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Buy/Sell Ratio
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Last 3 Months
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Medical - Diagnostics & Research Industry
Insider Buy/Sell Details for the Medical - Diagnostics & Research Industry — Last 3 Months
Extreme outlier transactions (>3σ) are excluded.
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Ratio
0.0:1
Daily Buy & Sell Volume
Log Scale
Transactions
(399)
All (399)
Buys (9)
Sells (390)
Company
Insider
Title
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Date (newest)
Total Value
% of Holdings
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Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Apr 27, 2026
Sale
Shares
873
Price
$203.75
Total Value
$177.87K
Shares Held After
224,012
% of Holdings
0.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Starovasnik Melissa A.
— Director
Apr 27, 2026
Sale
Shares
500
Price
$61.83
Total Value
$30.91K
Shares Held After
25,222
% of Holdings
1.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
THERMO FISHER SCIENTIFIC INC.
(TMO)
Pettiti Gianluca
— President & COO
Apr 27, 2026
Sale
Shares
400
Price
$462.66
Total Value
$185.06K
Shares Held After
25,051
% of Holdings
1.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Aclaris Therapeutics, Inc.
(ACRS)
Leonard Braden Michael
— 10% Owner
Apr 23, 2026
Sale
Shares
300,000
Price
$4.53
Total Value
$1.36M
Shares Held After
13,950,000
% of Holdings
2.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Finn Patrick John
— President and COO
Apr 23, 2026
Sale
Shares
2,321
Price
$60.76
Total Value
$141.03K
Shares Held After
281,808
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Leproust Emily M.
— Director
Apr 22, 2026
Sale
Shares
151
Price
$66.00
Total Value
$9.97K
Shares Held After
858,887
% of Holdings
0.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Leproust Emily M.
— Director
Apr 22, 2026
Sale
Shares
7,910
Price
$65.28
Total Value
$516.33K
Shares Held After
859,038
% of Holdings
0.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Leproust Emily M.
— Director
Apr 21, 2026
Sale
Shares
1,610
Price
$65.01
Total Value
$104.67K
Shares Held After
858,887
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 21, 2026
Sale
Shares
278
Price
$25.10
Total Value
$6.98K
Shares Held After
2,502
% of Holdings
10.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 21, 2026
Sale
Shares
278
Price
$25.10
Total Value
$6.98K
Shares Held After
2,502
% of Holdings
10.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 21, 2026
Sale
Shares
278
Price
$25.10
Total Value
$6.98K
Shares Held After
2,502
% of Holdings
10.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 21, 2026
Sale
Shares
278
Price
$25.10
Total Value
$6.98K
Shares Held After
2,502
% of Holdings
10.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 21, 2026
Sale
Shares
1,153
Price
$25.10
Total Value
$28.94K
Shares Held After
40,367
% of Holdings
2.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 21, 2026
Sale
Shares
1,357
Price
$25.10
Total Value
$34.06K
Shares Held After
47,495
% of Holdings
2.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 21, 2026
Sale
Shares
550
Price
$25.10
Total Value
$13.80K
Shares Held After
21,479
% of Holdings
2.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Neuronetics, Inc.
(STIM)
Chernett Jorey
— 10% Owner
Apr 21, 2026
Purchase
Shares
100,000
Price
$1.51
Total Value
$151.00K
Shares Held After
9,978,988
% of Holdings
1.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
REVVITY, INC.
(RVTY)
Gonzales Anita
— Vice President and CAO
Apr 20, 2026
Sale
Shares
80
Price
$92.80
Total Value
$7.42K
Shares Held After
7,319
% of Holdings
1.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Neuronetics, Inc.
(STIM)
Chernett Jorey
— 10% Owner
Apr 20, 2026
Purchase
Shares
100,000
Price
$1.58
Total Value
$158.00K
Shares Held After
9,878,988
% of Holdings
1.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Apr 17, 2026
Sale
Shares
750
Price
$199.59
Total Value
$149.69K
Shares Held After
20,282
% of Holdings
3.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Apr 17, 2026
Sale
Shares
750
Price
$199.66
Total Value
$149.75K
Shares Held After
20,282
% of Holdings
3.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Laponis Adam
— Chief Financial Officer
Apr 17, 2026
Sale
Shares
4,000
Price
$60.00
Total Value
$240.00K
Shares Held After
118,694
% of Holdings
3.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CareDx, Inc.
(CDNA)
Hanna John Walter JR
— Director
Apr 16, 2026
Sale
Shares
10,282
Price
$21.12
Total Value
$217.16K
Shares Held After
676,475
% of Holdings
1.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Guardant Health, Inc.
