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Super Investors Conestoga Capital Advisors, LLC
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Conestoga Capital Advisors, LLC

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

Portfolio value
$4.6B
Positions
109
Quarter ended
June 30, 2026
Filed
July 24, 2026

Reported portfolio value by quarter (54 quarters reported)

$7.69B $943M
Q1 13 Q4 15 Q3 18 Q2 21 Q1 24 Q2 26

$943M in Q1 2013 → $4.6B now. Hover for any quarter.

Holdings

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

Holding % of portfolio Activity Shares Value
CW Casella Waste Sys Inc 4.9% Trimmed 17% 2,336,156 $227M
Rbc Bearings Inc 4.6% Trimmed 24% 327,489 $211M
Novanta Inc 4.3% Trimmed 16% 1,217,963 $198M
Balchem Corp 4.0% Trimmed 13% 1,087,871 $184M
MS Mercury Sys Inc 4.0% Trimmed 22% 1,487,191 $182M
FN Firstservice Corp New 3.8% Trimmed 13% 1,216,997 $173M
DI Digi Intl Inc 3.5% Trimmed 28% 2,177,359 $163M
Construction Partners Inc 3.5% Trimmed 18% 1,358,962 $161M
Esco Technologies Inc 3.4% Trimmed 17% 447,077 $156M
MM Merit Med Sys Inc 3.0% Trimmed 8.7% 1,979,790 $137M
Spx Technologies Inc 2.9% Trimmed 17% 547,175 $134M
Repligen Corp 2.9% Trimmed 11% 980,983 $134M
Csw Industrials Inc 2.9% Trimmed 18% 471,727 $131M
Lemaitre Vascular Inc 2.9% Trimmed 7.4% 1,367,513 $131M
DS Descartes Sys Group Inc 2.8% Trimmed 12% 1,864,851 $129M
Aaon Inc 2.8% Trimmed 20% 1,015,825 $129M
SG Stevanato Group S P A 2.8% Trimmed 17% 7,007,613 $127M
Siteone Landscape Supply Inc 2.4% Trimmed 13% 960,286 $110M
Msa Safety Inc 2.1% Trimmed 17% 554,574 $96.8M
Helios Technologies Inc 2.1% Trimmed 18% 1,084,345 $96.8M
Vericel Corp 2.0% Trimmed 15% 2,083,832 $92.7M
Federal Signal Corp 2.0% Trimmed 17% 716,591 $92.1M
Ul Solutions Inc 1.8% Trimmed 22% 819,373 $83.5M
SM Simpson Mfg Inc 1.7% Trimmed 38% 377,341 $79M
Exponent Inc 1.6% Trimmed 34% 1,265,704 $74.4M
QH Q2 Hldgs Inc 1.5% Trimmed 22% 1,393,275 $67M
UT Universal Technical Inst Inc 1.1% Trimmed 8.6% 1,181,460 $50.5M
Agilysys Inc 1.1% Trimmed 30% 476,554 $49.8M
KG Kodiak Gas Svcs Inc 1.1% New 646,145 $48.5M
Kadant Inc 1.0% Trimmed 28% 150,265 $47.2M
Legence Corp 0.9% Added 22% 506,578 $43.2M
Transcat Inc 0.9% Trimmed 12% 449,557 $41.7M
Rollins Inc 0.9% Trimmed 16% 991,591 $41.4M
WP West Pharmaceutical Svsc Inc 0.9% Trimmed 15% 111,294 $40M
KH Karman Hldgs Inc 0.9% Added 56% 798,496 $39.9M
Knowles Corp 0.8% New 932,049 $38.7M
Artivion Inc 0.8% Added 38% 1,623,700 $36.5M
HN Heico Corp New 0.8% Trimmed 28% 134,747 $34.8M
Ncino Inc 0.8% Trimmed 22% 2,120,465 $34.7M
Watsco Inc 0.7% Trimmed 34% 80,975 $33.7M
BH Bright Horizons Fam Sol In D 0.7% Trimmed 66% 444,997 $31.5M
Wd 40 Co 0.7% Trimmed 34% 126,199 $30.7M
Enpro Inc 0.7% Trimmed 1.2% 79,390 $29.9M
HJ Henry Jack & Assoc Inc 0.6% Trimmed 19% 200,836 $27.7M
Guidewire Software Inc 0.6% Trimmed 18% 224,372 $27.6M
Tyler Technologies Inc 0.6% Trimmed 18% 94,018 $27.5M
Graco Inc 0.6% Trimmed 35% 349,644 $26.4M
MR Matador Res Co 0.5% New 503,990 $25.1M
Magnolia Oil & Gas Corp 0.5% New 935,605 $23.9M
Jbt Marel Corporation 0.5% Trimmed 18% 159,760 $23.2M
Workiva Inc 0.5% Trimmed 38% 467,432 $22.7M
Mirion Technologies Inc 0.5% Trimmed 32% 1,248,061 $22.4M
Bio-techne Corp 0.5% Trimmed 34% 297,830 $21M
Pool Corp 0.4% Trimmed 41% 90,032 $19.3M
Perimeter Solutions Inc 0.4% New 535,965 $19.1M
LI Lci Inds 0.4% Trimmed 16% 171,743 $18.2M
Procore Technologies Inc 0.3% Trimmed 16% 341,338 $13.9M
CI Caci Intl Inc 0.3% Added 6.9% 28,950 $13.4M
EI Evi Inds Inc 0.2% Trimmed 4.8% 668,316 $9.88M
Permian Resources Corp 0.2% New 491,265 $9.04M

