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Super Investors COOKE & BIELER LP
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COOKE & BIELER LP

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$6.36B
Positions
100
Quarter ended
September 30, 2026
Filed
October 21, 2026

Reported portfolio value by quarter (54 quarters reported)

$11.6B $4.19B
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q3 26

$4.2B in Q2 2013 → $6.36B now. Hover for any quarter.

Holdings

As reported for the quarter ended September 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Gildan Activewear 3.5% Trimmed 20% 5,200,323 $222M
Rb Global Inc 3.1% Trimmed 1.9% 2,431,967 $198M
R Renaissancere 2.9% Trimmed 26% 578,315 $184M
WM White Mountains Insurance Grou 2.8% Added 2.4% 87,203 $175M
Arch Capital Group 2.7% Trimmed 17% 1,831,651 $169M
Sunbelt Rentals Holdings Inc 2.4% Trimmed 21% 2,094,665 $153M
Becton Dickinson And Company 2.4% Trimmed 25% 854,452 $153M
Labcorp Holdings 2.4% Trimmed 27% 490,641 $151M
Esab Corporation 2.3% Added 73% 2,200,682 $145M
Crown Castle Inc 2.2% Trimmed 24% 2,060,322 $137M
FN Fidelity National Financial In 2.2% Trimmed 26% 3,543,952 $137M
Ppg Industries 2.0% Trimmed 23% 1,231,884 $129M
CR Charles River Laboratories 2.0% Trimmed 43% 432,121 $127M
Omnicom Group 1.9% Trimmed 28% 1,642,016 $121M
Msa Safety 1.9% Trimmed 6.5% 678,102 $121M
Ryman Hospitality Properties 1.8% Trimmed 8.0% 966,928 $116M
Arthur J. Gallagher & Co. 1.8% Trimmed 34% 506,205 $115M
Teleflex Incorporated 1.8% Trimmed 11% 900,561 $113M
Brookfield Asset Management - 1.7% Trimmed 21% 2,417,157 $108M
Allegion PLC 1.6% Trimmed 26% 678,670 $104M
The Walt Disney Company 1.6% Trimmed 35% 976,217 $102M
Fiserv Inc 1.6% Trimmed 25% 2,237,022 $101M
Occidental Petroleum 1.5% Trimmed 21% 1,764,179 $97.6M
Conocophillips 1.5% Trimmed 37% 774,526 $96.9M
Middleby Corp 1.5% Added 48% 932,553 $96.6M
Valvoline Inc 1.5% Trimmed 9.1% 3,156,308 $95.1M
CG Cbre Group Inc. Cl A 1.5% Trimmed 26% 737,916 $94.8M
Aercap Holdings N.v. 1.5% Trimmed 30% 651,665 $93.5M
WM Warner Music Group Corp Cl A 1.4% Trimmed 28% 3,306,697 $91.3M
Brookfield Corp 1.4% Trimmed 28% 2,496,727 $91M
Aramark 1.4% Trimmed 27% 1,690,085 $90.5M
Glacier Bancorp Inc 1.4% Trimmed 8.8% 2,090,366 $90.3M
Essent Group Ltd 1.4% Trimmed 9.8% 1,487,879 $86.2M
AD Avery Dennison Corp Com 1.4% Trimmed 30% 503,132 $85.9M
Woodward 1.2% Trimmed 24% 241,568 $79.4M
Hasbro 1.2% Trimmed 23% 898,957 $78.8M
Api Group 1.2% Added 14% 2,030,753 $78.4M
Unitedhealth Group 1.2% Trimmed 36% 213,174 $78.3M
Ingredion Incorporated 1.2% Trimmed 24% 785,849 $75.3M
CC Carlisle Companies Incorporate 1.2% Trimmed 29% 231,937 $74.7M
Chubb Limited 1.1% Trimmed 35% 222,836 $72.5M
Asbury Automotive Group Inc 1.0% New 378,221 $65.2M
M&T Bank Corporation 1.0% Trimmed 1.5% 295,000 $64.2M
Eog Resources Inc 1.0% Trimmed 30% 465,218 $64.1M
Armstrong World Industries Inc 1.0% Added 71% 392,406 $63.5M
Bank Of America 1.0% Trimmed 38% 1,148,262 $62.5M
Lkq Corp 0.9% Trimmed 28% 2,617,610 $59.8M
IF International Flavors & Fragra 0.8% Added 7.3% 645,778 $53.9M
Lithia Motors Inc 0.8% Trimmed 40% 182,353 $53.2M
The Kraft Heinz Company 0.8% Trimmed 41% 2,197,947 $49.9M
Mks Inc. 0.8% Added 9.6% 181,089 $48.1M
Verizon Communications 0.7% Trimmed 47% 1,018,273 $46.7M
Enerpac Tool Group Corp 0.7% Added 1.6% 1,305,296 $45.5M
Dentsply Sirona Inc 0.7% Trimmed 27% 5,089,385 $45.1M
Tetra Tech Inc 0.7% Trimmed 24% 1,353,243 $44.6M
Markel Group 0.7% Trimmed 9.7% 25,877 $44.3M
Medtronic PLC 0.6% Trimmed 40% 477,037 $41.2M
UP Unilever PLC ADR 0.6% Trimmed 45% 673,584 $40.9M
Charles Schwab Corporation 0.6% Trimmed 46% 372,462 $36.4M
Automatic Data Processing Inc. 0.6% Trimmed 57% 140,819 $36.3M

