Updated Jul 16, 2026
STARK DEREK is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days. Lifetime open-market sales: $788K.

Derek Stark serves as the Chief Legal Officer at PennyMac Financial Services, Inc., a company specializing in residential mortgage loans. He has been involved in the company's legal and compliance matters as indicated by his role and SEC filings.
| Role | Chief Legal Officer |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-16 | PMT | PennyMac Mortgage Investment Trust | F — Tax withholding / forfeiture | 931 | $11.89 | $11K |
| 2026-03-04 | PFSI | PennyMac Financial Services, Inc. | S — Open-market sale [10b5-1] | 1.1K | $87.66 | $93K |
| 2026-03-04 | PFSI | PennyMac Financial Services, Inc. | F — Tax withholding / forfeiture [10b5-1] | 467 | $91.93 | $43K |
| 2026-03-03 | PMT | PennyMac Mortgage Investment Trust | F — Tax withholding / forfeiture | 1.0K | $12.26 | $13K |
| 2026-02-27 | PMT | PennyMac Mortgage Investment Trust | F — Tax withholding / forfeiture | 954 | $12.15 | $12K |
| 2026-02-27 | PFSI | PennyMac Financial Services, Inc. | S — Open-market sale [10b5-1] | 1.9K | $91.50 | $174K |
| 2026-02-27 | PFSI | PennyMac Financial Services, Inc. | F — Tax withholding / forfeiture [10b5-1] | 345 | $90.33 | $31K |
| 2026-02-26 | PMT | PennyMac Mortgage Investment Trust | A — Grant or award | 11.1K | $0.00 | |
| 2026-02-26 | PMT | PennyMac Mortgage Investment Trust | F — Tax withholding / forfeiture | 923 | $12.29 | $11K |
| 2026-02-26 | PMT | PennyMac Mortgage Investment Trust | F — Tax withholding / forfeiture | 635 | $12.29 | $8K |
| 2026-02-26 | PMT | PennyMac Mortgage Investment Trust | F — Tax withholding / forfeiture | 700 | $12.29 | $9K |
| 2026-02-26 | PMT | PennyMac Mortgage Investment Trust | M — Option exercise | 2.6K | $0.00 | |
| 2026-02-26 | PMT | PennyMac Mortgage Investment Trust | M — Option exercise | 1.8K | $0.00 | |
| 2026-02-26 | PMT | PennyMac Mortgage Investment Trust | M — Option exercise | 1.9K | $0.00 | |
| 2026-02-24 | PFSI | PennyMac Financial Services, Inc. | F — Tax withholding / forfeiture | 780 | $94.33 | $74K |
| 2026-02-24 | PFSI | PennyMac Financial Services, Inc. | M — Option exercise | 2.1K | $0.00 | |
| 2026-02-19 | PFSI | PennyMac Financial Services, Inc. | F — Tax withholding / forfeiture | 388 | $92.01 | $36K |
| 2026-02-17 | PFSI | PennyMac Financial Services, Inc. | A — Grant or award | 3.1K | $0.00 | |
| 2025-08-25 | PFSI | PennyMac Financial Services, Inc. | S — Open-market sale | 4.8K | $109.56 | $520K |
| 2025-07-25 | PFSI | PennyMac Financial Services, Inc. | G — Bona-fide gift | 250 | $0.00 |
Derek Stark serves as the Chief Legal Officer at PennyMac Financial Services, Inc., a company specializing in residential mortgage loans. He has been involved in the company's legal and compliance matters as indicated by his role and SEC filings.…
Recorded transactions: 0 open-market purchases () and 3 open-market sales ($788K) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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