CIENA CORP

Ticker: CIEN CUSIP: 171779309 Class: EQTY

New England Research & Management, Inc.'s Holding History (CIK: 0001596077)

Note: Option positions (PUT/CALL) are excluded.

Q1 2023
Shares 5,025 Value ($000) $0 Avg Close $49.92 Range $45.83 - $54.25
Q3 2021
Shares 6,060 Value ($000) $311 Avg Close $55.54 Range $50.34 - $58.85
Q4 2020
Shares 13,410 Value ($000) $709 Avg Close $44.43 Range $38.03 - $54.05
Q3 2020
Shares 13,910 Value ($000) $552 Avg Close $52.62 Range $38.20 - $61.52
Q1 2020
Shares 29,680 Value ($000) $1,182 Avg Close $41.03 Range $30.58 - $44.61
Q4 2019
Shares 29,880 Value ($000) $1,276 Avg Close $38.10 Range $33.22 - $43.97
Q3 2019
Shares 19,530 Value ($000) $766 Avg Close $41.92 Range $37.94 - $46.78
Q2 2019
Shares 7,375 Value ($000) $303 Avg Close $38.48 Range $32.76 - $46.23
Q1 2019
Shares 11,400 Value ($000) $426 Avg Close $38.83 Range $32.85 - $45.70
Q4 2018
Shares 10,350 Value ($000) $351 Avg Close $31.69 Range $28.23 - $36.55