Sadie Lynn Johnson
Investment Adviser Representative at Principal Asset Management
Professional summary
Compiled by AdvisorFinder from public regulatory records. This advisor has not provided a personal biography.
Sadie Lynn Johnson is an investment adviser representative with Principal Asset Management in Des Moines, IA, where they have been registered since 2023. They have worked in the securities industry since 2022 and were previously registered with American Express Financial Advisors, Inc. They have passed 4 industry qualification exams, including the Series 66 (combined investment adviser and state securities agent), Series 7 (general securities representative), and Series 24 (general securities principal). They are registered to provide investment advice in Iowa.
Office
Advisors at this office: 31
Branch office as filed with FINRA, counting current advisors in the directory who work there.
Registrations & licenses
- Investment adviser:
- Iowa
- Broker:
1 state or territory
Iowa
Registration requirements vary by state and service. Contact the advisor's firm to confirm whether they can serve you.
Financial-firm registration history
Registration history as reported to FINRA, most recent first.
Reported employment history
Employment the advisor reported on their SEC/FINRA filings, as of October 8, 2026. It may not be a complete history.
- PrincipalMar 2022 – Jan 2023Des Moines, IA
- Iowa State UniversityJan 2007 – Mar 2022Ames, IA
- Principal Funds DistributorJan 2023 – no end date reportedDes Moines, IA
- Principal Asset ManagementMar 2023 – no end date reportedDes Moines, IA
Official records & sources
Data as of August 10, 2026 · Source: SEC IAPD & FINRA BrokerCheck
About Principal Asset Management
These details describe the firm overall. Individual advisors' services, clients, and fees may differ.
Fee arrangements the firm reports
- Percentage of assets under management
- Fixed fee
- Performance-based fees
- Other
Arrangements the firm reports on its Form ADV; this advisor may not charge every fee listed. Estimated from the firm's Form ADV — individual terms may differ. Not a quote.
Services the firm offers
Client types the firm serves
Firm assets under management
$25B+
- Firm disclosures (Form ADV)
- No disciplinary history reportedVerify on SEC IAPD
- Advisors listed on AdvisorFinder:
- 124
- Offices listed on AdvisorFinder:
- 20
- Main office:
- Des Moines, IA
- SEC file number:
- 801-55959
Counts reflect AdvisorFinder directory coverage, not necessarily the firm's complete network.
Form ADV data as of May 28, 2026
View full firm profileOther advisors at Principal Asset Management
Showing 12 of 124 in the directory
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This profile was compiled and published by AdvisorFinder as editorial content using publicly available information from the SEC's IAPD database and FINRA BrokerCheck. Sadie Lynn Johnson has not reviewed, approved, or endorsed this profile and is not responsible for its accuracy. Regulatory records change over time — always verify the current record directly on BrokerCheck or SEC.gov before making any decision. AdvisorFinder may be compensated for referrals generated through this page.
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