Spiderrock Advisors, Llc
- Regulatory AUM
- $9.8B
- Discretionary
- $9.8B
- Clients
- 4,480
- Avg AUM / client
- $2.2M
- Accounts
- 4,480
- Employees
- 61
AUM over time
Annual snapshots from Form ADV filings · as of Mar 31, 2026
Investments (13F portfolio — 622 positions, $6,285,410,522)
13F period Sep 30, 2024| # | Issuer | Class | Value | Shares | % of 13F | % of AUM |
|---|---|---|---|---|---|---|
| 1 | Apple Inc | COM | $1,114,500,712 | 4,783,264 | 17.7% | 11.3% |
| 2 | Spdr S&P 500 Etf Tr | TR UNIT | $587,854,632 | 1,024,565 | 9.35% | 5.98% |
| 3 | Microsoft Corp | COM | $388,484,878 | 902,823 | 6.18% | 3.95% |
| 4 | Nvidia Corporation | COM | $310,166,287 | 2,554,070 | 4.93% | 3.15% |
| 5 | Costco Whsl Corp New | COM | $170,189,694 | 191,975 | 2.71% | 1.73% |
| 6 | Unity Software Inc | COM | $147,074,041 | 6,501,947 | 2.34% | 1.5% |
| 7 | Amazon Com Inc | PUT | $140,625,535 | 754,712 | 2.24% | 1.43% |
| 8 | Coca Cola Co | COM | $124,984,187 | 1,739,273 | 1.99% | 1.27% |
| 9 | Eli Lilly & Co | PUT | $112,486,712 | 126,968 | 1.79% | 1.14% |
| 10 | Exxon Mobil Corp | COM | $74,042,862 | 631,657 | 1.18% | 0.75% |
| 11 | Boyd Gaming Corp | PUT | $64,682,325 | 1,000,500 | 1.03% | 0.66% |
| 12 | Alphabet Inc | CAP STK CL C | $63,047,499 | 377,100 | 1.0% | 0.64% |
| 13 | Nextera Energy Inc | COM | $63,042,528 | 745,800 | 1.0% | 0.64% |
| 14 | Abbvie Inc | COM | $61,301,401 | 310,418 | 0.98% | 0.62% |
| 15 | Cava Group Inc | COM | $59,363,658 | 479,319 | 0.94% | 0.6% |
| 16 | Unitedhealth Group Inc | COM | $58,709,349 | 100,412 | 0.93% | 0.6% |
| 17 | Broadcom Inc | COM | $58,263,355 | 337,758 | 0.93% | 0.59% |
| 18 | Tesla Inc | COM | $57,845,477 | 221,096 | 0.92% | 0.59% |
| 19 | Hilton Worldwide Hldgs Inc | COM | $53,512,188 | 232,157 | 0.85% | 0.54% |
| 20 | Alphabet Inc | CAP STK CL A | $51,825,672 | 312,485 | 0.82% | 0.53% |
| 21 | Berkshire Hathaway Inc Del | CL B NEW | $49,804,366 | 108,209 | 0.79% | 0.51% |
| 22 | Meta Platforms Inc | CL A | $48,694,442 | 85,064 | 0.77% | 0.5% |
| 23 | Jpmorgan Chase & Co | COM | $47,374,848 | 224,674 | 0.75% | 0.48% |
| 24 | Sherwin Williams Co | COM | $45,399,383 | 118,949 | 0.72% | 0.46% |
| 25 | Progressive Corp | COM | $44,862,278 | 176,790 | 0.71% | 0.46% |
Top 25 of 622 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) | 2,339 | $1.4B | 14.0% |
| High net worth individuals | 1,961 | $7.0B | 71.4% |
| Pooled investment vehicles (non-investment companies) | 1 | $11.6M | 0.12% |
| Pension and profit sharing plans | 4 | $10.0M | 0.1% |
| Charitable organizations | 9 | $28.9M | 0.29% |
| Sovereign wealth funds and foreign official institutions | 1 | $10.0M | 0.1% |
| Corporations and other businesses | 165 | $1.4B | 14.0% |
People (20)
roster as of Jul 20, 2026| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Eric Joseph Metz | Managing Director | CFA | Sep 2015 (11y) | Less than 5% |
| Mumford, Edwin, Bruce | Chief Compliance Officer And Secretary | Aug 2016 (10y) | Less than 5% | |
| David Eugene Donnelly | Managing Director | Nov 2017 (9y) | Less than 5% | |
| Cout, Eve, Stefanie Georgia | Managing Director, Head Of Portfolio Design & Solutions, Us Wealth Advisory Business | May 2024 (2y) | Less than 5% | |
| Joseph George Devico | Managing Director, Co Head Us Wealth Advisory Business | May 2024 (2y) | Less than 5% | |
| Dennis G O'malley | Registered representative | Jun 2024 (2y) | ||
| Adam Warren Butterfield | Registered representative | Oct 2025 (1y) | ||
| James A Schmelter | Registered representative | Oct 2025 (1y) | ||
| Jonathan Layne Miller | Registered representative | Oct 2025 (1y) | ||
| Olivia Nicole Venezia | Registered representative | Oct 2025 (1y) | ||
| Robert Andrew Hicks | Registered representative | CFA | Oct 2025 (1y) | |
| Gregory M Dvorocsik | Registered representative | Oct 2025 (1y) | ||
| Mary Welby Scott Hughes | Registered representative | Oct 2025 (1y) | ||
| Matthew Thomas Andrews | Registered representative | Oct 2025 (1y) | ||
