Question 1

How many shares of CIEN does GATEWAY INVESTMENT ADVISERS LLC own?

Accepted Answer

As of 2026-Q1, GATEWAY INVESTMENT ADVISERS LLC holds 4,473 shares of CIEN (CIENA CORP).

Question 2

What is GATEWAY INVESTMENT ADVISERS LLC's CIEN position worth?

Accepted Answer

As of 2026-Q1, GATEWAY INVESTMENT ADVISERS LLC's CIEN position is worth $1.7M.

Question 3

Is GATEWAY INVESTMENT ADVISERS LLC buying or selling CIEN?

Accepted Answer

In 2026-Q1, GATEWAY INVESTMENT ADVISERS LLC decreased their CIEN position (-74.9% change in shares).

Question 4

When did GATEWAY INVESTMENT ADVISERS LLC first buy CIEN?

Accepted Answer

Based on available 13F filings, GATEWAY INVESTMENT ADVISERS LLC first reported a position in CIEN in 2026-Q1. They have held the position across 29 quarters.