Steve Schonfeld’s Ciena CIEN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $4.08M | Buy |
+8,311
| New | +$4.24M | 0.01% | 729 |
|
|
2026
Q1 | – | Sell |
-109,439
| Closed | -$25.6M | – | 2283 |
|
|
2025
Q4 | $25.6M | Sell |
109,439
-44,781
| -29% | -$8.69M | 0.11% | 151 |
|
|
2025
Q3 | $22.5M | Buy |
+154,220
| New | +$15.7M | 0.13% | 161 |
|
|
2025
Q2 | – | Sell |
-149,673
| Closed | -$9.04M | – | 2093 |
|
|
2025
Q1 | $9.04M | Buy |
149,673
+47,413
| +46% | +$3.75M | 0.05% | 357 |
|
|
2024
Q4 | $8.67M | Buy |
+102,260
| New | +$7.34M | 0.05% | 335 |
|
|
2024
Q2 | – | Sell |
-112,562
| Closed | -$5.57M | – | 2208 |
|
|
2024
Q1 | $5.57M | Buy |
+112,562
| New | +$5.94M | 0.04% | 605 |
|
|
2023
Q4 | – | Sell |
-36,466
| Closed | -$1.72M | – | 1900 |
|
|
2023
Q3 | $1.72M | Sell |
36,466
-41,734
| -53% | -$1.84M | 0.01% | 869 |
|
|
2023
Q2 | $3.32M | Buy |
78,200
+52,400
| +203% | +$2.39M | 0.03% | 604 |
|
|
2023
Q1 | $1.36M | Sell |
25,800
-45,400
| -64% | -$2.27M | 0.01% | 826 |
|
|
2022
Q4 | $3.63M | Buy |
+71,200
| New | +$3.22M | 0.03% | 585 |
|
|
2022
Q3 | – | Sell |
-550,000
| Closed | -$25.1M | – | 2976 |
|
|
2022
Q2 | $25.1M | Buy |
550,000
+546,600
| +16,076% | +$28.3M | 0.24% | 101 |
|
|
2022
Q1 | $206K | Buy |
+3,400
| New | +$223K | ﹤0.01% | 1937 |
|
|
2021
Q4 | – | Sell |
-35,285
| Closed | -$1.81M | – | 2186 |
|
|
2021
Q3 | $1.81M | Buy |
+35,285
| New | +$1.96M | 0.02% | 748 |
|
|
2021
Q2 | – | Sell |
-30,493
| Closed | -$1.67M | – | 1990 |
|
|
2021
Q1 | $1.67M | Sell |
30,493
-86,479
| -74% | -$4.65M | 0.02% | 718 |
|
|
2020
Q4 | $6.18M | Buy |
116,972
+61,866
| +112% | +$2.75M | 0.08% | 339 |
|
|
2020
Q3 | $2.19M | Sell |
55,106
-88,494
| -62% | -$4.66M | 0.04% | 487 |
|
|
2020
Q2 | $7.78M | Buy |
+143,600
| New | +$7.14M | 0.2% | 145 |
|
|
2020
Q1 | – | Sell |
-60,942
| Closed | -$2.6M | – | 1191 |
|
|
2019
Q4 | $2.6M | Sell |
60,942
-4,885
| -7% | -$186K | 0.06% | 295 |
|
|
2019
Q3 | $2.58M | Sell |
65,827
-152,431
| -70% | -$6.39M | 0.08% | 269 |
|
|
2019
Q2 | $8.98M | Buy |
218,258
+200,458
| +1,126% | +$7.71M | 0.32% | 75 |
|
|
2019
Q1 | $664K | Sell |
17,800
-2,900
| -14% | -$113K | 0.02% | 617 |
|
|
2018
Q4 | $702K | Buy |
20,700
+1,700
| +9% | +$53.9K | 0.03% | 557 |
|
|
2018
Q3 | $594K | Buy |
+19,000
| New | +$532K | 0.03% | 543 |
|
|
2017
Q3 | – | Sell |
-117,340
| Closed | -$2.94M | – | 614 |
|
|
2017
Q2 | $2.94M | Sell |
117,340
-104,585
| -47% | -$2.51M | 0.3% | 93 |
|
|
2017
Q1 | $5.24M | Buy |
+221,925
| New | +$5.44M | 0.53% | 41 |
|
|
2016
Q4 | – | Sell |
-272,190
| Closed | -$5.93M | – | 554 |
|
|
2016
Q3 | $5.93M | Sell |
272,190
-79,909
| -23% | -$1.67M | 1.01% | 17 |
|
|
2016
Q2 | $6.6M | Buy |
+352,099
| New | +$6.38M | 1.48% | 8 |
|
Other funds holding CIEN
Steve Schonfeld's CIEN Position: Q2 2026 in Review
Steve Schonfeld opened a new position in Ciena (CIEN) in Q2 2026: 8,311 shares worth $4.08M. The stake represents 0.01% of the portfolio and ranks #729 among its holdings. This is a return to the name: Steve Schonfeld previously reported a position in CIEN as recently as Q4 2025.
Steve Schonfeld first reported a position in CIEN in Q2 2016 and has held it in 27 quarters since. The position peaked at $25.6M in Q4 2025. 1,217 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.
- Steve Schonfeld held 8,311 shares of Ciena worth $4.08M as of Q2 2026.
- Ciena was a new Steve Schonfeld position in Q2 2026.
- Ciena made up 0.01% of Steve Schonfeld's portfolio in Q2 2026, its #729 holding.
- Steve Schonfeld first reported a position in Ciena in Q2 2016 and has held it in 27 quarters since.
- Steve Schonfeld's Ciena position peaked at $25.6M in Q4 2025.
- 1,217 funds tracked by Wall St. Rank held Ciena as of Q2 2026.
Based on Schonfeld Strategic Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.