William A. Zartler serves as Executive at NGL Energy Partners LP, where they oversee executive responsibilities. Since joining the company, William A. Zartler has executed 66 insider transactions totaling $44.8M, demonstrating a bearish approach to their equity position. Their most recent transaction on Oct 15, 2025 involved selling 584,270 shares valued at $0.
William A. Zartler currently holds 1,049,227 shares of NGL Energy Partners LP (NGL), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William A. Zartler has been a net seller of NGL stock. They have purchased $694.0K and sold $44.1M worth of shares.
William A. Zartler's most recent insider trade was on Oct 15, 2025, when they sold 584,270 shares at $0.00 per share.
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| $N/A |
| Discretionary |
| Oct 15, 2025 | ARIS | $0 | Disposition | 1,064,617 | $N/A | Discretionary |
| Sep 9, 2025 | SEI | $248.3K | Purchase | 10,000 | $24.83 | Discretionary |
| Mar 1, 2024 | SOI | $445.4K | Payment | 52,588 | $8.47 | Discretionary |
| Mar 1, 2024 | SOI | $0 | Award | 267,411 | $N/A | Discretionary |
| Mar 1, 2024 | ARIS | $254.4K | Payment | 21,126 | $12.04 | Discretionary |
| Mar 1, 2024 | ARIS | $0 | Award | 122,034 | $N/A | Discretionary |
| Dec 18, 2023 | ARIS | $207.3K | Payment | 26,305 | $7.88 | Discretionary |
| Oct 23, 2023 | ARIS | $66.4K | Payment | 7,961 | $8.34 | Discretionary |
| Mar 10, 2023 | ARIS | $0 | Award | 113,255 | $N/A | Discretionary |
| Mar 1, 2023 | ARIS | $98.3K | Payment | 6,941 | $14.16 | Discretionary |
| Mar 1, 2023 | SOI | $0 | Award | 150,000 | $N/A | Discretionary |
| Mar 1, 2023 | SOI | $339.7K | Payment | 38,035 | $8.93 | Discretionary |
| Dec 16, 2022 | ARIS | $417.9K | Payment | 27,012 | $15.47 | Discretionary |
| Dec 16, 2022 | SOI | $218.5K | Sale | 23,000 | $9.50 | Discretionary |
| Oct 24, 2022 | ARIS | $290.0K | Payment | 20,566 | $14.10 | Discretionary |
| Sep 15, 2022 | SOI | $104.7K | Purchase | 10,000 | $10.47 | Discretionary |
| May 9, 2022 | SOI | $76.9K | Purchase | 7,000 | $10.99 | Discretionary |
| Mar 1, 2022 | SOI | $0 | Award | 222,646 | $N/A | Discretionary |
| Mar 1, 2022 | SOI | $230.2K | Payment | 22,132 | $10.40 | Discretionary |
| Mar 1, 2022 | ARIS | $0 | Award | 81,452 | $N/A | Discretionary |
| Dec 16, 2021 | ARIS | $0 | Award | 205,931 | $N/A | Discretionary |
| Dec 7, 2021 | SOI | $66.4K | Purchase | 10,000 | $6.64 | Discretionary |
| Nov 22, 2021 | SOI | $100.7K | Purchase | 15,000 | $6.71 | Discretionary |
| Oct 26, 2021 | ARIS | $0 | Award | 130,770 | $N/A | Discretionary |
| Oct 26, 2021 | ARIS | $0 | Award | 0 | $N/A | Discretionary |
| Oct 26, 2021 | ARIS | $0 | Award | 1,553,091 | $N/A | Discretionary |
| Mar 10, 2021 | SOI | $0 | Other | 400,000 | $N/A | Discretionary |
| Mar 10, 2021 | SOI | $5.1M | Sale | 400,000 | $12.75 | Discretionary |