2026 Q3 Portfolio Activity
In 2026 Q3, Stockbridge Partners LLC maintained a portfolio of 19 distinct positions. The most significant new addition was PROCORE TECHNOLOGIES INC, now representing 3.14% of the total fund value. They heavily accumulated shares in LIBERTY MEDIA CORP DEL, increasing the position by 12.6%. The fund also reduced its exposure to ALPHABET INC by 52.7%.
Position History
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Total Positions
19
Quarter
2026 Q3
Top Holding
TSM (22.0%)
Top 10 Concentration
76.7%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-19 of 19
Stockbridge Partners LLC Full Holdings List — 2026 Q3
| Stock | History | Sector / Type | Port % | Prev % | Rank / Prev | Conviction | Change | % Change | Influence | Shares | Mkt Value | Avg Cost | Price Held | 1st Owned | Source | Source Date | Date Reported | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
TSM
TAIWAN SEMICOND...
|
Technology | 22.04% | 20.83% |
#1
Prev: #1
|
6.5 |
—
|
-52,406 | -2.5% |
P
S
|
2,020,518 | $921,740,106 |
$199.72
+103.0%
|
2025 Q1 | 13F Filing | 2026-09-30 | 2026-11-13 | ||
|
TDG
TRANSDIGM GROUP...
|
Industrials | 11.24% | 12.17% |
#2
Prev: #2
|
6.5 |
—
|
no change | no change |
P
S
|
434,281 | $470,152,611 | 2010 Q4 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
FWONK
LIBERTY MEDIA C...
|
Communication Services | 8.99% | 7.23% |
#3
3
Prev: #6
|
6.6 |
—
|
456,696 | 12.6% |
P
S
|
4,069,765 | $376,046,286 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
VMC
VULCAN MATLS CO
|
Basic Materials | 5.46% | 6.62% |
#4
3
Prev: #7
|
3.2 |
—
|
-132,106 | -12.4% |
P
S
|
933,857 | $228,449,438 | 2020 Q2 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
AMZN
AMAZON COM INC
|
Consumer Cyclical | 4.98% | 8.91% |
#5
1
Prev: #4
|
2.5 |
—
|
-940,118 | -52.9% |
P
S
|
836,031 | $208,297,124 | 2016 Q3 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
NVDA
NVIDIA CORPORAT...
|
Technology | 4.96% | 5.45% |
#6
2
Prev: #8
|
2.0 |
—
|
-387,560 | -29.9% |
P
S
|
907,666 | $207,292,761 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 4.88% | 9.42% |
#7
4
Prev: #3
|
2.0 |
—
|
-659,739 | -52.7% |
P
S
|
593,099 | $204,073,504 | 2025 Q4 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
V
VISA INC
|
Financial Services | 4.75% | 4.02% |
#8
2
Prev: #10
|
2.4 |
—
|
-4,550 | -0.8% |
P
S
|
552,588 | $198,561,446 | 2010 Q4 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 4.70% | 3.46% |
#9
3
Prev: #12
|
3.9 |
—
|
36,423 | 11.4% |
P
S
|
356,345 | $196,513,577 | 2010 Q4 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
DE
DEERE & CO
|
Industrials | 4.68% | 7.57% |
#10
5
Prev: #5
|
1.9 |
—
|
-275,697 | -48.6% |
P
S
|
291,759 | $195,930,756 | 2024 Q2 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
ALSN
ALLISON TRANSMI...
|
Consumer Cyclical | 4.01% | 3.56% |
#11
Prev: #11
|
2.1 |
—
|
-18,082 | -1.2% |
P
S
|
1,481,902 | $167,840,221 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
WWD
WOODWARD INC
|
Industrials | 3.44% | 2.42% |
#12
1
Prev: #13
|
4.4 |
—
|
167,672 | 61.9% |
P
S
|
438,345 | $144,035,784 | 2026 Q2 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
PCOR
PROCORE TECHNOL...
|
Technology | 3.14% | — |
#13
Prev: #—
|
4.8 |
—
|
2,541,670 | — |
NEW
|
2,541,670 | $131,455,172 | 2024 Q3 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
VEEV
VEEVA SYS INC
|
Healthcare | 2.88% | 1.51% |
#14
1
Prev: #15
|
1.7 |
—
|
17,679 | 4.4% |
P
S
|
422,296 | $120,544,393 | 2024 Q4 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
DAL
DELTA AIR LINES...
|
Industrials | 2.68% | — |
#15
Prev: #—
|
4.6 |
—
|
1,342,512 | — |
NEW
|
1,342,512 | $112,046,052 | 2026 Q3 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
WCN
WASTE CONNECTIO...
|
Industrials | 2.63% | 4.07% |
#16
7
Prev: #9
|
1.1 |
—
|
-446,961 | -38.5% |
P
S
|
714,256 | $109,945,426 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
MLM
MARTIN MARIETTA...
|
Basic Materials | 2.08% | 0.52% |
#17
1
Prev: #16
|
3.8 |
—
|
138,788 | 326.9% |
P
S
|
181,238 | $86,959,805 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
GWRE
GUIDEWIRE SOFTW...
|
Technology | 1.98% | 1.97% |
#18
4
Prev: #14
|
0.8 |
—
|
-177,584 | -23.4% |
P
S
|
582,243 | $83,016,207 | 2018 Q1 | 13F Filing | 2026-09-30 | 2026-11-13 | |||
|
TTAN
SERVICETITAN IN...
|
Technology | 0.47% | 0.28% |
#19
2
Prev: #17
|
3.2 |
—
|
108,046 | 57.3% |
P
S
|
296,611 | $19,514,038 | 2026 Q2 | 13F Filing | 2026-09-30 | 2026-11-13 |
Showing 1-19 of 19 holdings