RIVERBRIDGE PARTNERS LLC — 13F Holdings & Portfolio

CIK 1112325 · latest 13F-HR filed 2026-04-17

RIVERBRIDGE PARTNERS LLC manages $4.09B in 13F-reported U.S. long-equity assets across 192 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NVDA (4.94%), MSFT (4.17%), FIVE (3.20%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 18 new positions, exited 14, added to 38, and trimmed 98.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM

$4.09B

Long-equity book

Holdings

192

Distinct positions

Period

2026-03-31

Filed 2026-04-17

Q/Q Activity

+18 / −14 / ↑38 / ↓98

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • Linde Plc$35.9M +872.6%
  • Watsco, Inc.$24.5M +104.9%
  • Kadant, Inc.$23.6M +47.1%
  • Analog Devices, Inc.$8.8M +8.6%
  • Fastenal Company$7.5M +7.9%
Show all 38

Top Trims

  • NVIDIA Corporation-$83.1M -29.2%
  • HEICO Corporation-$79.4M -41.6%
  • Microsoft Corporation-$68.3M -28.6%
  • Workiva, Inc.-$60.6M -61.0%
  • Paycom Software, Inc.-$56.5M -99.3%
Show all 98

New Positions

  • AppFolio, Inc.$13.9M
  • Casella Waste Systems, Inc.$13.7M
  • LeMaitre Vascular, Inc.$11.5M
  • RBC Bearings, Inc.$11.1M
  • Costco Wholesale Corporation$1.8M
Show all 18

Exited Positions

  • Clearwater Analytics Holdings,$31.3M
  • BlackLine, Inc.$20.6M
  • Trade Desk, Inc.$8.5M
  • Phreesia, Inc.$7.8M
  • Vanguard S&P 500 Index Fund$4.5M
Show all 14
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 NVIDIA Corporation NVDA 67066G104 $201.7M 4.94% 1,156,543 SH
2 Microsoft Corporation MSFT 594918104 $170.2M 4.17% 459,806 SH
3 Five Below, Inc. FIVE 33829M101 $130.8M 3.20% 572,301 SH
4 RB Global, Inc. RBA 74935Q107 $122.2M 2.99% 1,275,384 SH
5 Grand Canyon Education, Inc. LOPE 38526M106 $121.8M 2.98% 716,586 SH
6 Amazon.com, Inc. AMZN 023135106 $117.1M 2.86% 562,039 SH
7 Ensign Group, Inc. ENSG 29358P101 $114.7M 2.81% 569,345 SH
8 Medpace Holdings, Inc. MEDP 58506Q109 $114.0M 2.79% 237,407 SH
9 HEICO Corporation HEI 422806109 $111.4M 2.73% 406,226 SH
10 Analog Devices, Inc. ADI 032654105 $110.3M 2.70% 346,665 SH
11 Fastenal Company FAST 311900104 $103.1M 2.52% 2,221,882 SH
12 Tyler Technologies, Inc. TYL 902252105 $87.8M 2.15% 256,413 SH
13 Kinsale Capital Group, Inc. KNSL 49714P108 $84.1M 2.06% 246,236 SH
14 Privia Health Group, Inc. PRVA 74276R102 $80.6M 1.97% 3,917,948 SH
15 Alphabet, Inc. Class A GOOGL 02079K305 $77.0M 1.89% 267,866 SH
16 Kadant, Inc. KAI 48282T104 $73.7M 1.80% 252,230 SH
17 Rollins, Inc. ROL 775711104 $66.4M 1.62% 1,242,585 SH
18 West Pharmaceutical Services, WST 955306105 $65.5M 1.60% 261,442 SH
19 S&P Global, Inc. SPGI 78409V104 $61.3M 1.50% 144,215 SH
20 Alphabet, Inc. Class C GOOG 02079K107 $60.3M 1.48% 210,154 SH
21 ServiceNow, Inc. NOW 81762P102 $57.5M 1.41% 549,784 SH
22 Verisk Analytics, Inc. VRSK 92345Y106 $55.3M 1.35% 291,692 SH
23 Freshpet, Inc. FRPT 358039105 $54.4M 1.33% 923,023 SH
24 Veeva Systems, Inc. VEEV 922475108 $54.1M 1.32% 307,717 SH
25 Paylocity Holding Corporation PCTY 70438V106 $49.9M 1.22% 462,019 SH
26 CoStar Group, Inc. CSGP 22160N109 $49.5M 1.21% 1,227,391 SH
27 Watsco, Inc. WSO 942622200 $47.9M 1.17% 131,738 SH
28 Glaukos Corporation GKOS 377322102 $46.6M 1.14% 433,228 SH
29 IDEXX Laboratories, Inc. IDXX 45168D104 $46.4M 1.13% 82,524 SH
30 Tesla, Inc. TSLA 88160R101 $45.2M 1.11% 121,640 SH
31 Netflix Inc. NFLX 64110L106 $44.6M 1.09% 463,583 SH
32 Visa, Inc. V 92826C839 $42.8M 1.05% 141,665 SH
33 Danaher Corporation DHR 235851102 $42.2M 1.03% 222,825 SH
34 Linde Plc LIN G54950103 $40.0M 0.98% 80,779 SH
35 Workiva, Inc. WK 98139A105 $38.8M 0.95% 651,243 SH
36 Cintas Corporation CTAS 172908105 $38.8M 0.95% 229,158 SH
37 Starbucks Corporation SBUX 855244109 $38.3M 0.94% 427,880 SH
38 Cognex Corporation CGNX 192422103 $35.0M 0.86% 715,343 SH
39 Exponent, Inc. EXPO 30214U102 $34.8M 0.85% 533,119 SH
40 Guidewire Software, Inc. GWRE 40171V100 $34.3M 0.84% 229,512 SH
41 Floor & Decor Holdings, Inc. FND 339750101 $33.3M 0.81% 655,411 SH
42 Descartes Systems Group, Inc. DSGX 249906108 $32.3M 0.79% 451,422 SH
43 UnitedHealth Group, Inc. UNH 91324P102 $32.0M 0.78% 118,359 SH
44 Bio-Techne Corporation TECH 09073M104 $31.8M 0.78% 608,916 SH
45 Globant S.A. GLOB L44385109 $31.7M 0.78% 687,811 SH
46 Simpson Manufacturing Company, SSD 829073105 $31.1M 0.76% 180,977 SH
47 Salesforce, Inc. CRM 79466L302 $30.8M 0.75% 165,259 SH
48 Repligen Corporation RGEN 759916109 $30.5M 0.75% 258,476 SH
49 CSW Industrials, Inc. CSW 126402106 $30.1M 0.74% 115,651 SH
50 Motorola Solutions, Inc. MSI 620076307 $29.2M 0.71% 67,278 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-04-17 $4.09B 192 0001112325-26-000004
2025-12-31 2026-01-13 $5.33B 188 0001112325-26-000001