BLLNBillionToOne, Inc.

$96.27

Who owns BLLN

88 institutions reported holding BLLN for 2026Q1, together 21% of the company, more than the 88 a quarter earlier.

88

Institutions reporting a position · as of 2026Q1 · up from 88 the quarter before

Shares held by institutions
11.3M

Shares held by institutions · 21% of the company · long US equity positions only, as reported on Form 13F

Reported value
$875M

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
10%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
2
New positions
25
Positions exited
28
Added to
31
Reduced
13
Top 10 holdersof the company
15%
Largest reported holders, 2026Q1
HolderShares% of companyValue
ADAMS STREET PARTNERS LLC1.7M3.2%$135M
BAILLIE GIFFORD & CO1.3M2.4%$99M
Civilization Ventures Management, LLC1.1M2.1%$87M
BAMCO INC /NY/0.7M1.4%$59M
PRICE T ROWE ASSOCIATES INC /MD/0.7M1.4%$58M
Neuberger Berman Group LLC0.7M1.3%$56M
NVP ASSOCIATES, LLC0.5M0.97%$41M
Invesco Ltd.0.4M0.77%$32M
WASATCH ADVISORS LP0.4M0.70%$29M
VANGUARD GROUP INC0.4M0.69%$29M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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