Ballhaus William L
Director · Officer · MRCY
As of 2026-09-16, Ballhaus William L has 26 Form 4 transactions on record across 1 company — 23 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 August in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-26 | MRCY | Sale | 38,276 @ $88.91 | $3.4M | −9.3% of holding | 372,636 | Form 4 |
| 2026-08-26 | MRCY | Sale | 10,814 @ $89.74 | $970K | −2.9% of holding | 361,822 | Form 4 |
| 2026-08-25 | MRCY | Sale | 107,628 @ $87.09 | $9.4M | −23.7% of holding | 345,884 | Form 4 |
| 2026-08-25 | MRCY | Sale | 3,448 @ $87.99 | $303K | −1.0% of holding | 342,436 | Form 4 |
| 2026-08-24 | MRCY | Sale | 105,471 @ $89.47 | $9.4M | −25.8% of holding | 302,574 | Form 4 |
| 2026-08-24 | MRCY | Sale | 2,738 @ $90.60 | $248K | −0.9% of holding | 299,836 | Form 4 |
| 2026-08-21 | MRCY | Sale | 64,796 @ $92.40 | $6.0M | −20.2% of holding | 256,251 | Form 4 |
| 2026-08-21 | MRCY | Sale | 204 @ $93.51 | $19K | −0.1% of holding | 256,047 | Form 4 |
| 2026-08-20 | MRCY | Sale | 22,010 @ $97.67 | $2.1M | −8.8% of holding | 228,197 | Form 4 |
| 2026-08-19 | MRCY | Sale | 26,802 @ $100.31 | $2.7M | −9.7% of holding | 250,207 | Form 4 |
| 2026-08-18 | MRCY | Sale | 24,144 @ $111.36 | $2.7M | −8.0% of holding | 277,009 | Form 4 |
| 2026-08-17 | MRCY | Sale | 3,536 @ $109.95 | $389K | −1.2% of holding | 301,153 | Form 4 |
| 2025-08-19 | MRCY | Sale | 13,050 @ $64.46 | $841K | −3.4% of holding | 374,976 | Form 4 |
| 2025-08-18 | MRCY | Sale | 10,395 @ $66.52 | $691K | −2.6% of holding | 388,026 | Form 4 |
12 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-26 | MRCY | Option exercise | 68,476 | 410,912 | Form 4 |
| 2026-08-26 | MRCY | Option exercise | 68,476 | 0 | Form 4 |
| 2026-08-25 | MRCY | Option exercise | 153,676 | 453,512 | Form 4 |
| 2026-08-25 | MRCY | Option exercise | 153,676 | 68,476 | Form 4 |
| 2026-08-24 | MRCY | Option exercise | 140,650 | 396,697 | Form 4 |
| 2026-08-24 | MRCY | Option exercise | 11,348 | 408,045 | Form 4 |
| 2026-08-24 | MRCY | Option exercise | 11,348 | 222,152 | Form 4 |
| 2026-08-24 | MRCY | Option exercise | 140,650 | 0 | Form 4 |
| 2026-08-21 | MRCY | Option exercise | 92,850 | 321,047 | Form 4 |
| 2026-08-21 | MRCY | Option exercise | 92,850 | 140,650 | Form 4 |
| 2026-08-14 | MRCY | Disposition | 70,287 | 304,689 | Form 4 |
| 2025-08-15 | MRCY | Award / grant | 44,940 | 398,421 | 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.