Keith P. Onderdonk serves as Executive at SUBURBAN PROPANE PARTNERS LP, where they oversee executive responsibilities. Since joining the company, Keith P. Onderdonk has executed 24 insider transactions totaling $220.2K, demonstrating a bearish approach to their equity position. Their most recent transaction on Nov 15, 2025 involved receiving (via award) 10,717 shares valued at $0.
Keith P. Onderdonk currently holds 86,599 shares of SUBURBAN PROPANE PARTNERS LP (SPH), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Keith P. Onderdonk has been a net seller of SPH stock. They have purchased $0 and sold $220.2K worth of shares.
Keith P. Onderdonk's most recent insider trade was on Nov 15, 2025, when they sold 10,717 shares at $0.00 per share.
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| $18.83 |
| Discretionary |
| Nov 14, 2025 | SPH | $178.1K | Option Exercise | 9,460 | $18.83 | Discretionary |
| Nov 14, 2025 | SPH | $90.5K | Payment | 4,807 | $18.83 | Discretionary |
| Nov 15, 2023 | SPH | $41.8K | Disposition | 2,445 | $17.10 | Discretionary |
| Nov 15, 2023 | SPH | $41.8K | Option Exercise | 2,445 | $17.10 | Discretionary |
| Nov 15, 2023 | SPH | $123.6K | Payment | 7,230 | $17.10 | Discretionary |
| Nov 15, 2023 | SPH | $0 | Award | 10,285 | $N/A | Discretionary |
| Nov 15, 2022 | SPH | $0 | Award | 11,001 | $N/A | Discretionary |
| Nov 15, 2022 | SPH | $116.3K | Payment | 7,313 | $15.90 | Discretionary |
| Nov 15, 2021 | SPH | $0 | Award | 19,128 | $N/A | Discretionary |
| Nov 15, 2021 | SPH | $90.5K | Payment | 5,910 | $15.31 | Discretionary |
| Nov 15, 2020 | SPH | $0 | Award | 18,072 | $N/A | Discretionary |
| Nov 13, 2020 | SPH | $77.5K | Payment | 4,653 | $16.65 | Discretionary |
| Nov 15, 2019 | SPH | $0 | Award | 11,555 | $N/A | Discretionary |
| Nov 15, 2019 | SPH | $90.1K | Payment | 3,876 | $23.25 | Discretionary |
| Nov 15, 2018 | SPH | $0 | Award | 9,776 | $N/A | Discretionary |
| Nov 15, 2018 | SPH | $79.8K | Payment | 3,507 | $22.76 | Discretionary |
| Dec 21, 2017 | SPH | $105.0K | Sale | 4,500 | $23.33 | Discretionary |
| Nov 15, 2017 | SPH | $0 | Award | 9,692 | $N/A | Discretionary |
| Nov 15, 2017 | SPH | $67.7K | Payment | 2,749 | $24.64 | Discretionary |
| Nov 18, 2016 | SPH | $115.2K | Sale | 4,100 | $28.10 | Discretionary |
| Nov 15, 2016 | SPH | $63.3K | Payment | 2,246 | $28.19 | Discretionary |
| Nov 15, 2016 | SPH | $0 | Award | 6,373 | $N/A | Discretionary |