Michael H Keown
CIK 1259767 · View on SEC EDGAR ↗
Insider
First SEC filing: Nov. 15, 2019 · Latest: Nov. 15, 2019
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 8 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 20, 2025 | MZTI | A | 786 | — | — | 786 Direct | — | Acquired | (price as of 2026-08-20) |
| Nov. 6, 2024 | MZTI | A | 674 | — | — | 4,266 Direct | +18.76% | Acquired | (price as of 2026-08-20) |
| Nov. 8, 2023 | MZTI | A | 695 | — | — | 3,592 Direct | +23.99% | Acquired | (price as of 2026-08-20) |
| Nov. 9, 2022 | MZTI | A | 565 | — | — | 2,897 Direct | +24.23% | Acquired | (price as of 2026-08-20) |
| Nov. 10, 2021 | MZTI | A | 616 | — | — | 2,332 Direct | +35.90% | Acquired | (price as of 2026-08-20) |
| Nov. 11, 2020 | MZTI | A | 579 | — | — | 1,716 Direct | +50.92% | Acquired | (price as of 2026-08-20) |
| Nov. 13, 2019 | MZTI | A | 610 | — | — | 1,137 Direct | +115.75% | Acquired | (price as of 2026-08-20) |
| Nov. 14, 2018 | MZTI | A | 527 | — | — | 527 Direct | — | Acquired | (price as of 2026-08-20) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Nov. 20, 2025 | MZTI | Restricted Stock Units | Common Stock (786) | — | Nov. 11, 2026 | 786 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).