§ MACHINERY
USD · MachineryMEC
MAYVILLE ENGINEERING CO INC
USDSector · Machinery
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
100 increased/new, 41 decreased/exited (13F)
AC 13F Analysis
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| Allspring Global Investments Holdings, LLC | 2.0M | 0.1% | −3% |
| Dimensional Fund Advisors | 926K | 0.0% | +6% |
| BlackRock, Inc. | 882K | 0.0% | +2% |
| Portolan Capital Management, LLC | 821K | 0.8% | +60% |
| ROYCE & ASSOCIATES LP | 751K | 0.1% | +20% |
| EVR Research LP | 620K | 4.5% | +2% |
◇ AC INTELLIGENCE
Top institutional owners for MEC as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER24.4% · 0 holders
OTHER34.3% · 75 holders
QUALITY / COMPOUNDER21.1% · 10 holders
PASSIVE / INDEX6.4% · 7 holders
DEEP VALUE5.1% · 2 holders
DEALER / BANK4.3% · 18 holders
TACTICAL / MACRO2.2% · 2 holders
SYSTEMATIC / QUANT2.0% · 5 holders
INCOME / DEFENSIVE0.2% · 4 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for MEC in the last 180 days.