Parallax Volatility Advisers’s Ciena CIEN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $38.8K | Buy |
+100
| New | +$30.6K | ﹤0.01% | 1296 |
|
|
2023
Q1 | – | Sell |
-3,400
| Closed | -$173K | – | 2771 |
|
|
2022
Q4 | $173K | Buy |
3,400
+800
| +31% | +$36.2K | ﹤0.01% | 2173 |
|
|
2022
Q3 | $105K | Buy |
2,600
+700
| +37% | +$33.6K | ﹤0.01% | 2467 |
|
|
2022
Q2 | $87K | Buy |
+1,900
| New | +$98.5K | ﹤0.01% | 2374 |
|
|
2020
Q4 | – | Sell |
-214,600
| Closed | -$8.53M | – | 2608 |
|
|
2020
Q3 | $8.53M | Buy |
214,600
+180,600
| +531% | +$9.5M | 0.01% | 1072 |
|
|
2020
Q2 | $1.83M | Sell |
34,000
-59,100
| -63% | -$2.94M | ﹤0.01% | 1495 |
|
|
2020
Q1 | $3.71M | Sell |
93,100
-204,200
| -69% | -$8.38M | ﹤0.01% | 990 |
|
|
2019
Q4 | $12.7M | Buy |
297,300
+156,400
| +111% | +$5.96M | 0.01% | 576 |
|
|
2019
Q3 | $5.53M | Sell |
140,900
-51,100
| -27% | -$2.14M | 0.01% | 783 |
|
|
2019
Q2 | $7.89M | Buy |
192,000
+162,700
| +555% | +$6.26M | 0.01% | 586 |
|
|
2019
Q1 | $1.1M | Buy |
29,300
+22,100
| +307% | +$858K | ﹤0.01% | 1242 |
|
|
2018
Q4 | $244K | Buy |
+7,200
| New | +$228K | ﹤0.01% | 1697 |
|
|
2018
Q1 | – | Sell |
-61,200
| Closed | -$1.28M | – | 2445 |
|
|
2017
Q4 | $1.28M | Buy |
61,200
+17,000
| +38% | +$360K | ﹤0.01% | 1090 |
|
|
2017
Q3 | $972K | Sell |
44,200
-14,700
| -25% | -$352K | ﹤0.01% | 1076 |
|
|
2017
Q2 | $1.47M | Buy |
58,900
+10,100
| +21% | +$242K | ﹤0.01% | 935 |
|
|
2017
Q1 | $1.15M | Sell |
48,800
-18,700
| -28% | -$459K | ﹤0.01% | 1089 |
|
|
2016
Q4 | $1.65M | Buy |
67,500
+61,500
| +1,025% | +$1.34M | ﹤0.01% | 1049 |
|
|
2016
Q3 | $131K | Sell |
6,000
-118,500
| -95% | -$2.47M | ﹤0.01% | 1999 |
|
|
2016
Q2 | $2.33M | Buy |
124,500
+21,300
| +21% | +$386K | ﹤0.01% | 882 |
|
|
2016
Q1 | $1.96M | Buy |
103,200
+101,200
| +5,060% | +$1.87M | ﹤0.01% | 913 |
|
|
2015
Q4 | $42K | Sell |
2,000
-6,700
| -77% | -$154K | ﹤0.01% | 2389 |
|
|
2015
Q3 | $182K | Sell |
8,700
-20,200
| -70% | -$469K | ﹤0.01% | 1837 |
|
|
2015
Q2 | $683K | Sell |
28,900
-12,300
| -30% | -$281K | ﹤0.01% | 1493 |
|
|
2015
Q1 | $797K | Sell |
41,200
-14,500
| -26% | -$289K | ﹤0.01% | 1357 |
|
|
2014
Q4 | $1.08M | Buy |
55,700
+36,100
| +184% | +$603K | ﹤0.01% | 1456 |
|
|
2014
Q3 | $327K | Buy |
19,600
+14,100
| +256% | +$276K | ﹤0.01% | 2133 |
|
|
2014
Q2 | $119K | Sell |
5,500
-218,400
| -98% | -$4.49M | ﹤0.01% | 2373 |
|
|
2014
Q1 | $5.09M | Buy |
223,900
+215,100
| +2,444% | +$5.06M | 0.03% | 387 |
|
|
2013
Q4 | $210K | Buy |
8,800
+1,400
| +19% | +$33.3K | ﹤0.01% | 1439 |
|
|
2013
Q3 | $187K | Buy |
7,400
+5,000
| +208% | +$113K | ﹤0.01% | 1146 |
|
|
2013
Q2 | $48K | Buy |
+2,400
| New | +$40K | ﹤0.01% | 1610 |
|
Other funds holding CIEN
VCM
VPM
Parallax Volatility Advisers's CIEN Position: Q1 2026 in Review
Parallax Volatility Advisers opened a new position in Ciena (CIEN) in Q1 2026: 1,187 shares worth $461K. The stake represents ﹤0.01% of the portfolio and ranks #1073 among its holdings. This is a return to the name: Parallax Volatility Advisers previously reported a position in CIEN as recently as Q3 2020.
Parallax Volatility Advisers first reported a position in CIEN in Q3 2013 and has held it in 23 quarters since. The position peaked at $3.39M in Q2 2017. 1,081 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.
- Parallax Volatility Advisers held 1,187 shares of Ciena worth $461K as of Q1 2026.
- Ciena was a new Parallax Volatility Advisers position in Q1 2026.
- Ciena made up ﹤0.01% of Parallax Volatility Advisers's portfolio in Q1 2026, its #1073 holding.
- Parallax Volatility Advisers first reported a position in Ciena in Q3 2013 and has held it in 23 quarters since.
- Parallax Volatility Advisers's Ciena position peaked at $3.39M in Q2 2017.
- 1,081 funds tracked by Wall St. Rank held Ciena as of Q1 2026.
Based on Parallax Volatility Advisers's 13F filing for Q1 2026, filed 15 May 2026.