Showing top 60 of 100 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q3 2026

quarter ended September 30, 2026 · filed October 21, 2026

Company Action Shares changed Value of change % of portfolio
CR Charles River Laboratories Trimmed −323,509 −$95.4M 2.0%
Waters Corp Trimmed −173,401 −$76.2M 0.3%
Asbury Automotive Group Inc New +378,221 +$65.2M 1.0%
H.b. Fuller Company Exited −1,105,022 −$64.4M —
R Renaissancere Trimmed −198,284 −$63.1M 2.9%
Esab Corporation Added +930,955 +$61.3M 2.3%
Arthur J. Gallagher & Co. Trimmed −263,418 −$60.1M 1.8%
The Walt Disney Company Trimmed −537,193 −$56.4M 1.6%
Gildan Activewear Trimmed −1,321,569 −$56.3M 3.5%
Conocophillips Trimmed −446,661 −$55.9M 1.5%

Showing the 10 largest of 98 changes.

Q2 2026

quarter ended June 30, 2026 · filed July 30, 2026

Company Action Shares changed Value of change % of portfolio
State Street Trimmed −676,970 −$115M —
The Timken Company Trimmed −576,153 −$83.7M 0.6%
Aramark Trimmed −1,468,696 −$83.6M 1.5%
Stanley Black & Decker Exited −833,900 −$59.3M —
Tetra Tech Inc New +1,785,403 +$51.6M 0.6%
Atlas Energy Solutions Inc Trimmed −2,494,964 −$41.4M —
WM White Mountains Insurance Grou Trimmed −19,737 −$40.9M 2.0%
Allegion PLC Added +285,250 +$40.1M 1.5%
Ppg Industries Added +308,386 +$37.4M 2.2%
Ryman Hospitality Properties Trimmed −281,510 −$36.2M 1.6%

Showing the 10 largest of 102 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 04, 2026

Company Action Shares changed Value of change % of portfolio
Sunbelt Rentals Holdings Inc New +2,817,173 +$182M 2.1%
Mks Inc. Trimmed −756,655 −$174M 0.5%
Arthur J. Gallagher & Co. New +622,633 +$135M 1.5%
Xpo Inc Exited −933,703 −$127M —
Atmos Energy Trimmed −637,699 −$118M —
Lithia Motors Inc New +346,436 +$86.5M 1.0%
Waters Corp New +268,853 +$80.1M 0.9%
Johnson & Johnson Trimmed −325,835 −$79.6M 0.7%
R Renaissancere Trimmed −253,508 −$75.4M 2.8%
Chubb Limited Trimmed −215,564 −$70.3M 1.3%

Showing the 10 largest of 107 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 09, 2026

