AdvisorCensus / Financial advisors / Massachusetts / Pittsfield / American Investment Services Inc
American Investment Services Inc is an SEC-registered investment advisory firm in Great Barrington, MA, registered since 1979, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated March 31, 2026.
Quick answers
From the filingHow is American Investment Services Inc compensated?
On its Form ADV (Item 5.E, October 2026), American Investment Services Inc reports these compensation arrangements: a percentage of assets under its management.
Where is American Investment Services Inc located?
American Investment Services Inc's principal office is in Great Barrington, MA, according to its Form ADV.
Is American Investment Services Inc registered with the SEC or a state?
American Investment Services Inc is an SEC-registered investment advisory firm, registered since 1979. Status as filed: Approved. CRD 110043.
How much does American Investment Services Inc manage?
American Investment Services Inc reports $1,072,980,569 in regulatory assets under management in its Form ADV filing dated March 31, 2026 (100% discretionary).
How have American Investment Services Inc's assets and staff changed since 2021?
In the Form ADV data for American Investment Services Inc: Regulatory assets under management: $1,183,817,935 in the October 2021 data and $1,072,980,569 in the October 2026 data, down 9%. Total employees: 13 in October 2021 and 10 in October 2026. Assets under management move with markets as well as with clients coming and going.
What types of clients does American Investment Services Inc serve?
By number of clients on Form ADV Item 5.D: individuals (other than high net worth individuals) (202); high net worth individuals (157); charitable organizations (13).
Which custodians does American Investment Services Inc use?
American Investment Services Inc's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Charles Schwab & Co., Inc. as a custodian holding 10% or more of its separately managed account assets.
Does American Investment Services Inc report any disciplinary disclosures?
Reports no disclosure items on Form ADV Item 11. The detail of any item is on the firm's SEC record: https://adviserinfo.sec.gov/firm/summary/110043
What changed in American Investment Services Inc's recent Form ADV filings?
In the April 2026 filing data: Employees performing advisory functions went from 6 to 5. Regulatory assets under management went from $1,295,294,172 to $1,072,980,569 (-17%). Updated its list of owners and control persons (Schedule A).
From the Form ADV filing
Every figure below is as the firm filed it with regulators, as of October 2026.
How the firm is compensated
Item 5.E- A percentage of assets under your management
Item 5.E lists how the firm is compensated for its advice; Items 5.B, 6.A, and 7.A show whether its people or related companies can also earn commissions. Percentage of assets, fixed, hourly, subscription, and performance-based fees come from clients (a performance-based fee depends on investment results); commissions come with a sale or a trade, often from the company behind the product. How fees, commissions, and other arrangements differ
Fees and minimums
Form ADV Part 2ASee the firm's brochure (dated March 31, 2026) for its fees and any account minimum, on the SEC's IAPD site.
Regulatory assets under management
Item 5.F$1,072,980,569 as of October 2026, filing dated March 31, 2026.
A measure of scale, not skill or returns. Discretionary means the firm decides trades; non-discretionary means clients approve each one. What assets under management means
Who the firm serves
Item 5.DA firm with no individual clients is an institutional manager even if it manages billions; the mix tells you whom the practice is built around.
Advisory services
Item 5.G- Portfolio management for individuals and/or small businesses
- Portfolio management for businesses (other than small businesses) or institutional clients
- Selection of other advisers (including private fund managers)
Registration and firm details
Items 1, 2, 5- Registration
- SEC-registered investment adviser. Status as filed: Approved.
- Registered since
- 1979 (47 years)
- Employees
- Total: 10. Performing investment advisory functions: 5.
- Wrap fee program participation
- No.
- Custodians (Schedule D, Section 5.K(3))
-
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.
- States registered or notice-filed
-
25 states or jurisdictions
SEC-registered investment advisers are examined by the SEC. SEC, state, and exempt registration
Disclosures
Item 11None Reports no disclosure items on Form ADV Item 11. View on IAPD.
Item 11 asks about criminal, regulatory, and civil events involving the firm and its advisory personnel. The detail of each yes answer is on the IAPD record. Reading a firm's disclosures
Assets and staff over time
Items 5.A, 5.F| Data period | Assets under management | Employees | Filing dated |
|---|---|---|---|
| October 2026 | $1,072,980,569 | 10 | March 31, 2026 |
| October 2025 | $1,295,294,172 | 10 | March 31, 2025 |
| October 2024 | $1,243,691,845 | 11 | March 29, 2024 |
| October 2023 | $1,203,447,677 | 11 | March 31, 2023 |
| October 2022 | $1,283,076,209 | 13 | March 30, 2022 |
| October 2021 | $1,183,817,935 | 13 | July 1, 2021 |
Regulatory assets under management: $1,183,817,935 in the October 2021 data and $1,072,980,569 in the October 2026 data, down 9%.
Total employees: 13 in October 2021 and 10 in October 2026.
As filed in each year's data for the same month. Assets under management move with markets as well as with clients coming and going; they measure scale, not skill or returns. Most firms update these figures once a year.
Changes in the filing
Last 12 months- April 2026
- Employees performing advisory functions went from 6 to 5.
- Regulatory assets under management went from $1,295,294,172 to $1,072,980,569 (-17%).
- Updated its list of owners and control persons (Schedule A).
Compared month to month from the SEC's monthly adviser data and the state compilation feed. Owners and control persons are summarized, never named.
Websites listed on Form ADV
Item 1.ISource: Form ADV, as of October 2026. Values appear as filed; a value the firm did not report is shown as "Not reported."
Cite this page
AdvisorCensus. American Investment Services Inc (CRD 110043): Form ADV filing data as of October 2026. https://advisorcensus.com/firm/american-investment-services-inc-great-barrington-ma-110043