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Grantham Mayo Van Otterloo & Company 13F Portfolio

Portfolio Manager
Grantham Mayo Van Otterloo & CO LLC
Performance
+18.88% (2026 Q2)
AUM (13F)
$44.40B
# of Holdings
661
Performance Rank
Allocation (Top 20)
62.76%
Latest filing
Q2 2026

2026 Q2 · 13F Analysis

Grantham Mayo Van Otterloo Trades AI Windfalls for Riskier Growth Bets

Published August 17, 2026 · Based on the SEC 13F filing for 2026 Q2

Key takeaways

  • Recycles flagship AI gains into chip tools and second-derivative bandwidth plays
  • Raises risk in growth names like Netflix despite sitting on losses
  • Eases off health insurers and big banks to fund higher-octane tech
  • Shifts from AI end-products toward infrastructure, design and payments rails
  • Adds Philip Morris as an income and defensiveness counterweight to growth risk

The thesis in one look

The through‑line this quarter is harvesting mature AI wins to fund a riskier, more levered bet on the ecosystem around them. Technology is now 46.7% of the disclosed book, up from 45.3%, but the important move isn’t just “more tech” – it’s which tech.

GMO is taking chips and mega-cap platform profits and recycling them into the tools, bandwidth and rails that power AI and software, while simultaneously upping exposure to more volatile consumer and payments growth. Health care and financials step back a bit, functioning as cash machines to underwrite these higher-beta tilts rather than core growth engines in their own right.

Portfolio concentration
MSFT — 6.8% ($2.54B)LRCX — 6.3% ($2.37B)GOOGL — 5.9% ($2.19B)AAPL — 5.3% ($1.98B)META — 5.2% ($1.94B)JNJ — 4.8% ($1.81B)AMZN — 3.9% ($1.46B)TXN — 3.7% ($1.39B)TMO — 3.7% ($1.37B)AVGO — 3.3% ($1.23B)Other — 51.0% ($19.07B)
49%in top 10
  • MSFT6.8%
  • LRCX6.3%
  • GOOGL5.9%
  • AAPL5.3%
  • META5.2%
  • JNJ4.8%
  • AMZN3.9%
  • TXN3.7%
  • TMO3.7%
  • AVGO3.3%
  • Other51.0%

Performance History

Performance Metric3-Year Annualized3-Year Cumulative5-Year Annualized5-Year Cumulative
Top 20 Holdings Weighted+18.89%+68.05%+14.02%+92.70%
Top 20 Holdings Unweighted+19.97%+72.67%+14.47%+96.58%

Fund Performance vs S&P 500

Exposure

Sector allocation

Current sector weights across the reported book, with the shift since last quarter.

Technology46.7%+1.4%
Health Care21.7%−1.5%
Consumer Discretionary9.4%
Real Estate8.3%+1.2%
Finance4.5%−0.8%
Industrials4.3%+0.1%
Consumer Staples3.6%−0.3%
Basic Materials0.5%
Telecommunications0.4%
Energy0.3%
Miscellaneous0.3%

Portfolio

Portfolio allocation

The fund's largest reported positions.

