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13F holdings · Q2 2026

Stockbridge Partners

Boston, MA · files as Stockbridge Partners LLC
Holdings as of Jun 30, 2026Filed Aug 14, 2026Next filing due Nov 16, 2026CIK 1505183

Stockbridge Partners reported 17 stocks worth $4.8B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are TSM (20.8%), TDG (12.2%) and GOOGL (9.4%). Compared with Q1 2026, the fund opened new positions in WWD, VEEV and TTAN, added to GOOGL, DE and FWONK, trimmed TSM, AMZN and VMC and sold out of KLAC and MSFT.

Reported value$4.8B+14.8% vs last quarter
Stocks held173 new · 2 sold out
Top 5 weight58.9%fairly concentrated
Turnover36%of the portfolio changed
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Holdings

#StockValueWeightSharesChangeShares, 8 qtrsHeld
1
TSM
Taiwan Semiconductor Mfg Ltd
$990M20.8%2.1M−79K (−4%)6 of 8
2
TDG
Transdigm Group Inc
$578M12.2%434KNo change8 of 8
3
GOOGL
Alphabet Inc
$448M9.4%1.3M+276K (+28%)3 of 8
4
AMZN
Amazon Com Inc
$423M8.9%1.8M−699K (−28%)8 of 8
5
DE
Deere & Co
$360M7.6%567K+2,523 (+0%)8 of 8
6
FWONK
Liberty Media Corp Del
$344M7.2%3.6M+2.9M (+395%)2 of 8
7
VMC
Vulcan Matls Co
$314M6.6%1.1M−76K (−7%)8 of 8
8
NVDA
Nvidia Corporation
$259M5.5%1.3M−237K (−15%)2 of 8
9
WCN
Waste Connections Inc
$194M4.1%1.2M−1.3M (−53%)8 of 8
10
V
Visa Inc
$191M4.0%557K+220K (+65%)2 of 8
🔒 7 more holdings in this filing. Create a free account or sign in to see them all.

Positions at Jun 30, 2026, as reported. Change is against the fund's Q1 2026 filing; weight is the share of the fund's reported stocks.

Sold out

held in Q1 2026, gone in Q2 2026
StockValue last quarterShares sold
KLAC
Kla Corp
$196M133K
MSFT
Microsoft Corp
$195M526K

Reported value

last 8 quarters
$5BQ3 '24
$4.7BQ4 '24
$4.5BQ1 '25
$5.1BQ2 '25
$5.2BQ3 '25
$4.5BQ4 '25
$4.1BQ1 '26
$4.8BQ2 '26

The value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.

Filings for Q2 2026

straight from the SEC
FiledFormQuarter
Aug 14, 202613F-HRQ2 2026SEC filing ↗

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Stockbridge Partners 13F FAQ

What does Stockbridge Partners own?

Stockbridge Partners reported 17 stocks worth $4.8B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are TSM (20.8%), TDG (12.2%) and GOOGL (9.4%). The table above lists every position in the filing (the top 10 without an account).

What did Stockbridge Partners buy and sell in Q2 2026?

Compared with Q1 2026: 3 new positions, 8 added to, 5 trimmed and 2 sold out. New positions include WWD, VEEV and TTAN. It sold all of KLAC and MSFT.

When will Stockbridge Partners file its next 13F?

Holdings as of Sep 30, 2026 are due by Nov 16, 2026. The filing appears on this page within minutes of reaching the SEC.

How much is Stockbridge Partners's portfolio worth?

The Q2 2026 filing reports $4.8B in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.

For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.