2 Million	-233,399 Reduced 42.73%	312,788 $12.4 Million
Q2 2020 Aug 14, 2020	BUY	$39.97 - $56.31 $1.74 Million - $2.45 Million	43,435 Added 8.64%	546,187 $29.6 Million
Q1 2020 May 15, 2020	BUY	$34.5 - $44.47 $945,852 - $1.22 Million	27,416 Added 5.77%	502,752 $20 Million
Q4 2019 Feb 14, 2020	SELL	$34.61 - $42.72 $1.24 Million - $1.53 Million	-35,900 Reduced 7.02%	475,336 $20.3 Million
Q3 2019 Nov 13, 2019	BUY	$38.91 - $45.95 $5.1 Million - $6.02 Million	131,057 Added 34.47%	511,236 $20.1 Million
Q2 2019 Aug 14, 2019	SELL	$33.18 - $45.49 $763,106 - $1.05 Million	-22,999 Reduced 5.7%	380,179 $15.6 Million
Q1 2019 May 15, 2019	BUY	$32.87 - $43.68 $3.32 Million - $4.42 Million	101,115 Added 33.47%	403,178 $15.1 Million
Q4 2018 Feb 14, 2019	BUY	$28.24 - $34.91 $2.86 Million - $3.53 Million	101,139 Added 50.34%	302,063 $10.2 Million
Q3 2018 Nov 13, 2018	BUY	$25.36 - $32.07 $5.06 Million - $6.4 Million	199,490 Added 13911.44%	200,924 $6.28 Million
Q2 2018 Aug 14, 2018	SELL	$23.05 - $26.88 $1,890 - $2,204	-82 Reduced 5.41%	1,434 $38,000
Q1 2018 May 11, 2018	SELL	$21.04 - $27.49 $3,766 - $4,920	-179 Reduced 10.56%	1,516 $39,000
Q4 2017 Feb 14, 2018	BUY	$19.57 - $22.56 $18,806 - $21,680	961 Added 130.93%	1,695 $35,000
Q3 2017 Nov 14, 2017	SELL	$21.11 - $25.99 $12,032 - $14,814	-570 Reduced 43.71%	734 $16,000
Q2 2017 Aug 14, 2017	BUY	N/A	1,304	1,304 $33,000

Others Institutions Holding CIEN

# of Institutions

678

Shares Held

121M

Call Options Held

2.51M

Put Options Held

1.2M

View Full List

About CIENA CORP

Ticker CIEN
Exchange NYSE
Sector Technology
Industry Communication Equipment
Shares Outstandng 148,142,000
Market Cap $27B
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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Loomis Sayles & CO L P Ciena Corp Transaction History