Company Action Shares changed Value of change % of portfolio
Aercap Holdings N.v. Trimmed −1,257,050 −$181M 1.6%
Aramark New +3,204,294 +$118M 1.2%
Fiserv Inc Added +1,749,682 +$118M 1.6%
AD Avery Dennison Corp Com New +580,689 +$106M 1.1%
Carmax Inc Exited −2,241,359 −$101M —
Open Text Corp Trimmed −3,076,710 −$100M 0.4%
Te Connectivity Trimmed −367,444 −$83.6M —
The Walt Disney Company Added +641,829 +$73M 1.7%
Flowers Foods Inc Exited −5,463,003 −$71.3M —
Woodward Trimmed −225,456 −$68.2M 1.5%

Showing the 10 largest of 107 changes.

Q3 2025

quarter ended September 30, 2025 · filed October 31, 2025

Company Action Shares changed Value of change % of portfolio
Arch Capital Group New +2,323,991 +$211M 2.2%
Te Connectivity Trimmed −866,288 −$190M 0.8%
PM Philip Morris Int'l Trimmed −865,161 −$140M —
State Street Trimmed −1,097,831 −$127M 1.3%
Hanesbrands Inc Trimmed −15,065,823 −$99.3M —
Woodward Trimmed −333,372 −$84.2M 1.8%
Arrow Electronics Trimmed −682,783 −$82.6M 0.6%
Brookfield Corp Trimmed −1,162,873 −$79.7M 1.7%
Open Text Corp Trimmed −1,761,347 −$65.8M 1.7%
CG Cbre Group Inc. Cl A Trimmed −389,121 −$61.3M 1.1%

Showing the 10 largest of 101 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 04, 2025

Company Action Shares changed Value of change % of portfolio
Valvoline Inc New +2,917,906 +$111M 1.1%
Xpo Inc New +856,898 +$108M 1.1%
American Eagle Outfitters Exited −7,791,193 −$90.5M —
Api Group Trimmed −1,714,922 −$87.5M 1.1%
Bank Of America Added +1,674,090 +$79.2M 1.5%
Arrow Electronics Trimmed −583,928 −$74.4M 1.5%
The Timken Company Added +855,961 +$62.1M 0.8%
Te Connectivity Trimmed −337,634 −$56.9M 2.1%
Crown Castle Inc Trimmed −538,863 −$55.4M 2.3%
Allegion PLC Added +295,395 +$42.6M 0.8%

Showing the 10 largest of 98 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 02, 2025

Company Action Shares changed Value of change % of portfolio
Gentex Corporation Exited −3,773,106 −$108M —
Gildan Activewear Trimmed −1,969,145 −$87.1M 3.3%
CC Carlisle Companies Incorporate New +217,605 +$74.1M 0.7%
Kenvue Inc Trimmed −2,681,477 −$64.3M —
State Street Trimmed −520,042 −$46.6M 2.1%
R Renaissancere Added +190,139 +$45.6M 3.0%
PM Philip Morris Int'l Trimmed −286,144 −$45.4M 1.7%
WM White Mountains Insurance Grou Added +20,582 +$39.6M 1.1%
Markel Group Trimmed −20,327 −$38M 0.6%
H.b. Fuller Company New +656,270 +$36.8M 0.4%

Showing the 10 largest of 99 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 07, 2025

Company Action Shares changed Value of change % of portfolio
Discover Financial Services Exited −1,031,438 −$145M —
Ppg Industries New +902,889 +$108M 1.0%
CG Cbre Group Inc. Cl A Trimmed −588,648 −$77.3M 1.1%
Ryman Hospitality Properties New +716,994 +$74.8M 0.7%
The Walt Disney Company New +656,408 +$73.1M 0.7%
WM White Mountains Insurance Grou New +34,070 +$66.3M 0.6%
Brookfield Asset Management - Trimmed −1,036,550 −$56.2M 1.0%
Brookfield Corp Trimmed −945,538 −$54.3M 2.1%
Atmos Energy Trimmed −368,198 −$51.3M 1.5%
Glacier Bancorp Inc Trimmed −1,017,420 −$51.1M 1.5%

Showing the 10 largest of 97 changes.

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