2026 Q3 Portfolio Activity
In 2026 Q3, Clarkston Capital Partners, LLC maintained a portfolio of 101 distinct positions. The most significant new addition was COSTAR GROUP INC, now representing 2.42% of the total fund value. They heavily accumulated shares in TYLER TECHNOLOGIES INC, increasing the position by 164.3%. Conversely, Clarkston Capital Partners, LLC completely exited their position in LAMB WESTON HLDGS INC.
Position History
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Total Positions
101
Quarter
2026 Q3
Top Holding
POST (8.2%)
Top 10 Concentration
49.0%
Turnover Rate
23.4%
Sector HHI
0.18
Items per page:
Showing 1-50 of 101
Clarkston Capital 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
POST
POST HLDGS INC
|
Consumer Defensive | 8.21% | 8.99% |
#1
Prev: #1
|
5.8 |
—
|
39,183 | 3.2% |
P
S
|
1,245,098 | $90,705,389 |
$68.42
+20.4%
|
2013 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | ||
|
CCCS
CCC INTELLIGENT...
|
Unknown | 6.57% | 5.45% |
#2
3
Prev: #5
|
4.6 |
—
|
-1,624,650 | -13.0% |
P
S
|
10,891,975 | $72,540,554 |
$8.08
-4.9%
|
2025 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | ||
|
CLVT
CLARIVATE PLC
|
Technology | 6.44% | 8.34% |
#3
1
Prev: #2
|
4.1 |
—
|
-3,134,285 | -6.9% |
P
S
|
42,600,450 | $71,142,752 |
$8.92
-74.1%
|
2022 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | ||
|
AVTR
AVANTOR INC
|
Healthcare | 5.33% | 5.68% |
#4
Prev: #4
|
2.6 |
—
|
-2,874,106 | -42.3% |
P
S
|
3,915,208 | $58,923,880 | 2023 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
AMG
AFFILIATED MANA...
|
Financial Services | 4.94% | 6.54% |
#5
2
Prev: #3
|
2.5 |
—
|
-79,314 | -34.7% |
P
S
|
149,369 | $54,610,800 | 2018 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
WAY
WAYSTAR HLDG CO...
|
Healthcare | 4.17% | 2.71% |
#6
8
Prev: #14
|
3.7 |
—
|
257,674 | 16.5% |
P
S
|
1,817,864 | $46,064,674 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
ROP
ROPER TECHNOLOG...
|
Technology | 3.90% | 3.22% |
#7
2
Prev: #9
|
3.6 |
—
|
10,748 | 9.5% |
P
S
|
123,307 | $43,084,699 | 2017 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
RYAN
RYAN SPECIALTY ...
|
Financial Services | 3.33% | 2.27% |
#8
8
Prev: #16
|
3.8 |
—
|
285,165 | 40.1% |
P
S
|
995,910 | $36,848,670 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
GFL
GFL ENVIRONMENT...
|
Industrials | 3.09% | 2.73% |
#9
4
Prev: #13
|
1.7 |
—
|
-63,529 | -7.2% |
P
S
|
815,380 | $34,107,345 | 2022 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
LKQ
LKQ CORP
|
Consumer Cyclical | 3.06% | 3.60% |
#10
4
Prev: #6
|
1.7 |
—
|
-138,288 | -8.6% |
P
S
|
1,478,980 | $33,765,113 | 2017 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
TYL
TYLER TECHNOLOG...
|
Technology | 2.93% | 0.95% |
#11
19
Prev: #30
|
4.2 |
—
|
63,173 | 164.3% |
P
S
|
101,631 | $32,379,637 | 2026 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
NVST
ENVISTA HOLDING...
|
Healthcare | 2.88% | 3.28% |
#12
4
Prev: #8
|
1.7 |
—
|
-118,800 | -8.1% |
P
S
|
1,355,250 | $31,807,718 | 2024 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
IT
GARTNER INC
|
Technology | 2.69% | 2.16% |
#13
4
Prev: #17
|
1.6 |
—
|
-37,988 | -19.2% |
P
S
|
159,583 | $29,768,613 | 2025 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
HSIC
SCHEIN HENRY IN...
|
Healthcare | 2.67% | 2.97% |
#14
3
Prev: #11
|
1.6 |
—
|
-69,744 | -16.6% |
P
S
|
351,330 | $29,501,180 | 2014 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
WLY
WILEY JOHN & SO...
