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Rossby Financial’s MarketAxess Holdings MKTX Stock Holding History

Rossby Financial’s Portfolio MKTX Stock Details MKTX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.7K Hold
15
– – ﹤0.01% 1778
2026
Q1 		$2.48K Buy
15
+9
+150% +$1.58K ﹤0.01% 1750
2025
Q4 		$1.09K Sell
6
-1
-14% -$171 ﹤0.01% 1505
2025
Q3 		$1.2K Buy
+7
New +$1.37K ﹤0.01% 1250

Other funds holding MKTX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
NRCM
North Reef Capital Management Laguna Beach, California $2.61B AUM 11.5% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $150B AUM 40.08% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Rossby Financial's MKTX Position: Q2 2026 in Review

Rossby Financial held its MarketAxess Holdings (MKTX) position steady in Q2 2026 at 15 shares worth $1.7K. The position accounts for ﹤0.01% of the portfolio, ranked #1778.

Rossby Financial first reported a position in MKTX in Q3 2025 and has held it in 4 quarters since. The position peaked at $2.48K in Q1 2026. 396 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • Rossby Financial held 15 shares of MarketAxess Holdings worth $1.7K as of Q2 2026.
  • Rossby Financial left its MarketAxess Holdings share count unchanged in Q2 2026.
  • MarketAxess Holdings made up ﹤0.01% of Rossby Financial's portfolio in Q2 2026, its #1778 holding.
  • Rossby Financial first reported a position in MarketAxess Holdings in Q3 2025 and has held it in 4 quarters since.
  • Rossby Financial's MarketAxess Holdings position peaked at $2.48K in Q1 2026.
  • 396 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

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