MTRX
MATRIX SERVICE COData as of 2026 Q2 (06-30) · 13F snapshot
Summary
MATRIX SERVICE CO (MTRX) is held as common stock by 4 tracked hedge-fund managers, with a combined reported value of ~$12.34M; the largest are Ken Griffin, Renaissance Technologies, Izzy Englander. 1 tracked manager also disclosed PUT or CALL positions, reported separately below. This quarter: 2 added, 2 trimmed. Data as of 2026 Q2, from public SEC 13F filings, delayed up to ~45 days.
Attention · MediumThis quarter · Mixed
Common-stock holders41 also report options
Congress trades0
Price$9.63vs quarter-end-29.71%
Sectors0
This quarter's moves
Top holderNew0
Added2
Trimmed / sold2
Ken GriffinCommon-stock positions
PUT and CALL disclosures are excluded from these holder counts and values.
| Investor | Value | % of portfolio | Action |
|---|
PUT / CALL disclosures
Reported separately: 13F option values are not common-stock ownership and do not reveal the full strategy or economic exposure.
Value $395.9K— of portfolio28,9002026 Q2
| Investor | Value | % of portfolio | Action |
|---|---|---|---|
| Ken GriffinCALL | $395.9K | — | — |
ARK ETF holdings
Cathie Wood · dailyARK total shares held · drag to inspect
2026-09-29holds 76,131
- IZRLweight in fund1.89%$2.49M
ARK publishes full ETF holdings daily (SEC Rule 6c-11). Line shows ARK's total shares held over time (not price); markers are buy/sell days. Derived from public CSVs — research only, not investment advice.
Public SEC 13F filings may appear up to 45 days after quarter-end; STOCK Act / OGE trade filings are generally due within 45 days but may be late. Partial data only — research, not investment advice.