|
Communication Services | 2.62% | 3.11% |
#15
5
Prev: #10
|
1.0 |
—
|
-153,281 | -20.2% |
P
S
|
605,800 | $28,933,008 | 2013 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
CSGP
COSTAR GROUP IN...
|
Real Estate | 2.42% | — |
#16
Prev: #—
|
4.5 |
—
|
975,585 | — |
NEW
|
975,585 | $26,731,029 | 2026 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
MIDD
MIDDLEBY CORP
|
Industrials | 2.07% | 3.54% |
#17
10
Prev: #7
|
1.3 |
—
|
-23,450 | -9.6% |
P
S
|
220,401 | $22,829,136 | 2024 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
BRO
BROWN & BROWN I...
|
Financial Services | 1.91% | 2.14% |
#18
Prev: #18
|
1.3 |
—
|
-49,366 | -12.5% |
P
S
|
346,520 | $21,103,068 | 2014 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
IQV
IQVIA HLDGS INC
|
Healthcare | 1.88% | 1.71% |
#19
1
Prev: #20
|
0.8 |
—
|
-27,668 | -26.4% |
P
S
|
77,271 | $20,774,308 | 2023 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
LPLA
LPL FINL HLDGS ...
|
Financial Services | 1.88% | 1.82% |
#20
1
Prev: #19
|
1.3 |
—
|
-8,634 | -11.3% |
P
S
|
67,865 | $20,753,117 | 2015 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
PRMB
PRIMO BRANDS CO...
|
Consumer Defensive | 1.79% | 2.30% |
#21
6
Prev: #15
|
1.2 |
—
|
-78,887 | -7.1% |
P
S
|
1,036,640 | $19,747,992 | 2025 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
ABNB
AIRBNB INC
|
Consumer Cyclical | 1.66% | 1.47% |
#22
1
Prev: #23
|
1.2 |
—
|
-7,640 | -6.3% |
P
S
|
114,013 | $18,316,188 | 2025 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
NEOG
NEOGEN CORP
|
Healthcare | 1.65% | 1.40% |
#23
2
Prev: #25
|
0.7 |
—
|
-426,308 | -23.1% |
P
S
|
1,422,980 | $18,214,144 | 2024 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
BDX
BECTON DICKINSO...
|
Healthcare | 1.60% | 1.37% |
#24
2
Prev: #26
|
1.1 |
—
|
-8,337 | -7.8% |
P
S
|
98,543 | $17,639,197 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
COO
COOPER COS INC
|
Healthcare | 1.45% | — |
#25
Prev: #—
|
4.1 |
—
|
282,586 | — |
NEW
|
282,586 | $15,974,587 | 2026 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
N/A
NIQ GLOBAL INTE...
|
|
Unknown | 1.23% | 0.57% |
#26
9
Prev: #35
|
2.5 |
—
|
72,450 | 10.0% |
P
S
|
800,325 | $13,613,528 | — | 13F Filing | 2026-09-30 | 2026-11-10 | ||
|
MFP
MIDERA FOOD PRO...
|
Industrials | 1.14% | — |
#27
Prev: #—
|
4.0 |
—
|
309,235 | — |
NEW
|
309,235 | $12,622,973 | 2026 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
VEEV
VEEVA SYS INC
|
Healthcare | 1.08% | 0.66% |
#28
6
Prev: #34
|
0.9 |
—
|
-1,945 | -4.4% |
P
S
|
41,970 | $11,980,337 | 2026 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
RAL
RALLIANT CORP
|
Technology | 1.06% | 1.22% |
#29
Prev: #29
|
0.9 |
—
|
-26,325 | -13.4% |
P
S
|
169,810 | $11,745,758 | 2025 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
RKT
ROCKET COS INC
|
Financial Services | 1.03% | — |
#30
Prev: #—
|
3.9 |
—
|
989,442 | — |
NEW
|
989,442 | $11,388,477 | 2026 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
LSTR
LANDSTAR SYS IN...
|
Industrials | 0.99% | 1.44% |
#31
7
Prev: #24
|
0.4 |
—
|
-17,930 | -21.7% |
P
S
|
64,580 | $10,891,094 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
FTV
FORTIVE CORP
|
Technology | 0.93% | 1.27% |
#32
4
Prev: #28
|
0.4 |
—
|
-59,300 | -24.1% |
P
S
|
186,880 | $10,242,893 | 2024 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
SCHW
CHARLES SCHWAB ...
