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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
(502)
All (515)
Buys (13)
Sells (502)
Company
Insider
Title
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Date (newest)
Total Value
% of Holdings
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Natera, Inc.
(NTRA)
Brophy Michael Burkes
— CHIEF FINANCIAL OFFICER
Jul 29, 2026
Sale
Shares
1,863
Price
$249.38
Total Value
$464.59K
Shares Held After
52,432
% of Holdings
3.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Chapman Steven Leonard
— Director
Jul 28, 2026
Sale
Shares
3,580
Price
$254.07
Total Value
$909.57K
Shares Held After
102,973
% of Holdings
3.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Moshkevich Solomon
— PRESIDENT, CLINICALDIAGNOSTICS
Jul 28, 2026
Sale
Shares
1,204
Price
$254.07
Total Value
$305.90K
Shares Held After
132,429
% of Holdings
0.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Fesko John
— PRESIDENT, CHIEF BUS. OFFICER
Jul 28, 2026
Sale
Shares
931
Price
$254.07
Total Value
$236.54K
Shares Held After
184,069
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Brophy Michael Burkes
— CHIEF FINANCIAL OFFICER
Jul 28, 2026
Sale
Shares
170
Price
$254.33
Total Value
$43.24K
Shares Held After
54,295
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Brophy Michael Burkes
— CHIEF FINANCIAL OFFICER
Jul 28, 2026
Sale
Shares
1,008
Price
$253.77
Total Value
$255.80K
Shares Held After
54,465
% of Holdings
1.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Jul 28, 2026
Sale
Shares
1,003
Price
$254.07
Total Value
$254.83K
Shares Held After
170,407
% of Holdings
0.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Brophy Michael Burkes
— CHIEF FINANCIAL OFFICER
Jul 28, 2026
Sale
Shares
1,241
Price
$254.07
Total Value
$315.30K
Shares Held After
55,473
% of Holdings
2.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Jul 28, 2026
Sale
Shares
191
Price
$254.07
Total Value
$48.53K
Shares Held After
245,723
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
QUEST DIAGNOSTICS INC
(DGX)
DELANEY MARK E
— SVP&Chief Commercial Officer
Jul 28, 2026
Sale
Shares
1,600
Price
$235.18
Total Value
$376.29K
Shares Held After
10,335
% of Holdings
13.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Medpace Holdings, Inc.
(MEDP)
BURWIG SUSAN E
— Exec. VP, Operations
Jul 28, 2026
Sale
Shares
7,500
Price
$600.00
Total Value
$4.50M
Shares Held After
62,984
% of Holdings
10.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Medpace Holdings, Inc.
(MEDP)
Troendle August J.
— Director
Jul 28, 2026
Sale
Shares
3,510
Price
$600.01
Total Value
$2.11M
Shares Held After
638,946
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Chapman Steven Leonard
— Director
Jul 27, 2026
Sale
Shares
2,190
Price
$260.49
Total Value
$570.47K
Shares Held After
106,553
% of Holdings
2.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Moshkevich Solomon
— PRESIDENT, CLINICALDIAGNOSTICS
Jul 27, 2026
Sale
Shares
1,010
Price
$260.49
Total Value
$263.10K
Shares Held After
133,633
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Fesko John
— PRESIDENT, CHIEF BUS. OFFICER
Jul 27, 2026
Sale
Shares
782
Price
$260.49
Total Value
$203.70K
Shares Held After
185,000
% of Holdings
0.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
RABINOWITZ DANIEL
— SEC. AND CHIEF LEGAL OFFICER
Jul 27, 2026
Sale
Shares
884
Price
$260.49
Total Value
$230.27K
Shares Held After
171,410
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Brophy Michael Burkes
— CHIEF FINANCIAL OFFICER
Jul 27, 2026
Sale
Shares
782
Price
$260.49
Total Value
$203.70K
Shares Held After
56,714
% of Holdings
1.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Jul 27, 2026
Sale
Shares
288
Price
$260.49
Total Value
$75.02K
Shares Held After
245,914
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Jul 27, 2026
Sale
Shares
1,718
Price
$260.49
Total Value
$447.52K
Shares Held After
2,276,125
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Medpace Holdings, Inc.
(MEDP)
Troendle August J.
