Heshmatpour Amir F
Director · Officer · Ten-percent owner · NTHI
As of 2026-09-16, Heshmatpour Amir F has 27 Form 4 transactions on record across 1 company — 19 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Pattern in the record: open-market purchases filed in May in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | NTHI | Purchase | 35,000 @ $3.30 | $115K | +1.1% of holding | 3,183,000 | Form 4 |
| 2026-09-14 | NTHI | Purchase | 15,000 @ $3.96 | $59K | +0.5% of holding | 3,148,000 | Form 4 |
| 2026-09-11 | NTHI | Purchase | 37,000 @ $3.67 | $136K | +1.2% of holding | 3,133,000 | Form 4 |
| 2026-08-18 | NTHI | Purchase | 9,000 @ $5.54 | $50K | +0.3% of holding | 3,096,000 | Form 4 |
| 2026-08-17 | NTHI | Purchase | 3,000 @ $4.37 | $13K | +0.1% of holding | 3,087,000 | Form 4 |
| 2026-08-14 | NTHI | Purchase | 12,000 @ $3.79 | $45K | +0.4% of holding | 3,084,000 | Form 4 |
| 2026-05-01 | NTHI | Purchase | 10,000 @ $4.16 | $42K | +0.3% of holding | 3,072,000 | Form 4 |
| 2026-04-28 | NTHI | Purchase | 10,000 @ $4.52 | $45K | +0.3% of holding | 3,062,000 | Form 4 |
| 2026-04-23 | NTHI | Purchase | 10,000 @ $4.90 | $49K | +0.3% of holding | 3,052,000 | Form 4 |
| 2026-04-10 | NTHI | Purchase | 10,000 @ $4.89 | $49K | +0.3% of holding | 3,042,000 | Form 4 |
| 2026-04-09 | NTHI | Purchase | 5,000 @ $5.19 | $26K | +0.2% of holding | 3,032,000 | Form 4 |
| 2026-04-08 | NTHI | Purchase | 10,000 @ $5.61 | $56K | +0.3% of holding | 3,027,000 | Form 4 |
| 2026-04-06 | NTHI | Purchase | 5,000 @ $6.32 | $32K | +0.2% of holding | 3,017,000 | Form 4 |
| 2026-04-02 | NTHI | Purchase | 20,000 @ $6.09 | $122K | +0.7% of holding | 3,012,000 | Form 4 |
| 2025-11-24 | NTHI | Purchase | 6,000 @ $6.51 | $39K | +0.2% of holding | 2,992,000 | Form 4 |
| 2025-11-21 | NTHI | Purchase | 20,000 @ $5.98 | $120K | +0.7% of holding | 2,982,000 | Form 4 |
| 2025-11-21 | NTHI | Purchase | 4,000 @ $6.50 | $26K | +0.1% of holding | 2,986,000 | Form 4 |
| 2025-05-23 | NTHI | Purchase | 2,000 @ $7.39 | $15K | +0.1% of holding | 1,762,000 | Form 4 |
| 2025-05-16 | NTHI | Purchase | 3,510 @ $16.87 | $59K | +0.2% of holding | 1,760,000 | Form 4 |
| 2025-05-15 | NTHI | Purchase | 1,500 @ $7.30 | $11K | +0.1% of holding | 1,756,490 | Form 4 |
| 2025-05-14 | NTHI | Purchase | 1,000 @ $7.27 | $7K | +0.1% of holding | 1,754,990 | Form 4 |
| 2025-05-13 | NTHI | Purchase | 990 @ $7.01 | $7K | +0.1% of holding | 1,753,990 | Form 4 |
| 2025-05-12 | NTHI | Purchase | 1,400 @ $7.23 | $10K | +0.1% of holding | 1,753,000 | Form 4 |
| 2025-05-11 | NTHI | Purchase | 1,600 @ $7.51 | $12K | +0.1% of holding | 1,751,600 | Form 4 |
3 award / exercise / gift records — not counted as purchases
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.