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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
(743)
All (743)
Buys (15)
Sells (728)
Company
Insider
Title
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Date (newest)
Total Value
% of Holdings
Company Name
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BillionToOne, Inc.
(BLLN)
Tsao David
— Director
Jul 13, 2026
Sale
Shares
2,274
Price
$123.71
Total Value
$281.31K
Shares Held After
7,588
% of Holdings
23.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Tsao David
— Director
Jul 13, 2026
Sale
Shares
1,138
Price
$122.84
Total Value
$139.80K
Shares Held After
9,862
% of Holdings
10.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Tsao David
— Director
Jul 13, 2026
Sale
Shares
821
Price
$126.89
Total Value
$104.18K
Shares Held After
11,000
% of Holdings
6.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Tsao David
— Director
Jul 13, 2026
Sale
Shares
3,185
Price
$125.85
Total Value
$400.82K
Shares Held After
11,821
% of Holdings
21.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Tsao David
— Director
Jul 13, 2026
Sale
Shares
2,415
Price
$124.90
Total Value
$301.63K
Shares Held After
15,006
% of Holdings
13.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Tsao David
— Director
Jul 13, 2026
Sale
Shares
2,477
Price
$123.84
Total Value
$306.76K
Shares Held After
17,421
% of Holdings
12.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Tsao David
— Director
Jul 13, 2026
Sale
Shares
1,102
Price
$122.90
Total Value
$135.44K
Shares Held After
19,898
% of Holdings
5.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
ten Bosch John Roderick
— SVP of Laboratory Operations
Jul 13, 2026
Sale
Shares
1,417
Price
$125.46
Total Value
$177.78K
Shares Held After
29,301
% of Holdings
4.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
ten Bosch John Roderick
— SVP of Laboratory Operations
Jul 13, 2026
Sale
Shares
1,417
Price
$125.46
Total Value
$177.78K
Shares Held After
30,718
% of Holdings
4.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
ten Bosch John Roderick
— SVP of Laboratory Operations
Jul 13, 2026
Sale
Shares
1,417
Price
$125.46
Total Value
$177.78K
Shares Held After
32,135
% of Holdings
4.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 9, 2026
Sale
Shares
352
Price
$128.23
Total Value
$45.14K
Shares Held After
0
% of Holdings
100.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 9, 2026
Sale
Shares
2,657
Price
$127.44
Total Value
$338.60K
Shares Held After
352
% of Holdings
88.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 9, 2026
Sale
Shares
2,002
Price
$126.48
Total Value
$253.22K
Shares Held After
3,009
% of Holdings
40.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 9, 2026
Sale
Shares
7,489
Price
$125.43
Total Value
$939.32K
Shares Held After
5,011
% of Holdings
59.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Sakakibara Shan Riku
— Chief Product Officer
Jul 9, 2026
Sale
Shares
1,354
Price
$125.00
Total Value
$169.25K
Shares Held After
204,000
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Sakakibara Shan Riku
— Chief Product Officer
Jul 9, 2026
Sale
Shares
1,355
Price
$125.00
Total Value
$169.38K
Shares Held After
205,354
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Sakakibara Shan Riku
— Chief Product Officer
Jul 9, 2026
Sale
Shares
1,117
Price
$125.00
Total Value
$139.62K
Shares Held After
206,709
% of Holdings
0.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Sakakibara Shan Riku
— Chief Product Officer
Jul 9, 2026
Sale
Shares
174
Price
$125.00
Total Value
$21.75K
Shares Held After
207,826
% of Holdings
0.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Sakakibara Shan Riku
— Chief Product Officer
Jul 9, 2026
Sale
Shares
4,000
Price
$125.00
Total Value
$500.00K
Shares Held After
208,000
% of Holdings
1.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Twist Bioscience Corp
(TWST)
Laponis Adam
— Chief Financial Officer
Jul 9, 2026
Sale
Shares
2,399
Price
$94.33
Total Value
$226.31K
Shares Held After
110,276
% of Holdings
2.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Personalis, Inc.
(PSNL)
Hall Christopher M
— Director
Jul 9, 2026
Sale
Shares
100,000
Price
$15.08
Total Value
$1.51M
Shares Held After
235,986
% of Holdings
29.8%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
Natera, Inc.
(NTRA)
Rabinowitz Matthew
— Director
Jul 6, 2026
Sale
Shares
1,000
Price
$280.00
Total Value
$280.00K
Shares Held After
4,000
% of Holdings
20.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
50
Price
$124.74
Total Value
$6.24K
Shares Held After
175,000
% of Holdings
0.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,221
Price
$124.04
Total Value
$151.46K
Shares Held After
175,050
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
2,324
Price
$123.25
Total Value
$286.43K
Shares Held After
176,271
% of Holdings
1.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
586
Price
$122.08
Total Value
$71.54K
Shares Held After
178,595
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
444
Price
$120.69
Total Value
$53.59K
Shares Held After
179,181
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
591
Price
$119.67
Total Value
$70.73K
Shares Held After
179,625
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,034
Price
$118.81
Total Value
$122.85K
Shares Held After
180,216
% of Holdings
0.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
50
Price
$124.74
Total Value
$6.24K
Shares Held After
181,250
% of Holdings
0.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,221
Price
$124.04
Total Value
$151.46K
Shares Held After
181,300
% of Holdings
0.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
2,323
Price
$123.25
Total Value
$286.30K
Shares Held After
182,521
% of Holdings
1.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
587
Price
$122.08
Total Value
$71.66K
Shares Held After
184,844
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
444
Price
$120.69
Total Value
$53.59K
Shares Held After
185,431
% of Holdings
0.2%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
591
Price
$119.67
Total Value
$70.73K
Shares Held After
185,875
% of Holdings
0.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,034
Price
$118.81
Total Value
$122.85K
Shares Held After
186,466
% of Holdings
0.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
194
Price
$124.61
Total Value
$24.18K
Shares Held After
0
% of Holdings
100.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,642
Price
$123.81
Total Value
$203.29K
Shares Held After
194
% of Holdings
89.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,945
Price
$123.07
Total Value
$239.37K
Shares Held After
1,836
% of Holdings
51.4%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
349
Price
$121.84
Total Value
$42.52K
Shares Held After
3,781
% of Holdings
8.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
570
Price
$120.66
Total Value
$68.78K
Shares Held After
4,130
% of Holdings
12.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,138
Price
$119.36
Total Value
$135.84K
Shares Held After
4,700
% of Holdings
19.5%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
412
Price
$118.49
Total Value
$48.82K
Shares Held After
5,838
% of Holdings
6.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
622
Price
$124.61
Total Value
$77.51K
Shares Held After
6,250
% of Holdings
9.1%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
5,253
Price
$123.81
Total Value
$650.37K
Shares Held After
6,872
% of Holdings
43.3%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
6,223
Price
$123.07
Total Value
$765.87K
Shares Held After
12,125
% of Holdings
33.9%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,115
Price
$121.84
Total Value
$135.85K
Shares Held After
18,348
% of Holdings
5.7%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,828
Price
$120.66
Total Value
$220.57K
Shares Held After
19,463
% of Holdings
8.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
3,639
Price
$119.36
Total Value
$434.37K
Shares Held After
21,291
% of Holdings
14.6%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
BillionToOne, Inc.
(BLLN)
Atay Oguzhan
— Director
Jul 6, 2026
Sale
Shares
1,320
Price
$118.49
Total Value
$156.40K
Shares Held After
24,930
% of Holdings
5.0%
View Filing
📈 Chart on TradingView
💰 Financials on Finviz
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Version: v26.10.0