Momentus Inc. (MNTSW) has 19 known insider and institutional holders on record. The largest holder is Quiroga Juan Manuel with 4,136,029 shares. Other notable holders include SRC-NI Holdings LLC and Williams Eric R.
Over the last 12 months, insiders have made 16 transactions in MNTSW stock — 14 buys (valued at RSU Award) and 0 sells (valued at RSU Award). Insider buying has outpaced selling during this period, which may signal confidence in the company's prospects.
MNTSW Insider Ownership
Top Holder
Quiroga Juan Manuel
4,136,029 shares
Buys (12 mo)
14
$0.00 value
Sells (12 mo)
0
$0.00 value
12-Month Transaction Activity
Top Insider Holders
| # |
Name |
Role |
Shares Owned |
Last Filed |
Relative Size |
| 1 |
Quiroga Juan Manuel |
10 Percent Owner, Officer: CIO and Secretary |
4,136,029 |
2020-10-09 |
|
| 2 |
Src-ni Holdings Llc |
10 Percent Owner |
4,136,029 |
2020-10-09 |
|
| 3 |
Williams Eric R |
Chief Financial Officer |
950,251 |
2023-04-24 |
|
| 4 |
Freedman Edward K. |
10 Percent Owner |
176,471 |
2020-10-09 |
|
| 5 |
Kim Jikun |
Chief Financial Officer |
91,620 |
2022-12-21 |
|
| 6 |
Kennedy Fred G Iii |
President |
65,616 |
2022-01-20 |
|
| 7 |
Harms Dawn A. |
Chief Revenue Officer |
44,258 |
2022-01-03 |
|
| 8 |
Rood John C. |
Chief Executive Officer |
22,744 |
2026-03-03 |
|
| 9 |
Reed Kimberly A. |
Director |
16,294 |
2025-07-03 |
|
| 10 |
Hadfield Chris |
Director |
16,294 |
2025-07-03 |
|
| 11 |
Kugler Mitchel B. |
Director |
16,294 |
2025-07-03 |
|
| 12 |
Kabot Brian |
Director |
16,294 |
2025-07-03 |
|
| 13 |
Mercado Victorino |
Director |
16,294 |
2025-07-03 |
|
| 14 |
Reiners Linda J. |
Director |
16,294 |
2025-07-03 |
|
| 15 |
Layman Jon |
Chief Legal Officer |
8,486 |
2026-03-03 |
|
| 16 |
Prime Movers Lab Fund I Lp |
10 Percent Owner |
8,418 |
2023-09-26 |
|
| 17 |
Schwarz Robert E |
Chief Technology Officer |
5,974 |
2026-03-03 |
|
| 18 |
Ensler Lon |
Chief Financial Officer |
3,606 |
2026-03-03 |
|
| 19 |
Ney Paul |
Chief Legal Officer & Corp.sec |
1,375 |
2024-11-22 |
|
Recent Transactions (last 12 months)
| Date |
Name |
Role |
Type |
Shares |
Price |
Value |
| 2026-02-27 |
Ensler Lon |
Chief Financial Officer |
RSU Award |
3,606 |
- |
- |
| 2026-02-27 |
Schwarz Robert E |
Chief Technology Officer |
RSU Award |
5,974 |
- |
- |
| 2026-02-27 |
Rood John C. |
Chief Executive Officer |
RSU Award |
22,744 |
- |
- |
| 2026-02-27 |
Layman Jon |
Chief Legal Officer |
RSU Award |
8,486 |
- |
- |
| 2025-08-01 |
Ensler Lon |
CFO |
RSU Award |
95,000 |
- |
- |
| 2025-08-20 |
Rood John C. |
Chief Executive Officer |
Option Exercise (Sell) |
327 |
- |
- |
| 2025-06-30 |
Schwarz Robert E |
Chief Technology Officer |
RSU Award |
44,809 |
- |
- |
| 2025-06-30 |
Kugler Mitchel B. |
Director |
RSU Award |
16,294 |
- |
- |
| 2025-06-30 |
Reiners Linda J. |
Director |
RSU Award |
16,294 |
- |
- |
| 2025-06-30 |
Reed Kimberly A. |
Director |
RSU Award |
16,294 |
- |
- |
| 2025-06-30 |
Mercado Victorino |
Director |
RSU Award |
16,294 |
- |
- |
| 2025-06-30 |
Rood John C. |
Chief Executive Officer |
RSU Award |
170,580 |
- |
- |
| 2025-04-22 |
Layman Jon |
Chief Legal Officer |
RSU Award |
127,298 |
- |
- |
| 2025-03-04 |
Layman Jon |
Officer |
Unknown |
- |
- |
- |
| 2025-06-30 |
Hadfield Chris |
Director |
RSU Award |
16,294 |
- |
- |
| 2025-06-30 |
Kabot Brian |
Director |
RSU Award |
16,294 |
- |
- |
