Main Management Fund Advisors LLC — 13F Holdings & Portfolio
CIK 1862787 · latest 13F-HR filed 2026-08-14
Main Management Fund Advisors LLC manages $1.41B in 13F-reported U.S. long-equity assets across 8 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are SPYM (36.76%), IVV (13.24%), QQQM (10.90%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 4 new positions and exited 2; 2 existing positions rose in reported value and 2 fell.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
Long-equity book
Distinct positions
Filed 2026-08-14
vs 2026-03-31
Portfolio charts
Latest quarter's book, what changed, and how the portfolio has evolved across filings.
Portfolio map
Q2 26Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.
Sector mix
% of 13F valueSectors from each company's SIC code; funds and ETFs grouped separately.
Biggest buys and sells
Q1 26 → Q2 26Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.
13F assets and positions
4 quartersTotal reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.
Top positions over time
reported valueThe eight largest current positions, valued at each quarter end.
Concentration
top 10 = 100%Cumulative share of the portfolio held in the largest N positions.
As of the firm’s regulatory filing dated Aug 12, 2026.
SUITE 300
SAN FRANCISCO, CA 94108
| Name | Title / Status | Ownership | Type |
|---|---|---|---|
| ARTHUR, KIM, DAVID Control | MANAGING MEMBER, CEO AND PRESIDENT since Aug 2002 | 25–50% | Individual |
| CONCIDINE, JAMES, WESLEY Control | MANAGING MEMBER since Jul 2002 | 10–25% | Individual |
| DOCKER, BLAINE, Anderson Control | MANAGING MEMBER since Feb 2007 | 10–25% | Individual |
| ESMAIL, HAFEEZ, AKBER Control | CHIEF COMPLIANCE OFFICER since Mar 2013 | Less than 5% | Individual |
| LaBarbera, Joseph, Philip Control | CHIEF OPERATIONS OFFICER since Dec 2024 | Less than 5% | Individual |
| RYAN, DAROL, WAYNE Control | MANAGING MEMBER since Sep 2020 | 5–10% | Individual |
| FREDERICKS INVESTMENTS, LP | MEMBER since Jul 2002 | 5–10% | Domestic Entity |
| MINER, MARY | MEMBER since Apr 2002 | Less than 5% | Individual |
| FREDERICKS, JOHN, RICHARD Control Indirect owner via FREDERICKS INVESTMENTS, LP | MEMBER since Jul 2002 | 75% or more | Individual |
Ownership & leadership changes · 11 filings with changes since Mar 15, 2012
From the firm’s regulatory filings, newest first. Dates are filing dates: a filing that no longer lists someone does not say when they left.
- ChangedMINER, MARY · ownership 5–10% → Less than 5%
- AddedRYAN, DAROL, WAYNE · MANAGING MEMBER · 5–10% · control person
- AddedLaBarbera, Joseph, Philip · CHIEF OPERATIONS OFFICER · Less than 5% · control person
- ChangedDOCKER, BLAINE, Anderson · title CHIEF OPERATIONS OFFICER → MANAGING MEMBER
- ChangedMINER, MARY · ownership 10–25% → 5–10%
- No longer listedKING, LUKE, WILLIAM · MANAGING DIRECTOR · 5–10% · control person · listed since Feb 2017
- AddedKING, LUKE, WILLIAM · MANAGING DIRECTOR · 5–10% · control person
- ChangedCONCIDINE, JAMES, WESLEY · ownership 25–50% → 10–25%
- ChangedCONCIDINE, JAMES, WESLEY · title MANAGING MEMBER, CHIEF FINANCIAL OFFICER → MANAGING MEMBER
- No longer listedDOYLE, R, STEPHEN · MEMBER · 75% or more · indirect via INNISFREE INVESTMENTS, LLC · control person · listed since Jul 2002
- ChangedDOCKER, BLAINE, Anderson · now a control person
- AddedESMAIL, HAFEEZ, AKBER · CHIEF COMPLIANCE OFFICER · Less than 5% · control person
- ChangedDOCKER, BLAINE, Anderson · title CHIEF COMPLIANCE OFFICER / CHIEF OPERATIONS OFFICER → CHIEF OPERATIONS OFFICER
Older changes (2 more filings)
- ChangedDOCKER, BLAINE, Anderson · title CHIEF COMPLIANCE OFFICER → CHIEF COMPLIANCE OFFICER / CHIEF OPERATIONS OFFICER
- ListedARTHUR, KIM, DAVID · MANAGING MEMBER, CEO AND PRESIDENT · 25–50% · control person
- ListedCONCIDINE, JAMES, WESLEY · MANAGING MEMBER, CHIEF FINANCIAL OFFICER · 25–50% · control person
- ListedDOCKER, BLAINE, Anderson · CHIEF COMPLIANCE OFFICER · 10–25%
- ListedDOYLE, R, STEPHEN · MEMBER · 75% or more · indirect via INNISFREE INVESTMENTS, LLC · control person
- ListedFREDERICKS INVESTMENTS, LP · MEMBER · 5–10%
- ListedFREDERICKS, JOHN, RICHARD · MEMBER · 75% or more · indirect via FREDERICKS INVESTMENTS, LP · control person
- ListedMINER, MARY · MEMBER · 10–25%
Quarter-over-quarter changes
Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.
Top Adds (vs prior quarter)
- State Street Energy Select Sector SPDR ETF USD Class$41.7M +38.9%
- Invesco Nasdaq 100 ETF USD Class$36.7M +31.2%
Top Trims
- iShares Core S&P 500 ETF USD Class-$267.5M -58.8%
- iShares 0-5 Year TIPS Bond ETF-$133.2M -87.6%
Exited Positions
- BNY Mellon US Large Cap Core Equity ETF USD Class$251.6M
- State Street Financial Select Sector SPDR ETF USD Class$107.7M
Main Management Fund Advisors LLC Holdings (2026-06-30)
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | State Street SPDR Portfolio S&P 500 ETF USD Class | SPYM | 78464A854 | $519.8M | 36.76% | 5,915,320 | SH |
| 2 | iShares Core S&P 500 ETF USD Class | IVV | 464287200 | $187.3M | 13.24% | 250,100 | SH |
| 3 | Invesco Nasdaq 100 ETF USD Class | QQQM | 46138G649 | $154.1M | 10.90% | 508,600 | SH |
| 4 | State Street Energy Select Sector SPDR ETF USD Class | XLE | 81369Y506 | $148.9M | 10.53% | 2,802,700 | SH |
| 5 | State Street Utilities Select Sector SPDR ETF USD Class | XLU | 81369Y886 | $132.8M | 9.39% | 2,928,700 | SH |
| 6 | State Street Financial Select Sector SPDR ETF USD Class | XLF | 81369Y605 | $131.7M | 9.31% | 2,456,200 | SH |
| 7 | State Street Health Care Select Sector SPDR ETF USD Class | XLV | 81369Y209 | $120.8M | 8.54% | 761,100 | SH |
| 8 | iShares 0-5 Year TIPS Bond ETF | STIP | 46429B747 | $18.8M | 1.33% | 184,051 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-08-14 | $1.41B | 8 | 0001862787-26-000004 |
| 2026-03-31 | 2026-05-15 | $1.19B | 8 | 0001862787-26-000003 |
| 2025-12-31 | 2026-02-10 | $1.10B | 7 | 0001862787-26-000002 |
| 2025-09-30 | 2025-11-14 | $1.03B | 8 | 0001862787-25-000005 |
SAN FRANCISCO, CA 94108