SPPAM
BLLN

Summit Partners Public Asset Management’s BillionToOne Inc BLLN Stock Holding History

Summit Partners Public Asset Management’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
Q1 		– Sell
-19,783
Closed -$1.62M – 216
2025
Q4 		$1.62M Buy
+19,783
New +$2.01M 0.03% 120

Other funds holding BLLN

ASP
Adams Street Partners Chicago, Illinois $443M AUM 49.46% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
CVM
Civilization Ventures Management Belvedere Tiburon, California $8.68K AUM
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
NA
NVP Associates Menlo Park, California $328M AUM 166.51% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Summit Partners Public Asset Management's BLLN Position: Q1 2026 in Review

Summit Partners Public Asset Management sold out of BillionToOne Inc (BLLN) in Q1 2026, closing a stake of 19,783 shares — an estimated $1.62M sold.

Summit Partners Public Asset Management first reported a position in BLLN in Q4 2025 and held it in 1 quarter. The position peaked at $1.62M in Q4 2025. 91 funds tracked by Wall St. Rank hold BLLN as of Q1 2026.

  • Summit Partners Public Asset Management reported no remaining BillionToOne Inc position as of Q1 2026 after selling out during the quarter.
  • Summit Partners Public Asset Management sold 19,783 BillionToOne Inc shares in Q1 2026, an estimated $1.62M.
  • Summit Partners Public Asset Management first reported a position in BillionToOne Inc in Q4 2025 and held it in 1 quarter.
  • Summit Partners Public Asset Management's BillionToOne Inc position peaked at $1.62M in Q4 2025.
  • 91 funds tracked by Wall St. Rank held BillionToOne Inc as of Q1 2026.

Based on Summit Partners Public Asset Management's 13F filing for Q1 2026, filed 15 May 2026.