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Rossby Financial’s Bio-Rad Laboratories Class A BIO Stock Holding History

Rossby Financial’s Portfolio BIO Stock Details BIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-4
Closed -$1.11K – 2161
2026
Q1 		$1.11K Buy
+4
New +$1.15K ﹤0.01% 1964

Other funds holding BIO

First Eagle Investment Management
First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
EARNEST Partners
EARNEST Partners Atlanta, Georgia $27.7B AUM 52.44% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

Rossby Financial's BIO Position: Q2 2026 in Review

Rossby Financial sold out of Bio-Rad Laboratories Class A (BIO) in Q2 2026, closing a stake of 4 shares — an estimated $1.11K sold.

Rossby Financial first reported a position in BIO in Q1 2026 and held it in 1 quarter. The position peaked at $1.11K in Q1 2026. 399 funds tracked by Wall St. Rank hold BIO as of Q2 2026.

  • Rossby Financial reported no remaining Bio-Rad Laboratories Class A position as of Q2 2026 after selling out during the quarter.
  • Rossby Financial sold 4 Bio-Rad Laboratories Class A shares in Q2 2026, an estimated $1.11K.
  • Rossby Financial first reported a position in Bio-Rad Laboratories Class A in Q1 2026 and held it in 1 quarter.
  • Rossby Financial's Bio-Rad Laboratories Class A position peaked at $1.11K in Q1 2026.
  • 399 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q2 2026.

Based on Rossby Financial's 13F filing for Q2 2026, filed 4 Aug 2026.