Friedl-Naderer Johanna
Officer · DYN
As of 2026-09-16, Friedl-Naderer Johanna has 16 Form 4 transactions on record across 1 company — 9 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 sales filed in September in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $2.6M
- Indirect $0
| DYN | direct | 152,897 sh | $2.6M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-09-08 | DYN | Sale | 185 @ $18.88 | $3K | −0.1% of holding | 152,897 | Form 4 |
| 2026-09-04 | DYN | Sale | 900 @ $24.35 | $22K | −0.6% of holding | 153,082 | Form 4 |
| 2026-08-13 | DYN | Sale | 226 @ $26.28 | $6K | −0.1% of holding | 153,982 | Form 4 |
| 2026-06-16 | DYN | Sale | 145 @ $18.33 | $3K | −0.1% of holding | 154,208 | Form 4 |
| 2026-05-13 | DYN | Sale | 228 @ $18.36 | $4K | −0.1% of holding | 154,353 | Form 4 |
| 2026-03-05 | DYN | Sale | 148 @ $14.90 | $2K | −0.1% of holding | 154,581 | Form 4 |
| 2025-12-05 | DYN | Sale | 144 @ $20.72 | $3K | −0.2% of holding | 94,729 | Form 4 |
| 2025-09-05 | DYN | Sale | 144 @ $13.41 | $2K | −0.2% of holding | 94,873 | Form 4 |
| 2025-09-04 | DYN | Sale | 894 @ $13.27 | $12K | −0.9% of holding | 95,017 | Form 4 |
| 2025-06-05 | DYN | Sale | 146 @ $13.35 | $2K | −0.2% of holding | 95,911 | Form 4 |
| 2025-03-13 | DYN | Sale | 143 @ $12.12 | $2K | −0.1% of holding | 96,057 | Form 4 |
5 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.