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BillionToOne, Inc.

BLLN
Exchange
Nasdaq
Industry
Services-Medical Laboratories
SEC CIK
0002070849

In the last 90 days, BillionToOne, Inc. insiders filed 0 open-market purchases and 22 sales; 155 institutions reported holding it in 13F filings for Q2 2026, worth $1.82B in total; no superinvestor holds it.

Q2 2026 vs. Q1 2026

How the institutions holding BillionToOne, Inc. changed between Q1 2026 and Q2 2026.

All holders in Q2 2026All holders in Q1 2026

13F holders of BLLN: Q1 2026 compared with Q2 2026
MeasureQ1 2026Q2 2026Change
Holders90155+65
Shares11.3M15.3M+3.94M (+34.7%)
Value$875.1M$1.82B+$947.5M (+108.3%)

New holders (76)

Institutions that held BillionToOne, Inc. at the end of Q2 2026 but not at the end of Q1 2026.

Institutions new to BLLN in Q2 2026
InstitutionSharesValue% of portfolio
Millennium Management LLC425,032$51.0M0.03%
Fuller & Thaler Asset Management, Inc.418,565$50.2M0.14%
Oberweis Asset Management Inc299,030$35.9M0.74%
Voloridge Investment Management, LLC117,063$14.0M0.06%
Fred Alger Management, LLC114,123$13.7M0.05%
T. Rowe Price Investment Management, Inc.92,957$11.2M0.01%
Healthcare of Ontario Pension Plan Trust Fund83,300$9.99M0.01%
HRT Financial LP80,709$9.68M0.02%
Greenwich Wealth Management LLC71,625$8.59M0.31%
Verition Fund Management LLC57,000$6.84M0.05%
Jump Financial, LLC46,300$5.56M0.05%
Marshall Wace, LLP44,662$5.36M0.00%
Fox Hill Wealth Management43,724$5.25M2.10%
Weiss Asset Management LP43,057$5.17M0.06%
Regents of the University of California40,863$4.90M0.11%
Trexquant Investment LP28,105$3.37M0.02%
OpenArc Corporate Advisory, LLC24,482$2.94M0.03%
Tudor Investment Corp Et Al21,517$2.58M0.01%
Mirae Asset Global ETFs Holdings Ltd.21,391$2.57M0.00%
One Wealth Advisors, LLC19,942$2.39M0.26%
First Trust Advisors LP17,498$2.10M0.00%
Polen Capital Management LLC16,975$2.04M0.02%
Citadel Advisors LLC15,155$1.82M0.00%
Vontobel Holding Ltd.15,123$1.81M0.01%
Scientech Research LLC14,490$1.74M1.41%
Sierra Summit Advisors LLC11,911$1.43M0.16%
Caerus Investment Advisors, LLC11,453$1.37M0.46%
Cresset Asset Management, LLC9,129$1.10M0.00%
Change Path, LLC7,974$956.7K0.02%
Blair William & Co6,978$837.2K0.00%
LPL Financial LLC6,795$815.3K0.00%
Entropy Technologies, LP6,700$803.9K0.03%
Gsa Capital Partners LLP6,203$744.0K0.05%
Two Sigma Securities, LLC5,992$718.9K0.06%
Camden Capital, LLC5,342$641.0K0.03%
Jasper Ridge Partners, L.P.5,127$615.1K0.01%
MIC Capital Management UK LLP4,892$586.9K0.15%
SummitTX Capital, L.P.4,415$529.7K0.01%
Lavelle Capital LP4,086$490.2K0.25%
Quadrature Capital Ltd3,973$476.7K0.00%
Yorktown Management & Research Co Inc3,450$413.9K0.25%
Greenup Street Wealth Management LLC3,391$406.9K0.05%
First Manhattan Co3,362$403.4K0.00%
Canada Pension Plan Investment Board3,300$395.9K0.00%
Envestnet Asset Management Inc3,252$390.2K0.00%
Harbour Capital Advisors, LLC2,850$361.3K0.07%
Cerity Partners LLC3,000$359.9K0.00%
Vident Advisory, LLC2,980$357.5K0.00%
Virtu Financial LLC2,833$340.0K0.01%
The PNC Financial Services Group, Inc.2,554$306.4K0.00%
Moneta Group Investment Advisors LLC2,446$293.5K0.00%
Raymond James Financial Inc2,434$292.0K0.00%
Edmond de Rothschild Holding S.A.2,405$288.6K0.00%
DSM Capital Partners LLC2,229$267.4K0.00%
Thrive Wealth Management, LLC2,000$240.0K0.03%
Genesis Financial Group, LLC2,000$240.0K0.16%
Occudo Quantitative Strategies LP1,980$237.6K0.01%
Bank of New York Mellon Corp1,932$231.8K0.00%
Caitong International Asset Management Co., Ltd1,910$229.2K0.03%
Victory Capital Management Inc1,907$228.8K0.00%
ExodusPoint Capital Management, LP1,838$220.5K0.00%
Gotham Asset Management, LLC1,782$213.8K0.00%
Freestone Grove Partners LP1,533$183.9K0.00%
NBC Securities, Inc.563$67.5K0.00%
Toth Financial Advisory Corp500$60.0K0.01%
Rockefeller Capital Management L.P.282$33.8K0.00%
Los Angeles Capital Management LLC259$31.1K0.00%
Forum Finance Group S.A.300$29.0K0.01%
Tower Research Capital LLC (TRC)221$26.5K0.00%
Parallel Advisors, LLC150$18.0K0.00%
Peterson Wealth Management47$5.64K0.00%
Wolff Wiese Magana LLC40$4.80K0.00%
Bare Financial Services, Inc12$1.44K0.00%
Fortitude Family Office, LLC9$1.08K0.00%
FMR LLC7$8400.00%
Quarry LP1$1200.00%

Sold out (11)

Institutions that held BillionToOne, Inc. at the end of Q1 2026 and filed for Q2 2026 without it.

Institutions that sold out of BLLN in Q2 2026
InstitutionShares, Q1 2026Value, Q1 2026
NVP Associates, LLC513,330$40.5M
Capital International Investors178,000$14.1M
PFM Health Sciences, LP88,069$6.95M
Deep Track Capital, LP50,000$3.95M
Public Employees Retirement System of Ohio19,499$1.54M
Soros Fund Management LLCSuperinvestorSoros Fund Management14,500$1.14M
Nomura Holdings Inc8,600$678.9K
Brevan Howard Capital Management LP7,716$609.1K
Alyeska Investment Group, L.P.7,000$552.6K
Walleye Capital LLC5,956$470.2K
MYDA Advisors LLC4,000$315.8K