Mac Armstrong serves as Executive at Palomar Holdings, Inc., where they oversee executive responsibilities. Since joining the company, Mac Armstrong has executed 150 insider transactions totaling $45.6M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jan 28, 2026 involved receiving (via award) 21,539 shares valued at $0.
Mac Armstrong currently holds 21,539 shares of Palomar Holdings, Inc. (PLMR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Mac Armstrong has been a net seller of PLMR stock. They have purchased $0 and sold $45.6M worth of shares.
Mac Armstrong's most recent insider trade was on Jan 28, 2026, when they sold 21,539 shares at $0.00 per share.
Get notified when new Form 4 filings are submitted
| $119.88 |
| Discretionary |
| Jan 28, 2026 | PLMR | $0 | Option Exercise | 22,907 | $N/A | Discretionary |
| Jan 15, 2026 | PLMR | $0 | Option Exercise | 6,250 | $N/A | Discretionary |
| Jan 15, 2026 | PLMR | $300.3K | Sale | 2,310 | $130.00 | Discretionary |
| Jan 15, 2026 | PLMR | $0 | Option Exercise | 6,250 | $N/A | Discretionary |
| Dec 22, 2025 | PLMR | $108.0K | Sale | 800 | $135.04 | Discretionary |
| Dec 22, 2025 | PLMR | $330.6K | Sale | 2,432 | $135.95 | Discretionary |
| Dec 22, 2025 | PLMR | $241.0K | Sale | 1,757 | $137.15 | Discretionary |
| Dec 22, 2025 | PLMR | $1.5K | Sale | 11 | $137.64 | Discretionary |
| Nov 21, 2025 | PLMR | $384.3K | Sale | 3,124 | $123.01 | Discretionary |
| Nov 21, 2025 | PLMR | $36.1K | Sale | 300 | $120.34 | Discretionary |
| Nov 21, 2025 | PLMR | $85.3K | Sale | 700 | $121.87 | Discretionary |
| Nov 21, 2025 | PLMR | $108.6K | Sale | 876 | $123.98 | Discretionary |
| Nov 14, 2025 | PLMR | $0 | Gift | 4,000 | $N/A | Discretionary |
| Oct 21, 2025 | PLMR | $234.1K | Sale | 2,037 | $114.94 | Discretionary |
| Oct 21, 2025 | PLMR | $7.1K | Sale | 63 | $113.10 | Discretionary |
| Oct 21, 2025 | PLMR | $335.3K | Sale | 2,900 | $115.62 | Discretionary |
| Oct 15, 2025 | PLMR | $373.6K | Sale | 3,218 | $116.10 | Discretionary |
| Oct 15, 2025 | PLMR | $0 | Option Exercise | 6,250 | $N/A | Discretionary |
| Sep 22, 2025 | PLMR | $314.3K | Sale | 2,700 | $116.42 | Discretionary |
| Sep 22, 2025 | PLMR | $265.7K | Sale | 2,300 | $115.54 | Discretionary |
| Aug 21, 2025 | PLMR | $126.1K | Sale | 1,000 | $126.09 | Discretionary |
| Aug 21, 2025 | PLMR | $75.1K | Sale | 600 | $125.13 | Discretionary |
| Aug 21, 2025 | PLMR | $431.6K | Sale | 3,400 | $126.95 | Discretionary |
| Jul 15, 2025 | PLMR | $456.6K | Sale | 3,191 | $143.10 | Discretionary |
| Jul 15, 2025 | PLMR | $0 | Option Exercise | 6,250 | $N/A | Discretionary |
| Sep 23, 2024 | PLMR | $30.1K | Sale | 314 | $95.84 | Planned |
| Sep 23, 2024 | PLMR | $638.3K | Sale | 6,686 | $95.47 | Planned |
| Aug 21, 2024 | PLMR | $293.4K | Sale | 3,110 | $94.34 | Planned |