Industry - Medical Laboratories

  1. All Sectors
  2. Services
  3. Health Services
Latest data: 10/29/2025 10:06:27 PM
1 Month
Buy/Sell Ratio 0.00
0%
100%
Buy Sell
-- ($14.04) M
0 Insiders 21 Insiders
0 Transactions 36 Transactions
9/29/2025 to 10/29/2025
3 Month
Buy/Sell Ratio 0.01
0%
100%
Buy Sell
$507,168 ($59.58) M
2 Insiders 49 Insiders
3 Transactions 106 Transactions
7/29/2025 to 10/29/2025
6 Month
Buy/Sell Ratio 0.01
1%
99%
Buy Sell
$1.29 M ($103.25) M
4 Insiders 67 Insiders
5 Transactions 199 Transactions
4/29/2025 to 10/29/2025
12 Month
Buy/Sell Ratio 0.02
1%
99%
Buy Sell
$3.96 M ($221.16) M
7 Insiders 83 Insiders
8 Transactions 394 Transactions
10/29/2024 to 10/29/2025

Monthly Buy and Sell Value

Monthly Buy/Sell Ratio

Most Insider Buying

12 months
Name Value Transactions
Fulgent Genetics, Inc.
$1,596,470 1
Exact Sciences Corp
$1,001,325 1
Caris Life Sciences, Inc.
$630,000 1
Fortrea Holdings Inc.
$407,150 2
Caris Life Sciences, Inc.
$157,500 1
Fortrea Holdings Inc.
$100,018 1
Exagen Inc.
$66,448 1

Most Insider Selling

12 months
Name Value Transactions
Natera, Inc.
($42,782,606) 8
Natera, Inc.
($23,920,172) 13
Guardant Health, Inc.
($17,835,995) 1
Natera, Inc.
($12,282,756) 23
Guardant Health, Inc.
($11,910,936) 5
Natera, Inc.
($11,846,043) 14
GRAIL, Inc.
($9,720,081) 11
Natera, Inc.
($9,038,753) 20
Radnet, Inc.
($7,512,425) 2
Quest Diagnostics Inc
($6,602,074) 1

Most Unique Insiders Buying (>25K)

12 months
Name Unique insiders Total Trades
Fortrea Holdings Inc. 2 3
Caris Life Sciences, Inc. 2 2
Exact Sciences Corp 1 1
Fulgent Genetics, Inc. 1 1
Exagen Inc. 1 1

Most Unique Insiders Selling (>25K)

12 months
Name Unique insiders Total Trades
Natera, Inc. 9 105
Radnet, Inc. 9 21
Veracyte, Inc. 8 22
LABCORP HOLDINGS INC. 8 20
Quest Diagnostics Inc 8 19
Sera Prognostics, Inc. 6 22
Guardant Health, Inc. 6 12
Caredx, Inc. 5 12
Castle Biosciences Inc 4 24
GRAIL, Inc. 3 21

Companies with activity

1 Month 6 Month 12 Month
Name Ratio Buy $ Sell $ Ratio Buy $ Sell $ Ratio Buy $ Sell $
GRAIL, Inc. 0.00 $0 ($7,380,891) 0.00 $0 ($14,991,658) 0.00 $0 ($16,224,148)
Natera, Inc. 0.00 $0 ($4,484,145) 0.00 $0 ($25,987,785) 0.00 $0 ($112,332,637)
Exact Sciences Corp 0.00 $0 ($990,000) 0.00 $0 ($1,223,012) 0.82 $1,001,325 ($1,223,012)
Veracyte, Inc. 0.00 $0 ($465,182) 0.00 $0 ($1,096,398) 0.00 $0 ($6,607,037)
Exagen Inc. 0.00 $0 ($375,598) 0.00 $0 ($575,961) 0.12 $66,448 ($575,961)
Quest Diagnostics Inc 0.00 $0 ($270,317) 0.00 $0 ($1,297,992) 0.00 $0 ($11,196,131)
Castle Biosciences Inc 0.00 $0 ($60,282) 0.00 $0 ($1,757,689) 0.00 $0 ($4,099,414)
Guardant Health, Inc. 0.00 $0 ($9,507) 0.00 $0 ($30,373,614) 0.00 $0 ($30,692,794)
Sera Prognostics, Inc. 0.00 $0 ($7,077) 0.00 $0 ($442,983) 0.00 $0 ($1,816,725)
Caredx, Inc. -- $0 $0 0.00 $0 ($1,119,436) 0.00 $0 ($1,789,107)
Personalis, Inc. -- $0 $0 0.00 $0 ($26,367) 0.00 $0 ($241,065)
LABCORP HOLDINGS INC. -- $0 $0 0.00 $0 ($6,976,784) 0.00 $0 ($10,499,711)
Fulgent Genetics, Inc. -- $0 $0 0.00 $0 ($219,166) 4.74 $1,596,470 ($336,631)
Radnet, Inc. -- $0 $0 0.00 $0 ($16,743,138) 0.00 $0 ($23,102,390)
Celcuity Inc. -- $0 $0 0.00 $0 ($420,767) 0.00 $0 ($420,767)
Fortrea Holdings Inc. -- $0 $0 -- $507,168 $0 -- $507,168 $0
Caris Life Sciences, Inc. -- $0 $0 -- $787,500 $0 -- $787,500 $0