Top Holdings

Top 10 holdings

StockCompany% Port.SharesValueActivityOwnershipAvg. CostDate
MSFT
MICROSOFT CORP
5.73%6.82M$2.54B
+10.37%(+640.19K)
2025-Q2: 4.86M shares2025-Q3: 4.96M shares2025-Q4: 5.27M shares2026-Q1: 6.18M shares2026-Q2: 6.82M shares
$277.04(+75.45%)
2026-06-30
LRCX
LAM RESEARCH CORP
5.34%5.46M$2.37B
-20.85%(-1.44M)
2025-Q2: 9.68M shares2025-Q3: 9.83M shares2025-Q4: 9.34M shares2026-Q1: 6.90M shares2026-Q2: 5.46M shares
$55.15(+511.80%)
2026-06-30
GOOGL
ALPHABET INC
4.94%6.13M$2.19B
-11.13%(-767.94K)
2025-Q2: 7.85M shares2025-Q3: 7.01M shares2025-Q4: 6.67M shares2026-Q1: 6.90M shares2026-Q2: 6.13M shares
$110.60(+211.67%)
2026-06-30
AAPL
APPLE INC
4.47%6.85M$1.98B
-1.28%(-88.79K)
2025-Q2: 5.97M shares2025-Q3: 6.12M shares2025-Q4: 6.71M shares2026-Q1: 6.94M shares2026-Q2: 6.85M shares
$140.88(+116.77%)
2026-06-30
META
META PLATFORMS INC
4.37%3.45M$1.94B
+12.16%(+373.68K)
2025-Q2: 2.23M shares2025-Q3: 2.27M shares2025-Q4: 2.91M shares2026-Q1: 3.07M shares2026-Q2: 3.45M shares
$395.43(+46.75%)
2026-06-30
JNJ
JOHNSON & JOHNSON
4.07%7.11M$1.81B
-2.32%(-168.73K)
2025-Q2: 6.55M shares2025-Q3: 6.82M shares2025-Q4: 7.09M shares2026-Q1: 7.28M shares2026-Q2: 7.11M shares
$144.71(+79.99%)
2026-06-30
AMZN
AMAZON COM INC
3.3%6.14M$1.46B
-1.48%(-92.45K)
2025-Q2: 3.61M shares2025-Q3: 3.59M shares2025-Q4: 6.35M shares2026-Q1: 6.23M shares2026-Q2: 6.14M shares
$171.73(+52.88%)
2026-06-30
TXN
TEXAS INSTRS INC
3.14%4.67M$1.39B
-7.64%(-386.64K)
2025-Q2: 4.62M shares2025-Q3: 4.65M shares2025-Q4: 4.89M shares2026-Q1: 5.06M shares2026-Q2: 4.67M shares
$140.36(+102.06%)
2026-06-30
TMO
THERMO FISHER SCIENTIFIC INC
3.09%2.74M$1.37B
+9.47%(+236.99K)
2025-Q2: 1.85M shares2025-Q3: 2.14M shares2025-Q4: 2.41M shares2026-Q1: 2.50M shares2026-Q2: 2.74M shares
$519.63(+13.58%)
2026-06-30
AVGO
BROADCOM INC
2.78%3.27M$1.23B
-2.43%(-81.48K)
2025-Q2: 3.06M shares2025-Q3: 2.81M shares2025-Q4: 3.14M shares2026-Q1: 3.35M shares2026-Q2: 3.27M shares
$226.17(+74.10%)
2026-06-30

Portfolio changes

What the fund actually did

Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.

New buys
1
PMPHILIP MORRIS INTL INC0.3%
Added to
20
KLACKLA CORP+744.3%
NVDANVIDIA CORPORATION+1217.8%
NFLXNETFLIX INC.+155.6%
MAMASTERCARD INCORPORATED+91.3%
+16 more
Trimmed
29
LRCXLAM RESEARCH CORP-20.8%
HLTHILTON WORLDWIDE HLDGS INC-37.8%
GOOGLALPHABET INC-11.1%
USBUS BANCORP-22.1%
+25 more

Where conviction is rising: tools, rails and high-beta growth

The biggest dollar adds make it clear they’re no longer satisfied just owning the headline AI winners; they want the picks-and-shovels around the boom.

