MYDA Advisors’s BillionToOne Inc BLLN Stock Holding History

MYDA Advisors’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	–	Sell	-4,000	Closed	-$316K	–	249
2026 Q1	$316K	Sell	4,000 -36,200	-90%	-$2.96M	0.05%	134
2025 Q4	$3.29M	Buy	+40,200	New	+$4.08M	0.63%	39

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

MYDA Advisors's BLLN Position: Q2 2026 in Review

MYDA Advisors sold out of BillionToOne Inc (BLLN) in Q2 2026, closing a stake of 4,000 shares — an estimated $316K sold.

MYDA Advisors first reported a position in BLLN in Q4 2025 and held it in 2 quarters. The position peaked at $3.29M in Q4 2025. 157 funds tracked by Wall St. Rank hold BLLN as of Q2 2026.

MYDA Advisors reported no remaining BillionToOne Inc position as of Q2 2026 after selling out during the quarter.
MYDA Advisors sold 4,000 BillionToOne Inc shares in Q2 2026, an estimated $316K.
MYDA Advisors first reported a position in BillionToOne Inc in Q4 2025 and held it in 2 quarters.
MYDA Advisors's BillionToOne Inc position peaked at $3.29M in Q4 2025.
157 funds tracked by Wall St. Rank held BillionToOne Inc as of Q2 2026.

Based on MYDA Advisors's 13F filing for Q2 2026, filed 13 Aug 2026.