Paloma Partners’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 | – | Sell |
-4,000
| Closed | -$935K | – | 66 |
|
|
2025
Q4 | $935K | Buy |
+4,000
| New | +$776K | 0.17% | 47 |
|
|
2024
Q4 | – | Sell |
-50,000
| Closed | -$3.08M | – | 427 |
|
|
2024
Q3 | $3.08M | Buy |
50,000
+36,970
| +284% | +$1.95M | 0.09% | 207 |
|
|
2024
Q2 | $628K | Buy |
+13,030
| New | +$618K | 0.02% | 658 |
|
|
2022
Q2 | – | Sell |
-12,762
| Closed | -$773K | – | 1199 |
|
|
2022
Q1 | $773K | Buy |
+12,762
| New | +$835K | 0.02% | 537 |
|
|
2021
Q3 | – | Sell |
-15,885
| Closed | -$904K | – | 1189 |
|
|
2021
Q2 | $904K | Buy |
+15,885
| New | +$876K | 0.02% | 678 |
|
|
2021
Q1 | – | Sell |
-24,329
| Closed | -$1.29M | – | 2067 |
|
|
2020
Q4 | $1.29M | Sell |
24,329
-1,374
| -5% | -$61.1K | 0.03% | 491 |
|
|
2020
Q3 | $1.02M | Buy |
25,703
+1,481
| +6% | +$77.9K | 0.03% | 723 |
|
|
2020
Q2 | $1.31M | Buy |
24,222
+7,551
| +45% | +$375K | 0.02% | 800 |
|
|
2020
Q1 | $664K | Sell |
16,671
-37,038
| -69% | -$1.52M | 0.04% | 404 |
|
|
2019
Q4 | $2.29M | Buy |
53,709
+40,119
| +295% | +$1.53M | 0.03% | 528 |
|
|
2019
Q3 | $533K | Sell |
13,590
-334,131
| -96% | -$14M | 0.01% | 1111 |
|
|
2019
Q2 | $14.3M | Buy |
347,721
+293,486
| +541% | +$11.3M | 0.24% | 66 |
|
|
2019
Q1 | $2.02M | Buy |
+54,235
| New | +$2.11M | 0.05% | 443 |
|
|
2018
Q2 | – | Sell |
-24,816
| Closed | -$643K | – | 1680 |
|
|
2018
Q1 | $643K | Sell |
24,816
-12,708
| -34% | -$299K | 0.01% | 1229 |
|
|
2017
Q4 | $785K | Buy |
37,524
+19,973
| +114% | +$423K | 0.01% | 1145 |
|
|
2017
Q3 | $385K | Sell |
17,551
-64,029
| -78% | -$1.53M | 0.01% | 1669 |
|
|
2017
Q2 | $2.04M | Buy |
+81,580
| New | +$1.95M | 0.02% | 734 |
|
|
2017
Q1 | – | Sell |
-52,964
| Closed | -$1.29M | – | 1989 |
|
|
2016
Q4 | $1.29M | Buy |
+52,964
| New | +$1.16M | 0.01% | 1006 |
|
|
2016
Q3 | – | Sell |
-45,410
| Closed | -$851K | – | 1867 |
|
|
2016
Q2 | $851K | Buy |
+45,410
| New | +$822K | 0.01% | 1256 |
|
|
2015
Q4 | – | Sell |
-9,900
| Closed | -$205K | – | 1725 |
|
|
2015
Q3 | $205K | Sell |
9,900
-2,100
| -18% | -$48.8K | ﹤0.01% | 1455 |
|
|
2015
Q2 | $284K | Sell |
12,000
-3,585
| -23% | -$81.9K | 0.01% | 1357 |
|
|
2015
Q1 | $301K | Buy |
15,585
+3,585
| +30% | +$71.4K | 0.01% | 953 |
|
|
2014
Q4 | $233K | Buy |
+12,000
| New | +$200K | 0.01% | 955 |
|
Other funds holding CIEN
VCM
VPM
Paloma Partners's CIEN Position: Q1 2026 in Review
Paloma Partners sold out of Ciena (CIEN) in Q1 2026, closing a stake of 4,000 shares — an estimated $935K sold.
Paloma Partners first reported a position in CIEN in Q4 2014 and held it in 23 quarters. The position peaked at $14.3M in Q2 2019. 1,080 funds tracked by Wall St. Rank hold CIEN as of Q1 2026.
- Paloma Partners reported no remaining Ciena position as of Q1 2026 after selling out during the quarter.
- Paloma Partners sold 4,000 Ciena shares in Q1 2026, an estimated $935K.
- Paloma Partners first reported a position in Ciena in Q4 2014 and held it in 23 quarters.
- Paloma Partners's Ciena position peaked at $14.3M in Q2 2019.
- 1,080 funds tracked by Wall St. Rank held Ciena as of Q1 2026.
Based on Paloma Partners's 13F filing for Q1 2026, filed 15 May 2026.