ALEXANDER MARK A
Director · BLDR, WPC
As of 2026-09-16, ALEXANDER MARK A has 13 Form 4 transactions on record across 2 companies — 5 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
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 |
|---|
13 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-01 | BLDR | Award / grant | 409 | 47,913 | Form 4 |
| 2026-05-14 | BLDR | Award / grant | 2,558 | 47,504 | Form 4 |
| 2026-03-01 | BLDR | Award / grant | 299 | 44,946 | Form 4 |
| 2025-12-01 | BLDR | Award / grant | 278 | 44,647 | Form 4 |
| 2025-10-01 | WPC | Award / grant | 438 | 51,095 | Form 4 |
| 2025-09-01 | BLDR | Award / grant | 225 | 44,369 | Form 4 |
| 2025-07-01 | WPC | Award / grant | 476 | 50,399 | Form 4 |
| 2025-07-01 | WPC | Award / grant | 2,778 | 49,923 | Form 4 |
| 2025-06-01 | BLDR | Award / grant | 290 | 44,144 | Form 4 |
| 2025-05-27 | BLDR | Award / grant | 1,707 | 43,854 | Form 4 |
| 2025-04-01 | WPC | Award / grant | 475 | 47,145 | Form 4 |
| 2025-02-28 | BLDR | Award / grant | 224 | 42,147 | Form 4 |
| 2025-01-02 | WPC | Award / grant | 552 | 46,402 | 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.