Howard L. Lance, Director at Summit Materials, Inc. (SUM), sold 337,500 shares at $34.53 ($11.6M) on 2021-06-15, disclosed to the SEC on 2021-06-16.
Open-market sale of $11.6M SUM by Director. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| # | Price | Shares | Value | % of Total |
|---|---|---|---|---|
| 1 | $34.30 | 82,500 | $2.8M | 24.4% |
| 2 | $34.30 | 82,500 | $2.8M | 24.4% |
| 3 | $34.53 | 82,500 | $2.8M | 24.6% |
| 4 | $34.33 | 90,000 | $3.1M | 26.6% |
| Total | $34.36 avg | 337,500 | $11.6M | 100% |
| Filing → |
| MRCY | BUY | 2024-02-12 | $401K | — | Filing → |
| MRCY | BUY | 2023-08-22 | $700K | — | Filing → |
| MRCY | BUY | 2022-08-08 | $506K | — | Filing → |