| Colleen Erin Sylvester | Registered representative | Mar 2026 (0y) | ||
| Travon Lucius | Registered representative | Apr 2026 (0y) | ||
| Anna Claire T Martins | Registered representative | Jun 2026 (0y) | ||
| Fredric Dana Kaplan | Registered representative | Jul 2026 (0y) | ||
| Tyler Cook | Registered representative | Jul 2026 (0y) | ||
| Sophie Chin Evans | Registered representative | Jul 2026 (0y) |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Web Holdings, Llc | Shareholder | Jul 2021 | A | 75% or more |
| Trident Merger, Llc | Owner | Jul 2021 | B | ≈ 56.25% – 100% via Web Holdings, Llc |
| Blackrock, Inc. | Owner | Jul 2021 | B | ≈ 42.19% – 100% via Trident Merger, Llc |
Undisclosed: 0% – 25% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Trident Merger, Llc: 75% – 100% of Web Holdings, Llc × 75% – 100% direct ≈ 56.25% – 100% of the firm
- Blackrock, Inc.: 75% – 100% of Trident Merger, Llc × 75% – 100% of Web Holdings, Llc × 75% – 100% direct ≈ 42.19% – 100% of the firm
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) | 03/31/2026 | 1.42 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
Allegations: ON AUGUST 22, 2024, THE INDIANA SECURITIES COMMISSIONER (THE "COMMISSIONER") ISSUED A CEASE AND DESIST ORDER (THE "ORDER") AGAINST BLACKROCK, INC. AND SEVERAL OF ITS ADVISORY AFFILIATES, (COLLECTIVELY, "BLACKROCK"). THE ORDER ALLEGES THAT BLACKROCK HAS MADE MISLEADING STATEMENTS ABOUT HOW WE MANAGE OUR NON-ESG AND ESG FUNDS. WITH RESPECT TO NON-ESG FUNDS, THE ORDER CITES TO OUR PARTICIPATION IN CLIMATE ORGANIZATIONS AND OUR STATEMENTS REGARDING ESG INTEGRATION AND STEWARDSHIP ACTIVITIES, AMONG OTHER THINGS, AS EVIDENCE THAT OUR NON-ESG FUNDS ACTUALLY PURSUE AN ESG STRATEGY. WITH RESPECT TO ESG FUNDS, THE ORDER ASSERTS THAT BLACKROCK FALSELY CLAIMS THAT SUSTAINABLE INVESTING WILL GENERATE BETTER RETURNS. THE ORDER FINDS THAT THIS ACTIVITY VIOLATES INDIANA'S SECURITIES LAW AND DIRECTS BLACKROCK TO CEASE ENGAGING IN THE REFERENCED ACTIVITIES. Status: Pending Summary: ON AUGUST 22, 2024, THE INDIANA SECURITIES COMMISSIONER (THE "COMMISSIONER") ISSUED A CEASE AND DESIST ORDER (THE "ORDER") AGAINST BLACKROCK, INC. AND SEVERAL OF ITS ADVISORY AFFILIATES, (COLLECTIVELY, "BLACKROCK"). THE ORDER ALLEGES THAT BLACKROCK HAS MADE MISLEADING STATEMENTS ABOUT HOW WE MANAGE OUR NON-ESG AND ESG FUNDS. WITH RESPECT TO NON-ESG FUNDS, THE ORDER CITES TO OUR PARTICIPATION IN CLIMATE ORGANIZATIONS AND OUR STATEMENTS REGARDING ESG INTEGRATION AND STEWARDSHIP ACTIVITIES, AMONG OTHER THINGS, AS EVIDENCE THAT OUR NON-ESG FUNDS ACTUALLY PURSUE AN ESG STRATEGY. WITH RESPECT TO ESG FUNDS, THE ORDER ASSERTS THAT BLACKROCK FALSELY CLAIMS THAT SUSTAINABLE INVESTING WILL GENERATE BETTER RETURNS. THE ORDER FINDS THAT THIS ACTIVITY VIOLATES INDIANA'S SECURITIES LAW AND DIRECTS BLACKROCK TO CEASE ENGAGING IN THE REFERENCED ACTIVITIES.
Disclosure text reproduced verbatim from the firm's own Form ADV filings.
How they charge
- • Percentage of assets under management
Services
- • Portfolio management for individuals/small businesses
- • Portfolio management for pooled investment vehicles
- • Portfolio management for businesses/institutional clients
- • Other services
Custody
Reported custodians
- Charles Schwab & Co. $3.2B (33% of AUM) Mar 2026
- Fidelity Iws (Institutional Wealth Services) $2.2B (22% of AUM) Mar 2026
- Fidelity Brokerage Services $2.1B (44% of AUM) Dec 2024
- Morgan Stanley $1.9B (20% of AUM) Mar 2026
- National Financial Services (Fidelity) $955M (10% of AUM) Mar 2026
- UBS $905M (9% of AUM) Mar 2026
- Pershing $306M (10% of AUM) Mar 2023
- U.S. Bancorp Investments, Inc. $87.5M (3% of AUM) Mar 2023
- Northern Trust $18.5M (1% of AUM) Oct 2020
- Wedbush Securities Inc. $7.4M (0% of AUM) Mar 2023
- J.P. Morgan $4.2M (0% of AUM) Nov 2021
- RBC $300K (0% of AUM) Nov 2021
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: Mar 31, 2026.
View current Form ADV (SEC/IAPD) ↗