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Buy/Sell Ratio
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Last 30 Days
›
Medical - Diagnostics & Research Industry
Insider Buy/Sell Details for the Medical - Diagnostics & Research Industry — Last 30 Days
Extreme outlier transactions (>3σ) are excluded.
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Ratio
0.0:1
Daily Buy & Sell Volume
Log Scale
Transactions
(224)
All (224)
Buys (1)
Sells (223)
Company
Insider
Title
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Date (newest)
Total Value
% of Holdings
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Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 15, 2026
Sale
Shares
5,839
Price
$344.49
Total Value
$2.01M
Shares Held After
2,159,516
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 15, 2026
Sale
Shares
2,240
Price
$343.56
Total Value
$769.58K
Shares Held After
2,165,355
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 15, 2026
Sale
Shares
1,956
Price
$342.18
Total Value
$669.30K
Shares Held After
2,167,595
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 15, 2026
Sale
Shares
1,813
Price
$341.41
Total Value
$618.97K
Shares Held After
2,169,551
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 15, 2026
Sale
Shares
2,549
Price
$340.25
Total Value
$867.29K
Shares Held After
2,171,364
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 15, 2026
Sale
Shares
1,481
Price
$339.24
Total Value
$502.41K
Shares Held After
2,173,913
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
Juvenal Tobin W
— Chief Commercial Officer
Sep 15, 2026
Sale
Shares
3,294
Price
$35.14
Total Value
$115.76K
Shares Held After
58,584
% of Holdings
5.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
4,064
Price
$342.51
Total Value
$1.39M
Shares Held After
2,175,394
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
2,700
Price
$341.35
Total Value
$921.64K
Shares Held After
2,179,458
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
2,000
Price
$340.31
Total Value
$680.63K
Shares Held After
2,182,158
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
2,100
Price
$339.37
Total Value
$712.67K
Shares Held After
2,184,158
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
1,400
Price
$338.30
Total Value
$473.61K
Shares Held After
2,186,258
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
2,207
Price
$337.17
Total Value
$744.13K
Shares Held After
2,187,658
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
8,459
Price
$336.27
Total Value
$2.84M
Shares Held After
2,189,865
% of Holdings
0.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
3,754
Price
$335.18
Total Value
$1.26M
Shares Held After
2,198,324
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
2,818
Price
$334.24
Total Value
$941.88K
Shares Held After
2,202,078
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
2,246
Price
$333.07
Total Value
$748.07K
Shares Held After
2,204,896
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
1,000
Price
$332.02
Total Value
$332.02K
Shares Held After
2,207,142
% of Holdings
0.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
3,494
Price
$330.98
Total Value
$1.16M
Shares Held After
2,208,142
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
6,206
Price
$330.05
Total Value
$2.05M
Shares Held After
2,211,636
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
6,015
Price
$329.12
Total Value
$1.98M
Shares Held After
2,217,842
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 14, 2026
Sale
Shares
1,537
Price
$328.09
Total Value
$504.28K
Shares Held After
2,223,857
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
2,666
Price
$98.00
Total Value
$261.27K
Shares Held After
157,168
% of Holdings
1.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
2,666
Price
$98.00
Total Value
$261.27K
Shares Held After
159,834
% of Holdings
1.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
3,143
Price
$101.49
Total Value
$318.99K
Shares Held After
0
% of Holdings
100.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
2,010
Price
$100.78
Total Value
$202.56K
Shares Held After
3,143
% of Holdings
39.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
1,500
Price
$99.57
Total Value
$149.35K
Shares Held After
5,153
% of Holdings
22.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
1,680
Price
$98.64
Total Value
$165.71K
Shares Held After
6,653
% of Holdings
20.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
7,214
Price
$101.44
Total Value
$731.79K
Shares Held After
8,333
% of Holdings
46.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
2,531
Price
$100.58
Total Value
$254.57K
Shares Held After
15,547
% of Holdings
14.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
2,456
Price
$99.57
Total Value
$244.55K
Shares Held After
18,078
% of Holdings
12.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Sep 14, 2026
Sale
Shares
4,465
Price
$98.63
Total Value
$440.39K
Shares Held After
20,534
% of Holdings
17.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
Juvenal Tobin W
— Chief Commercial Officer
Sep 14, 2026
Sale
Shares
3,306
Price
$32.32
Total Value
$106.86K
Shares Held After
61,878
% of Holdings
5.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Sep 11, 2026
Sale
Shares
71
Price
$32.78
Total Value
$2.33K
Shares Held After
12,268
% of Holdings
0.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Sep 11, 2026
Sale
Shares
83
Price
$32.78
Total Value
$2.72K
Shares Held After
14,434
% of Holdings
0.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Sep 11, 2026
Sale
Shares
223
Price
$32.78
Total Value
$7.31K
Shares Held After
21,479
% of Holdings
1.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Sep 11, 2026
Sale
Shares
2,656
Price
$32.00
Total Value
$84.99K
Shares Held After
12,339
% of Holdings
17.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Sep 11, 2026
Sale
Shares
3,124
Price
$32.00
Total Value
$99.97K
Shares Held After
14,517
% of Holdings
17.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
CASTLE BIOSCIENCES INC
(CSTL)
MAETZOLD DEREK J
— Director
Sep 11, 2026
Sale
Shares
8,361
Price
$32.00
Total Value
$267.55K
Shares Held After
21,702
% of Holdings
27.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Guardant Health, Inc.
(GH)
Kalia Kumud
— Chief Information Officer
Sep 11, 2026
Sale
Shares
4,000
Price
$158.05
Total Value
$632.19K
Shares Held After
39,794
% of Holdings
9.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 11, 2026
Sale
Shares
1,300
Price
$329.62
Total Value
$428.51K
Shares Held After
2,225,394
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 11, 2026
Sale
Shares
15,764
Price
$328.95
Total Value
$5.19M
Shares Held After
2,226,694
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 11, 2026
Sale
Shares
17,933
Price
$327.97
Total Value
$5.88M
Shares Held After
2,242,458
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 11, 2026
Sale
Shares
10,556
Price
$327.14
Total Value
$3.45M
Shares Held After
2,260,391
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 11, 2026
Sale
Shares
3,647
Price
$326.11
Total Value
$1.19M
Shares Held After
2,270,947
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Sep 11, 2026
Sale
Shares
800
Price
$325.01
Total Value
$260.01K
Shares Held After
2,274,594
% of Holdings
0.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
SERA PROGNOSTICS, INC.
(SERA)
Lindgardt Zhenya
— Director
Sep 10, 2026
Sale
Shares
7,022
Price
$2.00
Total Value
$14.04K
Shares Held After
837,848
% of Holdings
0.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
SERA PROGNOSTICS, INC.
(SERA)
Jackson Benjamin
— General Counsel
Sep 10, 2026
Sale
Shares
2,190
Price
$2.00
Total Value
$4.38K
Shares Held After
159,566
% of Holdings
1.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
SERA PROGNOSTICS, INC.
(SERA)
Inglis Tiffany Eul Davis
— Chief Medical Officer
Sep 10, 2026
Sale
Shares
486
Price
$2.00
Total Value
$972.00
Shares Held After
91,589
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
SERA PROGNOSTICS, INC.
(SERA)
Anderson Dyaarl Lee Jr.
— Chief Commercial Officer
Sep 10, 2026
Sale
Shares
1,800
Price
$2.00
Total Value
$3.60K
Shares Held After
76,198
% of Holdings
2.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
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Version: v26.9.4