# Hartline Investment Corporation

> Hartline Investment Corporation is an SEC-registered investment advisory firm in Winnetka, IL, registered since 1990, reporting $500 million to $1 billion in regulatory assets under management in its Form ADV filing dated March 30, 2026.

- CRD: 106923
- Filed as: HARTLINE INVESTMENT CORPORATION
- Legal name: Hartline Investment Corp.
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: Winnetka, IL
- Filing period: October 2026
- Form ADV filing dated: March 30, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/106923
- AdvisorCensus page: https://advisorcensus.com/firm/hartline-investment-corporation-winnetka-il-106923

## Quick answers

**How is Hartline Investment Corporation compensated?**
On its Form ADV (Item 5.E, October 2026), Hartline Investment Corporation reports these compensation arrangements: a percentage of assets under its management.

**Where is Hartline Investment Corporation located?**
Hartline Investment Corporation's principal office is in Winnetka, IL, according to its Form ADV.

**Is Hartline Investment Corporation registered with the SEC or a state?**
Hartline Investment Corporation is an SEC-registered investment advisory firm, registered since 1990. Status as filed: Approved. CRD 106923.

**How much does Hartline Investment Corporation manage?**
Hartline Investment Corporation reports $935,481,549 in regulatory assets under management in its Form ADV filing dated March 30, 2026 (72% discretionary).

**How have Hartline Investment Corporation's assets and staff changed since 2021?**
In the Form ADV data for Hartline Investment Corporation: Regulatory assets under management: $712,988,797 in the October 2021 data and $935,481,549 in the October 2026 data, up 31%. Total employees: 6 in October 2021 and 6 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Hartline Investment Corporation serve?**
By number of clients on Form ADV Item 5.D: individuals (other than high net worth individuals) (158); high net worth individuals (90); charitable organizations (17).

**Which custodians does Hartline Investment Corporation use?**
Hartline Investment Corporation's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Charles Schwab & Co., Inc. and J.P. Morgan Securities LLC as custodians holding 10% or more of its separately managed account assets.

**Does Hartline Investment Corporation 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/106923

**What changed in Hartline Investment Corporation's recent Form ADV filings?**
In the February 2026 filing data: Registered or notice-filed in CA, FL, GA, IL, IN, MI, NC, NH, NY, PA, TX, WA, WV.

## From the Form ADV filing

### Compensation (Item 5.E)
- A percentage of assets under your management

### Custodians (Schedule D, Section 5.K(3))
- Charles Schwab & Co., Inc.
- J.P. Morgan Securities 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: $935,481,549
- Discretionary: $669,337,652
- Non-discretionary: $266,143,897

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Individuals (other than high net worth individuals) | 158 | $35,266,579 |
| High net worth individuals | 90 | $671,866,867 |
| Banking or thrift institutions | 0 | Not reported |
| Investment companies | 0 | Not reported |
| Business development companies | 0 | Not reported |
| Pooled investment vehicles (other than investment companies and business development companies) | 0 | Not reported |
| Pension and profit sharing plans (but not the plan participants or government pension plans) | 1 | $2,629,540 |
| Charitable organizations | 17 | $225,718,563 |
| State or municipal government entities (including government pension plans) | 0 | Not reported |
| Other investment advisers | 0 | Not reported |
| Insurance companies | 0 | Not reported |
| Sovereign wealth funds and foreign official institutions | 0 | Not reported |
| Corporations or other businesses not listed above | 0 | Not reported |
| Other | 0 | Not reported |

### Advisory services (Item 5.G)
- Portfolio management for individuals and/or small businesses
- Portfolio management for businesses (other than small businesses) or institutional clients

### Firm details
- Registered since: 1990 (36 years)
- Employees: 6 total, 3 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: AZ, CA, CO, FL, GA, IL, IN, MI, NC, NH, NY, PA, TX, WA, WV
- Disclosures (Item 11): Reports no disclosure items on Form ADV Item 11.

### Websites listed on Form ADV (Item 1.I)
- hartlineinv.com

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $712,988,797 | 6 | August 16, 2021 |
| October 2022 | $775,409,275 | 6 | March 23, 2022 |
| October 2023 | $497,204,798 | 6 | March 30, 2023 |
| October 2024 | $659,274,146 | 6 | March 27, 2024 |
| October 2025 | $851,474,010 | 6 | March 27, 2025 |
| October 2026 | $935,481,549 | 6 | March 30, 2026 |

Regulatory assets under management: $712,988,797 in the October 2021 data and $935,481,549 in the October 2026 data, up 31%.
Total employees: 6 in October 2021 and 6 in October 2026.

## Changes in the filing (last 12 months)

### February 2026
- Registered or notice-filed in CA, FL, GA, IL, IN, MI, NC, NH, NY, PA, TX, WA, WV.

### January 2026
- No longer registered or notice-filed in CA, FL, GA, IL, IN, MI, NC, NH, NY, PA, TX, WA, WV.

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Hartline Investment Corporation (CRD 106923): Form ADV filing data as of October 2026.