Industry - Patent Owners & Lessors

Include option trades

Include indirect trades

Latest data: 6/18/2026 10:01:40 PM

1 Month

Buy/Sell Ratio 0.00

0%

100%

Buy	Sell
--	($2.17) M
0 Insiders	7 Insiders
0 Transactions	8 Transactions

5/18/2026 to 6/18/2026

3 Month

Buy/Sell Ratio 0.03

3%

97%

Buy	Sell
$111,100	($3.35) M
1 Insiders	10 Insiders
1 Transactions	13 Transactions

3/18/2026 to 6/18/2026

6 Month

Buy/Sell Ratio 0.01

0%

100%

Buy	Sell
$222,900	($24.55) M
1 Insiders	17 Insiders
2 Transactions	38 Transactions

12/18/2025 to 6/18/2026

12 Month

Buy/Sell Ratio 0.03

3%

97%

Buy	Sell
$983,146	($30.05) M
5 Insiders	20 Insiders
11 Transactions	57 Transactions

6/18/2025 to 6/18/2026

Monthly Buy and Sell Value

Monthly Buy/Sell Ratio

Most Insider Buying

12 months

Name	Value	Transactions
Grandpre Christopher M Joint Corp	$367,591	3
D Loren Robert W Xcel Brands, Inc.	$249,028	3
Deng Chiyuan AI Era Corp.	$222,900	2
Disanto Mark Xcel Brands, Inc.	$118,480	2
Zambito Michael Sikoryak Acacia Research Corp	$25,147	1

Most Insider Selling

12 months

Name	Value	Transactions
Chen Lawrence Liren Interdigital, Inc.	($9,548,372)	9
Brezski Richard Interdigital, Inc.	($6,799,300)	4
Pankaj Rajesh Interdigital, Inc.	($4,167,915)	13
Schmidt Joshua D. Interdigital, Inc.	($2,831,628)	6
Kritzmacher John A Interdigital, Inc.	($1,845,499)	5
Couling John D Dolby Laboratories, Inc.	($1,340,171)	3
Revankar Shriram Dolby Laboratories, Inc.	($1,084,210)	4
Pendleton Todd Dolby Laboratories, Inc.	($647,857)	1
Mattis Julia C Interdigital, Inc.	($412,240)	1
Park Robert J Dolby Laboratories, Inc.	($277,425)	1

Most Unique Insiders Buying (>25K)

12 months

Name	Unique insiders	Total Trades
Xcel Brands, Inc.	2	3
Joint Corp	1	3
AI Era Corp.	1	2
Acacia Research Corp	1	1

Most Unique Insiders Selling (>25K)

12 months

Name	Unique insiders	Total Trades
Interdigital, Inc.	11	43
Dolby Laboratories, Inc.	6	11
Virnetx Holding Corp	1	1

Companies with activity

	1 Month			6 Month			12 Month
Name	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $
Interdigital, Inc.	0.00	$0	($1,517,399)	0.00	$0	($22,767,049)	0.00	$0	($26,357,298)
Dolby Laboratories, Inc.	0.00	$0	($647,857)	0.00	$0	($1,781,070)	0.00	$0	($3,633,647)
Digital Turbine, Inc.	--	$0	$0	0.00	$0	($2,346)	0.00	$0	($2,346)
AI Era Corp.	--	$0	$0	--	$222,900	$0	--	$222,900	$0
Joint Corp	--	$0	$0	--	$0	$0	--	$367,591	$0
Acacia Research Corp	--	$0	$0	--	$0	$0	--	$25,147	$0
Xcel Brands, Inc.	--	$0	$0	--	$0	$0	--	$367,508	$0
Virnetx Holding Corp	--	$0	$0	--	$0	$0	0.00	$0	($55,618)