AssetMark Inc
CIEN icon

AssetMark Inc’s Ciena CIEN Stock Holding History

AssetMark Inc’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
2026
Q3 		$5.66M Sell
16,097
-569
-3% -$220K 0.01% 713
2026
Q2 		$8.18M Buy
16,666
+7
+0% +$3.57K 0.01% 609
2026
Q1 		$6.47M Buy
16,659
+16,253
+4,003% +$4.97M 0.01% 602
2025
Q4 		$95K Buy
406
+206
+103% +$40K ﹤0.01% 1508
2025
Q3 		$29.1K Buy
200
+67
+50% +$6.82K ﹤0.01% 1815
2025
Q2 		$10.8K Buy
133
+15
+13% +$1.08K ﹤0.01% 1941
2025
Q1 		$7.13K Sell
118
-61
-34% -$4.82K ﹤0.01% 1918
2024
Q4 		$15.2K Buy
179
+115
+180% +$8.25K ﹤0.01% 1714
2024
Q3 		$3.94K Buy
+64
New +$3.37K ﹤0.01% 1764
2024
Q1 		– Sell
-13
Closed -$585 – 1962
2023
Q4 		$585 Buy
+13
New +$573 ﹤0.01% 1668
2022
Q1 		– Sell
-26
Closed -$2K – 1566
2021
Q4 		$2K Hold
26
– – ﹤0.01% 1352
2021
Q3 		$1K Sell
26
-1,588
-98% -$88.2K ﹤0.01% 1310
2021
Q2 		$92K Sell
1,614
-432,366
-100% -$23.8M ﹤0.01% 644
2021
Q1 		$23.7M Buy
433,980
+425,254
+4,873% +$22.9M 0.12% 159
2020
Q4 		$461K Sell
8,726
-87
-1% -$3.87K ﹤0.01% 440
2020
Q3 		$350K Sell
8,813
-22,150
-72% -$1.17M ﹤0.01% 454
2020
Q2 		$1.68M Buy
+30,963
New +$1.54M 0.01% 303
2016
Q1 		– Sell
-49
Closed -$1K – 1197
2015
Q4 		$1K Buy
49
+35
+250% +$804 ﹤0.01% 1181
2015
Q3 		$0 Buy
+14
New +$325 ﹤0.01% 737

Other funds holding CIEN

Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $106B AUM 32.76% 1-Year Est. Return
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $67.3B AUM 21.9% 1-Year Est. Return
Citigroup
Citigroup New York $308B AUM 40.94% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $83.2B AUM 35.34% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $174B AUM 33.96% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $103B AUM 40.17% 1-Year Est. Return
FengHe Fund Management
FengHe Fund Management Singapore $2.06B AUM 157.75% 1-Year Est. Return
AHT
Amanah Holdings Trust London $1.79B AUM 618.88% 1-Year Est. Return
Allspring Global Investments
Allspring Global Investments Charlotte, North Carolina $64.1B AUM 28.9% 1-Year Est. Return

AssetMark Inc's CIEN Position: Q3 2026 in Review

AssetMark Inc reduced its Ciena (CIEN) stake by 3.4% in Q3 2026, selling an estimated $220K and leaving 16,097 shares worth $5.66M. The position accounts for 0.01% of the portfolio, ranked #713.

AssetMark Inc first reported a position in CIEN in Q3 2015 and has held it in 19 quarters since. The position peaked at $23.7M in Q1 2021. 465 funds tracked by Wall St. Rank hold CIEN as of Q3 2026.

  • AssetMark Inc held 16,097 shares of Ciena worth $5.66M as of Q3 2026.
  • AssetMark Inc sold 569 Ciena shares in Q3 2026, an estimated $220K.
  • Ciena made up 0.01% of AssetMark Inc's portfolio in Q3 2026, its #713 holding.
  • AssetMark Inc first reported a position in Ciena in Q3 2015 and has held it in 19 quarters since.
  • AssetMark Inc's Ciena position peaked at $23.7M in Q1 2021.
  • 465 funds tracked by Wall St. Rank held Ciena as of Q3 2026.

Based on AssetMark Inc's 13F filing for Q3 2026, filed 21 Oct 2026.