Donikowski Tina
Director · BLD, AEIS
As of 2026-09-16, Donikowski Tina has 15 Form 4 transactions on record across 2 companies — 8 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.
Reconstructed holdings
- Direct $148K
- Indirect $0
| AEIS | direct | 587 sh | $148K |
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 |
|---|---|---|---|---|---|---|---|
| 2025-12-04 | AEIS | Sale | 2,257 @ $210.33 | $475K | −21.5% of holding | 8,248 | Form 4 |
| 2025-08-27 | BLD | Sale | 370 @ $427.89 | $158K | −8.0% of holding | 4,245 | Form 4 |
13 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-01 | BLD | Disposition | 3,780 | 343 | Form 4 |
| 2026-07-01 | BLD | Disposition | 343 | 0 | Form 4 |
| 2026-05-07 | AEIS | Award / grant | 587 | 587 | Form 4 |
| 2026-05-02 | AEIS | Option exercise | 2,313 | 0 | Form 4 |
| 2026-05-02 | AEIS | Option exercise | 2,313 | 10,561 | Form 4 |
| 2026-05-02 | AEIS | Option exercise | 2,313 | 10,561 | Form 4 |
| 2026-04-27 | BLD | Award / grant | 343 | 4,123 | Form 4 |
| 2025-09-02 | BLD | Gift | 465 | 3,780 | Form 4 |
| 2025-05-03 | AEIS | Option exercise | 2,093 | 0 | Form 4 |
| 2025-05-03 | AEIS | Option exercise | 2,093 | 10,505 | Form 4 |
| 2025-05-03 | AEIS | Option exercise | 2,093 | 10,505 | Form 4 |
| 2025-05-02 | AEIS | Award / grant | 2,313 | 2,313 | Form 4 |
| 2025-04-28 | BLD | Award / grant | 515 | 4,615 | Form 4 |
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.