Industry - Telephone & Telegraph Apparatus

Include option trades

Include indirect trades

Latest data: 5/1/2026 10:07:44 PM

1 Month

Buy/Sell Ratio 0.00

0%

100%

Buy	Sell
--	($4.49) M
0 Insiders	6 Insiders
0 Transactions	6 Transactions

4/1/2026 to 5/1/2026

3 Month

Buy/Sell Ratio 0.00

0%

100%

Buy	Sell
--	($25.14) M
0 Insiders	13 Insiders
0 Transactions	21 Transactions

2/1/2026 to 5/1/2026

6 Month

Buy/Sell Ratio 0.01

0%

100%

Buy	Sell
$750,354	($80.49) M
4 Insiders	19 Insiders
4 Transactions	47 Transactions

11/1/2025 to 5/1/2026

12 Month

Buy/Sell Ratio 0.04

3%

97%

Buy	Sell
$4.75 M	($121.47) M
6 Insiders	31 Insiders
6 Transactions	101 Transactions

5/1/2025 to 5/1/2026

Monthly Buy and Sell Value

Monthly Buy/Sell Ratio

Most Insider Buying

12 months

Name	Value	Transactions
Yu Cao FiEE, Inc.	$2,600,000	1
Bin Hu FiEE, Inc.	$1,400,001	1
Roth Ronald G Clearfield, Inc.	$300,600	1
Stanton Thomas R ADTRAN Holdings, Inc.	$300,002	1
Theodosopoulos Nikos ADTRAN Holdings, Inc.	$100,429	1
Santo Timothy P ADTRAN Holdings, Inc.	$49,323	1

Most Insider Selling

12 months

Name	Value	Transactions
Smith Gary B Ciena Corp	($39,567,086)	23
Phipps Jason Ciena Corp	($14,793,601)	4
Grady Seamus Fabrinet	($13,169,227)	2
Gill Harpal Fabrinet	($9,526,172)	2
Sverha Csaba Fabrinet	($7,654,928)	2
Rothenstein David M Ciena Corp	($5,934,461)	12
Cumello Joseph Ciena Corp	($3,871,350)	4
Olson Rollance E. Fabrinet	($3,567,040)	2
Diperna Dino Ciena Corp	($3,237,623)	5
Gage Brodie Ciena Corp	($2,952,938)	10

Most Unique Insiders Buying (>25K)

12 months

Name	Unique insiders	Total Trades
ADTRAN Holdings, Inc.	3	3
FiEE, Inc.	2	2
Clearfield, Inc.	1	1

Most Unique Insiders Selling (>25K)

12 months

Name	Unique insiders	Total Trades
Ciena Corp	10	65
Fabrinet	8	17
Netgear, Inc.	7	11
Clearfield, Inc.	1	1
ADTRAN Holdings, Inc.	1	1
Franklin Wireless Corp	1	1

Companies with activity

	1 Month			6 Month			12 Month
Name	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $
Ciena Corp	0.00	$0	($4,449,952)	0.00	$0	($65,710,480)	0.00	$0	($77,821,678)
AUDIOCODES LTD	0.00	$0	($40,832)	0.00	$0	($40,832)	0.00	$0	($40,832)
Netgear, Inc.	--	$0	$0	0.00	$0	($202,593)	0.00	$0	($1,606,291)
Clearfield, Inc.	--	$0	$0	2.61	$300,600	($115,040)	2.61	$300,600	($115,040)
ADTRAN Holdings, Inc.	--	$0	$0	3.03	$449,754	($148,238)	3.03	$449,754	($148,238)
Fabrinet	--	$0	$0	0.00	$0	($14,274,912)	0.00	$0	($40,989,151)
Voip-Pal.Com Inc	--	$0	$0	--	$0	$0	0.00	$0	($7,600)
Franklin Wireless Corp	--	$0	$0	--	$0	$0	0.00	$0	($746,000)
FiEE, Inc.	--	$0	$0	--	$0	$0	--	$4,000,001	$0