F/M Investments’s BillionToOne Inc BLLN Stock Holding History

F/M Investments’s Portfolio BLLN Stock Details BLLN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$5.23M	Buy	43,600 +26,692	+158%	+$2.44M	0.27%	74
2026 Q1	$1.33M	Buy	+16,908	New	+$1.38M	0.09%	137

Other funds holding BLLN

ASP

Adams Street Partners Chicago, Illinois $443M AUM 49.46% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return

BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

F/M Investments's BLLN Position: Q2 2026 in Review

F/M Investments increased its BillionToOne Inc (BLLN) stake by 158% in Q2 2026, buying an estimated $2.44M and bringing the position to 43,600 shares worth $5.23M. The position accounts for 0.27% of the portfolio, ranked #74.

F/M Investments first reported a position in BLLN in Q1 2026 and has held it in 2 quarters since. 157 funds tracked by Wall St. Rank hold BLLN as of Q2 2026.

F/M Investments held 43,600 shares of BillionToOne Inc worth $5.23M as of Q2 2026.
F/M Investments bought 26,692 BillionToOne Inc shares in Q2 2026, an estimated $2.44M.
BillionToOne Inc made up 0.27% of F/M Investments's portfolio in Q2 2026, its #74 holding.
F/M Investments first reported a position in BillionToOne Inc in Q1 2026 and has held it in 2 quarters since.
157 funds tracked by Wall St. Rank held BillionToOne Inc as of Q2 2026.

Based on F/M Investments's 13F filing for Q2 2026, filed 5 Aug 2026.