# SPC

> SPC is an SEC-registered investment advisory firm in Ann Arbor, MI, registered since 1984, reporting over $5 billion in regulatory assets under management in its Form ADV filing dated May 7, 2026.

- CRD: 110692
- Legal name: Sigma Planning Corporation
- Also doing business as: SPC
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Ann Arbor, MI
- Filing period: October 2026
- Form ADV filing dated: May 7, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/110692
- AdvisorCensus page: https://advisorcensus.com/firm/spc-ann-arbor-mi-110692

## Quick answers

**How is SPC compensated?**
On its Form ADV (Item 5.E, October 2026), SPC reports these compensation arrangements: a percentage of assets under its management; hourly charges; fixed fees (other than subscription fees); other.

**Where is SPC located?**
SPC's principal office is in Ann Arbor, MI, according to its Form ADV; the June 2026 filing also lists 20 other offices (Schedule D, Section 1.F).

**Is SPC registered with the SEC or a state?**
SPC is an SEC-registered investment advisory firm, registered since 1984. Status as filed: Approved. CRD 110692.

**How much does SPC manage?**
SPC reports $6,102,465,817 in regulatory assets under management in its Form ADV filing dated May 7, 2026 (100% discretionary).

**How have SPC's assets and staff changed since 2021?**
In the Form ADV data for SPC: Regulatory assets under management: $5,588,131,423 in the October 2021 data and $6,102,465,817 in the October 2026 data, up 9%. Total employees: 720 in October 2021 and 471 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does SPC serve?**
By number of clients on Form ADV Item 5.D: individuals (other than high net worth individuals) (29,763); high net worth individuals (832); pension and profit sharing plans (but not the plan participants or government pension plans) (190).

**Which custodians does SPC use?**
SPC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists National Financial Services LLC as a custodian holding 10% or more of its separately managed account assets.

**Does SPC report any disciplinary disclosures?**
Reports 7 disclosure items on Form ADV Item 11: yes answers to 7 questions about regulatory matters (11.C(1), 11.C(2), 11.C(4), 11.C(5), 11.D(1), 11.D(2), 11.D(4)). Each question covers the firm and its advisory affiliates, and one event can produce several yes answers. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/110692

**What changed in SPC's recent Form ADV filings?**
In the June 2026 filing data: Updated its list of owners and control persons (Schedule A).

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management
- Hourly charges
- Fixed fees (other than subscription fees)
- Other

### Custodians (Schedule D, Section 5.K(3))
- National Financial Services LLC

Custodians holding 10% or more of the firm's separately managed account assets, as filed on Form ADV (Schedule D, Section 5.K(3)). A custodian holds client assets; it does not endorse or supervise the firm. AdvisorCensus has no relationship with any custodian.

### Regulatory assets under management (Item 5.F)
- Total: $6,102,465,817
- Discretionary: $6,101,268,700
- Non-discretionary: $1,197,117

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Individuals (other than high net worth individuals) | 29,763 | $4,144,535,152 |
| High net worth individuals | 832 | $1,732,152,774 |
| Banking or thrift institutions | 0 | $0 |
| Investment companies | 0 | $0 |
| Business development companies | 0 | $0 |
| Pooled investment vehicles (other than investment companies and business development companies) | 0 | $0 |
| Pension and profit sharing plans (but not the plan participants or government pension plans) | 190 | $28,012,908 |
| Charitable organizations | 21 | $8,179,837 |
| State or municipal government entities (including government pension plans) | 10 | $0 |
| Other investment advisers | 0 | $0 |
| Insurance companies | 0 | $0 |
| Sovereign wealth funds and foreign official institutions | 0 | $0 |
| Corporations or other businesses not listed above | 100 | $189,585,146 |
| Other | 0 | $0 |

### Advisory services (Item 5.G)
- Financial planning services
- Portfolio management for individuals and/or small businesses
- Portfolio management for businesses (other than small businesses) or institutional clients
- Pension consulting services
- Selection of other advisers (including private fund managers)
- Educational seminars/workshops
- Other

### Firm details
- Registered since: 1984 (42 years)
- Employees: 471 total, 471 performing advisory functions
- Wrap fee program participation: Yes
- States registered or notice-filed: AK, AL, AR, AZ, CA, CO, CT, DC, DE, FL, GA, HI, IA, ID, IL, IN, KS, KY, LA, MA, MD, ME, MI, MN, MO, MS, MT, NC, ND, NE, NH, NJ, NM, NV, NY, OH, OK, OR, PA, PR, RI, SC, SD, TN, TX, UT, VA, VI, VT, WA, WI, WV, WY
- Disclosures (Item 11): Reports 7 disclosure items on Form ADV Item 11.

