Momentus's three largest insider shareholders as of September 29, 2026 are John C. Rood (Chief Executive Officer, 55.47K shares), Jon Layman (Chief Legal Officer, 14.27K shares), Robert E Schwarz (Chief Technology Officer, 6.48K shares).
| # | Insider | Position | Direct | Indirect | Total | Share of Insiders | Last Filed |
|---|---|---|---|---|---|---|---|
| 1 | John C. Rood | Chief Executive Officer | 55,474 | 0 | 55,474 | 54.7% | 21 May, 2026 |
| 2 | Jon Layman | Chief Legal Officer | 14,270 | 0 | 14,270 | 14.1% | 21 May, 2026 |
| 3 | Robert E Schwarz | Chief Technology Officer | 6,476 | 0 | 6,476 | 6.4% | 21 May, 2026 |
| 4 | Lon Ensler | Chief Financial Officer | 5,405 | 0 | 5,405 | 5.3% | 21 May, 2026 |
| 5 | Brian Kabot | Director | 4,708 | 0 | 4,708 | 4.6% | 22 May, 2026 |
| 6 | Chris Hadfield | Director | 0 | 3,500 | 3,500 | 3.5% | 22 May, 2026 |
| 7 | Kimberly A. Reed | Director | 2,115 | 0 | 2,115 | 2.1% | 20 May, 2026 |
| 8 | Linda J. Reiners | Director | 2,115 | 0 | 2,115 | 2.1% | 20 May, 2026 |
| 9 | Victorino Mercado | Director | 2,077 | 0 | 2,077 | 2.0% | 20 May, 2026 |
| 10 | Jikun Kim | Chief Financial Officer | 1,832 | 0 | 1,832 | 1.8% | 21 Dec, 2022 |
| 11 | Dawn A. Harms | Chief Revenue Officer | 1,355 | 0 | 1,355 | 1.3% | 04 Jan, 2023 |
| 12 | Fred G Iii Kennedy | President | 1,312 | 0 | 1,312 | 1.3% | 20 Jan, 2022 |
| 13 | Movers Lab Fund I Lp Prime | TenPercentOwner | 198 | 163 | 361 | 0.4% | 26 Sep, 2023 |
| 14 | Mitchel B. Kugler | Director | 357 | 0 | 357 | 0.4% | 01 Jun, 2022 |
| 15 | Paul Ney | Chief Legal Officer Corp.Sec | 7 | 0 | 7 | 0.0% | 22 Nov, 2024 |
Each row is that insider’s most recently reported position, from Form 4 filings over the last 60 months — which is why this total does not tie to the quarterly series above, where a quarter counts only the insiders who filed in it. Shares held through a fund or institutional portfolio are counted on the institutional ownership page instead.
| Date | Insider | Position | Transaction | Shares | Price | Value | Shares Held After | Ownership |
|---|---|---|---|---|---|---|---|---|
| 21 May, 2026 | Chris Hadfield | Director | Acquired P | 2,000 | $7.19 | $14.38K | 3,500 | Indirect |
| 20 May, 2026 | Brian Kabot | Director | Acquired P | 250 | $5.52 | $1.38K | 4,708 | Direct |
| 19 May, 2026 | Jon Layman | Chief Legal Officer | Acquired A | 14,270 | $0.00 | $0 | 14,270 | Direct |
| 19 May, 2026 | Jon Layman | Chief Legal Officer | Acquired A | 6,457 | $0.00 | $0 | 6,476 | Direct |
| 19 May, 2026 | Lon Ensler | Chief Financial Officer | Acquired A | 5,405 | $0.00 | $0 | 5,405 | Direct |
| 19 May, 2026 | John C. Rood | Chief Executive Officer | Acquired A | 55,350 | $0.00 | $0 | 55,474 | Direct |
| 19 May, 2026 | Robert E Schwarz | Chief Technology Officer | Acquired A | 6,457 | $0.00 | $0 | 6,476 | Direct |
| 19 May, 2026 | John C. Rood | Chief Executive Officer | Acquired A | 40,485 | $0.00 | $0 | 63,299 | Direct |
| 19 May, 2026 | Lon Ensler | Chief Financial Officer | Acquired A | 15,107 | $0.00 | $0 | 23,593 | Direct |
| 19 May, 2026 | Robert E Schwarz | Chief Technology Officer | Acquired A | 10,635 | $0.00 | $0 | 16,609 | Direct |
| 19 May, 2026 | Jon Layman | Chief Legal Officer | Acquired A | 15,107 | $0.00 | $0 | 23,593 | Direct |
| 19 May, 2026 | Jon Layman | Chief Legal Officer | Acquired A | 10,635 | $0.00 | $0 | 16,609 | Direct |
| 18 May, 2026 | Brian Kabot | Director | Acquired M | 913 | $0.00 | $0 | 4,208 | Direct |
| 18 May, 2026 | Linda J. Reiners | Director | Acquired M | 913 | $0.00 | $0 | 2,115 | Direct |
| 18 May, 2026 | Chris Hadfield | Director | Acquired M | 913 | $0.00 | $0 | 1,884 | Direct |
| 18 May, 2026 | Kimberly A. Reed | Director | Acquired M | 913 | $0.00 | $0 | 2,115 | Direct |
| 18 May, 2026 | Mitchel B. Kugler | Director | Acquired A | 6,039 | $0.00 | $0 | 6,039 | Direct |
| 18 May, 2026 | Victorino Mercado | Director | Acquired M | 913 | $0.00 | $0 | 2,077 | Direct |
| 18 May, 2026 | Kimberly A. Reed | Director | Acquired A | 6,039 | $0.00 | $0 | 6,039 | Direct |
| 18 May, 2026 | Victorino Mercado | Director | Acquired A | 6,039 | $0.00 | $0 | 6,039 | Direct |