Showing top 60 of 109 positions.

Timeline of changes

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

Q2 2026

quarter ended June 30, 2026 · filed July 24, 2026

Company Action Shares changed Value of change % of portfolio
Rbc Bearings Inc Trimmed −101,820 −$65.6M 4.6%
Blackline Inc Exited −1,685,484 −$62.4M —
DI Digi Intl Inc Trimmed −827,414 −$62M 3.5%
BH Bright Horizons Fam Sol In D Trimmed −848,149 −$60.1M 0.7%
Azenta Inc Exited −2,844,546 −$60.1M —
MS Mercury Sys Inc Trimmed −431,400 −$52.8M 4.0%
KG Kodiak Gas Svcs Inc New +646,145 +$48.5M 1.1%
SM Simpson Mfg Inc Trimmed −227,940 −$47.7M 1.7%
CW Casella Waste Sys Inc Trimmed −468,319 −$45.4M 4.9%
Knowles Corp New +932,049 +$38.7M 0.8%

Showing the 10 largest of 115 changes.

Q1 2026

quarter ended March 31, 2026 · filed April 24, 2026

Company Action Shares changed Value of change % of portfolio
CA Clearwater Analytics Hldgs I Trimmed −5,464,248 −$129M 0.3%
Rbc Bearings Inc Trimmed −155,101 −$84.2M 4.7%
Esco Technologies Inc Trimmed −233,815 −$65.8M 3.0%
Vertex Inc Exited −2,506,653 −$50.1M —
Hillman Solutions Corp Trimmed −5,467,728 −$45.5M —
CI Ccc Intelligent Solutions Hl Trimmed −7,290,405 −$43.7M 0.6%
UT Universal Technical Inst Inc Added +1,203,985 +$43.5M 0.9%
Artivion Inc New +1,175,410 +$43M 0.9%
SM Simpson Mfg Inc Trimmed −244,069 −$41.9M 2.1%
Aaon Inc Trimmed −505,776 −$41.9M 2.1%

Showing the 10 largest of 95 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 02, 2026

Company Action Shares changed Value of change % of portfolio
Trex Co Inc Exited −1,894,949 −$97.9M —
SC Sps Comm Inc Trimmed −638,707 −$56.9M 1.0%
KH Karman Hldgs Inc New +534,897 +$39.1M 0.7%
ML Mesa Labs Inc Exited −426,457 −$28.6M —
Badger Meter Inc New +130,393 +$22.7M 0.4%
BH Bright Horizons Fam Sol In D Added +220,223 +$22.3M 1.9%
DI Digi Intl Inc Trimmed −459,941 −$19.9M 2.2%
Esco Technologies Inc Trimmed −97,623 −$19.1M 2.6%
Rbc Bearings Inc Trimmed −41,533 −$18.6M 4.4%
Repligen Corp Added +101,062 +$16.6M 2.9%

Showing the 10 largest of 122 changes.