  • KLA: a huge capital redeployment, with the stake up 744.3% to $1.17B (2.65% of the book) despite the position sitting about -59.7% versus their average cost. That is not averaging down for optics – that’s GMO asserting that process control and inspection gear are structurally underpriced in the AI capex cycle.
  • Nvidia: the position explodes by 1,217.8%, taking it to $934.8M. Even though they’re already up 23.7% on cost, they’re treating Nvidia less as a momentum name and more as core infrastructure for accelerated computing.
  • Netflix: the stake jumps 155.6%, but the position is still ~-14.9% versus their average buy. GMO is explicitly leaning into volatility here, betting that scale, pricing and content economics matter more than near-term multiple compression.
  • Mastercard and Microsoft: adds of $445.8M and $238.8M respectively show they still want durable, toll-like cash flows (payments and cloud/enterprise software) anchoring the higher-risk tool and media bets.
  • Meta and Thermo Fisher: both see high‑single to low‑double‑digit percentage share increases, reinforcing a belief that digital ads, social scale and scientific tools are secular growers worth topping up.
  • Philip Morris: a new $140.4M starter indicates they’re willing to pay for regulated, cash-rich franchises as an income ballast against these growthier bets.

Conviction

The big buys

The biggest dollar adds this quarter — where conviction is rising.

PositionChangePortfolio weightValue
KLACKLA CORPAdded 744.3%+$1.04B2.6%$1.17B
NVDANVIDIA CORPORATIONAdded 1217.8%+$863.9M2.1%$934.8M
NFLXNETFLIX INC.Added 155.6%+$449.9M1.7%$739.0M
MAMASTERCARD INCORPORATEDAdded 91.3%+$445.8M2.1%$934.1M
MSFTMICROSOFT CORPAdded 10.4%+$238.8M5.7%$2.54B
METAMETA PLATFORMS INCAdded 12.2%+$210.5M4.4%$1.94B
PMPHILIP MORRIS INTL INCNew+$140.4M0.3%$140.4M
TMOTHERMO FISHER SCIENTIFIC INCAdded 9.5%+$118.8M3.1%$1.37B

Dollar changes estimated at current prices (shares added × current price); top-50 current positions only.

What they are selling: pruning mature winners and dull capital

On the funding side, GMO is not “de-risking” broadly; it is rotating within winners and draining lower-conviction capital.

  • Lam Research: they cut the position by 20.8%, freeing about $623.8M even though they’re up an eye‑popping 491.3% vs cost. That’s classic risk management: bank gains in a spectacular winner and recycle into areas they see as earlier in the cycle or mispriced.
  • Alphabet and Texas Instruments: trims of 11.1% and 7.6% signal these are now viewed as mature core holdings, not the most asymmetric ideas left in AI or semis. GMO prefers to hold some exposure while directing fresh dollars to the more levered parts of the stack like KLA and Nvidia.
  • US Bancorp and TD: cuts of 22.1% and 11.7% suggest traditional spread banking is a shrinking priority. They keep some cyclicals via names like Deutsche Bank and Bank of Nova Scotia (both increased), but the big U.S. retail/wholesale bank is clearly a funding source.
  • UnitedHealth, Elevance and Hilton: reductions of 10.6%, 12.7% and 37.8% free capital from managed care and travel, two areas with policy and cycle sensitivity. GMO seems to believe they can get a better risk‑adjusted return in digital infrastructure and payments rails than in businesses tied to reimbursement regimes or late‑cycle leisure demand.

How exposure is shifting: deeper into tech plumbing, lighter on defenses

The net sector story is subtle on the surface and radical underneath. Technology edges up to 46.7% of the book, but the composition is quietly moving from diversified mega‑caps toward semis, EDA and infrastructure software.

Within that tech bucket, incremental dollars are migrating from broad platforms (Alphabet, Apple, Texas Instruments) into more narrowly critical bottlenecks: wafer inspection (KLA), GPUs (Nvidia), and design/software tooling (Synopsys, Salesforce, Microsoft). This is a bet that the scarce parts of the AI and cloud stack will capture more value than the already‑re‑rated platforms.

Health care drops from 23.25% to 21.74% as they shave large, profitable incumbents like Johnson & Johnson, Merck, UnitedHealth and Elevance while adding just modestly around the edges in names like GSK and a new Philip Morris position. That looks like a gradual migration from “bond proxies in disguise” toward more idiosyncratic cash generators.

