GI
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GAMMA Investing’s MarketAxess Holdings MKTX Stock Holding History

GAMMA Investing’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 		$133K Sell
1,171
-273
-19% -$38.9K ﹤0.01% 1594
2026
Q1 		$238K Buy
1,444
+22
+2% +$3.85K 0.01% 989
2025
Q4 		$258K Buy
1,422
+326
+30% +$55.6K 0.01% 869
2025
Q3 		$191K Sell
1,096
-889
-45% -$174K 0.01% 1010
2025
Q2 		$443K Buy
1,985
+1,137
+134% +$250K 0.03% 527
2025
Q1 		$183K Buy
848
+144
+20% +$30.2K 0.01% 809
2024
Q4 		$159K Buy
704
+202
+40% +$53.2K 0.01% 809
2024
Q3 		$129K Buy
502
+282
+128% +$66.1K 0.01% 843
2024
Q2 		$44.1K Buy
220
+37
+20% +$7.63K 0.01% 1285
2024
Q1 		$40.1K Sell
183
-70
-28% -$16.5K 0.01% 1184
2023
Q4 		$57.1K Buy
+253
New +$61.2K 0.02% 816

Other funds holding MKTX

AOWM
Alpha Omega Wealth Management Richmond, Virginia $657M AUM 22.33% 1-Year Est. Return
YIH
Y-Intercept (HK) Hong Kong $5.05B AUM 17.89% 1-Year Est. Return
FAMI
Fideuram Asset Management (Ireland) Dublin 1 $5.26B AUM
Wealth Enhancement Advisory Services
Wealth Enhancement Advisory Services Plymouth, Minnesota $59.8B AUM 29.42% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return
HPCM
Hunter Perkins Capital Management Lombard, Illinois $446M AUM 25.88% 1-Year Est. Return
PFSRSONJ
Police & Firemen's Retirement System of New Jersey Trenton, New Jersey $13.3B AUM 45.46% 1-Year Est. Return
LSERS
Louisiana State Employees Retirement System Baton Rouge, Louisiana $6.74B AUM 53.06% 1-Year Est. Return
Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
ETC
Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return

GAMMA Investing's MKTX Position: Q2 2026 in Review

GAMMA Investing reduced its MarketAxess Holdings (MKTX) stake by 19% in Q2 2026, selling an estimated $38.9K and leaving 1,171 shares worth $133K. The position accounts for ﹤0.01% of the portfolio, ranked #1594.

GAMMA Investing first reported a position in MKTX in Q4 2023 and has held it in 11 quarters since. The position peaked at $443K in Q2 2025. 50 funds tracked by Wall St. Rank hold MKTX as of Q2 2026.

  • GAMMA Investing held 1,171 shares of MarketAxess Holdings worth $133K as of Q2 2026.
  • GAMMA Investing sold 273 MarketAxess Holdings shares in Q2 2026, an estimated $38.9K.
  • MarketAxess Holdings made up ﹤0.01% of GAMMA Investing's portfolio in Q2 2026, its #1594 holding.
  • GAMMA Investing first reported a position in MarketAxess Holdings in Q4 2023 and has held it in 11 quarters since.
  • GAMMA Investing's MarketAxess Holdings position peaked at $443K in Q2 2025.
  • 50 funds tracked by Wall St. Rank held MarketAxess Holdings as of Q2 2026.

Based on GAMMA Investing's 13F filing for Q2 2026, filed 7 Jul 2026.