William Wallace Mcmullen serves as Executive at Alta Mesa Resources, Inc. /DE, where they oversee executive responsibilities. Since joining the company, William Wallace Mcmullen has executed 7 insider transactions totaling $16.3M, demonstrating a bullish approach to their equity position. Their most recent transaction on Nov 14, 2025 involved purchasing 4,608 shares valued at $54.6K.
William Wallace Mcmullen currently holds 74,820,632 shares of Alta Mesa Resources, Inc. /DE (AMR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William Wallace Mcmullen has been a net buyer of AMR stock. They have purchased $16.3M and sold $0 worth of shares.
William Wallace Mcmullen's most recent insider trade was on Nov 14, 2025, when they purchased 4,608 shares at $11.85 per share.
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| $4.65 |
| Discretionary |
| Sep 6, 2018 | AMR | $995.9K | Purchase | 211,000 | $4.72 | Discretionary |
| Sep 5, 2018 | AMR | $355.2K | Purchase | 74,000 | $4.80 | Discretionary |
| Aug 21, 2018 | AMR | $4.7M | Purchase | 1,069,000 | $4.41 | Discretionary |
| Aug 20, 2018 | AMR | $4.0M | Purchase | 950,000 | $4.25 | Discretionary |
| Aug 17, 2018 | AMR | $6.0M | Purchase | 1,381,800 | $4.34 | Discretionary |