— Director
Jul 27, 2026
Sale
Shares
3,728
Price
$600.85
Total Value
$2.24M
Shares Held After
642,456
% of Holdings
0.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
10
Price
$25.06
Total Value
$250.60
Shares Held After
11,812
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
10
Price
$25.06
Total Value
$250.60
Shares Held After
11,812
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
10
Price
$25.06
Total Value
$250.60
Shares Held After
11,812
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
10
Price
$25.06
Total Value
$250.60
Shares Held After
11,812
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
43
Price
$25.06
Total Value
$1.08K
Shares Held After
32,296
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
50
Price
$25.06
Total Value
$1.25K
Shares Held After
37,996
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
232
Price
$25.06
Total Value
$5.81K
Shares Held After
21,479
% of Holdings
1.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
268
Price
$24.13
Total Value
$6.47K
Shares Held After
11,822
% of Holdings
2.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
268
Price
$24.13
Total Value
$6.47K
Shares Held After
11,822
% of Holdings
2.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
268
Price
$24.13
Total Value
$6.47K
Shares Held After
11,822
% of Holdings
2.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
268
Price
$24.13
Total Value
$6.47K
Shares Held After
11,822
% of Holdings
2.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
1,110
Price
$24.13
Total Value
$26.78K
Shares Held After
32,339
% of Holdings
3.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
1,307
Price
$24.13
Total Value
$31.54K
Shares Held After
38,046
% of Holdings
3.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Jul 27, 2026
Sale
Shares
5,982
Price
$24.13
Total Value
$144.35K
Shares Held After
21,711
% of Holdings
21.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
THERMO FISHER SCIENTIFIC INC.
(TMO)
Pettiti Gianluca
— President&COO
Jul 27, 2026
Sale
Shares
400
Price
$565.00
Total Value
$226.00K
Shares Held After
24,651
% of Holdings
1.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Finn Patrick John
— President and COO
Jul 23, 2026
Sale
Shares
2,238
Price
$93.89
Total Value
$210.13K
Shares Held After
272,566
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
REVVITY, INC.
(RVTY)
Gonzales Anita
— Vice President and CAO
Jul 20, 2026
Sale
Shares
85
Price
$109.48
Total Value
$9.31K
Shares Held After
7,201
% of Holdings
1.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Johnson Nancy JoAnn
— Senior Vice President of Sales and Commercial Operations
Jul 16, 2026
Sale
Shares
906
Price
$129.78
Total Value
$117.58K
Shares Held After
6,900
% of Holdings
11.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Johnson Nancy JoAnn
— Senior Vice President of Sales and Commercial Operations
Jul 16, 2026
Sale
Shares
5,601
Price
$128.96
Total Value
$722.28K
Shares Held After
7,806
% of Holdings
41.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Johnson Nancy JoAnn
— Senior Vice President of Sales and Commercial Operations
Jul 16, 2026
Sale
Shares
5,559
Price
$127.89
Total Value
$710.92K
Shares Held After
13,407
% of Holdings
29.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Johnson Nancy JoAnn
— Senior Vice President of Sales and Commercial Operations
Jul 16, 2026
Sale
Shares
2,133
Price
$126.98
Total Value
$270.85K
Shares Held After
18,966
% of Holdings
10.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CareDx, Inc.
(CDNA)
Valantine Hannah
— Director
Jul 16, 2026
Sale
Shares
100
Price
$36.55
Total Value
$3.65K
Shares Held After
36,686
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CareDx, Inc.
(CDNA)
Valantine Hannah
— Director
Jul 16, 2026
Sale
Shares
28,679
Price
$36.14
Total Value
$1.04M
Shares Held After
36,786
% of Holdings
43.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CareDx, Inc.
(CDNA)
Hanna John Walter JR
— Director
Jul 16, 2026
Sale
Shares
68,000
Price
$39.01
Total Value
$2.65M
Shares Held After
653,448
% of Holdings
9.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CareDx, Inc.
(CDNA)
Hanna John Walter JR
— Director
Jul 16, 2026
Sale
Shares
50,000
Price
$36.11
Total Value
$1.81M
Shares Held After
721,448
% of Holdings
6.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Guardant Health, Inc.
(GH)
Tariq Musa
— Director
Jul 16, 2026
Sale
Shares
116
Price
$163.29
Total Value
$18.94K
Shares Held After
11,182
% of Holdings
1.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Jul 15, 2026
Sale
Shares
80
Price
$276.01
Total Value
$22.08K
Shares Held After
18,032
% of Holdings
0.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Jul 15, 2026
Sale
Shares
180
Price
$274.99
Total Value
$49.50K
Shares Held After
18,112
% of Holdings
1.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Jul 15, 2026
Sale
Shares
100
Price
$273.68
Total Value
$27.37K
Shares Held After
18,292
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Sheena Jonathan
— Director
Jul 15, 2026
Sale
Shares
390
Price
$273.01
Total Value
$106.47K
Shares Held After
18,392
% of Holdings
2.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
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Showing 1–50 of 502 transactions (page 1 of 11)
Version: v26.7.3