Sweitzer David P has filed 56 insider transactions across 1 company since May 2023.
Most recent transaction: a grant/award of 50000 shares of Quest Resource Holding Corp ($QRHC) on August 13, 2025.
Activity breakdown: 0 open-market purchases and 16 sales.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug. 13, 2025 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | A | Common Stock | 50000 | $0.00 | 103,325.0000 | 20,617,000 | 93.76% | 0.24% |
| June 26, 2025 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 8333 | $0.00 | 39,269.0000 | 20,617,000 | 26.94% | 0.04% |
| June 26, 2025 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | F | Common Stock | 2611 | $2.31 | 36,658.0000 | 20,617,000 | 6.65% | 0.01% |
| June 26, 2025 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Restricted Stock Unit | 8333 | $0.00 | 16,667.0000 | 20,617,000 | 33.33% | 0.04% |
| Aug. 20, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 22593 | $3.83 | 53,529.0000 | 20,123,000 | 73.03% | 0.11% |
| Aug. 20, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 22593 | $8.00 | 30,936.0000 | 20,123,000 | 42.21% | 0.11% |
| Aug. 20, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 22593 | $0.00 | 0.0000 | 20,123,000 | 100.00% | 0.11% |
| June 26, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | A | Restricted Stock Unit | 25000 | $0.00 | 25,000.0000 | 20,123,000 | 9999.99% | 0.12% |
| May 31, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 1519 | $3.83 | 32,455.0000 | 20,123,000 | 4.91% | 0.01% |
| May 31, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 1519 | $9.01 | 30,936.0000 | 20,123,000 | 4.68% | 0.01% |
| June 21, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 16047 | $3.83 | 46,983.0000 | 20,123,000 | 51.87% | 0.08% |
| June 21, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 16047 | $8.52 | 30,936.0000 | 20,123,000 | 34.15% | 0.08% |
| June 24, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 19841 | $3.83 | 50,777.0000 | 20,123,000 | 64.14% | 0.10% |
| June 24, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 19841 | $8.40 | 30,936.0000 | 20,123,000 | 39.07% | 0.10% |
| May 31, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 1519 | $0.00 | 58,481.0000 | 20,123,000 | 2.53% | 0.01% |
| June 21, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 16047 | $0.00 | 42,434.0000 | 20,123,000 | 27.44% | 0.08% |
| June 24, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 19841 | $0.00 | 22,593.0000 | 20,123,000 | 46.76% | 0.10% |
| May 30, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 8400 | $2.45 | 39,336.0000 | 20,123,000 | 27.15% | 0.04% |
| May 30, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 10500 | $2.62 | 49,836.0000 | 20,123,000 | 26.69% | 0.05% |
| May 30, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 11185 | $9.05 | 38,651.0000 | 20,123,000 | 22.44% | 0.06% |
| May 31, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 7715 | $9.02 | 30,936.0000 | 20,123,000 | 19.96% | 0.04% |
| May 30, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 8400 | $0.00 | 2,100.0000 | 20,123,000 | 80.00% | 0.04% |
| May 30, 2024 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 10500 | $0.00 | 0.0000 | 20,123,000 | 100.00% | 0.05% |
| Dec. 13, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 2526 | $2.39 | 33,462.0000 | 0 | 8.17% | 0.00% |
| Dec. 13, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 2526 | $6.51 | 30,936.0000 | 0 | 7.55% | 0.00% |
| Dec. 14, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 21033 | $2.39 | 51,969.0000 | 0 | 67.99% | 0.00% |
| Dec. 14, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 21033 | $6.66 | 30,936.0000 | 0 | 40.47% | 0.00% |
| Dec. 13, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 2526 | $0.00 | 21,033.0000 | 0 | 10.72% | 0.00% |
| Dec. 14, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 21033 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Dec. 8, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 14583 | $2.08 | 45,519.0000 | 0 | 47.14% | 0.00% |
| Dec. 8, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 29185 | $2.39 | 74,704.0000 | 0 | 64.12% | 0.00% |
| Dec. 8, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 43768 | $6.32 | 30,936.0000 | 0 | 58.59% | 0.00% |
| Dec. 11, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 47256 | $2.39 | 78,192.0000 | 0 | 152.75% | 0.00% |
| Dec. 11, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 47256 | $6.16 | 30,936.0000 | 0 | 60.44% | 0.00% |
| Dec. 8, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 14583 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Dec. 8, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 29185 | $0.00 | 70,815.0000 | 0 | 29.19% | 0.00% |
| Dec. 11, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 47256 | $0.00 | 23,559.0000 | 0 | 66.73% | 0.00% |
| Sept. 22, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 23646 | $2.08 | 54,582.0000 | 0 | 76.44% | 0.00% |
| Sept. 22, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 23646 | $7.52 | 30,936.0000 | 0 | 43.32% | 0.00% |
| Sept. 22, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 23646 | $0.00 | 14,583.0000 | 0 | 61.85% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 34000 | $1.51 | 64,936.0000 | 0 | 109.90% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 34000 | $7.19 | 30,936.0000 | 0 | 52.36% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 10500 | $1.17 | 41,436.0000 | 0 | 33.94% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 10500 | $7.19 | 30,936.0000 | 0 | 25.34% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 24271 | $2.08 | 55,207.0000 | 0 | 78.46% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 24271 | $7.19 | 30,936.0000 | 0 | 43.96% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 34000 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 10500 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| Aug. 30, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 24271 | $0.00 | 38,229.0000 | 0 | 38.83% | 0.00% |
| June 14, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 5986 | $1.51 | 36,922.0000 | 0 | 19.35% | 0.00% |
| June 14, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 5986 | $6.02 | 30,936.0000 | 0 | 16.21% | 0.00% |
| June 16, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Common Stock | 29014 | $1.51 | 59,950.0000 | 0 | 93.79% | 0.00% |
| June 16, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | S | Common Stock | 29014 | $5.79 | 30,936.0000 | 0 | 48.40% | 0.00% |
| June 14, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 5986 | $0.00 | 29,014.0000 | 0 | 17.10% | 0.00% |
| June 16, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | M | Employee Stock Option (Right to Buy) | 29014 | $0.00 | 0.0000 | 0 | 100.00% | 0.00% |
| May 17, 2023 | Quest Resource Holding Corp | $QRHC | Sweitzer David P | EVP and COO | A | Employee Stock Option (Right to Buy) | 52500 | $0.00 | 52,500.0000 | 0 | 9999.99% | 0.00% |