Weinbach Michael S
Officer · RDN, COOP
As of 2026-09-16, Weinbach Michael S has 16 Form 4 transactions on record across 2 companies — 12 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 $6.0M
- Indirect $0
| RDN | direct | 170,000 sh | $6.0M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-06-02 | RDN | Purchase | 49,513 @ $34.04 | $1.7M | +41.1% of holding | 170,000 | Form 4 |
| 2026-06-01 | RDN | Purchase | 120,487 @ $33.89 | $4.1M | ownership Δ n/a | 120,487 | Form 4 |
14 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-01 | RDN | Award / grant | 150,000 | 150,000 | Form 4 |
| 2026-06-01 | RDN | Award / grant | 185,020 | 185,020 | Form 4 |
| 2026-06-01 | RDN | Award / grant | 77,090 | 77,090 | Form 4 |
| 2026-06-01 | RDN | Award / grant | 150,000 | 150,000 | Form 4 |
| 2026-06-01 | RDN | Award / grant | 185,020 | 185,020 | Form 4 |
| 2026-06-01 | RDN | Award / grant | 77,090 | 77,090 | Form 4 |
| 2025-10-01 | COOP | Other acquisition | 21,573 | 37,627 | Form 4 |
| 2025-10-01 | COOP | Other acquisition | 37,627 | 0 | Form 4 |
| 2025-10-01 | COOP | Other acquisition | 37,822 | 0 | Form 4 |
| 2025-10-01 | COOP | Other acquisition | 37,822 | 0 | Form 4 |
| 2025-03-01 | COOP | Withheld for tax | 4,770 | 40,289 | Form 4 |
| 2025-03-01 | COOP | Award / grant | 18,911 | 59,200 | Form 4 |
| 2025-03-01 | COOP | Award / grant | 18,911 | 18,911 | Form 4 |
| 2025-03-01 | COOP | Award / grant | 18,911 | 18,911 | 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.