BG
BLLN

Bellevue Group’s BillionToOne Inc BLLN Stock Holding History

Bellevue Group’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 		$833K Sell
10,554
-35
-0.3% -$2.87K 0.02% 95
2025
Q4 		$867K Buy
+10,589
New +$1.07M 0.02% 114

Other funds holding BLLN

ASP
Adams Street Partners Chicago, Illinois $260M AUM 30.38% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 1-Year Est. Return
CVM
Civilization Ventures Management Belvedere Tiburon, California $87.9M AUM
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
NA
NVP Associates Menlo Park, California $176M AUM 208.78% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 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 $1.56T AUM 27.86% 1-Year Est. Return

Bellevue Group's BLLN Position: Q1 2026 in Review

Bellevue Group reduced its BillionToOne Inc (BLLN) stake by 0.33% in Q1 2026, selling an estimated $2.87K and leaving 10,554 shares worth $833K. The position accounts for 0.02% of the portfolio, ranked #95.

Bellevue Group first reported a position in BLLN in Q4 2025 and has held it in 2 quarters since. The position peaked at $867K in Q4 2025. 91 funds tracked by Wall St. Rank hold BLLN as of Q1 2026.

  • Bellevue Group held 10,554 shares of BillionToOne Inc worth $833K as of Q1 2026.
  • Bellevue Group sold 35 BillionToOne Inc shares in Q1 2026, an estimated $2.87K.
  • BillionToOne Inc made up 0.02% of Bellevue Group's portfolio in Q1 2026, its #95 holding.
  • Bellevue Group first reported a position in BillionToOne Inc in Q4 2025 and has held it in 2 quarters since.
  • Bellevue Group's BillionToOne Inc position peaked at $867K in Q4 2025.
  • 91 funds tracked by Wall St. Rank held BillionToOne Inc as of Q1 2026.

Based on Bellevue Group's 13F filing for Q1 2026, filed 15 May 2026.