Q3 2025

quarter ended September 30, 2025 · filed October 24, 2025

Company Action Shares changed Value of change % of portfolio
Construction Partners Inc Trimmed −501,706 −$63.7M 4.3%
SM Simpson Mfg Inc Trimmed −220,801 −$37M 2.4%
CI Ccc Intelligent Solutions Hl Trimmed −3,896,749 −$35.5M 1.6%
FN Firstservice Corp New Trimmed −179,253 −$34.1M 3.7%
Mirion Technologies Inc New +1,351,785 +$31.4M 0.5%
Esco Technologies Inc Trimmed −143,809 −$30.4M 3.0%
Federal Signal Corp Trimmed −254,865 −$30.3M 2.1%
Exponent Inc Trimmed −344,631 −$23.9M 2.6%
Simulations Plus Inc Exited −1,282,143 −$22.4M —
MS Mercury Sys Inc Trimmed −279,026 −$21.6M 2.8%

Showing the 10 largest of 112 changes.

Q2 2025

quarter ended June 30, 2025 · filed July 30, 2025

Company Action Shares changed Value of change % of portfolio
Jbt Marel Corporation Trimmed −784,588 −$94.4M 0.3%
Construction Partners Inc Trimmed −820,833 −$87.2M 4.1%
Neogen Corp Exited −8,540,859 −$74M —
BH Bright Horizons Fam Sol In D Added +541,440 +$66.9M 1.6%
Rbc Bearings Inc Trimmed −92,741 −$35.7M 3.6%
Ul Solutions Inc Added +458,972 +$33.4M 1.3%
Paycor Hcm Inc Exited −1,319,976 −$29.6M —
Novanta Inc Added +214,374 +$27.6M 3.0%
Axon Enterprise Inc Trimmed −29,903 −$24.8M —
Simulations Plus Inc Trimmed −1,327,245 −$23.2M 0.3%

Showing the 10 largest of 102 changes.

Q1 2025

quarter ended March 31, 2025 · filed April 17, 2025

Company Action Shares changed Value of change % of portfolio
Paycor Hcm Inc Trimmed −5,614,452 −$126M 0.4%
AE Altair Engr Inc Exited −1,112,548 −$121M —
CW Casella Waste Sys Inc Trimmed −355,695 −$39.7M 4.8%
DS Descartes Sys Group Inc Trimmed −371,040 −$37.4M 4.2%
Kadant Inc Added +109,439 +$36.9M 1.1%
Msa Safety Inc Added +200,221 +$29.4M 1.7%
Agilysys Inc Added +374,800 +$27.2M 0.8%
Vertex Inc Added +686,145 +$24M 1.6%
SM Simpson Mfg Inc Trimmed −150,838 −$23.7M 2.7%
Crane Nxt Co Added +451,814 +$23.2M 0.8%

Showing the 10 largest of 92 changes.

Q4 2024

quarter ended December 31, 2024 · filed January 24, 2025

Company Action Shares changed Value of change % of portfolio
AE Altair Engr Inc Trimmed −1,410,003 −$154M 1.6%
Ncino Inc New +2,092,195 +$70.3M 0.9%
FF Fox Factory Hldg Corp Exited −1,072,554 −$44.5M —
Kadant Inc New +111,770 +$38.6M 0.5%
QH Q2 Hldgs Inc Trimmed −380,781 −$38.3M 2.6%
CI Ccc Intelligent Solutions Hl Added +2,752,950 +$32.3M 1.9%
Crane Nxt Co New +541,340 +$31.5M 0.4%
MS Mercury Sys Inc Added +743,552 +$31.2M 1.2%
Azenta Inc Added +621,830 +$31.1M 1.0%
Aaon Inc Trimmed −234,546 −$27.6M 2.9%

Showing the 10 largest of 109 changes.

Q3 2024

quarter ended September 30, 2024 · filed October 28, 2024

Company Action Shares changed Value of change % of portfolio
Pros Holdings Inc Exited −3,263,974 −$93.5M —
Spx Technologies Inc Added +267,965 +$42.7M 1.4%
Construction Partners Inc Trimmed −606,240 −$42.3M 3.3%
Neogen Corp Added +1,711,238 +$28.8M 2.0%
Msa Safety Inc Added +133,373 +$23.7M 1.1%
Vertex Inc Trimmed −525,495 −$20.2M 1.2%
Blackline Inc Added +350,143 +$19.3M 1.3%
Paycor Hcm Inc Trimmed −1,240,138 −$17.6M 1.1%
Transcat Inc Added +137,830 +$16.6M 1.5%
CI Ccc Intelligent Solutions Hl Added +1,498,200 +$16.6M 1.4%

Showing the 10 largest of 115 changes.

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