BURKE WILLIAM W
Director · CBLL, TCMD, ATGE
As of 2026-09-16, BURKE WILLIAM W has 15 Form 4 transactions on record across 3 companies — 11 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 June in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
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 |
|---|---|---|---|---|---|---|---|
| 2026-06-30 | CBLL | Sale | 2,207 @ $19.84 | $44K | −8.7% of holding | 23,022 | Form 4 |
| 2025-12-09 | CBLL | Sale | 23,000 @ $22.02 | $506K | −56.9% of holding | 17,391 | Form 4 |
| 2025-12-09 | CBLL | Sale | 9,728 @ $22.02 | $214K | −35.9% of holding | 17,391 | Form 4 |
| 2025-06-05 | ATGE | Sale | 2,291 @ $128.35 | $294K | −19.7% of holding | 9,368 | Form 4 |
| 2025-05-08 | TCMD | Sale | 3,300 @ $9.67 | $32K | −6.4% of holding | 48,520 | Form 4 |
10 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-06-02 | CBLL | Award / grant | 7,838 | 25,229 | Form 4 |
| 2026-05-06 | TCMD | Award / grant | 6,521 | 55,041 | Form 4 |
| 2025-12-09 | CBLL | Option exercise | 23,000 | 40,391 | Form 4 |
| 2025-12-09 | CBLL | Option exercise | 9,728 | 27,119 | Form 4 |
| 2025-12-09 | CBLL | Option exercise | 9,728 | 0 | Form 4 |
| 2025-12-09 | CBLL | Option exercise | 23,000 | 25,151 | Form 4 |
| 2025-11-13 | ATGE | Withheld for tax | 390 | 10,423 | Form 4 |
| 2025-11-12 | ATGE | Award / grant | 1,445 | 10,813 | Form 4 |
| 2025-06-10 | CBLL | Award / grant | 8,828 | 17,391 | Form 4 |
| 2025-05-07 | TCMD | Award / grant | 16,078 | 51,820 | 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.