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The company

BillionToOne, Inc.

BLLN · Nasdaq

Health CareDiagnostics & LabsJust started moving

BLLN stood above a rising 150-day average in 11 of the last 14 weekly readings, including each of the last 1 week. It is 1.4% above that average now. Diagnostics & Labs: 50% of its 44 stocks in an uptrend (+2 points in four weeks); Health Care: 26% (−10 points in four weeks).

Statistics

Rotation
Just started moving
Weeks in an uptrend
1 in a row
Industry in uptrend
50% +2 in 4 wk
Insider buys, 12 months
$3.2M
Insider sales, 12 months
$97.3M
Officials’ trades on record
0
Institutions holding
150 (+63)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 11 of 14 weeks.

20 Apr – 19 Oct
18%36%53%Apr 26Jun 26Jul 26Sep 26Oct 26

Diagnostics & Labs: About half its stocks are in an uptrend and the share has held steady. Health Care: A minority of its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026
−$25.1M$0Nov 24May 25Nov 25Apr 26Oct 26

Open-market buys above the line and sales below, in dollars.

Congress and officials

No member of Congress or official has disclosed a trade in it.

Insiders

Buy orders, 12 months6
Sale orders, 12 months36
Buyers · sellers6 · 6
WhoDidSharesTraded
Oguzhan AtayChairman and CEOsold900at $98.4315 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold1,861at $99.8415 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold1,276at $100.6015 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold980at $101.7915 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold133at $102.7815 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold3,083at $98.3214 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold100at $99.0014 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold2,667at $98.0014 Oct 2026filed 16 Oct 2026
Oguzhan AtayChairman and CEOsold1,961at $91.5712 Oct 2026filed 14 Oct 2026
Oguzhan AtayChairman and CEOsold2,553at $93.0512 Oct 2026filed 14 Oct 2026
Oguzhan AtayChairman and CEOsold6,763at $93.6512 Oct 2026filed 14 Oct 2026
Oguzhan AtayChairman and CEOsold3,869at $94.6112 Oct 2026filed 14 Oct 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders150+63 on the quarter
New · exited74 · 11
Reported value$1.7B

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

ManagerSharesChange
ADAMS STREET PARTNERS LLCunchanged · filed 14 Aug 20261,711,430$205.3M00.0%
BAILLIE GIFFORD & COreduced · filed 6 Aug 2026901,420$108.2M-358,573−28.5%
VANGUARD PORTFOLIO MANAGEMENT LLCadded · filed 13 Aug 2026840,970$100.9M+689,757+456.1%
Invesco Ltd.added · filed 14 Aug 2026835,614$100.3M+429,102+105.6%
VANGUARD CAPITAL MANAGEMENT LLCadded · filed 13 Aug 2026799,468$95.9M+617,005+338.2%
NEUBERGER BERMAN GROUP LLCadded · filed 13 Aug 2026764,215$91.7M+55,001+7.8%
BAMCO INCadded · filed 14 Aug 2026742,093$89.0M+608+0.1%
WASATCH ADVISORS LPadded · filed 10 Jul 2026518,084$62.2M+148,446+40.2%
MILLENNIUM MANAGEMENT LLCnew · filed 14 Aug 2026425,032$51.0M+425,032
FULLER & THALER ASSET MANAGEMENT, INC.new · filed 12 Aug 2026418,565$50.2M+418,565
31 Dec 2025 – 30 Jun 2026
87118148Dec 25Mar 26Jun 26

News

No headline names it lately.

Everyone who traded it

Oguzhan Atay Company insiderChairman and CEO · last 15 Oct 20260 · 10
Thomas P. Lynch Company insiderOfficer · last 13 Oct 20261 · 2
David Tsao Company insiderChief Technology Officer · last 5 Oct 20261 · 7
John Roderick ten Bosch Company insiderSVP of Laboratory Operations · last 5 Oct 20261 · 9
Shan Riku Sakakibara Company insiderChief Product Officer · last 10 Sep 20260 · 4
Krishna Kittu Kolluri Company insiderDirector · last 26 Aug 20260 · 0
Nancy JoAnn Johnson Company insiderOfficer · last 16 Jul 20261 · 4
Akshay Rai Company insiderDirector · last 10 Jun 20261 · 0
Anthony Pagano Company insiderDirector · last 10 Jun 20260 · 0
Firat Ileri Company insiderDirector, 10% owner · last 10 Jun 20260 · 0
Thomas S. Bremner Company insiderDirector · last 10 Jun 20261 · 0
Neotribe Associates I, L.p. Company insider10% owner · last 9 Jun 20260 · 0

Same industry

CDNA CareDxLeading+90%
NTRA NateraLeading+47%
XGN ExagenLeading+42%
PSNL PersonalisLeading+36%
BDSX BiodesixLeading+17%

Distance from each stock’s own 150-day average.

Government contracts

No federal award is tied to it.

From its SEC filings

Profit per saleFY 2025 · to 31 Dec 202568.3%
Operating profit marginFY 2025 · to 31 Dec 20255.3%
Free cash flow marginFY 2025 · to 31 Dec 20255.2%
Return on capital employedFY 2025 · to 31 Dec 20252.7%
Cash conversionFY 2025 · to 31 Dec 2025330%
Debt to equityFY 2025 · to 31 Dec 20250.12×
Research spendFY 2025 · to 31 Dec 202516.2%
Revenue growthFY 2025 · to 31 Dec 2024113%
Share count trendFY 2025 · to 31 Dec 20243.0%
Cash and equivalentsFY 2025 · to 31 Dec 2025$496.0M
Free cash flowFY 2025 · to 31 Dec 2025$15.7M

Analyst forecasts

No analyst forecasts yet.