M-TRON INDUSTRIES INC MPTI
$91.02
-9.7% 52w: $38.68 – $100.75
Latest 13F among current holders filed 34 days ago (Jun 1, 2026)
Price — last 12 months
research preview data38.6869.72100.75
Jun 20, 2025 Jul 2, 2026
Institutional holders
97
+12 QoQ
13F value
$138.5M
+60.2% QoQ
Smart-money holders
10
signal tier ≥ 2
New smart buyers
4
Q1 2026
Institutional value by quarter
Number of holders
Who owns MPTI?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| GAMCO INVESTORS, INC. ET AL | Other | 168.4K | $11.3M | 0.1% | -3.4% |
| BlackRock, Inc. | Index provider | 141.7K | $9.5M | 0.0% | +4.7% |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 116.8K | $7.8M | 0.0% | — |
| NEXT CENTURY GROWTH INVESTORS LLC | Other | 108.2K | $7.2M | 0.5% | -1.5% |
| RENAISSANCE TECHNOLOGIES LLC | Quant stat arb | 96.8K | $6.5M | 0.0% | +59.8% |
| BARD ASSOCIATES INC | Other | 85.5K | $5.7M | 1.4% | -0.7% |
| Palisades Investment Partners, LLC ★3 | Fundamental concentrated | 81.0K | $5.4M | 2.1% | +21.4% |
| Archon Capital Management LLC ★2 | Fundamental concentrated | 78.2K | $5.2M | 3.0% | -33.8% |
| NOMURA HOLDINGS INC | Bank broker | 72.5K | $4.8M | 0.0% | New |
| Aristides Capital LLC | Quant stat arb | 65.7K | $4.4M | 1.5% | +21.5% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 63.9K | $4.3M | 0.0% | +12.4% |
| TWO SIGMA INVESTMENTS, LP | Quant stat arb | 62.5K | $4.2M | 0.0% | +189.9% |
| HERALD INVESTMENT MANAGEMENT Ltd ★2 | Fundamental diversified | 55.0K | $3.7M | 0.5% | -17.9% |
| MARSHALL WACE, LLP | Quant stat arb | 51.6K | $3.4M | 0.0% | +230.9% |
| Grandeur Peak Global Advisors, LLC ★2 | Fundamental diversified | 50.8K | $3.4M | 0.8% | +15.4% |
| ADVISORY RESEARCH INC | Other | 50.5K | $3.4M | 0.4% | +42.0% |
| DIMENSIONAL FUND ADVISORS LP | Quant stat arb | 45.0K | $3.0M | 0.0% | +6.0% |
| STATE STREET CORP | Index provider | 44.3K | $3.0M | 0.0% | +24.0% |
| Congruence Capital, LLC ★2 | Fundamental concentrated | 42.3K | $2.8M | 0.9% | New |
| Cable Car Capital, LP ★2 | Fundamental diversified | 40.0K | $2.7M | 1.1% | New |
| Potrero Capital Research LLC ★2 | Fundamental concentrated | 31.8K | $2.1M | 1.3% | New |
| NEW YORK STATE COMMON RETIREMENT FUND | Diversified mechanical | 31.7K | $2.1M | 0.0% | Held |
| NORTHERN TRUST CORP | Index provider | 28.4K | $1.9M | 0.0% | +11.0% |
| Illumine Investment Management, LLC | Other | 24.1K | $1.6M | 1.2% | -2.2% |
| CITADEL ADVISORS LLC | Multistrat pod | 22.8K | $1.5M | 0.0% | +81.5% |
| BNP PARIBAS FINANCIAL MARKETS | Bank broker | 22.4K | $1.5M | 0.0% | -1.3% |
| ExodusPoint Capital Management, LP | Multistrat pod | 21.9K | $1.5M | 0.0% | New |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 21.6K | $1.4M | 0.0% | — |
| MCINTYRE FREEDMAN & FLYNN INVESTMENT ADVISERS INC ★2 | Fundamental diversified | 21.5K | $1.4M | 0.8% | -2.3% |
| UBS Group AG | Bank broker | 21.3K | $1.4M | 0.0% | +119.8% |
| AMERIPRISE FINANCIAL INC | Bank broker | 20.1K | $1.3M | 0.0% | -1.2% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 19.8K | $1.3M | 0.0% | — |
| SEI INVESTMENTS CO | Diversified mechanical | 18.4K | $1.2M | 0.0% | New |
| MORGAN STANLEY | Bank broker | 17.1K | $1.1M | 0.0% | -11.0% |
| JANE STREET GROUP, LLC | Market maker | 14.5K | $973K | 0.0% | +223.5% |
| Russell Investments Group, Ltd. | Diversified mechanical | 14.3K | $956K | 0.0% | +6642.5% |
| Janney Montgomery Scott LLC | Diversified mechanical | 12.3K | $824K | 0.0% | -3.5% |
| Apis Capital Advisors, LLC ★2 | Fundamental concentrated | 12.0K | $802K | 0.1% | New |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 11.9K | $796K | 0.0% | New |
| Bank of New York Mellon Corp | Diversified mechanical | 11.1K | $740K | 0.0% | +4.8% |
| XTX Topco Ltd | Market maker | 10.6K | $711K | 0.0% | New |
| Nuveen, LLC | Diversified mechanical | 10.1K | $674K | 0.0% | New |
| Concorde Asset Management, LLC | Wealth advisor | 10.0K | $666K | 0.3% | -50.2% |
| FIRST TRUST ADVISORS LP | Index provider | 9.9K | $664K | 0.0% | +20.6% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 8.7K | $579K | 0.0% | -1.3% |
| ROYCE & ASSOCIATES LP | Other | 8.3K | $556K | 0.0% | New |
| AMERICAN CENTURY COMPANIES INC | Diversified mechanical | 7.7K | $518K | 0.0% | -1.2% |
| MILLENNIUM MANAGEMENT LLC | Multistrat pod | 7.3K | $488K | 0.0% | +64.4% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | Diversified mechanical | 6.9K | $464K | 0.0% | Held |
| Marex Group plc | Quant stat arb | 5.9K | $397K | 0.0% | New |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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