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ISSUER PROFILE · CIK 0001902314

M-tron Industries, Inc.MPTI

4 13D/G filings 2 distinct filers 59 insider transactions (365d)

Cross-Reference Snapshot

Activist filings
4
4 SC
Distinct filers
2
multi-activist cluster
Insiders (365d)
59
11 buys · 14 sales
Latest short DTC
2.55
as of 2026-05-29

13D/G Filings Timeline · 4 total

FiledFormFilerStakeSharesIntent
2024-01-08 SC GABELLI MARC view →
2023-12-11 SC GAMCO INVESTORS, INC. ET AL view →
2023-12-05 SC GABELLI MARC view →
2023-10-10 SC GAMCO INVESTORS, INC. ET AL view →

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-05-04 Drafts William Arnold officer Sale 361 $66.78 $24K
2026-05-04 Pforr Cameron officer Sale 840 $66.78 $56K
2026-05-04 Biles Linda M officer Sale 306 $66.78 $20K
2026-04-29 Pforr Cameron officer Option exercise 220 $40.32 $9K
2026-04-28 Pforr Cameron officer Option exercise 220 $40.32 $9K
2026-04-27 Arteaga Ivan director X 24 $59.00 $1K
2026-04-20 GABELLI MARC director X 3,276 $59.00 $193K
2026-04-20 GABELLI MARC director X 16,380 $59.00 $966K
2026-04-20 Susanto Hendi director X 1,071 $59.00 $63K
2026-04-20 Susanto Hendi director X 5,355 $59.00 $316K
2026-04-14 Susanto Hendi director X 454 $59.00 $27K
2026-04-14 Biles Linda M officer Sale 720
2026-04-14 Biles Linda M officer Sale 2,700 $59.00 $159K
2026-04-14 Susanto Hendi director X 2,274 $59.00 $134K
2026-04-14 Drafts William Arnold officer Sale 540 $59.00 $32K
2026-04-14 Biles Linda M officer Sale 2,700 $59.00 $159K
2026-04-13 Drafts William Arnold officer Sale 7,609 $59.00 $449K
2026-04-13 Arteaga Ivan director X 870 $59.00 $51K
2026-04-10 Arteaga Ivan director X 174 $59.00 $10K
2026-04-09 Biles Linda M officer Sale 24,643 $59.00 $1.45M
2026-04-07 Pforr Cameron officer X 100 $59.00 $6K
2026-04-07 Pforr Cameron officer X 500 $59.00 $30K
2026-04-07 Pforr Cameron officer Sale 21,500 $59.00 $1.27M
2026-04-06 Drafts William Arnold officer Sale 3,600 $59.00 $212K
2026-04-02 Pforr Cameron officer Award 5,646
Showing 25 of 59

FINRA Short Interest History

SettlementShort InterestDays to Cover% Δ vs prior
2026-05-29 162,149 2.55 -6.8%
2026-05-15 174,069 2.23 -3.2%
2026-04-30 179,880 2.16 -58.2%
2026-04-15 430,047 5.24 +34.2%
2026-03-31 320,365 2.06 +266.6%
2026-03-13 87,399 2.62 +15.6%
2026-02-27 75,631 2.52 -19.4%
2026-02-13 93,808 3.23 +6.6%
2026-01-30 88,009 3.08 +0.9%
2026-01-15 87,180 1.44 -18.4%
2025-12-31 106,828 3.41 -42.7%
2025-12-15 186,366 5.24 +70.5%

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