Q3 2026 13F · SEC CIK 2074052

Maseco LLP

Wealth managerFiled 2026-10-27 for Q3 2026. Open the filing ↗ · All SEC filings ↗

Reported 13F value: $3.7B
Reported positions: 673
Holdings vs S&P 500, 3 yrs: —
Assets under management: $5.0B

Maseco LLP is a wealth manager that reported 673 positions worth $3.7B in its Q3 2026 13F, filed 2026-10-27. Its largest holdings were Dimensional ETF Trust (DFUS, 16.2%), Vanguard Scottsdale Fds (VGIT, 11.2%), Avantis U.S. Equity ETF (AVUS, 8.4%).

Maseco LLP holdings largest 50 of 673 positions.

Weights are shares of the filer's total reported 13F value, compared with Q2 2026. Share changes may reflect splits; weight changes also reflect price moves. A 13F shows long US-listed positions only, up to 135 days after the fact.

Maseco LLP 13F holdings
Stock	% of 13F value	Q2 2026	Shares	Share change	Reported value
DFUSDimensional ETF Trust	16.2%	17.0%	7,138,795	-3.2%	$592.9M
VGITVanguard Scottsdale Fds	11.2%	11.1%	7,212,436	+8.1%	$408.7M
AVUSAvantis U.S. Equity ETF	8.4%	8.6%	2,405,761	+1.2%	$308.1M
DFGPDimensional ETF Trust	6.5%	6.3%	4,607,933	+12.2%	$239.3M
AVDEAvantis International Equity ETF	5.2%	5.0%	2,093,625	+4.2%	$188.6M
DFICDimensional ETF Trust	3.9%	3.5%	3,759,654	+10.9%	$141.4M
DFAUDimensional ETF Trust	3.3%	3.0%	2,322,173	+13.6%	$121.5M
DFACDimensional ETF Trust	3.3%	2.9%	2,707,507	+14.5%	$120.4M
AVSUAvantis Responsible U.S. Equity ETF	3.0%	3.3%	1,265,488	-3.1%	$111.3M
AVEMAmerican Centy ETF Tr	3.0%	3.1%	1,154,802	-0.5%	$108.6M
DFAIDimensional ETF Trust	2.9%	2.8%	2,585,703	+8.7%	$107.2M
DFUVDimensional ETF Trust	2.9%	3.1%	1,918,321	-4.0%	$105.5M
DFSBDimensional ETF Trust	2.8%	2.8%	2,041,580	+6.2%	$101.2M
AVSFAmerican Centy ETF Tr	2.8%	2.7%	2,208,899	+8.3%	$100.8M
DFSUDimensional ETF Trust	2.6%	2.7%	2,046,028	-1.1%	$96.5M
DFEMDimensional ETF Trust	2.5%	2.6%	2,346,527	+1.7%	$93.1M
STIPIshares Tr	2.3%	2.3%	860,685	+7.5%	$85.8M
DFAEDimensional ETF Trust	1.6%	1.6%	1,485,483	+3.0%	$58.4M
AVSDAvantis Responsible International Equity	1.6%	1.6%	716,505	+0.7%	$57.0M
DFIVDimensional ETF Trust	1.5%	1.5%	989,589	-1.4%	$55.3M
DFSIDimensional ETF Trust	1.3%	1.3%	1,047,889	+3.5%	$47.3M
DFGRDimensional ETF Trust	1.3%	1.3%	1,714,336	+6.5%	$46.4M
DFSDDimensional Short-Duration Fixed Income	1.1%	1.0%	838,377	+8.5%	$39.0M
AVSEAmerican Centy ETF Tr	0.9%	1.0%	418,942	-4.0%	$33.1M
SHVIshares Tr	0.8%	0.9%	255,334	-12.8%	$28.2M
DFSEDimensional ETF Trust	0.8%	0.8%	576,712	-2.9%	$27.9M
VGSHVanguard Scottsdale Fds	0.7%	0.7%	466,943	+2.5%	$26.9M
VOOVanguard Index Fds	0.7%	0.7%	36,480	-2.9%	$25.6M
DFASDimensional ETF Trust	0.6%	0.7%	269,481	-4.7%	$20.9M
DFAWDimensional ETF Trust	0.3%	0.3%	144,995	+1.2%	$12.0M
IVVIshares Tr	0.3%	0.3%	14,246	-5.2%	$10.9M
VTIVanguard Index Fds	0.2%	0.2%	24,076	+45.3%	$9.0M
SPYState Str Spdr S&p 500 ETF T	0.2%	0.2%	10,571	-3.4%	$8.1M
VGSRManager Directed Portfolios	0.2%	0.2%	576,703	+9.4%	$6.1M
GOOGAlphabet Inc	0.1%	0.2%	15,776	+0.4%	$5.4M
JPMJpmorgan Chase & Co	0.1%	0.1%	13,616	+0.3%	$4.5M
VYMVanguard Whitehall Fds	0.1%	0.1%	26,227	-6.3%	$4.1M
VEAVanguard Ftse Developed Markets Index Fu	0.1%	0.1%	51,553	+39.8%	$3.6M
LEMBIshares Inc	0.1%	0.1%	81,949	-9.0%	$3.5M
EWUIshares Tr	0.1%	—	73,578	—	$3.4M
BSVVanguard Bd Index Fds	0.1%	—	41,514	—	$3.2M
IGSBIshares Tr	0.1%	0.1%	58,695	+4.3%	$3.0M
IEIIshares Tr	0.1%	—	25,868	—	$2.9M
VWOVanguard Intl Equity Index F	0.1%	0.1%	42,523	+2.9%	$2.5M
IEFAIshares Tr	0.1%	0.1%	25,586	+0.1%	$2.5M
AAPLApple Inc	0.1%	0.1%	7,328	+0.3%	$2.4M
USHYiShares Broad USD High Yield Corporate B	0.1%	0.1%	64,945	-5.5%	$2.3M
VYMIVanguard Whitehall Fds	0.1%	0.1%	22,851	-5.1%	$2.3M
FNDXSchwab Strategic Tr	0.1%	0.1%	72,661	-7.3%	$2.3M
GDXVaneck ETF Trust	0.1%	0.1%	23,957	-7.5%	$2.1M