### Item 11 questions answered yes
- 11.C(1): Has the SEC or the CFTC ever found that the firm or an advisory affiliate made a false statement or omission?
- 11.C(2): Has the SEC or the CFTC ever found that the firm or an advisory affiliate was involved in a violation of SEC or CFTC regulations or statutes?
- 11.C(4): Has the SEC or the CFTC ever entered an order against the firm or an advisory affiliate in connection with investment-related activity?
- 11.C(5): Has the SEC or the CFTC ever imposed a civil money penalty on the firm or an advisory affiliate, or ordered the firm or an advisory affiliate to cease and desist from an activity?
- 11.D(1): Has another federal regulator, a state regulator, or a foreign financial regulator ever found that the firm or an advisory affiliate made a false statement or omission, or was dishonest, unfair, or unethical?
- 11.D(2): Has another federal regulator, a state regulator, or a foreign financial regulator ever found that the firm or an advisory affiliate was involved in a violation of investment-related regulations or statutes?
- 11.D(4): In the past ten years, has another federal regulator, a state regulator, or a foreign financial regulator entered an order against the firm or an advisory affiliate in connection with investment-related activity?

Each question covers the firm and its advisory affiliates: its current employees other than clerical staff, its officers, partners, and directors, and anyone who controls the firm or is controlled by it. One event can produce yes answers to several questions. SEC-registered advisers and exempt reporting advisers may leave out events more than ten years old, and may answer 11.A(2) and 11.B(2) for pending charges only. The detail of each yes answer is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/110692

### Other offices (Schedule D, Section 1.F), as of the June 2026 filing
- Adrian, MI
- Allen Park, MI
- Cedar Knolls, NJ
- Cedar Park, TX
- Colorado Springs, CO
- Farmington Hills, MI
- Florence, KY
- Irvine, CA
- Knox, IN
- Lansing, MI
- Lebanon, PA
- Mt. Prospect, IL
- New Boston, MI
- Novi, MI
- Okemos, MI
- Orange, CA
- Plymouth Meeting, PA
- Southgate, MI
- Troy, MI
- Walnut Creek, CA

### Websites listed on Form ADV (Item 1.I)
- axtella.com
- internal.bdops.com
- parkland4clients.com
- parklandsecurities.com
- sigma4clients.com
- sigmafinancial.com
- spc4clients.com
- Facebook @DiscoverAxtella
- Instagram @axtella_
- LinkedIn @axtella300
- LinkedIn @sigma-financial-corporation
- TikTok @axtella_
- X @axtella_
- YouTube @UCZ-mL-B8_XrtvEdehKaQhJQ

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $5,588,131,423 | 720 | May 10, 2021 |
| October 2022 | $6,859,365,285 | 628 | September 15, 2022 |
| October 2023 | $5,964,256,852 | 610 | September 25, 2023 |
| October 2024 | $5,562,939,194 | 470 | July 1, 2024 |
| October 2025 | $5,655,661,675 | 462 | April 24, 2025 |
| October 2026 | $6,102,465,817 | 471 | May 7, 2026 |

Regulatory assets under management: $5,588,131,423 in the October 2021 data and $6,102,465,817 in the October 2026 data, up 9%.
Total employees: 720 in October 2021 and 471 in October 2026.

## Changes in the filing (last 12 months)

### June 2026
- Updated its list of owners and control persons (Schedule A).

### April 2026
- Employees performing advisory functions went from 462 to 471.
- Changed its office addresses in Lansing, MI.
- Added an office in Farmington Hills, MI.
- Added an office in Lebanon, PA.
- Added an office in Southgate, MI.
- No longer lists an office in Englewood, CO.
- No longer lists an office in Ottumwa, IA.
- No longer lists an office in Plainfield, IN.
- Updated its list of owners and control persons (Schedule A).

### February 2026
- Its Item 11 disclosure answers changed (now yes: 11.D(1), 11.D(2), 11.D(4); now no: 11.E(1), 11.E(2), 11.E(4)).

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. SPC (CRD 110692): Form ADV filing data as of October 2026.