InsidersTradesSigma
Track the BillionToOne, Inc. share price and the full management transaction log of the company, a listed issuer based in United States. Shares are quoted on the US market, under the authority of SEC (Form 4). Market capitalisation: €4.5bn. The latest transaction was filed on 28 August 2026 (J). Among the most active insiders: Atay Oguzhan. Every trade is openly available.
BillionToOne, Inc. has reported a total of 220 insider trading declarations in the last 90 days, with total sales amounting to approximately 49.64 million euros and no reported purchases. The top insider is Atay Oguzhan, Chairman and CEO, with 88 declarations totaling about 30.03 million euros. Other notable insiders include Tsao David, Chief Technology Officer, with 37 declarations totaling approximately 9.37 million euros, and Johnson Nancy JoAnn, with 16 declarations totaling around 4.57 million euros. Significant recent sales by Atay Oguzhan include a proposed sale on August 3, 2026, for approximately 3.89 million euros, and several other sales throughout June and July 2026, with amounts ranging from about 1.37 million euros to 2.75 million euros. Tsao David and Johnson Nancy JoAnn also reported sales in June and July 2026.
Auto-generated summary, refreshed daily.Updated 2d ago
320
Insider Decl.
n/a
Thresholds
€2m
7 ops.
Buy Volume
€20m
119 ops.
Sell Volume
Analyst consensus: bullish or bearish?
Analysts rate BillionToOne, Inc. Buy (bullish), based on 7 analysts. Average price target: US$119.71.
19Σ signal
This score ranks the purchase within its own market. No market currently meets the historical allocation criteria, so signals remain watch-only. Not investment advice.
Fundamental score
Ranked 18,719 of 29,053 companies
42.7
score / 100
Value37
Quality49
FCF yld0.4%
Earn yld0.1%
EV/EBITDA·
ROE11%
Gross mgn68%
Net mgn1.0%
Debt/EBITDA5.5x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Sigma AI Analysis
Fundamental view, insider signal, bull and bear case, synthesis.
AI analysis generation is paused.
Last declaration on 28 August 2026
Declarations320 total
129,780 shares0Class A Common StockSEC:0001104659-26-103217:0
7,980 shares0Class A Common StockSEC:0001104659-26-103217:1
7,980 shares0Class A Common StockSEC:0001104659-26-103217:2
24,222 shares0Class A Common StockSEC:0001104659-26-103217:3
2,405 shares0Class A Common StockSEC:0001104659-26-103217:4
2,405 shares0Class A Common StockSEC:0001104659-26-103217:5
271,028 shares0Class A Common StockSEC:0001104659-26-103217:6
38,106 shares0Class A Common StockSEC:0001104659-26-103217:7
38,106 shares0Class A Common StockSEC:0001104659-26-103217:8
10,921 shares0Class A Common StockSEC:0001104659-26-103217:9
719 shares0Class A Common StockSEC:0001104659-26-103217:10
719 shares0Class A Common StockSEC:0001104659-26-103217:11
5,761 shares0Class A Common StockSEC:0001104659-26-103217:12
1,666 shares0Class A Common StockSEC:0001104659-26-103217:13
15,244 shares0Class A Common StockSEC:0001104659-26-103217:14
5,644 shares0Class A Common StockSEC:0001104659-26-103217:15
10,000 shares@ US$2.800.0006% mcap0.3% of flowClass A Common StockSEC:0002087127-26-000006:0
1,417 shares@ US$100.00Class A Common StockSEC:0002087126-26-000009:0
10,000 shares@ US$100.00Class A Common StockSEC:0002087127-26-000006:1
1,417 shares@ US$100.000.0031% mcap9.7% of flowClass ASEC144:0001959173-26-006440
10,000 shares@ US$100.000.022% mcap12.5% of flowClass ASEC144:0001959173-26-006444
10,000 shares@ US$92.860.020% mcap11.8% of flowClass A Common StockSEC:0002070849-26-000058:1
1,417 shares@ US$92.860.0028% mcap9.1% of flowClass A Common StockSEC:0002070849-26-000062:0
10,000 shares@ US$2.800.0006% mcap0.4% of flowClass A Common StockSEC:0002070849-26-000058:0
10,000 shares@ US$92.860.020% mcap13.4% of flowClass ASEC144:0001959173-26-005805
25 of 320 declarations
About BillionToOne, Inc.
BillionToOne, Inc. is a company focused on developing molecular diagnostic technologies. It specializes in innovative solutions for the early detection of genetic diseases.