Nikos Theodosopoulos

Insider profile

Currently holds positions in ADVA Optical Networking SE, Arista Networks, Inc. and Harmonic Inc.

Performance

Overall performance
4.0
Performance over holding periods
4.0
30 days 90 days 120 days
Average return 3% 8.2% 15.1%
Success rate 83% 68% 82%
Transactions
7 86% Buy
34 71% Buy
47 69% Buy
Ranking by holding-period performance

Positions

Position Company Period
Independent Chairman of the Supervisory Board ADVA Optical Networking SE Jan. 9, 2015 -
Independent Director Arista Networks, Inc. March 1, 2014 -
Independent Director Harmonic Inc. March 11, 2015 -
Independent Member of the Supervisory Board ADVA Optical Networking SE Dec. 29, 2014 - Jan. 9, 2015
Nikos Theodosopoulos's trades of Hercules Capital Inc's stock


• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Transaction date
Purchase
Price
398.46
Quantity 85,704 +10.1%
Value US$2,638,104
Transaction date
Purchase
Price
47.47
Quantity 3,564 -39.5%
Value US$3,731,505
Transaction date
Purchase
Price
418.82
Quantity 75,249 -20.4%
Value US$4,430,852
US ADTRAN Inc (ADTN)
Transaction date
Purchase
Price
7.81
Quantity 12,859 +32.7%
Value US$100,429
Transaction date
Purchase
Price
17.49
Quantity 5,999 +100.6%
Value US$104,923
Transaction date
Purchase
Price
18.03
Quantity 1,608 +40.1%
Value US$28,997
US Harmonic Inc. (HLIT)
Transaction date
Sale
Price
10.60
Quantity 30,000 -15.5%
Value US$318,003
Transaction date
Planned sale
Price
275.30
Quantity 3,375 -42.8%
Value US$929,153
Transaction date
Planned sale
Price
251.95
Quantity 1,403 -23.7%
Value US$353,491
Transaction date
Planned sale
Price
250.47
Quantity 1,597 -21.3%
Value US$400,008
Transaction date
Planned sale
Price
225.31
Quantity 3,000 -39.9%
Value US$675,922
Transaction date
Planned sale
Price
224.03
Quantity 541 -10.7%
Value US$121,202
Transaction date
Planned sale
Price
223.13
Quantity 5,152 -50.5%
Value US$1,149,582
Transaction date
Planned sale
Price
222.43
Quantity 1,082 -9.6%
Value US$240,673
Transaction date
Planned sale
Price
221.30
Quantity 2,600 -18.7%
Value US$575,379
Transaction date
Planned sale
Price
221.92
Quantity 550 -10.9%
Value US$122,054
Transaction date
Planned sale
Price
220.03
Quantity 700 -12.1%
Value US$154,024
Transaction date
Planned sale
Price
225.80
Quantity 268 -5.9%
Value US$60,514
Transaction date
Planned sale
Price
224.83
Quantity 556 -11.0%
Value US$125,005
Transaction date
Planned sale
Price
223.51
Quantity 536 -9.6%
Value US$119,799
Transaction date
Planned sale
Price
221.94
Quantity 1,360 -25.7%
Value US$301,835
Transaction date
Planned sale
Price
250.88
Quantity 10 -0.3%
Value US$2,509
Transaction date
Planned sale
Price
247.15
Quantity 100 -3.3%
Value US$24,715
Transaction date
Planned sale
Price
269.99
Quantity 110 -4.0%
Value US$29,699
Notification date Transaction date Company B/S Transaction type Nb. shares
Price
Value 		Number of shares Price Value Details
2026-03-30 2026-03-26
B Purchase
85,704 +10.1%
398.46
US$2,638,104 		85,704 +10.1% 398.46 US$2,638,104
2026-02-27 2026-02-27
B Purchase
3,564 -39.5%
47.47
US$3,731,505 		3,564 -39.5% 47.47 US$3,731,505
2026-02-19 2026-02-17
B Purchase
75,249 -20.4%
418.82
US$4,430,852 		75,249 -20.4% 418.82 US$4,430,852
2025-12-01 2025-11-26
US ADTRAN Inc (ADTN)
B Purchase
12,859 +32.7%
7.81
US$100,429 		12,859 +32.7% 7.81 US$100,429
2025-05-09 2025-05-08
B Purchase
5,999 +100.6%
17.49
US$104,923 		5,999 +100.6% 17.49 US$104,923
2024-08-08 2024-08-06
B Purchase
1,608 +40.1%
18.03
US$28,997 		1,608 +40.1% 18.03 US$28,997
2021-11-05 2021-11-03
US Harmonic Inc. (HLIT)
S Sale
30,000 -15.5%
10.60
US$318,003 		30,000 -15.5% 10.60 US$318,003
2020-11-17 2020-11-16
PlS Planned sale
3,375 -42.8%
275.30
US$929,153 		3,375 -42.8% 275.30 US$929,153
2020-11-05 2020-11-03
PlS Planned sale
1,403 -23.7%
251.95
US$353,491 		1,403 -23.7% 251.95 US$353,491
2020-11-05 2020-11-03
PlS Planned sale
1,597 -21.3%
250.47
US$400,008 		1,597 -21.3% 250.47 US$400,008
2020-09-03 2020-09-02
PlS Planned sale
3,000 -39.9%
225.31
US$675,922 		3,000 -39.9% 225.31 US$675,922
2020-09-03 2020-09-01
PlS Planned sale
541 -10.7%
224.03
US$121,202 		541 -10.7% 224.03 US$121,202
2020-09-03 2020-09-01
PlS Planned sale
5,152 -50.5%
223.13
US$1,149,582 		5,152 -50.5% 223.13 US$1,149,582
2020-09-03 2020-09-01
PlS Planned sale
1,082 -9.6%
222.43
US$240,673 		1,082 -9.6% 222.43 US$240,673
2020-09-03 2020-09-01
PlS Planned sale
2,600 -18.7%
221.30
US$575,379 		2,600 -18.7% 221.30 US$575,379
2020-08-24 2020-08-21
PlS Planned sale
550 -10.9%
221.92
US$122,054 		550 -10.9% 221.92 US$122,054
2020-08-24 2020-08-21
PlS Planned sale
700 -12.1%
220.03
US$154,024 		700 -12.1% 220.03 US$154,024
2020-05-22 2020-05-21
PlS Planned sale
268 -5.9%
225.80
US$60,514 		268 -5.9% 225.80 US$60,514
2020-05-22 2020-05-21
PlS Planned sale
556 -11.0%
224.83
US$125,005 		556 -11.0% 224.83 US$125,005
2020-05-22 2020-05-21
PlS Planned sale
536 -9.6%
223.51
US$119,799 		536 -9.6% 223.51 US$119,799
2020-02-24 2020-02-21
PlS Planned sale
1,360 -25.7%
221.94
US$301,835 		1,360 -25.7% 221.94 US$301,835
2019-05-22 2019-05-21
PlS Planned sale
10 -0.3%
250.88
US$2,509 		10 -0.3% 250.88 US$2,509
2019-05-22 2019-05-21
PlS Planned sale
100 -3.3%
247.15
US$24,715 		100 -3.3% 247.15 US$24,715
2019-02-22 2019-02-21
PlS Planned sale
110 -4.0%
269.99
US$29,699 		110 -4.0% 269.99 US$29,699