(GH)
Tariq Musa
— Director
Apr 16, 2026
Sale
Shares
116
Price
$84.83
Total Value
$9.84K
Shares Held After
8,528
% of Holdings
1.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Laponis Adam
— Chief Financial Officer
Apr 14, 2026
Sale
Shares
3,000
Price
$55.00
Total Value
$165.00K
Shares Held After
122,694
% of Holdings
2.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Laponis Adam
— Chief Financial Officer
Apr 9, 2026
Sale
Shares
2,597
Price
$49.89
Total Value
$129.56K
Shares Held After
125,694
% of Holdings
2.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
GRAIL, Inc.
(GRAL)
Freidin Aaron
— Chief Financial Officer
Apr 8, 2026
Sale
Shares
45,806
Price
$49.92
Total Value
$2.29M
Shares Held After
260,669
% of Holdings
14.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
GRAIL, Inc.
(GRAL)
RAGUSA ROBERT P
— Director
Apr 8, 2026
Sale
Shares
123,502
Price
$49.92
Total Value
$6.16M
Shares Held After
518,582
% of Holdings
19.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
GRAIL, Inc.
(GRAL)
Ofman Joshua J.
— Director
Apr 8, 2026
Sale
Shares
61,665
Price
$49.92
Total Value
$3.08M
Shares Held After
371,216
% of Holdings
14.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 6, 2026
Sale
Shares
278
Price
$25.03
Total Value
$6.96K
Shares Held After
2,780
% of Holdings
9.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 6, 2026
Sale
Shares
278
Price
$25.03
Total Value
$6.96K
Shares Held After
2,780
% of Holdings
9.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 6, 2026
Sale
Shares
278
Price
$25.03
Total Value
$6.96K
Shares Held After
2,780
% of Holdings
9.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 6, 2026
Sale
Shares
278
Price
$25.03
Total Value
$6.96K
Shares Held After
2,780
% of Holdings
9.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 6, 2026
Sale
Shares
1,153
Price
$25.03
Total Value
$28.86K
Shares Held After
41,520
% of Holdings
2.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 6, 2026
Sale
Shares
1,357
Price
$25.03
Total Value
$33.97K
Shares Held After
48,852
% of Holdings
2.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Apr 6, 2026
Sale
Shares
6,214
Price
$25.03
Total Value
$155.54K
Shares Held After
21,479
% of Holdings
22.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Guardant Health, Inc.
(GH)
Monroe Terilyn J.
— Chief People Officer
Apr 6, 2026
Sale
Shares
3,832
Price
$92.68
Total Value
$355.15K
Shares Held After
20,990
% of Holdings
15.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Precipio, Inc.
(PRPO)
Sabet Ahmed Zaki
— Chief Operating Officer
Apr 1, 2026
Purchase
Shares
19
Price
$27.93
Total Value
$530.67
Shares Held After
1,034
% of Holdings
1.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Moshkevich Solomon
— PRESIDENT, CLINICALDIAGNOSTICS
Apr 1, 2026
Sale
Shares
952
Price
$203.31
Total Value
$193.55K
Shares Held After
147,882
% of Holdings
0.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Moshkevich Solomon
— PRESIDENT, CLINICALDIAGNOSTICS
Apr 1, 2026
Sale
Shares
1,000
Price
$202.36
Total Value
$202.36K
Shares Held After
148,834
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Moshkevich Solomon
— PRESIDENT, CLINICALDIAGNOSTICS
Apr 1, 2026
Sale
Shares
1,048
Price
$201.32
Total Value
$210.98K
Shares Held After
149,834
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Apr 1, 2026
Sale
Shares
1,909
Price
$205.00
Total Value
$391.35K
Shares Held After
224,885
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Apr 1, 2026
Sale
Shares
1,200
Price
$203.83
Total Value
$244.59K
Shares Held After
226,794
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Apr 1, 2026
Sale
Shares
3,213
Price
$203.07
Total Value
$652.47K
Shares Held After
227,994
% of Holdings
1.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Apr 1, 2026
Sale
Shares
1,778
Price
$202.01
Total Value
$359.17K
Shares Held After
231,207
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Apr 1, 2026
Sale
Shares
300
Price
$200.79
Total Value
$60.24K
Shares Held After
232,985
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Starovasnik Melissa A.
— Director
Apr 1, 2026
Sale
Shares
1,000
Price
$51.00
Total Value
$51.00K
Shares Held After
25,722
% of Holdings
3.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Burning Rock Biotech Ltd
(BNR)
Han Yusheng
— Director
Mar 31, 2026
Purchase
Shares
314,870
Price
$17.36
Total Value
$5.47M
Shares Held After
17,672,676
% of Holdings
1.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Neuronetics, Inc.
(STIM)
Chernett Jorey
— 10% Owner
Mar 30, 2026
Purchase
Shares
385,442
Price
$1.25
Total Value
$481.80K
Shares Held After
9,778,988
% of Holdings
3.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Neuronetics, Inc.
(STIM)
Chernett Jorey
— 10% Owner
Mar 27, 2026
Purchase
Shares
500,000
Price
$1.35
Total Value
$675.00K
Shares Held After
9,393,276
% of Holdings
5.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
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Version: v26.5.2