Arthur M. Cohen & Associates Llc
- Regulatory AUM
- $1.1B
- Discretionary
- $1.1B
- Clients
- 191
- Avg AUM / client
- $5.8M
- Accounts
- 837
- Employees
- 5
AUM over time
Reported AUM from Form ADV filings, plotted by filing date · as of Apr 17, 2026
Investments (13F portfolio — 127 positions, $562,552,155)
13F period Mar 31, 2026| # | Issuer | Class | Value | Shares | % of 13F | % of AUM |
|---|---|---|---|---|---|---|
| 1 | Nvidia Corporation | COM | $61,037,888 | 345,392 | 10.9% | 5.49% |
| 2 | Apple Inc | COM | $42,514,589 | 166,319 | 7.56% | 3.82% |
| 3 | Alphabet Inc | CAP STK CL C | $36,771,830 | 124,693 | 6.54% | 3.31% |
| 4 | Invesco Exch Traded Fd Tr Ii | NASDAQ 100 ETF | $35,852,890 | 149,033 | 6.37% | 3.23% |
| 5 | Berkshire Hathaway Inc Del | CL B NEW | $33,149,237 | 69,274 | 5.89% | 2.98% |
| 6 | State Str Spdr S&P 500 Etf T | TR UNIT | $29,808,089 | 45,505 | 5.3% | 2.68% |
| 7 | Amazon Com Inc | COM | $27,553,979 | 130,881 | 4.9% | 2.48% |
| 8 | Danaher Corp Del | COM | $25,521,787 | 133,777 | 4.54% | 2.3% |
| 9 | Eli Lilly & Co | COM | $21,157,890 | 22,166 | 3.76% | 1.9% |
| 10 | Microsoft Corp | COM | $20,828,476 | 56,389 | 3.7% | 1.87% |
| 11 | Costco Wholesale Corporation | COM | $16,287,174 | 16,343 | 2.9% | 1.47% |
| 12 | Vanguard Whitehall Fds | HIGH DIV YLD | $14,351,490 | 97,002 | 2.55% | 1.29% |
| 13 | Netflix Inc. | COM | $11,663,597 | 122,068 | 2.07% | 1.05% |
| 14 | Berkshire Hathaway Inc Del | CL A | $11,460,128 | 16 | 2.04% | 1.03% |
| 15 | Blackrock Inc | COM | $10,405,428 | 10,868 | 1.85% | 0.94% |
| 16 | Crowdstrike Hldgs Inc | CL A | $7,551,552 | 19,200 | 1.34% | 0.68% |
| 17 | Rtx Corporation | COM | $7,524,954 | 38,645 | 1.34% | 0.68% |
| 18 | Meta Platforms Inc | CL A | $6,436,404 | 11,112 | 1.14% | 0.58% |
| 19 | Progressive Corp | COM | $6,363,284 | 32,909 | 1.13% | 0.57% |
| 20 | Invesco Qqq Tr | UNIT SER 1 | $6,009,183 | 10,284 | 1.07% | 0.54% |
| 21 | Vanguard Index Fds | S&P 500 ETF SHS | $5,217,099 | 8,662 | 0.93% | 0.47% |
| 22 | Shopify Inc | CL A SUB VTG SHS | $5,198,643 | 43,863 | 0.92% | 0.47% |
| 23 | Intuitive Surgical Inc | COM NEW | $4,619,420 | 9,946 | 0.82% | 0.42% |
| 24 | Home Depot Inc | COM | $4,304,713 | 13,062 | 0.77% | 0.39% |
| 25 | Taiwan Semiconductor Manufac | SPONSORED ADS | $3,599,646 | 10,541 | 0.64% | 0.32% |
Top 25 of 127 positions from the manager's latest Form 13F · source filing (EDGAR) ↗. 13F covers long US-listed positions only. "% of AUM" is share of the firm's total regulatory AUM (Form ADV Item 5.F).
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Individuals (non-high net worth) | 26 | $10.4M | 0.94% |
| High net worth individuals | 163 | $1.1B | 98.8% |
| Banking or thrift institutions | 0 | $0 | — |
| Pension and profit sharing plans | 0 | $0 | — |
| Charitable organizations | 2 | $2.7M | 0.24% |
| State or municipal government entities | 0 | $0 | — |
| Other investment advisers | 0 | $0 | — |
| Insurance companies | 0 | $0 | — |
| Sovereign wealth funds and foreign official institutions | 0 | $0 | — |
| Corporations and other businesses | 0 | $0 | — |
People (4)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Arthur Mark Cohen | Sole Member And President | Sep 1997 (29y) | 75% or more | |
| Cohen, Lynn | Chief Compliance Officer | Sep 2004 (22y) | Less than 5% | |
| Nano Louise Younger | Registered representative | CFP | Sep 2002 (24y) | |
| Marcie Jill Pickard | Registered representative | CFP | Jan 2024 (3y) |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 04/17/2026 | 972 KB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Hourly charges
- • Fixed fees
- • Other fees
- • PERCENTAGE OF THIRD PARTY ADVISER FEES
Services
- • Financial planning services
- • Portfolio management for individuals/small businesses
- • Pension consulting services
- • Selection of other advisers
Custody
Reported custodians
- Pershing $1.0B (91% of AUM) Apr 2026
- Charles Schwab & Co. $14.4M (1% of AUM) Apr 2026
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports it does not have custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Apr 17, 2026.
View current Form ADV (SEC/IAPD) ↗