Hillsdale Investment Management’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
$1.52M Buy
+3,100
New +$1.58M 0.03% 333
2026
Q1
– Sell
-5,600
Closed -$1.31M – 674
2025
Q4
$1.31M Sell
5,600
-35,100
-86% -$6.81M 0.04% 336
2025
Q3
$5.93M Buy
40,700
+29,200
+254% +$2.97M 0.18% 170
2025
Q2
$935K Buy
11,500
+1,700
+17% +$122K 0.03% 313
2025
Q1
$592K Buy
+9,800
New +$775K 0.03% 342
2021
Q1
– Sell
-8,750
Closed -$463K – 555
2020
Q4
$463K Buy
8,750
+200
+2% +$8.89K 0.04% 364
2020
Q3
$340K Sell
8,550
-600
-7% -$31.6K 0.03% 380
2020
Q2
$496K Buy
+9,150
New +$455K 0.05% 321
2019
Q4
– Sell
-75,400
Closed -$2.96M – 591
2019
Q3
$2.96M Buy
75,400
+7,700
+11% +$323K 0.26% 118
2019
Q2
$2.78M Buy
67,700
+4,400
+7% +$169K 0.28% 82
2019
Q1
$2.36M Buy
+63,300
New +$2.46M 0.21% 91
2015
Q4
– Sell
-9,900
Closed -$205K – 510
2015
Q3
$205K Sell
9,900
-600
-6% -$13.9K 0.07% 296
2015
Q2
$249K Buy
+10,500
New +$240K 0.08% 317

Other funds holding CIEN

Hillsdale Investment Management's CIEN Position: Q2 2026 in Review

Hillsdale Investment Management opened a new position in Ciena (CIEN) in Q2 2026: 3,100 shares worth $1.52M. The stake represents 0.03% of the portfolio and ranks #333 among its holdings. This is a return to the name: Hillsdale Investment Management previously reported a position in CIEN as recently as Q4 2025.

Hillsdale Investment Management first reported a position in CIEN in Q2 2015 and has held it in 13 quarters since. The position peaked at $5.93M in Q3 2025. 1,227 funds tracked by Wall St. Rank hold CIEN as of Q2 2026.

  • Hillsdale Investment Management held 3,100 shares of Ciena worth $1.52M as of Q2 2026.
  • Ciena was a new Hillsdale Investment Management position in Q2 2026.
  • Ciena made up 0.03% of Hillsdale Investment Management's portfolio in Q2 2026, its #333 holding.
  • Hillsdale Investment Management first reported a position in Ciena in Q2 2015 and has held it in 13 quarters since.
  • Hillsdale Investment Management's Ciena position peaked at $5.93M in Q3 2025.
  • 1,227 funds tracked by Wall St. Rank held Ciena as of Q2 2026.

Based on Hillsdale Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.