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Main Management LLC — 13F Holdings & Portfolio

CIK 1583092 · latest 13F-HR filed 2026-08-14

Backtest portfolio

Main Management LLC manages $1.49B in 13F-reported U.S. long-equity assets across 95 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are XLK (12.75%), SPY (11.96%), BUYW (9.87%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 5 new positions and exited 12; 51 existing positions rose in reported value and 17 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.

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AUM
$1.49B

Long-equity book

Holdings
95

Distinct positions

Period
2026-06-30

Filed 2026-08-14

Q/Q Activity
+5 / −12 / ↑51 / ↓17

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
XLK12.8% · +3%SPY12.0% · -1%BUYW9.9% · -4%INTL8.2% · +0%TMAT4.7% · -23%VIS4.5% · +10%QQQM4.0% · +4%QQQ3.8% · -0%XLY3.8% · -0%XLC3.7% · -27%XLV3.5% · -24%XLF3.4% · -44%RSP3.0% · -0%XLU2.6% · newSECT1.9% · -1%VEU1.9% · +1%XLB1.6% · -0%VGT1.6% · +721%VFH1.4% · +0%XLE1.4% · +7%VHT1.2% · 0%BND1.1% · -0%IEFA1.1% · -0%SGOV0.8% · +0%TBIL0.8% · -9%SHY0.7% · +0%AGG0.7% · -1%XLI0.5% · +16%VXUS0.5% · +0%IGSB0.4% · -0%IEMG0.3% · -1%IVTTF0.3% · -4%IJK0.2% · -3%VWO0.2% · -0%VCR0.2% · 0%VALU0.1% · newOIH0.1% · 0%TFLO0.1% · -1%VEA0.1% · +2%IGV0.1% · -80%VOO0.1% · -1%ITB0.1% · -95%ACWX0.0% · -12%VYM0.0% · 0%GLD0.0% · 0%VT0.0% · -3%VCSH0.0% · 0%SMH0.0% · +2%EEM0.0% · 0%IVV0.0% · 0%GDX0.0% · 0%IWM0.0% · +2%SCHB0.0% · 0%IJH0.0% · -38%BIL0.0% · 0%VIG0.0% · +7%VO0.0% · +259%GSY0.0% · 0%GDXJ0.0% · 0%VTI0.0% · +0%

Box 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 value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated 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 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 67.3%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

As of the firm’s regulatory filing dated Aug 12, 2026.

Assets Under Management
$1.90B
Discretionary
$1.57B
Employees
27
Accounts
337
Address
601 CALIFORNIA STREET
SUITE 300
SAN FRANCISCO, CA 94108
Phone
(415) 217-5800
Website
Name Title / Status Ownership Type
ARTHUR, KIM, DAVID ControlMANAGING MEMBER, CEO AND PRESIDENT
since Aug 2002
25–50%Individual
CONCIDINE, JAMES, WESLEY ControlMANAGING MEMBER
since Jul 2002
10–25%Individual
DOCKER, BLAINE, Anderson ControlMANAGING MEMBER
since Feb 2007
10–25%Individual
ESMAIL, HAFEEZ, AKBER ControlCHIEF COMPLIANCE OFFICER
since Mar 2013
Less than 5%Individual
LaBarbera, Joseph, Philip ControlCHIEF OPERATIONS OFFICER
since Dec 2024
Less than 5%Individual
RYAN, DAROL, WAYNE ControlMANAGING MEMBER
since Sep 2020
5–10%Individual
FREDERICKS INVESTMENTS, LPMEMBER
since Jul 2002
5–10%Domestic Entity
MINER, MARYMEMBER
since Apr 2002
Less than 5%Individual
FREDERICKS, JOHN, RICHARD Control
Indirect owner via FREDERICKS INVESTMENTS, LP
MEMBER
since Jul 2002
75% or moreIndividual
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.

Aug 12, 2026 filing
  • ChangedMINER, MARY · ownership 5–10% → Less than 5%
Mar 31, 2026 filing
  • AddedRYAN, DAROL, WAYNE · MANAGING MEMBER · 5–10% · control person
Mar 28, 2025 filing
  • AddedLaBarbera, Joseph, Philip · CHIEF OPERATIONS OFFICER · Less than 5% · control person
  • ChangedDOCKER, BLAINE, Anderson · title CHIEF OPERATIONS OFFICER → MANAGING MEMBER
Mar 31, 2023 filing
  • ChangedMINER, MARY · ownership 10–25% → 5–10%
Mar 29, 2021 filing
  • No longer listedKING, LUKE, WILLIAM · MANAGING DIRECTOR · 5–10% · control person · listed since Feb 2017
Mar 29, 2018 filing
  • AddedKING, LUKE, WILLIAM · MANAGING DIRECTOR · 5–10% · control person
Mar 15, 2017 filing
  • ChangedCONCIDINE, JAMES, WESLEY · ownership 25–50% → 10–25%
Mar 28, 2016 filing
  • ChangedCONCIDINE, JAMES, WESLEY · title MANAGING MEMBER, CHIEF FINANCIAL OFFICER → MANAGING MEMBER
Mar 31, 2015 filing
  • 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
May 7, 2013 filing
  • 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)
Mar 30, 2012 filing
  • ChangedDOCKER, BLAINE, Anderson · title CHIEF COMPLIANCE OFFICER → CHIEF COMPLIANCE OFFICER / CHIEF OPERATIONS OFFICER
Mar 15, 2012 filing (earliest on record)
  • 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)

