M-Tron IndustriesMPTI
13F holders, Q1 2025 (March 31)At the end of Q1 2025, 56 institutions reported holding M-Tron Industries Inc. (MPTI) in their 13F filings, down 3 from Q4 2024. 9 opened new positions and 12 sold out. The largest holders were GAMCO Investors ($6.6M), Vanguard Group Inc. ($4.7M) and Bard Associates Inc. ($3.9M). 3 famous investors held it, including Mario Gabelli (0.1% of GAMCO Investors's portfolio), Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio) and Israel Englander (0.0% of Millennium Management's portfolio).
- Company
- M-Tron Industries Inc.
- CUSIP
- 55380K109
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q4 2024 → Q1 2025
| Institutions | Total Value | |
|---|---|---|
| New Positions | 9 | $3.0M |
| Exits | 12 | $3.4M |
All 13F filers, Q4 2024 → Q1 2025: 137,994 shares bought and 209,389 shares sold, net −71,395 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 56 holders
| GAMCO Investors | 0.07% | Reduce -4.1% | 148,300 | $6.6M |
| Vanguard Group Inc. | 0.00% | Add +8.7% | 106,131 | $4.7M |
| Bard Associates Inc. | 1.47% | Reduce -0.4% | 88,587 | $3.9M |
| Next Century Growth Investors LLC | 0.28% | Reduce -25.0% | 70,606 | $3.1M |
| Palisades Investment Partners, LLC | 1.41% | Add +0.0% | 62,980 | $2.8M |
| Marshall Wace, LLP | 0.00% | Add +187.3% | 38,320 | $1.7M |
| HERALD INVESTMENT MANAGEMENT Ltd | 0.29% | New | 35,000 | $1.5M |
| Osaic Holdings, Inc. | 0.00% | Add +15.1% | 33,611 | $1.5M |
| Renaissance Technologies | 0.00% | Reduce -18.1% | 32,605 | $1.5M |
| Dimensional Fund Advisors LP | 0.00% | Reduce -15.9% | 32,436 | $1.4M |
| G2 Investment Partners Management LLC | 0.43% | Reduce -36.2% | 29,454 | $1.3M |
| Geode Capital Management, LLC | 0.00% | Add +5.4% | 25,126 | $1.1M |
| New York State Common Retirement Fund | 0.00% | No change | 24,800 | $1.1M |
| Susquehanna International Group, LLP | 0.00% | Reduce -3.1% | 24,498 | $1.1M |
| Illumine Investment Management, LLC | 0.88% | Add +2.5% | 23,994 | $1.1M |
| McIntyre Freedman & Flynn Investment Advisers Inc. | 0.72% | No change | 22,000 | $980K |
| Millennium Management | 0.00% | Add +171.8% | 18,923 | $843K |
| Concorde Asset Management, LLC | 0.45% | Reduce -2.2% | 18,527 | $836K |
| Sierra Summit Advisors LLC | 0.14% | New | 15,015 | $669K |
| Morgan Stanley | 0.00% | Reduce -11.2% | 14,929 | $665K |
| BlackRock, Inc. | 0.00% | Reduce -26.3% | 14,201 | $633K |
| OMERS ADMINISTRATION Corp | 0.00% | Add +50.0% | 12,300 | $548K |
| American Century Companies Inc. | 0.00% | Add +16.6% | 11,418 | $509K |
| Ameriprise Financial Inc. | 0.00% | New | 10,953 | $488K |
| State Street Corp. | 0.00% | Add +23.2% | 10,623 | $473K |
| Acadian Asset Management LLC | 0.00% | Add +137.8% | 10,367 | $459K |
| Goldman Sachs Group Inc. | 0.00% | Add +7.6% | 9,761 | $435K |
| Gsa Capital Partners LLP | 0.03% | Reduce -49.4% | 7,212 | $321K |
| Royal Bank of Canada | 0.00% | Add +2.6% | 6,793 | $303K |
| Janney Montgomery Scott LLC | 0.00% | Add +33.9% | 6,619 | $295K |
| Bridgeway Capital Management, LLC | 0.01% | Reduce -56.6% | 6,334 | $282K |
| Boothbay Fund Management, LLC | 0.01% | Reduce -33.9% | 5,517 | $246K |
| Jane Street Group, LLC | 0.00% | Reduce -35.6% | 5,497 | $245K |
| Walleye Capital LLC | 0.00% | Reduce -86.1% | 5,288 | $236K |
| Northern Trust Corp. | 0.00% | Add +11.0% | 5,162 | $230K |
| XTX Topco Ltd | 0.01% | New | 5,001 | $223K |
| Bank of America Corp. | 0.00% | Reduce -7.3% | 4,260 | $190K |
| UMB Bank, n.a. | 0.00% | No change | 2,133 | $95K |
| Truvestments Capital LLC | 0.02% | Reduce -75.0% | 2,096 | $93K |
| AlphaQuest LLC | 0.01% | New | 1,641 | $73K |
| Lazard Asset Management LLC | 0.00% | Reduce -7.3% | 1,551 | $69K |
| Wells Fargo & Company | 0.00% | Add +46.0% | 803 | $36K |
| Caldwell Sutter Capital, Inc. | 0.02% | Reduce -35.6% | 724 | $32K |
| BNP Paribas Financial Markets | 0.00% | New | 669 | $30K |
| CIBC Private Wealth Group LLC | 0.00% | New | 500 | $21K |
| Barclays PLC | 0.00% | Reduce -78.4% | 445 | $20K |
| Bfsg, LLC | 0.00% | New | 300 | $13K |
| Federated Hermes, Inc. | 0.00% | Add +43.8% | 207 | $9K |
| Optimum Investment Advisors | 0.00% | No change | 200 | $9K |
| UBS Group AG | 0.00% | Reduce -98.6% | 100 | $4K |
| MCF Advisors LLC | 0.00% | Reduce -23.5% | 88 | $4K |
| WealthCollab, LLC | 0.00% | No change | 81 | $4K |
| IFP Advisors, Inc | 0.00% | New | 50 | $2K |
| CoreCap Advisors, LLC | 0.00% | No change | 39 | $2K |
| SBI Securities Co., Ltd. | 0.00% | No change | 20 | $891 |
| Founders Capital Management | 0.00% | No change | 5 | $223 |
"% of holder's portfolio" is MPTI's weight in each manager's 13F, not the share of M-Tron Industries Inc. the manager owns.