HAMMER TODD B (CIK 1283775) reported 24 SEC Form 4 insider transactions across 3 companies over the past 18 months (most recent 2026-06-23). Recent activity: Buy GUER (15,625 shares), Buy LNSR (17,421 shares), Sell LPTH (55,284 shares), Sell LPTH (83,052 shares), Sell LPTH (45,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-23 | Guerrilla RF, Inc. (GUER) | Director | Buy | 15,625 | $47,656 |
| 2026-06-05 | LENSAR, Inc. (LNSR) | Director | Buy | 17,421 | $0 |
| 2026-05-20 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 55,284 | $681,099 |
| 2026-05-14 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 83,052 | $1.0M |
| 2026-05-14 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 45,000 | $553,050 |
| 2026-05-14 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 165,000 | $2.0M |
| 2026-03-26 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 54,557 | $657,957 |
| 2026-03-26 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Buy | 740,000 | $1.6M |
| 2026-03-26 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 302,352 | $3.7M |
| 2026-03-19 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 104,454 | $1.3M |
| 2026-03-19 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 16,000 | $192,000 |
| 2026-03-04 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 238,991 | $2.9M |
| 2026-03-04 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Buy | 740,000 | $1.6M |
| 2026-03-04 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 381,004 | $4.6M |
| 2026-03-04 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 55,000 | $664,950 |
| 2026-02-27 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 300,092 | $3.7M |
| 2026-02-24 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Buy | 1.3M | $2.7M |
| 2026-02-24 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 218,811 | $2.9M |
| 2026-02-24 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 376,762 | $4.6M |
| 2026-02-24 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 6,500 | $78,065 |
| 2026-02-24 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 131,281 | $1.6M |
| 2026-01-07 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Buy | 3.5M | $9.0M |
| 2026-01-07 | LIGHTPATH TECHNOLOGIES INC (LPTH) | Insider | Sell | 770,321 | $9.0M |
| 2025-05-28 | LENSAR, Inc. (LNSR) | Director | Buy | 7,374 | $0 |
Source: SEC Form 4 filings · as of 2026-06-23