Financials fall from 5.32% to 4.48%, driven by the US Bancorp and TD trims even as they add to Deutsche Bank and Bank of Nova Scotia. The mix tilts toward cheaper, more cyclical international banks rather than rate‑sensitive U.S. franchises.

Consumer exposure in aggregate is roughly flat, but the internal rotation is meaningful: away from steadier travel (Hilton) and staples (Darling Ingredients) toward streaming (Netflix) and global brand power (Procter & Gamble), with Uber and TJX effectively maintained. The real growth lever is still tech, but payments, media and select staples are increasingly the supporting cast.

What this portfolio implies about GMO’s forward view

Taken together, these moves sketch a manager who thinks the AI and digital transformation trade has years left — but that the market is mispricing which parts of the stack will win. GMO is upgrading from broad exposure to the theme toward a more concentrated bet on the choke points: extreme‑UV capital equipment, GPUs, inspection tools, and the software that orchestrates it all.

They’re willing to accept more mark‑to‑market pain (as shown by the big adds to underwater KLA and Netflix) in exchange for owning what they see as the next leg of the cycle rather than the now‑crowded early winners. Health insurers, U.S. banks and travel are being repositioned as liquidity reserves, not offensive weapons.

At the same time, the initiation in Philip Morris plus incremental adds to Procter & Gamble and TotalEnergies show an awareness that a portfolio built around semis, software and streaming needs income and defensiveness somewhere. Those names look like deliberate shock-absorbers against the volatility inherent in a 46.7% tech allocation.

If this quarter is a guide, expect GMO’s future trades to keep pushing toward second-derivative AI beneficiaries and transaction rails, funded by steady trims in mature, lower‑beta winners. The bet is that owning the scarce, mission‑critical plumbing of the digital economy will outperform the broader market — even if the ride is noticeably bumpier along the way.

Frequently asked questions

What did Grantham Mayo Van Otterloo & CO LLC buy in 2026-Q2?+

In 2026-Q2, GMO’s largest adds were to KLA, Nvidia, Netflix, Mastercard, Microsoft and Meta, alongside a new position in Philip Morris and meaningful top-ups in Thermo Fisher and select financials like Deutsche Bank and Bank of Nova Scotia.

What is Grantham Mayo Van Otterloo & CO LLC's biggest holding?+

Among the disclosed top-50 positions for 2026-Q2, Microsoft is the largest single holding at 5.73% of the portfolio by value, followed closely by Lam Research at 5.34% and Alphabet at 4.94%.

How is Grantham Mayo Van Otterloo & CO LLC positioned toward technology and AI?+

Technology accounts for 46.7% of the disclosed equity book, with significant exposure to AI-related names such as Microsoft, Nvidia, Lam Research, KLA, Broadcom and Taiwan Semiconductor, and incremental capital shifting toward chip tools, GPUs and design software.

Did Grantham Mayo Van Otterloo & CO LLC reduce any major positions in 2026-Q2?+

Yes. They notably cut Lam Research, Alphabet, US Bancorp, UnitedHealth, Texas Instruments and Hilton, using these mature or lower-priority positions as funding sources for higher-conviction adds elsewhere.

How did Grantham Mayo Van Otterloo & CO LLC change its health care and financials exposure?+

Health care slipped from 23.25% to 21.74% as they trimmed large pharma and managed care names like Johnson & Johnson, Merck, UnitedHealth and Elevance, while financials fell from 5.32% to 4.48% due mainly to cuts in US Bancorp and Toronto-Dominion despite increases in Deutsche Bank and Bank of Nova Scotia.

What was Grantham Mayo Van Otterloo & CO LLC's performance in 2026-Q2?+

The weighted 13F portfolio returned 13.61% in 2026-Q2, with 3-year annualized performance of 17.11% and 5-year annualized performance of 12.99% based on the disclosed holdings.

Source filings

Holdings on this page are parsed from Grantham Mayo Van Otterloo & CO LLC’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1352662). View Grantham Mayo Van Otterloo & CO LLC’s 13F filings on SEC

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