Insider · CIK 0001718789
Guerrero-Mahon Nilsa
Reports to the SEC for 1 company · CENTENNIAL, CO
Transactions
17
Companies
1
Filings
11
CIK
0001718789
Forms 4 and 5
Insider transactions
| Date | Company | Value |
|---|---|---|
| 2025-08-18 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2024-12-23 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2024-02-15 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2023-03-25 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2022-11-28 | NBNIOCORP DEVELOPMENTS LTDF Tax Payment | −$121K |
| 2022-11-28 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (right to buy)M Exercise/Conversion | — |
| 2022-11-28 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (right to buy)M Exercise/Conversion | — |
| 2022-11-28 | NBNIOCORP DEVELOPMENTS LTDF Tax Payment | −$176K |
| 2022-11-28 | NBNIOCORP DEVELOPMENTS LTDM Exercise/Conversion | +$121K |
| 2022-11-28 | NBNIOCORP DEVELOPMENTS LTDM Exercise/Conversion | +$176K |
| 2021-12-17 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2020-09-18 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2020-09-18 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2020-09-18 | NBNIOCORP DEVELOPMENTS LTDM Exercise/Conversion | +$14.1K |
| 2020-09-18 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2018-11-15 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
| 2017-11-09 | NBNIOCORP DEVELOPMENTS LTD · Director Stock Option (Right to Buy)A Award | — |
Recent filings
- 4Guerrero-Mahon Nilsa0001539497-25-002199SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001539497-24-002712SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001539497-24-000512SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001539497-23-000547SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001539497-22-001875SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001539497-21-002110SEC(opens sec.gov)
- 4/AGuerrero-Mahon Nilsa0001785982-20-000928SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001785982-20-000880SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001785982-20-000890SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001615774-18-013968SEC(opens sec.gov)
- 4Guerrero-Mahon Nilsa0001615774-17-006559SEC(opens sec.gov)
Companies
Address
C/O NIOCORP DEVELOPMENTS LTD. 7000 YOSEMITE STREET, SUITE 115
CENTENNIAL, CO, 80112