OF
MKTX icon

Optimize Financial’s MarketAxess Holdings MKTX Stock Holding History

Optimize 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 		$290K Hold
2,559
– – 0.1% 254
2026
Q1 		$422K Buy
+2,559
New +$448K 0.21% 179
2025
Q3 		– Sell
-1,900
Closed -$424K – 394
2025
Q2 		$424K Sell
1,900
-12
-0.6% -$2.64K 0.26% 104
2025
Q1 		$414K Buy
1,912
+664
+53% +$139K 0.16% 101
2024
Q4 		$282K Buy
+1,248
New +$329K 0.21% 144

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

Optimize Financial's MKTX Position: Q2 2026 in Review

Optimize Financial held its MarketAxess Holdings (MKTX) position steady in Q2 2026 at 2,559 shares worth $290K. The position accounts for 0.1% of the portfolio, ranked #254.

Optimize Financial first reported a position in MKTX in Q4 2024 and has held it in 5 quarters since. The position peaked at $424K in Q2 2025. 396 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • Optimize Financial held 2,559 shares of MarketAxess Holdings worth $290K as of Q2 2026.
  • Optimize Financial left its MarketAxess Holdings share count unchanged in Q2 2026.
  • MarketAxess Holdings made up 0.1% of Optimize Financial's portfolio in Q2 2026, its #254 holding.
  • Optimize Financial first reported a position in MarketAxess Holdings in Q4 2024 and has held it in 5 quarters since.
  • Optimize Financial's MarketAxess Holdings position peaked at $424K in Q2 2025.
  • 396 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on Optimize Financial's 13F filing for Q2 2026, filed 27 Aug 2026.