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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: 6/13/2025 10:04:30 PM
1 Month
Buy/Sell Ratio 0.10
8%
92%
Buy
Sell
$6.58 M
($67.58) M
36 Insiders
137 Insiders
77 Transactions
188 Transactions
5/13/2025 to 6/13/2025
3 Month
Buy/Sell Ratio 0.04
3%
97%
Buy
Sell
$12.95 M
($365.13) M
85 Insiders
230 Insiders
195 Transactions
354 Transactions
3/13/2025 to 6/13/2025
6 Month
Buy/Sell Ratio 0.03
3%
97%
Buy
Sell
$18.65 M
($545.64) M
126 Insiders
369 Insiders
285 Transactions
835 Transactions
12/13/2024 to 6/13/2025
12 Month
Buy/Sell Ratio 0.06
5%
95%
Buy
Sell
$51.07 M
($805.22) M
229 Insiders
497 Insiders
572 Transactions
1395 Transactions
6/13/2024 to 6/13/2025
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
Williams Gregg
Vivani Medical, Inc.
$5,102,574
5
Walt David R
Quanterix Corp
$2,743,394
5
Duggan Robert W
Pulse Biosciences, Inc.
$2,699,413
3
Rothe Christian E
Rockwell Automation, Inc
$2,000,904
2
Semler Eric
Semler Scientific, Inc.
$1,896,500
1
Larkin C Raymond Jr
Align Technology Inc
$1,529,645
1
Treace John T.
Treace Medical Concepts, Inc.
$1,300,008
3
Capper Joseph H
Mimedx Group, Inc.
$1,268,000
1
Encrantz Staffan
Sight Sciences, Inc.
$1,210,121
9
Most Insider Selling
12 months
Name
Value
Transactions
Rales Steven M
Danaher Corp /De/
($245,919,391)
1
Hoffman William
Inari Medical, Inc.
($33,249,399)
11
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
Most Unique Insiders Buying (>25K)
12 months
Name
Unique insiders
Total Trades
QT IMAGING HOLDINGS, INC.
5
7
Perspective Therapeutics, Inc.
4
7
Lakeland Industries Inc
4
5
Orasure Technologies Inc
4
5
Nexgel, Inc.
4
4
Quanterix Corp
3
8
Eyepoint Pharmaceuticals, Inc.
3
7
Alphatec Holdings, Inc.
3
5
Senseonics Holdings, Inc.
3
4
Rapid Micro Biosystems, Inc.
3
3
Most Unique Insiders Selling (>25K)
12 months
Name
Unique insiders
Total Trades
Keysight Technologies, Inc.
10
16
Itron, Inc.
9
36
Irhythm Technologies, Inc.
9
26
Artivion, Inc.
9
22
Garmin Ltd
9
13
Rockwell Automation, Inc
9
12
Biolife Solutions Inc
8
22
Dexcom Inc
7
27
Boston Scientific Corp
7
18
Insulet Corp
7
11
Industry Summary of Insider Activity
1 Month
6 Month
12 Month
Name
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Ratio
Buy $
Sell $
Laboratory Analytical Instruments
8.52
$3,196,117
($375,113)
1.45
$6,594,974
($4,544,857)
1.46
$13,613,054
($9,323,049)
Ophthalmic Goods
0.38
$248,072
($658,153)
0.23
$267,997
($1,171,832)
0.38
$1,095,067
($2,866,267)
Surgical & Medical Instruments & Apparatus
0.13
$2,173,358
($16,419,881)
0.07
$8,294,266
($115,030,005)
0.08
$17,401,126
($205,569,500)
Electromedical & Electrotherapeutic Apparatus
0.10
$61,394
($624,074)
0.19
$1,391,475
($7,245,126)
0.29
$8,952,351
($31,395,420)
Orthopedic, Prosthetic & Surgical Appliances & Supplies
0.06
$323,282
($5,331,304)
0.07
$929,454
($12,997,297)
0.09
$2,596,446
($27,603,560)
Measuring & Controlling Devices, Nec
0.05
$174,234
($3,205,375)
0.01
$174,234
($28,620,750)
0.05
$2,420,982
($45,347,978)
Industrial Instruments For Measurement, Display, And Control
0.03
$401,317
($14,285,127)
0.00
$410,167
($266,041,900)
0.01
$1,822,108
($299,012,435)
Search, Detection, Navagation, Guidance, Aeronautical Sys
0.00
$0
($19,844,451)
0.00
$0
($46,537,118)
0.00
$0
($72,055,378)
Photographic Equipment & Supplies
0.00
$0
($2,711,440)
0.02
$70,230
($3,333,484)
0.03
$109,230
($3,333,484)
Instruments For Meas & Testing Of Electricity & Elec Signals
0.00
$0
($2,546,827)
0.01
$188,194
($16,243,873)
0.04
$699,359
($19,948,293)
Optical Instruments & Lenses
0.00
$0
($1,575,364)
0.00
$0
($14,521,385)
0.00
$175,309
($56,149,618)
Laboratory Apparatus & Furniture
--
$0
$0
0.06
$77,247
($1,303,951)
0.06
$77,247
($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
--
$249,994
$0
368.27
$1,648,875
($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)