Stephen John Kostyk
Investment adviser representative at MML Investors Services, LLC
12 yearsExperience
1 stateRegistered in
$115.6BFirm assets
33 yearsFirm in business
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How the firm charges
Fee types in the public filing. This advisor may not use all of them.
Percentage of assetsHourlyFixed or flat feeOther
Services the firm offers
These describe the firm as a whole, not only this advisor.
- Financial planning
- Portfolio management
- Pension consulting
- Seminars and workshops
Experience
12 years in the industry.
- MML Investors Services, LLCSep 2019 to now
- Massmutual Life Insurance CoJul 2019 to now
- Kostyk Auto Detailing, LLCSep 2018 to Sep 2021
- Lyneer Staffing Solutions/lyneer Search GroupSep 2017 to Mar 2018
- Heffler, Radetich & SaittaSep 2016 to Mar 2017
- Drexel UniversitySep 2014 to Jun 2019
Exams passed
- Series 66 · Uniform Combined State Law2020
State registrations
Registered as an investment adviser representative in 1 state (PA).
MML Investors Services, LLC
$115.6BAssets managed
454,836Clients
5,087Advisers
33 yearsIn business
Official records
SEC data as of Sep 29, 2026. Registrations and firm details can change; confirm current status on the SEC's Investment Adviser Public Disclosure (opens in a new tab) site.
- Individual CRD
- 7175858
- Firm CRD
- 10409