Silver Mark S. (CIK 1627959) reported 11 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-06-01). Recent activity: Sell RYZ (11,174 shares), Buy RYZ (3,014 shares), Buy RYZ (2,947 shares), Buy RYZ (3,412 shares), Buy RYZ (8,375 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-01 | Ryerson Holding Corp (RYZ) | EVP, Chief Legal/Risk Officer | Sell | 11,174 | $311,843 |
| 2026-04-02 | Ryerson Holding Corp (RYZ) | EVP, Chief Legal/Risk Officer | Buy | 3,014 | $0 |
| 2026-04-02 | Ryerson Holding Corp (RYZ) | EVP, Chief Legal/Risk Officer | Buy | 2,947 | $0 |
| 2026-04-02 | Ryerson Holding Corp (RYZ) | EVP, Chief Legal/Risk Officer | Buy | 3,412 | $0 |
| 2026-04-02 | Ryerson Holding Corp (RYZ) | EVP, Chief Legal/Risk Officer | Buy | 8,375 | $0 |
| 2026-04-02 | Ryerson Holding Corp (RYZ) | EVP, Chief Legal/Risk Officer | Sell | 7,509 | $168,802 |
| 2025-04-02 | Ryerson Holding Corp (RYI) | EVP, GC & Chief HR Officer | Buy | 2,677 | $0 |
| 2025-04-02 | Ryerson Holding Corp (RYI) | EVP, GC & Chief HR Officer | Buy | 2,913 | $0 |
| 2025-04-02 | Ryerson Holding Corp (RYI) | EVP, GC & Chief HR Officer | Buy | 2,849 | $0 |
| 2025-04-02 | Ryerson Holding Corp (RYI) | EVP, GC & Chief HR Officer | Buy | 15,075 | $0 |
| 2025-04-02 | Ryerson Holding Corp (RYI) | EVP, GC & Chief HR Officer | Sell | 10,062 | $231,024 |
Source: SEC Form 4 filings · as of 2026-06-01