What Maseco LLP bought and sold in Q3 2026, against Q2 2026.

New positions

Q2 2026's filing was too long to tell new positions apart.

Added to

VTI Vanguard Index Fds+45.3% shares
VEA Vanguard Ftse Developed Markets Index Fu+39.8% shares
DFAC Dimensional ETF Trust+14.5% shares
DFAU Dimensional ETF Trust+13.6% shares
DFGP Dimensional ETF Trust+12.2% shares
DFIC Dimensional ETF Trust+10.9% shares
VGSR Manager Directed Portfolios+9.4% shares
DFAI Dimensional ETF Trust+8.7% shares

Reduced

SHV Ishares Tr-12.8% shares
LEMB Ishares Inc-9.0% shares
GDX Vaneck ETF Trust-7.5% shares
FNDX Schwab Strategic Tr-7.3% shares
VYM Vanguard Whitehall Fds-6.3% shares
USHY iShares Broad USD High Yield Corporate B-5.5% shares
IVV Ishares Tr-5.2% shares
VYMI Vanguard Whitehall Fds-5.1% shares

Left the top 50

Share counts compared with the Q2 2026 13F; a split also changes share counts. The latest filing lists more than 50 positions, so a position that left the top 50 may still be held.

How the holdings did against the S&P 500.

1 year: +13.6% /yr; S&P 500 +20.1%
3 years: —
5 years: —

A portfolio of the filer's 20 largest 13F positions, weighted by value, bought the trading day after each 13F was filed and held until the next one was: what copying this filer could have earned. 13Fs show long US-listed positions only, so this is an estimate of the stock picks, not the fund's reported returns.

Reported 13F value by quarter.

13F value by quarter
Quarter	13F value	Positions
Q3 2026	$3.7B	673
Q2 2026	$3.6B	291
Q1 2026	$3.2B	391
Q4 2025	$2.3B	543
Q3 2025	$2.1B	267
Q2 2025	$2.6B	509

Questions about Maseco LLP's portfolio

What stocks does Maseco LLP own?

Maseco LLP's latest 13F, for Q3 2026 and filed Oct 27, 2026, lists 673 positions worth $3.7B. The largest are Dimensional ETF Trust (DFUS) at 16.2%, Vanguard Scottsdale Fds (VGIT) at 11.2%, Avantis U.S. Equity ETF (AVUS) at 8.4%, Dimensional ETF Trust (DFGP) at 6.5% and Avantis International Equity ETF (AVDE) at 5.2%.

What did Maseco LLP buy last quarter?

In Q3 2026, Maseco LLP added Vanguard Index Fds (VTI) (+45.3% shares), Vanguard Ftse Developed Markets Index Fu (VEA) (+39.8% shares) and Dimensional ETF Trust (DFAC) (+14.5% shares), compared with its Q2 2026 filing.

What did Maseco LLP sell last quarter?

In Q3 2026, Maseco LLP cut from its top 50 Ishares Tr (SGOV), cut from its top 50 Spdr Series Trust (SPYX), cut from its top 50 Ishares Tr (ACWI), Ishares Tr (SHV) (-12.8% shares), Ishares Inc (LEMB) (-9.0% shares) and Vaneck ETF Trust (GDX) (-7.5% shares), compared with its Q2 2026 filing.

When is Maseco LLP's next 13F filing due?

13F filings are due 45 days after each quarter ends. Maseco LLP's filing for the quarter ending Dec 31, 2026 is due by Feb 14, 2027; this page updates the day after it is published.

How much money does Maseco LLP manage?

Maseco LLP reported $5.0B of regulatory assets under management on its latest SEC Form ADV. Its 13F, which covers only US-listed stocks and options, totals $3.7B.