MARKETAXESS HLDGS INC holding history
As of Nov. 6, 2026 (UTC)
| March 31, 2025 | 1,361,512 | $294,563,123 | 0.24% | Withheld — Comparison unavailable: Comparable change withheld pending corporate-action review | May 9, 2025 |
| June 30, 2025 | 1,339,292 | $299,117,476 | 0.24% | Withheld — Comparison unavailable: Comparable change withheld pending corporate-action review | Aug. 11, 2025 |
| Sept. 30, 2025 | 2,230,595 | $388,681,183 | 0.30% | Withheld — Comparison unavailable: Comparable change withheld pending corporate-action review | Nov. 12, 2025 |
| Dec. 31, 2025 | 3,175,425 | $575,545,786 | 0.44% | Withheld — Comparison unavailable: Comparable change withheld pending corporate-action review | Feb. 11, 2026 |
| March 31, 2026 | 3,347,125 | $552,208,683 | 0.43% | Withheld — Comparison unavailable: Comparable change withheld pending corporate-action review | May 11, 2026 |
| June 30, 2026 | 3,504,905 | $397,771,671 | 0.24% | Withheld — Comparison unavailable: Comparable change withheld pending corporate-action review | Aug. 14, 2026 |
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Schedule 13G disclosures
MARKETAXESS HOLDINGS INC · SC 13G/A · Event June 30, 2026 · Filed Aug. 6, 2026
| Reporting person | Reported shares | % of security class | Group box |
|---|---|---|---|
| PRIMECAP MANAGEMENT CO/CA/ | 3,504,905 | 9.86% | Unavailable |
About reported holdings
13F reports quarter-end securities, excluding cash and shorts. Position changes do not establish trades, motives or returns; portfolio weights use disclosed 13F value.