SEC Insider Transactions from STARK DEREK.

Last updated: 2026-03-16 23:00 UTC | Total transactions: 100

Derek Stark, Chief Legal Officer at PennyMac Financial Services ($PFSI), sold shares on the open market three times over the past year for a total of $788,000. His most recent sale occurred on March 3, 2026. These transactions rank 5,449th out of 11,678 insiders in our database, well below the average sale value of 8.6 million across about six trades per insider. Stark made no open market purchases in this period.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
March 12, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 931 $11.89 62,539.0000 86,988,000 1.47% 0.00%
Feb. 28, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 1026 $12.26 63,470.0000 86,988,000 1.59% 0.00%
Feb. 28, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 467 $91.93 22,010.0000 53,882,000 2.08% 0.00%
March 3, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 1066 $87.66 20,944.0000 53,882,000 4.84% 0.00%
Feb. 24, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 954 $12.15 64,496.0000 86,988,000 1.46% 0.00%
Feb. 25, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 1903 $91.50 22,477.0000 53,882,000 7.81% 0.00%
Feb. 24, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 345 $90.33 24,380.0000 53,882,000 1.40% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 1949 $0.00 0.0000 86,988,000 100.00% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 700 $12.29 55,897.0000 86,988,000 1.24% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 635 $12.29 55,262.0000 86,988,000 1.14% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 2571 $0.00 56,597.0000 86,988,000 4.76% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 1768 $0.00 54,026.0000 86,988,000 3.38% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 1949 $0.00 52,258.0000 86,988,000 3.87% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 923 $12.29 54,339.0000 86,988,000 1.67% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Common Shares of Beneficial Interest 11111 $0.00 65,450.0000 86,988,000 20.45% 0.01%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 2571 $0.00 0.0000 86,988,000 100.00% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 2571 $0.00 2,571.0000 86,988,000 9999.99% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 1768 $0.00 0.0000 86,988,000 100.00% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 1768 $0.00 1,768.0000 86,988,000 9999.99% 0.00%
Feb. 23, 2026 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 1949 $0.00 1,949.0000 86,988,000 9999.99% 0.00%
Feb. 20, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Common Stock 2130 $0.00 25,505.0000 53,882,000 9.11% 0.00%
Feb. 20, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Performance-Based Restricted Stock Units 2130 $0.00 2,130.0000 53,882,000 9999.99% 0.00%
Feb. 20, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Performance-Based Restricted Stock Units 2130 $0.00 0.0000 53,882,000 100.00% 0.00%
Feb. 20, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 780 $94.33 24,725.0000 53,882,000 3.06% 0.00%
Feb. 14, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 388 $92.01 23,375.0000 53,882,000 1.63% 0.00%
Feb. 12, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Nonstatutory Stock Option (Right to Buy) 7981 $0.00 7,981.0000 53,882,000 9999.99% 0.01%
Feb. 12, 2026 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Common Stock 3142 $0.00 23,763.0000 53,882,000 15.24% 0.01%
Aug. 25, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 4750 $109.56 20,621.0000 53,635,000 18.72% 0.01%
July 25, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer G Common Stock 250 $0.00 25,371.0000 53,635,000 0.98% 0.00%
March 12, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 928 $14.33 50,309.0000 86,815,000 1.81% 0.00%
Feb. 28, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 721 $14.39 51,237.0000 86,815,000 1.39% 0.00%
March 4, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 588 $101.52 25,621.0000 53,356,000 2.24% 0.00%
Feb. 28, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 2110 $103.07 26,209.0000 53,356,000 7.45% 0.00%
Feb. 28, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 329 $102.09 28,319.0000 53,356,000 1.15% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 2257 $0.00 0.0000 86,815,000 100.00% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Common Shares of Beneficial Interest 7973 $0.00 48,696.0000 86,815,000 19.58% 0.01%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 2257 $0.00 50,953.0000 86,815,000 4.63% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 1971 $0.00 52,924.0000 86,815,000 3.87% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 1789 $0.00 54,713.0000 86,815,000 3.38% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 808 $14.07 53,905.0000 86,815,000 1.48% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 706 $14.07 53,199.0000 86,815,000 1.31% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 641 $14.07 52,558.0000 86,815,000 1.20% 0.00%
Feb. 25, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 600 $14.11 51,958.0000 86,815,000 1.14% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 2257 $0.00 2,257.0000 86,815,000 9999.99% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 1971 $0.00 1,971.0000 86,815,000 9999.99% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 1971 $0.00 0.0000 86,815,000 100.00% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 1789 $0.00 1,789.0000 86,815,000 9999.99% 0.00%
Feb. 24, 2025 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 1789 $0.00 0.0000 86,815,000 100.00% 0.00%
Feb. 23, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 917 $101.25 28,992.0000 53,356,000 3.07% 0.00%
Feb. 24, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 344 $101.25 28,648.0000 53,356,000 1.19% 0.00%
Feb. 14, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Nonstatutory Stock Option (Right to Buy) 7204 $0.00 7,204.0000 53,356,000 9999.99% 0.01%
