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Mark Clements

Chief Investment Officer at OASIS Investment Strategies

No current adviser or broker registrationUpdated

Mark Clements is Chief Investment Officer of Oasis Investment Strategies LLC, a Chicago investment adviser managing $5.73B. Mark Clements has past investment-adviser registrations through 1 firm.

1
Past adviser firms

From the IAPD record, checked 22 October 2026SEC record

Career

Mark Clements has been Chief Investment Officer of OASIS Investment Strategies since December 2018, is not listed as a control person, but directly owns under 5% of the firm.

Oasis Investment Strategies LLC is a Chicago, IL firm with $5.73B under management, 4 clients and 3 advisers in one office, as of its August 2026 filing.

Mark Clements is Chief Investment Officer and Senior Portfolio Manager of OASIS Investment Strategies. He has 20 years of investment industry experience and is responsible for developing and executing the short-term fixed income investment strategies for client portfolios. He was Vice President and Portfolio Manager of Horizon Cash Management LLC for 10 years before joining OASIS.

  1. – · 12 years
    Chicago, IL · Adviser representative · Firm CRD 152957

Credentials and registrations

Examinations

No examinations are on Mark Clements’s record.

Key facts

Full name
Mark Thomas Clements
CRD
2648697
Firm
OASIS Investment Strategies · CRD 152957
Role
Chief Investment Officer
Registration
No current adviser or broker registration
Disciplinary history
Not yet shown here · SEC record
Firm bio
rjoasis.com

Common questions

Where does Mark Clements work?

Mark Clements has been Chief Investment Officer of Oasis Investment Strategies LLC since December 2018.

Source: Form ADV, Schedule A, filed 7 August 2026

Does Mark Clements have a current investment-adviser registration?

Mark Clements has no current investment-adviser or broker registration.

Source: IAPD individual record, checked 22 October 2026

Where was Mark Clements previously registered as an investment adviser?

Mark Clements has past investment-adviser registrations through Oasis Investment Strategies LLC, April 2011 to December 2023, across 1 firm.

Source: IAPD individual record, checked 22 October 2026

Is Mark Clements registered with FINRA?

No. Mark Clements has no current broker registration.

Source: IAPD individual record, checked 22 October 2026

How can I verify Mark Clements’ record?

Search CRD 2648697 on the SEC’s adviser search (adviserinfo.sec.gov), which publishes Mark Clements’ full registration record.

Source: IAPD individual record, checked 22 October 2026

Leadership at OASIS Investment Strategies

Sources

  1. IAPD individual record, CRD 2648697, checked 22 October 2026. Registration status, employment history and examinations.
  2. Form ADV Part 1A, Schedules A and B of Oasis Investment Strategies LLC, filed 7 August 2026. Title, control and ownership bands.
  3. OASIS Investment Strategies team page. Biography, education, credentials, awards.