Summit Materials, Inc. (SUM) is a publicly traded company in the Unknown sector. Across all available filings, 36 corporate insiders have executed 657 transactions totaling $1.8B, demonstrating a bearish sentiment with -$1.8B in net insider flow. The most recent transaction on May 13, 2024 involved a sale of 39,379 shares valued at $1.6M.
No significant insider buying has been recorded for SUM in the recent period.
No significant insider selling has been recorded for SUM in the recent period.
Based on recent SEC filings, insider sentiment for SUM is bearish with an Insider Alignment Score of 0/100 and a net flow of -$1.8B. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at Summit Materials, Inc. (SUM) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 36 insiders are actively trading SUM stock, having executed 657 transactions in the past 90 days. The most active insider is Holdings II L.p. Blackstone (Executive), who has made 20 transactions totaling $545.2M.
Get notified when executives and directors at SUM file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| May 13, 2024 | Kilgore Jason | Executive | Sale | 39,379 | $40.15 | $1.6M | Large |
| May 13, 2024 | Kilgore Jason | Executive | Option Exercise | 50,589 | $18.00 | $910.6K | Large |
| May 13, 2024 | Kilgore Jason | Executive | Sale | 11,210 | $40.40 | $452.9K | |
| Mar 7, 2024 | Burke Gaskill Christopher | Executive | Payment | 6,458 | $42.39 | $273.8K | |
| Mar 7, 2024 | Burke Gaskill Christopher | Executive | Award | 14,759 | $N/A | $0 | |
| Mar 7, 2024 | P. Noonan Anne | Executive | Payment | 35,743 | $42.39 | $1.5M | Large |
| Mar 7, 2024 | P. Noonan Anne | Executive | Award | 81,696 | $N/A | $0 | |
| Mar 7, 2024 | Kilgore Jason | Executive | Payment | 3,938 | $42.39 | $166.9K | |
| Mar 7, 2024 | Kilgore Jason | Executive | Award | 13,434 | $N/A | $0 | |
| Mar 7, 2024 | S. Anderson Karli | Executive | Payment | 4,998 | $42.39 | $211.9K | |
| Mar 7, 2024 | S. Anderson Karli | Executive | Award | 11,420 | $N/A | $0 | |
| Mar 7, 2024 | Scott Anderson Craig | Executive | Payment | 3,355 | $42.39 | $142.2K | |
| Mar 7, 2024 | Scott Anderson Craig | Executive | Award | 11,667 | $N/A | $0 | |
| Feb 29, 2024 | Ghelani Kekin | Executive | Payment | 977 | $42.71 | $41.7K | |
| Feb 29, 2024 | Ghelani Kekin | Executive | Option Exercise | 3,398 | $N/A | $0 |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 236 | $1.8B | 97.1% |
Exercise(M) | 212 | $36.0M | 2.0% |
Payment(F) | 79 | $11.9M | 0.7% |
Purchase(P) | 23 | $4.2M | 0.2% |
Award(A) | 14 | $41.2K | 0.0% |
Gift(G) | 5 | $0 | 0.0% |
Conversion(C) | 88 | $0 | 0.0% |
Insider selling pressure at Summit Materials, Inc. has increased, with 36 insiders executing 657 transactions across all time. Total sales of $1.8B significantly outpace purchases of $4.2M, resulting in a net outflow of $1.8B. This selling activity appears largely discretionary, which may warrant closer attention from investors.