Feb. 14, 2025 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Common Stock 2825 $0.00 29,909.0000 53,356,000 10.43% 0.01%
March 25, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 5255 $89.44 27,084.0000 52,733,000 16.25% 0.01%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 3693 $0.00 38,748.0000 111,700,000 10.53% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 819 $14.28 43,412.0000 111,700,000 1.85% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 1371 $14.28 42,041.0000 111,700,000 3.16% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 1318 $14.28 40,723.0000 111,700,000 3.14% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 2294 $0.00 2,294.0000 111,700,000 9999.99% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 2294 $0.00 0.0000 111,700,000 100.00% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 3841 $0.00 3,841.0000 111,700,000 9999.99% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 3841 $0.00 0.0000 111,700,000 100.00% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Performance-Based Restricted Share Units 3693 $0.00 3,693.0000 111,700,000 9999.99% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Performance-Based Restricted Share Units 3693 $0.00 0.0000 111,700,000 100.00% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 2294 $0.00 31,214.0000 111,700,000 7.93% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer M Common Shares of Beneficial Interest 3841 $0.00 35,055.0000 111,700,000 12.31% 0.00%
March 12, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Common Shares of Beneficial Interest 5483 $0.00 44,231.0000 111,700,000 14.15% 0.00%
Feb. 29, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Performance-Based Restricted Stock Units 4368 $0.00 4,368.0000 52,733,000 9999.99% 0.01%
Feb. 29, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Performance-Based Restricted Stock Units 4368 $0.00 0.0000 52,733,000 100.00% 0.01%
Feb. 29, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Nonstatutory Stock Option (Right to Buy) 6880 $0.00 6,880.0000 52,733,000 9999.99% 0.01%
Feb. 29, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 1559 $83.87 32,339.0000 52,733,000 4.60% 0.00%
Feb. 29, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Common Stock 4368 $0.00 31,146.0000 52,733,000 16.31% 0.01%
Feb. 29, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Common Stock 2752 $0.00 33,898.0000 52,733,000 8.84% 0.01%
Feb. 28, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 719 $13.81 28,920.0000 111,700,000 2.43% 0.00%
Feb. 27, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 343 $87.06 26,960.0000 52,733,000 1.26% 0.00%
Feb. 27, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 182 $87.06 26,778.0000 52,733,000 0.68% 0.00%
Feb. 25, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 598 $13.95 29,639.0000 111,700,000 1.98% 0.00%
Feb. 23, 2024 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 908 $86.77 27,303.0000 52,733,000 3.22% 0.00%
Feb. 17, 2024 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 485 $13.54 30,237.0000 111,700,000 1.58% 0.00%
Dec. 14, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Nonstatutory Stock Option (Right to Buy) 6925 $0.00 75,979.0000 52,561,000 8.35% 0.01%
Dec. 14, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 6925 $89.92 28,211.0000 52,561,000 19.71% 0.01%
Dec. 14, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Common Stock 6925 $18.05 35,136.0000 52,561,000 24.55% 0.01%
June 1, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 6500 $61.52 29,211.0000 53,352,000 18.20% 0.01%
June 2, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer G Common Stock 1000 $0.00 28,211.0000 53,352,000 3.42% 0.00%
March 3, 2023 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 301 $13.01 30,722.0000 91,434,000 0.97% 0.00%
March 3, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer G Common Stock 1000 $0.00 35,711.0000 55,950,000 2.72% 0.00%
Feb. 28, 2023 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer A Common Shares of Beneficial Interest 6043 $0.00 31,023.0000 91,434,000 24.19% 0.01%
Feb. 28, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 2537 $59.04 50,995.0000 55,950,000 4.74% 0.00%
Feb. 27, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 548 $60.74 53,532.0000 55,950,000 1.01% 0.00%
March 1, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 400 $61.34 36,711.0000 55,950,000 1.08% 0.00%
March 1, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer S Common Stock 13884 $60.61 37,111.0000 55,950,000 27.23% 0.02%
Feb. 24, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Performance-Based Restricted Stock Units 10371 $0.00 0.0000 55,950,000 100.00% 0.02%
Feb. 24, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer M Common Stock 10371 $0.00 57,667.0000 55,950,000 21.93% 0.02%
Feb. 24, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Common Stock 2881 $0.00 47,296.0000 55,950,000 6.49% 0.01%
Feb. 24, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 3587 $61.81 54,080.0000 55,950,000 6.22% 0.01%
Feb. 24, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Nonstatutory Stock Option (Right to Buy) 7202 $0.00 7,202.0000 55,950,000 9999.99% 0.01%
Feb. 24, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer A Performance-Based Restricted Stock Units 10371 $0.00 10,371.0000 55,950,000 9999.99% 0.02%
Feb. 27, 2023 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 580 $13.15 24,980.0000 91,434,000 2.27% 0.00%
Feb. 23, 2023 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer F Common Stock 905 $60.97 44,415.0000 55,950,000 2.00% 0.00%
Feb. 17, 2023 PennyMac Mortgage Investment Trust $PMT STARK DEREK Chief Legal Officer F Common Shares of Beneficial Interest 483 $14.25 25,560.0000 91,434,000 1.85% 0.00%
Dec. 22, 2022 PennyMac Financial Services, Inc. $PFSI STARK DEREK Chief Legal Officer G Common Stock 1500 $0.00 45,320.0000 54,968,000 3.20% 0.00%