Companies / TMB

TAMBOURAH METALS LTD

ASX:TMBMaterials
251.8M shares on issueASX (delayed) · as of 28 July 2026$0.032price · delayed$7.6Mmarket cap · indicative
C
Dilution grade

Share count grew 204% in 24 months; options/rights overhang 55% of shares; runway 4–8 quarters

Cash runway7.7 quarters of funding
Share-count growth (24m)203.5%
Raise cadence (24m)2 cash raises
Options & rights overhang54.6% of shares
In-the-money supply0.0% of shares
Pending proposed issuesnone

TAMBOURAH METALS LTD's ordinary share count grew 203.5% between September 2024 and February 2026, to 252M shares. The company raised capital twice in that 24-month window for total proceeds of A$1.9M, most recently A$948K in May 2025. Options and rights on issue could convert into 138M new shares, equal to 54.6% of the current share count, with 0% of current shares in the money; the nearest expiry is September 2026. At the March 2026 quarter the company reported A$4.6M in available cash, representing 7.7 quarters of cover. No proposed securities issues (Appendix 3B) are pending.

AI-generated summary of this page's cited filings · updated 28 July 2026
Email me when this grade changes
Alerts are coming soon — this opens a pre-filled email that puts you on the list.
54.6%
Max option dilution
0.0%
ITM option dilution
0
Raises · last 12 months
7.7 qtrs
Cash cover · over 4 quarters

Shares on issue — last 2 years

Ordinary shares on issue
Weekly counts from ASX records. Dots mark cash capital raises. Latest count 251.8M per ASX (delayed) (28 July 2026).
140.2M181.2M222.1MDec 24Sept 25July 26Cash raise · 22 May 2025

Cash runway

7.7 qtrs
More than four quarters of funding at the recent spend rate.
$4.6M available cash at quarter ended 31 Mar 2026 · Runway is computed from Appendix 4C/5B filings and announced raise proceeds.
Paid plan
Cash runway history
Quarterly cash, net spend and cover trend from every Appendix 4C/5B on record up to 31 Mar 2026.
Join the waitlist

Issuance timeline

Latest 5 filings (Appendix 2A quoted issues, 3G unquoted, 3H cancellations)

DateFormSecurityTotal on issue afterSource
27 Feb 20262A · quoted issueTMB : ORDINARY FULLY PAID251.8MAppendix 2A
12 Jan 20262A · quoted issueTMB : ORDINARY FULLY PAID251.6MAppendix 2A
4 Dec 20253G · unquotedTMB : ORDINARY FULLY PAID251.6MAppendix 3G
20 Nov 20252A · quoted issueTMB : ORDINARY FULLY PAID251.6MAppendix 2A
17 Nov 20253H · cancellationTMB : ORDINARY FULLY PAID251.0MAppendix 3H
Paid plan
Full issuance history
Every quoted and unquoted issue and cancellation on record, plus unquoted securities (Appendix 4.2).
Join the waitlist

Capital raises

2 cash raises in the last 24 months · 0 in the last 12 months

$948k
Capital raise
22 May 2025
Paid plan
Full raise history
Issue price, discount, brokers, purpose and tranche detail for every raise on record.
Join the waitlist

Pending proposed issues

No proposed issues (Appendix 3B) currently pending.

Options & convertible securities

54.6%
Total overhang · of current shares
0.0%
In the money · at current price
137.5M
Potential new shares
Sept 2026
Nearest expiry
Paid plan
Per-line options & expiry cliffs
Each option line — code, strike, expiry, quantity and ITM value — plus the expiry-cliff chart.
Join the waitlist

Director dealings

DateDirectorTypeSharesOptionsValueSource
12 June 2026Rita BrooksBuy113k——3Y notice
12 June 2026Rita BrooksOther113k4.0M—3Y notice
10 June 2026Rita BrooksBuy18.3M4.0M—3Y notice
Paid plan
Full dealing history
Every change-of-director's-interest notice on record, with direction and consideration.
Join the waitlist

Ownership

Free account
Top-20 holders & substantial holder notices
Top-20 register snapshot and substantial-holder movements, each linked to its source notice.
Sign up free — coming soon

Latest announcements

26 July 2026$PTMB expands Lithium Projects with CSIRO Collaboration
10 July 2026Drilling Commences at Tambourah King
8 July 2026Investor Webinar
1 July 2026Drilling Planned for Beatty Park Sth
1 July 2026RC Drilling Commences at Tambourah King
18 June 2026Change of Director's Interest Notice and Amendment
16 June 2026Change of Director's Interest Notice
5 May 2026RIU Investor Presentation Sydney
29 Apr 2026$PQuarterly Activities/Appendix 5B Cash Flow Report
27 Apr 2026$PBeatty Park Sth EIS Co-Funding and T1 Drilling
31 Mar 2026AMEC Investor Presentation
23 Mar 2026Change of Director's Interest Notice
15 Mar 2026Half Yearly Report and Accounts
27 Feb 2026Cleansing Statement
27 Feb 2026Application for quotation of securities - TMB
16 Feb 2026$PInvestor Presentation February 2026
11 Feb 2026Drilling Completed at Beatty Park Sth
30 Jan 2026$PQuarterly Activities/Appendix 5B Cash Flow Report
28 Jan 2026$PDrilling to Test New Gold Targets at Beatty Park Sth
21 Jan 2026$PExpanded Gold Targets at Beatty Park Sth

Headlines link to the source PDFs on the ASX announcements platform. Data as of 28 July 2026.