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Subsector - Specialty Instruments
Officers
Directors
Officer & Directors
10 Percent
All
All Sectors
Manufacturing
Include option trades
Include indirect trades
Latest data: 6/18/2025 10:04:00 PM
1 Month
Buy/Sell Ratio 0.02
1%
99%
Buy
Sell
$893,661
($52.37) M
13 Insiders
98 Insiders
26 Transactions
149 Transactions
5/18/2025 to 6/18/2025
3 Month
Buy/Sell Ratio 0.02
1%
99%
Buy
Sell
$5.89 M
($348.22) M
43 Insiders
160 Insiders
115 Transactions
275 Transactions
3/18/2025 to 6/18/2025
6 Month
Buy/Sell Ratio 0.02
1%
99%
Buy
Sell
$9.08 M
($493.66) M
64 Insiders
290 Insiders
177 Transactions
713 Transactions
12/18/2024 to 6/18/2025
12 Month
Buy/Sell Ratio 0.03
3%
97%
Buy
Sell
$23.78 M
($693.45) M
114 Insiders
391 Insiders
346 Transactions
1159 Transactions
6/18/2024 to 6/18/2025
Monthly Buy and Sell Value
Monthly Buy/Sell Ratio
Most Insider Buying
12 months
Name
Value
Transactions
Laukien Frank H
Bruker Corp
$6,132,441
3
Rothe Christian E
Rockwell Automation, Inc
$2,000,904
2
Treace John T.
Treace Medical Concepts, Inc.
$1,300,008
3
Capper Joseph H
Mimedx Group, Inc.
$1,268,000
1
Thaysen Jacob
Illumina, Inc.
$998,674
2
Lisi Steven A.
Beyond Air, Inc.
$801,642
3
Saunders Brent L
Bausch & Lomb Corp
$753,139
2
Shaw Thomas J
Retractable Technologies Inc
$727,846
81
Katz Avi S
QT IMAGING HOLDINGS, INC.
$593,684
3
Keel Paul A
Envista Holdings Corp
$506,100
1
Most Insider Selling
12 months
Name
Value
Transactions
Rales Steven M
Danaher Corp /De/
($245,919,391)
1
Wallace Richard P
Kla Corp
($29,159,287)
3
Plisinski Michael P
Onto Innovation Inc.
($18,012,763)
3
Anish Bhatnagar
Soleno Therapeutics Inc
($14,096,069)
8
Lico James A
Fortive Corp
($12,670,000)
1
Regnery David S
Trane Technologies Plc
($12,301,883)
4
Leong Justin
Resmed Inc
($11,916,968)
2
Zadno Reza
Procept Biorobotics Corp
($11,372,992)
6
Casper Marc N
Thermo Fisher Scientific Inc.
($10,624,559)
2
Higgins Bren D.
Kla Corp
($9,829,677)
3
Most Unique Insiders Buying (>25K)
12 months
Name
Unique insiders
Total Trades
Perspective Therapeutics, Inc.
3
5
Tela Bio, Inc.
3
3
QT IMAGING HOLDINGS, INC.
2
4
Illumina, Inc.
2
3
Orasure Technologies Inc
2
3
Focus Universal Inc.
2
3
Neuroone Medical Technologies Corp
2
2
Senseonics Holdings, Inc.
2
2
Envista Holdings Corp
2
2
Lakeland Industries Inc
2
2
Most Unique Insiders Selling (>25K)
12 months
Name
Unique insiders
Total Trades
Irhythm Technologies, Inc.
9
26
Garmin Ltd
9
13
Itron, Inc.
8
34
Artivion, Inc.
8
22
Keysight Technologies, Inc.
8
12
Rockwell Automation, Inc
8
11
Biolife Solutions Inc
7
20
Northrop Grumman Corp /De/
7
15
Dexcom Inc
6
25
Trane Technologies Plc
6
19
Industry Summary of Insider Activity
1 Month
6 Month
12 Month
Name
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Laboratory Analytical Instruments
1.43
$457,554
($319,814)
0.99
$3,115,914
($3,161,310)
1.12
$8,390,038
($7,471,405)
Industrial Instruments For Measurement, Display, And Control
0.09
$115,755
($1,333,175)
0.00
$124,605
($264,929,151)
0.00
$1,225,712
($287,630,064)
Electromedical & Electrotherapeutic Apparatus
0.02
$3,741
($220,345)
0.11
$627,810
($5,505,867)
0.04
$1,002,211
($26,647,685)
Surgical & Medical Instruments & Apparatus
0.00
$68,539
($15,314,588)
0.06
$4,489,754
($76,521,812)
0.06
$8,006,442
($135,458,343)
Search, Detection, Navagation, Guidance, Aeronautical Sys
0.00
$0
($19,852,930)
0.00
$0
($46,045,246)
0.00
$0
($60,738,408)
Orthopedic, Prosthetic & Surgical Appliances & Supplies
0.00
$0
($5,846,914)
0.03
$292,078
($8,560,311)
0.01
$292,078
($22,594,328)
Measuring & Controlling Devices, Nec
0.00
$0
($2,982,403)
0.00
$131,384
($28,053,908)
0.05
$2,218,635
($43,424,456)
Photographic Equipment & Supplies
0.00
$0
($2,711,440)
0.00
$0
($2,716,854)
0.00
$0
($2,716,854)
Instruments For Meas & Testing Of Electricity & Elec Signals
0.00
$0
($2,546,827)
0.00
$49,979
($14,984,262)
0.01
$147,826
($18,249,984)
Optical Instruments & Lenses
0.00
$0
($1,242,811)
0.00
$0
($13,701,955)
0.00
$175,309
($55,067,655)
Ophthalmic Goods
--
$248,072
$0
1.10
$248,072
($225,060)
0.90
$754,979
($839,688)
Laboratory Apparatus & Furniture
--
$0
$0
0.00
$0
($1,203,737)
0.00
$0
($1,303,951)
Auto Controls For Regulating Residential & Comml Environments
--
$0
$0
0.00
$0
($20,978,840)
0.00
$0
($21,572,061)
Totalizing Fluid Meters & Counting Devices
--
$0
$0
0.00
$0
($5,336,306)
0.00
$0
($5,561,191)
Dental Equipment & Supplies
--
$0
$0
--
$0
$0
247.26
$1,107,049
($4,477)
X-Ray Apparatus & Tubes & Related Irradiation Apparatus
--
$0
$0
0.00
$0
($1,733,377)
0.02
$98,519
($4,142,016)
Watches, Clocks, Clockwork Operated Devices/parts
--
$0
$0
--
$0
$0
11.07
$359,159
($32,432)