Question 1

Does Schroder Investment Management Group own CIEN stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Schroder Investment Management Group holds 310,874 shares of CIEN (Ciena), worth $148.9M.

Question 2

How many shares of CIEN does Schroder Investment Management Group own?

Accepted Answer

As of its Q2 2026 13F, Schroder Investment Management Group holds 310,874 shares of CIEN (Ciena).

Question 3

What is Schroder Investment Management Group's CIEN position worth?

Accepted Answer

As of its Q2 2026 13F, Schroder Investment Management Group's CIEN position is worth $148.9M.

Question 4

Is Schroder Investment Management Group buying or selling CIEN?

Accepted Answer

In Q2 2026, Schroder Investment Management Group reduced its CIEN position by 83,218 shares (-21.1%).

Question 5

When did Schroder Investment Management Group first buy CIEN?

Accepted Answer

Schroder Investment Management Group already held CIEN in its Q4 2018 13F, the earliest on record, and has listed it in 31 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	310,874	-21.1%	$148.9M	0.1%	$490.56	0
2026-Q1	Decreased	394,092	-34.4%	$143.8M	0.1%	$388.23	0
2025-Q4	Decreased	600,554	-24.6%	$143.1M	0.1%	$233.87	0
2025-Q3	Decreased	796,779	-28.4%	$114.8M	0.1%	$145.67	0
2025-Q2	Increased	1.1M	+13.5%	$90.4M	0.1%	$81.33	34
2025-Q1	Decreased	979,529	-20.9%	$60.3M	0.1%	$60.43	0
2024-Q4	Decreased	1.2M	-17.2%	$105.2M	0.1%	$84.81	0
2024-Q3	Increased	1.5M	+4.0%	$92.4M	0.1%	$61.59	31
2024-Q2	Increased	1.4M	+0.2%	$69.3M	0.1%	$48.18	30
2024-Q1	Decreased	1.4M	-4.5%	$71M	0.1%	$49.45	0
2023-Q4	Decreased	1.5M	-0.8%	$67.7M	0.1%	$45.01	0
2023-Q3	Decreased	1.5M	-8.1%	$71.6M	0.1%	$47.26	0
2023-Q2	Increased	1.6M	+0.2%	$70.1M	0.1%	$42.49	35
2023-Q1	Increased	1.6M	+19.3%	$86.4M	0.1%	$52.52	42
2022-Q4	Decreased	1.4M	-0.0%	$70.3M	0.1%	$50.98	0
2022-Q3	Increased	1.4M	+6.9%	$55.8M	0.1%	$40.43	31
2022-Q2	Increased	1.3M	+1.9%	$58.8M	0.1%	$45.70	30
2022-Q1	Decreased	1.3M	-7.2%	$77.7M	0.1%	$60.63	0
2021-Q4	Decreased	1.4M	-12.9%	$105M	0.1%	$76.97	0
2021-Q3	Increased	1.6M	+16.9%	$80.4M	0.1%	$51.35	41
2021-Q2	Decreased	1.3M	-16.0%	$76.2M	0.1%	$56.89	0
2021-Q1	Increased	1.6M	+20.9%	$87.2M	0.1%	$54.72	43
2020-Q4	Increased	1.3M	+18.7%	$69.7M	0.1%	$52.85	35
2020-Q3	Decreased	1.1M	-7.5%	$44.6M	0.1%	$39.69	0
2020-Q2	Decreased	1.2M	-23.3%	$65M	0.1%	$54.16	0
2020-Q1	Decreased	1.6M	-6.3%	$70.5M	0.2%	$39.81	0
2019-Q4	Decreased	1.7M	-9.1%	$71.3M	0.1%	$42.69	0
2019-Q3	Decreased	1.8M	-2.6%	$72.3M	0.1%	$39.23	0
2019-Q2	Decreased	1.9M	-14.5%	$77.6M	0.1%	$41.13	0
2019-Q1	Decreased	2.2M	-21.9%	$82.4M	0.1%	$37.34	0
2018-Q4	First report	2.8M	-	$95.8M	0.2%	$33.91	0