Show all 51 →

Top Trims

Show all 17 →

New Positions

Show all 5 →

Exited Positions

Show all 12 →

Main Management 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 TECHNOLOGY XLK 81369Y803 $189.8M 12.75% 996,372 SH
2 LARGE CAP CORE SPY 78462F103 $178.1M 11.96% 238,454 SH
3 MAIN BUYWRITE BUYW 66538H179 $146.9M 9.87% 10,166,319 SH
4 INTERNATIONAL COUNTRY ROTATION INTL 66538H237 $122.4M 8.22% 4,001,291 SH
5 THEMATIC INNOVATION TMAT 66538H278 $70.1M 4.71% 2,230,630 SH
6 Vanguard Industrials VIS 92204A603 $66.3M 4.45% 183,975 SH
7 NASDAQ 100 QQQM 46138G649 $58.9M 3.95% 194,254 SH
8 NASDAQ QQQ 46090E103 $57.1M 3.83% 77,495 SH
9 CONSUMER DISCRETIONARY XLY 81369Y407 $56.5M 3.80% 482,051 SH
10 COMMUNICATIONS SERVICES XLC 81369Y852 $55.2M 3.71% 515,641 SH
11 HEALTH CARE XLV 81369Y209 $52.5M 3.52% 330,667 SH
12 FINANCIALS XLF 81369Y605 $51.2M 3.44% 955,766 SH
13 S&P 500 EQUAL WEIGHT RSP 46137V357 $44.7M 3.00% 210,052 SH
14 UTILITIES XLU 81369Y886 $38.9M 2.61% 857,909 SH
15 US SECTOR ROTATION SECT 66538H591 $28.3M 1.90% 392,324 SH
16 ALL WORLD EX-US VEU 922042775 $28.3M 1.90% 337,364 SH
17 MATERIALS XLB 81369Y100 $24.5M 1.65% 481,735 SH
18 INFORMATION TECHNOLOGY VGT 92204A702 $23.3M 1.57% 195,191 SH
19 FINANCIALS VFH 92204A405 $20.7M 1.39% 157,223 SH
20 ENERGY XLE 81369Y506 $20.2M 1.35% 379,701 SH
21 HEALTH CARE VHT 92204A504 $18.5M 1.24% 61,738 SH
22 AGGREGATE BONDS BND 921937835 $16.9M 1.13% 229,943 SH
23 DEVELOPED MARKETS IEFA 46432F842 $16.8M 1.13% 173,576 SH
24 0-3 MONTH TREASURY SGOV 46436E718 $12.4M 0.83% 123,393 SH
25 US TREASURY MONEY FUND — 808515472 $11.9M 0.80% 11,868,026 SH
26 US TREASURIES SHY 464287457 $10.9M 0.74% 133,271 SH
27 AGGREGATE BOND AGG 464287226 $10.7M 0.72% 107,886 SH
28 INDUSTRIALS XLI 81369Y704 $7.5M 0.50% 40,232 SH
29 ALL WORLD EX-US VXUS 921909768 $7.0M 0.47% 82,282 SH
30 INVESTMENT GRADE COPORATE BONDS IGSB 464288646 $5.6M 0.37% 106,145 SH
31 EMERGING MARKETS IEMG 46434G103 $4.5M 0.30% 54,764 SH
32 US TREASURY MONEY INVESTOR — 808515548 $4.5M 0.30% 4,478,294 SH
33 MID-CAP GROWTH IJK 464287606 $3.5M 0.24% 30,144 SH
34 EMERGING MARKETS VWO 922042858 $3.1M 0.21% 51,961 SH
35 Vanguard Consumer Discretionary ETF VCR 92204A108 $3.1M 0.21% 7,741 SH
36 US TREASURY MONEY INVESTOR — 808515605 $2.0M 0.14% 2,015,825 SH
37 OIL SERVICES OIH 92189H607 $1.9M 0.12% 5,000 SH
38 FLOATING RATE BOND TFLO 46434V860 $1.7M 0.11% 33,720 SH
39 DEVELOPED MARKETS VEA 921943858 $1.6M 0.11% 23,074 SH
40 SOFTWARE IGV 464287515 $1.5M 0.10% 16,202 SH
41 LARGE CAP VOO 922908363 $955.0K 0.06% 1,391 SH
42 HOME CONSTRUCTION ITB 464288752 $841.0K 0.06% 8,051 SH
43 ALL WORLD EX-US ACWX 464288240 $507.0K 0.03% 6,657 SH
44 US HIGH DIVDEND YIELD VYM 921946406 $496.0K 0.03% 3,138 SH
45 GOLD GLD 78463V107 $430.0K 0.03% 1,166 SH
46 GLOBAL EQUITY VT 922042742 $392.0K 0.03% 2,498 SH
47 SHORT-TERM CORPORATE BONDS VCSH 92206C409 $392.0K 0.03% 4,954 SH
48 SEMICONDUCTORS SMH 92189F676 $380.0K 0.03% 579 SH
49 EMERGING MARKETS EEM 464287234 $342.0K 0.02% 5,000 SH
50 S&P 500 VALUE IVV 464287200 $321.0K 0.02% 428 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-14 $1.49B 95 0001583092-26-000004
2026-03-31 2026-05-15 $1.37B 102 0001583092-26-000003
2025-12-31 2026-02-10 $1.39B 104 0001583092-26-000002
2025-09-30 2025-11-14 $1.37B 105 0001583092-25-000014
Filer Information
Address
601 CALIFORNIA STREET
SUITE 300
SAN FRANCISCO, CA 94108
Phone
(415) 217-5800
Filing Manager
Main Management LLC
SAN FRANCISCO, CA
Signatory
Hafeez Esmail
CCO