|
Financial Services | 0.87% | 0.83% |
#33
1
Prev: #32
|
0.8 |
—
|
-8,536 | -8.0% |
P
S
|
98,101 | $9,588,392 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
USFD
US FOODS HLDG C...
|
Consumer Defensive | 0.86% | 1.62% |
#34
13
Prev: #21
|
0.3 |
—
|
-84,145 | -44.8% |
P
S
|
103,470 | $9,540,969 | 2020 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
FIS
FIDELITY NATL I...
|
Technology | 0.79% | 1.29% |
#35
8
Prev: #27
|
0.3 |
—
|
-125,935 | -32.1% |
P
S
|
266,728 | $8,775,351 | 2024 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
IFF
INTERNATIONAL F...
|
Basic Materials | 0.73% | 0.75% |
#36
3
Prev: #33
|
0.8 |
—
|
-15,000 | -13.4% |
P
S
|
96,820 | $8,082,534 | 2023 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
CHRW
C H ROBINSON WO...
|
Industrials | 0.68% | 0.94% |
#37
6
Prev: #31
|
0.8 |
—
|
-8,243 | -14.0% |
P
S
|
50,666 | $7,496,541 | 2013 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
MSFT
MICROSOFT CORP
|
Technology | 0.39% | 0.27% |
#38
3
Prev: #41
|
0.7 |
—
|
-307 | -3.6% |
P
S
|
8,321 | $4,267,947 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
AXP
AMERICAN EXPRES...
|
Financial Services | 0.35% | 0.36% |
#39
2
Prev: #37
|
0.6 |
—
|
-18 | -0.1% |
P
S
|
12,661 | $3,850,259 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
COF
CAPITAL ONE FIN...
|
Financial Services | 0.35% | 0.42% |
#40
4
Prev: #36
|
0.6 |
—
|
-4,647 | -18.9% |
P
S
|
19,912 | $3,844,410 | 2013 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
GOOGL
ALPHABET INC
|
Communication Services | 0.30% | 0.29% |
#41
2
Prev: #39
|
0.6 |
—
|
48 | 0.5% |
P
S
|
9,589 | $3,299,383 | 2015 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
IVV
ISHARES TR
|
ETF | 0.29% | 0.26% |
#42
Prev: #42
|
1.1 |
—
|
no change | no change |
P
S
|
4,120 | $3,155,326 | 2019 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
BUD
ANHEUSER BUSCH ...
|
Consumer Defensive | 0.27% | 0.31% |
#43
5
Prev: #38
|
0.6 |
—
|
-4,151 | -9.4% |
P
S
|
39,883 | $2,930,204 | 2013 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
SYY
SYSCO CORP
|
Consumer Defensive | 0.26% | 0.29% |
#44
4
Prev: #40
|
0.6 |
—
|
-3,369 | -8.3% |
P
S
|
37,056 | $2,888,886 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
WTW
WILLIS TOWERS W...
|
Financial Services | 0.24% | 0.22% |
#45
1
Prev: #44
|
0.6 |
—
|
-930 | -9.2% |
P
S
|
9,225 | $2,658,921 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
AAPL
APPLE INC
|
Technology | 0.22% | 0.18% |
#46
1
Prev: #47
|
0.6 |
—
|
-220 | -2.9% |
P
S
|
7,327 | $2,440,038 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
WDAY
WORKDAY INC
|
Technology | 0.22% | 0.13% |
#47
10
Prev: #57
|
0.6 |
—
|
10 | 0.1% |
P
S
|
12,576 | $2,395,225 | 2025 Q3 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
MA
MASTERCARD INCO...
|
Financial Services | 0.22% | 0.18% |
#48
Prev: #48
|
0.6 |
—
|
133 | 3.2% |
P
S
|
4,324 | $2,384,556 | 2013 Q2 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
CRM
SALESFORCE INC
|
Technology | 0.20% | 0.13% |
#49
10
Prev: #59
|
0.6 |
—
|
40 | 0.4% |
P
S
|
9,512 | $2,183,670 | 2026 Q1 | 13F Filing | 2026-09-30 | 2026-11-10 | |||
|
PAYX
PAYCHEX INC
|
Technology | 0.20% | 0.19% |
#50
4
Prev: #46
|
0.6 |
—
|
-616 | -2.7% |
P
S
|
22,093 | $2,176,179 | 2012 Q4 | 13F Filing | 2026-09-30 | 2026-11-10 |
Showing 1-50 of 101 holdings