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NIA Impact Advisors’s MarketAxess Holdings MKTX Stock Holding History

NIA Impact Advisors’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
Q1 		– Sell
-2,665
Closed -$483K – 101
2025
Q4 		$483K Sell
2,665
-775
-23% -$132K 0.16% 76
2025
Q3 		$599K Hold
3,440
– – 0.19% 75
2025
Q2 		$768K Hold
3,440
– – 0.27% 69
2025
Q1 		$744K Sell
3,440
-130
-4% -$27.3K 0.28% 72
2024
Q4 		$807K Buy
3,570
+25
+0.7% +$6.58K 0.26% 74
2024
Q3 		$908K Sell
3,545
-520
-13% -$122K 0.3% 68
2024
Q2 		$815K Buy
4,065
+161
+4% +$33.2K 0.29% 69
2024
Q1 		$856K Buy
+3,904
New +$922K 0.34% 65

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
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
NRCM
North Reef Capital Management Laguna Beach, California $2.61B AUM 11.5% 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
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return

NIA Impact Advisors's MKTX Position: Q1 2026 in Review

NIA Impact Advisors sold out of MarketAxess Holdings (MKTX) in Q1 2026, closing a stake of 2,665 shares — an estimated $483K sold.

NIA Impact Advisors first reported a position in MKTX in Q1 2024 and held it in 8 quarters. The position peaked at $908K in Q3 2024. 452 funds tracked by Wall St. Rank hold MKTX as of Q1 2026.

  • NIA Impact Advisors reported no remaining MarketAxess Holdings position as of Q1 2026 after selling out during the quarter.
  • NIA Impact Advisors sold 2,665 MarketAxess Holdings shares in Q1 2026, an estimated $483K.
  • NIA Impact Advisors first reported a position in MarketAxess Holdings in Q1 2024 and held it in 8 quarters.
  • NIA Impact Advisors's MarketAxess Holdings position peaked at $908K in Q3 2024.
  • 452 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q1 2026.

Based on NIA Impact Advisors's 13F filing for Q1 2026, filed 8 May 2026.