Industry - In Vitro & In Vivo Diagnostic Substances

Include option trades

Include indirect trades

Latest data: 1/29/2026 10:05:26 PM

1 Month

Buy/Sell Ratio 1.82

64%

36%

Buy	Sell
$1.40 M	($772,139)
2 Insiders	7 Insiders
2 Transactions	7 Transactions

12/29/2025 to 1/29/2026

3 Month

Buy/Sell Ratio 2.45

71%

29%

Buy	Sell
$2.19 M	($893,349)
10 Insiders	8 Insiders
15 Transactions	8 Transactions

10/29/2025 to 1/29/2026

6 Month

Buy/Sell Ratio 2.52

71%

29%

Buy	Sell
$3.46 M	($1.37) M
15 Insiders	10 Insiders
24 Transactions	13 Transactions

7/29/2025 to 1/29/2026

12 Month

Buy/Sell Ratio 0.36

26%

74%

Buy	Sell
$4.75 M	($13.13) M
29 Insiders	18 Insiders
44 Transactions	32 Transactions

1/29/2025 to 1/29/2026

Monthly Buy and Sell Value

Monthly Buy/Sell Ratio

Most Insider Buying

12 months

Name	Value	Transactions
Cohen Fred E Intellia Therapeutics, Inc.	$1,402,500	1
Chase William J Intellia Therapeutics, Inc.	$1,003,000	1
Blaser Brian J QuidelOrtho Corp	$501,577	1
Borel James C Neogen Corp	$320,990	2
Reynolds Cameron John Volitionrx Ltd	$239,087	7
Innes Guy Archibald Volitionrx Ltd	$209,810	4
James Andrea S. Insight Molecular Diagnostics Inc.	$200,000	1
Busky Joseph M QuidelOrtho Corp	$124,305	1
Capello Jeffrey D Neogen Corp	$100,217	1
Gupta Aashima Neogen Corp	$99,987	1

Most Insider Selling

12 months

Name	Value	Transactions
Heino Mary Anne Lantheus Holdings, Inc.	($7,013,505)	3
Szostak M Anne Idexx Laboratories Inc /De	($1,397,835)	1
Marshall Robert J. Jr. Lantheus Holdings, Inc.	($1,005,200)	1
Niedzwiecki Daniel Lantheus Holdings, Inc.	($950,340)	2
Blanchfield Paul Lantheus Holdings, Inc.	($893,767)	3
Mchugh Julie Lantheus Holdings, Inc.	($423,771)	1
Leonard John M Intellia Therapeutics, Inc.	($314,485)	1
Erickson Michael G Idexx Laboratories Inc /De	($263,234)	1
Dulac Edward J Iii Intellia Therapeutics, Inc.	($163,368)	2
Jimenez Freddy A. Celldex Therapeutics, Inc.	($140,306)	2

Most Unique Insiders Buying (>25K)

12 months

Name	Unique insiders	Total Trades
Neogen Corp	9	10
Volitionrx Ltd	2	6
Intellia Therapeutics, Inc.	2	2
Achieve Life Sciences, Inc.	2	2
QuidelOrtho Corp	2	2
Insight Molecular Diagnostics Inc.	1	1
Immucell Corp /De/	1	1
Aspira Women's Health Inc.	1	1

Most Unique Insiders Selling (>25K)

12 months

Name	Unique insiders	Total Trades
Intellia Therapeutics, Inc.	7	9
Lantheus Holdings, Inc.	5	9
Idexx Laboratories Inc /De	2	2
Celldex Therapeutics, Inc.	1	1
Alpha Teknova, Inc.	1	1

Companies with activity

	1 Month			6 Month			12 Month
Name	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $	Ratio	Buy $	Sell $
Intellia Therapeutics, Inc.	1.82	$1,402,500	($772,139)	2.99	$2,405,500	($805,196)	2.39	$2,405,500	($1,005,301)
Neogen Corp	--	$1,279	$0	--	$2,385	$0	--	$774,234	$0
Lantheus Holdings, Inc.	--	$0	$0	0.00	$0	($163,924)	0.00	$0	($10,286,582)
Idexx Laboratories Inc /De	--	$0	$0	0.00	$0	($263,234)	0.00	$0	($1,661,069)
Volitionrx Ltd	--	$0	$0	--	$246,542	$0	--	$494,916	$0
Celldex Therapeutics, Inc.	--	$0	$0	0.00	$0	($140,306)	0.00	$0	($140,306)
Immucell Corp /De/	--	$0	$0	--	$95,671	$0	--	$101,991	$0
Aspira Women's Health Inc.	--	$0	$0	--	$32,375	$0	--	$32,375	$0
QuidelOrtho Corp	--	$0	$0	--	$679,862	$0	--	$679,862	$0
Insight Molecular Diagnostics Inc.	--	$0	$0	--	$0	$0	--	$200,000	$0
Achieve Life Sciences, Inc.	--	$0	$0	--	$0	$0	--	$57,485	$0
Alpha Teknova, Inc.	--	$0	$0	--	$0	$0	0.00	$0	($40,512)