Mark H. Hildebrandt is Director at HEICO CORP (HEI). They have made 24 open-market trades across 1 company since 2009, most recently 2026-10-08.
CIK 0001445233
24 open-market purchases totalling $4.3M since 2009, never a sale. Across 23 scored buys the stock is up 4.3% at ninety days, and 1.6 points ahead of the S&P over the same stretch.
23 scored purchases · one row per filing · discretionary only
| Ticker | Shares | Value |
|---|---|---|
| HEI | 50,218 | $15.6M |
Shares reported on the most recent Form 4, priced at the 2026-10-13 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 78% | 87% | 91% |
| Avg Move | +0.8% | +3.8% | +4.3% |
| Alpha | +2.5% | +2.6% | +1.6% |
| Scored | 23 | 23 | 23 |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| HEI | BUY | 2026-10-08 | 2026-10-13 | $220.30 | $175K | — | — | — |
| HEI | BUY | 2025-10-21 | 2025-10-23 | $248.76 | $100K | -1.2% | -4.4% | +8.7% |
| HEI | BUY | 2025-10-10 | 2025-10-14 | $243.93 | $330K | -0.5% | -0.3% | +12.0% |
| HEI | BUY | 2024-10-18 | 2024-10-21 | $262.94 | $382K | -6.5% | +5.9% | -8.3% |
| HEI | BUY | 2023-06-07 | 2023-06-08 | $127.98 | $200K | +4.0% | +5.7% | +0.3% |
| HEI | BUY | 2023-06-02 | 2023-06-06 | $158.20 | $19K | +4.1% | +9.6% | +4.8% |
| HEI | BUY | 2023-01-10 | 2023-01-11 | $157.07 | $435K | +1.7% | +5.1% | +2.5% |
| HEI | BUY | 2021-09-08 | 2021-09-10 | $112.13 | $208K | +2.4% | +7.3% | +14.6% |
| HEI | BUY | 2020-10-12 | 2020-10-14 | $111.44 | $218K | -0.6% | +18.5% | +24.9% |
| HEI | BUY | 2019-10-29 | 2019-10-30 | $120.70 | $229K | +1.1% | +7.1% | +1.6% |
| HEI | BUY | 2019-06-14 | 2019-06-17 | $100.70 | $398K | +3.8% | +8.1% | +1.0% |
| HEI | BUY | 2019-06-10 | 2019-06-11 | $103.34 | $199K | +1.0% | +7.2% | +5.2% |
| HEI | BUY | 2018-10-09 | 2018-10-10 | $88.21 | $231K | +2.6% | +6.0% | -6.7% |
| HEI | BUY | 2017-10-05 | 2017-10-06 | $76.13 | $200K | +0.5% | +2.2% | +5.6% |
| HEI | BUY | 2017-09-29 | 2017-10-03 | $76.08 | $229K | -0.5% | +4.2% | +6.9% |
| HEI | BUY | 2016-09-07 | 2016-09-09 | $57.11 | $233K | +1.0% | -0.5% | +21.0% |
| HEI | BUY | 2015-09-21 | 2015-09-23 | $45.03 | $70K | +0.6% | +0.7% | +0.7% |
| HEI | BUY | 2014-12-18 | 2014-12-19 | $46.99 | $119K | +0.6% | +0.7% | +0.7% |
| HEI | BUY | 2013-10-29 | 2013-10-31 | $39.23 | $70K | +0.6% | +0.7% | +0.7% |
| HEI | BUY | 2012-12-20 | 2012-12-21 | $31.11 | $26K | +0.6% | +0.7% | +0.7% |
| HEI | BUY | 2012-10-26 | 2012-10-29 | $30.12 | $75K | +0.6% | +0.7% | +0.7% |
| HEI | BUY | 2011-10-28 | 2011-11-01 | $39.81 | $79K | +0.6% | +0.7% | +0.7% |
| HEI | BUY | 2010-09-23 | 2010-09-24 | $33.02 | $71K | +0.6% | +0.7% | +0.7% |
| HEI | BUY | 2009-07-28 | 2009-07-29 | $29.85 | $47K | +0.6% | +0.7% | +0.7% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.