Parnassus Investments’s Ciena CIEN Stock Holding History

Parnassus Investments’s Portfolio CIEN Stock Details CIEN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2017 Q4	–	Sell	-1,700,000	Closed	-$37.3M	–	88
2017 Q3	$37.3M	Sell	1,700,000 -1,000,000	-37%	-$23.9M	0.15%	70
2017 Q2	$67.6M	Sell	2,700,000 -1,800,000	-40%	-$43.1M	0.28%	60
2017 Q1	$106M	Sell	4,500,000 -750,000	-14%	-$18.4M	0.5%	46
2016 Q4	$128M	Sell	5,250,000 -450,000	-8%	-$9.83M	0.63%	45
2016 Q3	$124M	Sell	5,700,000 -300,000	-5%	-$6.26M	0.68%	37
2016 Q2	$113M	Buy	6,000,000 +400,000	+7%	+$7.24M	0.68%	39
2016 Q1	$107M	Buy	5,600,000 +700,000	+14%	+$12.9M	0.68%	40
2015 Q4	$101M	Buy	4,900,000 +1,800,000	+58%	+$41.3M	0.68%	42
2015 Q3	$64.2M	Buy	3,100,000 +100,000	+3%	+$2.32M	0.47%	47
2015 Q2	$71M	Sell	3,000,000 -625,000	-17%	-$14.3M	0.51%	44
2015 Q1	$70M	Sell	3,625,000 -100,000	-3%	-$1.99M	0.5%	41
2014 Q4	$72.3M	Buy	3,725,000 +1,385,000	+59%	+$23.1M	0.55%	42
2014 Q3	$39.1M	Buy	2,340,000 +140,000	+6%	+$2.74M	0.33%	48
2014 Q2	$47.7M	Sell	2,200,000 -31,631	-1%	-$650K	0.42%	43
2014 Q1	$50.7M	Sell	2,231,631 -228,763	-9%	-$5.38M	0.49%	45
2013 Q4	$58.9M	Buy	2,460,394 +2,367	+0.1%	+$56.4K	0.6%	43
2013 Q3	$61.4M	Sell	2,458,027 -1,143,545	-32%	-$25.8M	0.7%	42
2013 Q2	$69.9M	Buy	+3,601,572	New	+$60M	0.92%	39

Other funds holding CIEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Schroder Investment Management Group London, United Kingdom $141B AUM 34.18% 1-Year Est. Return

Fidelity International Hamilton, Bermuda $139B AUM 29.06% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Parnassus Investments's CIEN Position: Q4 2017 in Review

Parnassus Investments sold out of Ciena (CIEN) in Q4 2017, closing a stake of 1,700,000 shares — an estimated $37.3M sold.

Parnassus Investments first reported a position in CIEN in Q2 2013 and held it in 18 quarters. The position peaked at $128M in Q4 2016. 291 funds tracked by Wall St. Rank hold CIEN as of Q4 2017.

Parnassus Investments reported no remaining Ciena position as of Q4 2017 after selling out during the quarter.
Parnassus Investments sold 1,700,000 Ciena shares in Q4 2017, an estimated $37.3M.
Parnassus Investments first reported a position in Ciena in Q2 2013 and held it in 18 quarters.
Parnassus Investments's Ciena position peaked at $128M in Q4 2016.
291 funds tracked by Wall St. Rank held Ciena as of Q4 2017.

Based on Parnassus Investments's 13F filing for Q4 2017, filed 5 Feb 2018.