No open-market buys or sells in this period. The transactions below are grants, option exercises and gifts, which carry no market price.
Net buy / sell volume (all companies)
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All transactions
Show open-market only-
CTKB Exercise·M
Chief Financial Officer
$0
10.7K sh
Own +5%
-
CTKB Exercise·M
Chief Financial Officer
$0
8.7K sh
Own +6%
-
CTKB Exercise·M
Chief Financial Officer
$0
6.3K sh
Own +14%
-
CTKB Other·F
Chief Financial Officer
$13.6K
3.8K sh · $3.55
Own -3%
-
CTKB Exercise·M
Chief Financial Officer
—
10.7K sh
Own +10%
-
CTKB Other·F
Chief Financial Officer
$11.1K
3.1K sh · $3.55
Own -3%
-
CTKB Exercise·M
Chief Financial Officer
—
8.7K sh
Own +9%
-
CTKB Other·F
Chief Financial Officer
$8.1K
2.3K sh · $3.55
Own -2%
-
CTKB Exercise·M
Chief Financial Officer
—
6.3K sh
Own +7%
| Date▾ | Ticker | Type | Shares | Value |
|---|---|---|---|---|
| May 18, 2026 | CTKB | Exercise M | 10.7K | $0 |
| May 18, 2026 | CTKB | Exercise M | 8.7K | $0 |
| May 18, 2026 | CTKB | Exercise M | 6.3K | $0 |
| May 18, 2026 | CTKB | Other F | 3.8K | $13.6K |
| May 18, 2026 | CTKB | Exercise M | 10.7K | — |
| May 18, 2026 | CTKB | Other F | 3.1K | $11.1K |
| May 18, 2026 | CTKB | Exercise M | 8.7K | — |
| May 18, 2026 | CTKB | Other F | 2.3K | $8.1K |
| May 18, 2026 | CTKB | Exercise M | 6.3K | — |
About McCombe William D.
This profile aggregates every SEC Form 4 insider transaction reported by McCombe William D. across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.