# Cohen Klingenstein, LLC

> Cohen Klingenstein, LLC is an SEC-registered investment advisory firm in New York, NY, registered since 2008, reporting $1 billion to $5 billion in regulatory assets under management in its Form ADV filing dated March 23, 2026.

- CRD: 148428
- Filed as: COHEN KLINGENSTEIN, LLC
- Registration: SEC-registered investment adviser (status as filed: Approved)
- Location: New York, NY
- Filing period: October 2026
- Form ADV filing dated: March 23, 2026
- SEC record (IAPD): https://adviserinfo.sec.gov/firm/summary/148428
- AdvisorCensus page: https://advisorcensus.com/firm/cohen-klingenstein-llc-new-york-ny-148428

## Quick answers

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

**Where is Cohen Klingenstein, LLC located?**
Cohen Klingenstein, LLC's principal office is in New York, NY, according to its Form ADV.

**Is Cohen Klingenstein, LLC registered with the SEC or a state?**
Cohen Klingenstein, LLC is an SEC-registered investment advisory firm, registered since 2008. Status as filed: Approved. CRD 148428.

**How much does Cohen Klingenstein, LLC manage?**
Cohen Klingenstein, LLC reports $3,391,536,316 in regulatory assets under management in its Form ADV filing dated March 23, 2026 (100% discretionary).

**How have Cohen Klingenstein, LLC's assets and staff changed since 2021?**
In the Form ADV data for Cohen Klingenstein, LLC: Regulatory assets under management: $2,565,465,653 in the October 2021 data and $3,391,536,316 in the October 2026 data, up 32%. Total employees: 7 in October 2021 and 7 in October 2026. Assets under management move with markets as well as with clients coming and going.

**What types of clients does Cohen Klingenstein, LLC serve?**
By number of clients on Form ADV Item 5.D: high net worth individuals (76); individuals (other than high net worth individuals) (14); charitable organizations (10).

**Which custodians does Cohen Klingenstein, LLC use?**
Cohen Klingenstein, LLC's most recent Form ADV filing (Schedule D, Section 5.K(3)) lists Oppenheimer & Co. Inc. as a custodian holding 10% or more of its separately managed account assets.

**Does Cohen Klingenstein, LLC report any disciplinary disclosures?**
Reports 3 disclosure items on Form ADV Item 11: yes answers to 11.C(2) (SEC or CFTC finding of a violation), 11.C(4) (SEC or CFTC order), and 11.C(5) (SEC or CFTC civil money penalty or cease-and-desist order). 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/148428

**What changed in Cohen Klingenstein, LLC's recent Form ADV filings?**
In the April 2026 filing data: Regulatory assets under management went from $2,991,839,019 to $3,391,536,316 (+13%).

## From the Form ADV filing

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

### Custodians (Schedule D, Section 5.K(3))
- Oppenheimer & Co. Inc.

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: $3,391,536,316
- Discretionary: $3,391,536,316
- Non-discretionary: $0

### Clients (Item 5.D)

| Client type | Clients | Assets |
| --- | --- | --- |
| Individuals (other than high net worth individuals) | 14 | $3,737,644 |
| High net worth individuals | 76 | $134,287,646 |
| Pooled investment vehicles (other than investment companies and business development companies) | 6 | $2,272,315,241 |
| Pension and profit sharing plans (but not the plan participants or government pension plans) | Fewer than 5 | $13,069,744 |
| Charitable organizations | 10 | $962,331,764 |
| Other | 6 | $5,794,277 |

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

### Firm details
- Registered since: 2008 (18 years)
- Employees: 7 total, 3 performing advisory functions
- Wrap fee program participation: No
- States registered or notice-filed: CT, DC, NY
- Disclosures (Item 11): Reports 3 disclosure items on Form ADV Item 11.

### Item 11 questions answered yes
- 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?

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/148428

## Assets and staff over time

| Data period | Regulatory assets under management | Employees | Filing dated |
| --- | --- | --- | --- |
| October 2021 | $2,565,465,653 | 7 | September 17, 2021 |
| October 2022 | $2,622,816,214 | 7 | March 30, 2022 |
| October 2023 | $2,056,021,795 | 7 | March 29, 2023 |
| October 2024 | $2,531,915,651 | 7 | March 25, 2024 |
| October 2025 | $2,991,839,019 | 7 | March 28, 2025 |
| October 2026 | $3,391,536,316 | 7 | March 23, 2026 |

Regulatory assets under management: $2,565,465,653 in the October 2021 data and $3,391,536,316 in the October 2026 data, up 32%.
Total employees: 7 in October 2021 and 7 in October 2026.

## Changes in the filing (last 12 months)

### April 2026
- Regulatory assets under management went from $2,991,839,019 to $3,391,536,316 (+13%).

## Source

Form ADV as filed, October 2026. Values appear as filed. Cite as: AdvisorCensus. Cohen Klingenstein, LLC (CRD 148428): Form ADV filing data as of October 2026.