![Otto Buttula](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Otto Buttula
No open positions remaining
Net worth: 3 M $ as of 2026-05-30
Profile
Otto Leslie Steven Buttula was the founder of IWL Ltd., founded in 1997, and served as Chief Executive Officer from 1997 to 2011.
Mr. Buttula is also the founder of Investors Mutual Ltd.,Lonsdale Securities Ltd...
Former jobs include Chairman at OncoSil Medical Ltd. from 2021 to 2023, Non-Executive Chairman at HUB24 Ltd. from 2009 to 2012, Non-Executive Chairman at HitIQ Ltd. from 2021 to 2023, Non-Executive Chairman at Rhythm Biosciences Ltd. from 2024 to 2025, Non-Executive Director at Imugene Ltd. from 2014 to 2016, and Director at Diversa Pty Ltd. from 1999 to 2002.
Education includes undergraduate studies at Monash University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-08-21 | 36,384,575 ( 9.99% ) | 3 M $ | 2026-05-30 |
Former positions of Otto Buttula
| Companies | Position | End |
|---|---|---|
| RHYTHM BIOSCIENCES LIMITED | Chairman | 2025-11-04 |
| HITIQ LIMITED | Chairman | 2023-11-26 |
| ONCOSIL MEDICAL LIMITED | Chairman | 2023-08-30 |
| IMUGENE LIMITED | Director/Board Member | 2015-12-31 |
| HUB24 LIMITED | Chairman | 2012-07-24 |
Training of Otto Buttula
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
31
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Imugene Ltd.
 Imugene Ltd. BiotechnologyHealth Technology Operates as a a clinical stage immuno-oncology company | Health Technology |
IWL Ltd.
 IWL Ltd. Internet Software/ServicesTechnology Services Provides financial information services | Technology Services |
Investors Mutual Ltd.
 Investors Mutual Ltd. Investment ManagersFinance IML applies a conservative quality and value-based investment style with a long-term focus and aims to deliver consistent returns for clients. The firm utilizes active, bottom-up approach to identifying, researching and valuing companies. Their approach is systematic, disciplined and focuses on finding companies that meet their investment quality criteria and then determining an appropriate valuation for those companies. | Finance |
Diversa Pty Ltd.
 Diversa Pty Ltd. Investment ManagersFinance Provides investment management and financial services | Finance |
Monash University
 Monash University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
OncoSil Medical Ltd.
 OncoSil Medical Ltd. Medical SpecialtiesHealth Technology Develops and commercializes neurology services including those for pancreatic cancer | Health Technology |
HUB24 Ltd.
 HUB24 Ltd. Packaged SoftwareTechnology Services Engages in the provision of investment and superannuation portfolio administration and licensee services | Technology Services |
Rhythm Biosciences Ltd.
 Rhythm Biosciences Ltd. Medical SpecialtiesHealth Technology Engages in developing and distributing medical diagnostics technology | Health Technology |
Lonsdale Securities Ltd. | |
HitIQ Ltd.
 HitIQ Ltd. Recreational ProductsConsumer Durables Manufactures mouth guard products for sports industry | Consumer Durables |
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