The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F COVER PAGE

OMB APPROVAL
OMB Number: 3235-0006
Expires: July 31, 2015
Estimated average burden
hours per response: 23.8

Report for the Calendar Year or Quarter Ended: 09-30-2021
Check here if Amendment   Amendment Number:
This Amendment (Check only one.):   is a restatement.
  adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name: RIVERBRIDGE PARTNERS LLC
Address: 1200 IDS CENTER
80 SOUTH EIGHTH STREET
MINNEAPOLIS , MN55402
Form 13F File Number: 028-05655

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

Person Signing this Report on Behalf of Reporting Manager:
Name: Jocelyn Henkensiefken
Title: Chief Compliance Officer
Phone: 612-904-6200
Signature, Place, and Date of Signing:
Jocelyn Henkensiefken Minneapolis , MN 10-26-2021
[Signature] [City, State] [Date]
Report Type (Check only one.):
X 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.)
  13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).)
  13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)
Form 13F Summary Page
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 156
Form 13F Information Table Value Total: 9,974,168
(thousands)
List of Other Managers Reporting for this Manager:
[If there are no entries in this list, omit this section.]
Form 13F File Number Name

List of Other Included Managers:
Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.
[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]
No. Form 13F File Number Name


SEC FORM 13F-HR

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE

OMB APPROVAL
OMB Number: 3235-0006
Expires: July 31, 2015
Estimated average burden
hours per response: 23.8

COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
2U, Inc. COM 90214J101 116,478 3,469,690 SH SOLE 2,614,820 0 854,870
3M Company COM 88579Y101 511 2,911 SH SOLE 2,911 0 0
Abbott Laboratories COM 002824100 1,858 15,730 SH SOLE 15,730 0 0
AbbVie, Inc. COM 00287Y109 220 2,040 SH SOLE 2,040 0 0
Alarm.com Holdings, Inc. COM 011642105 144,028 1,842,027 SH SOLE 1,300,734 0 541,293
Align Technology, Inc. COM 016255101 1,849 2,779 SH SOLE 2,777 0 2
Alphabet, Inc. Class A COM 02079K305 72,001 26,931 SH SOLE 20,123 0 6,808
Alphabet, Inc. Class C COM 02079K107 48,810 18,313 SH SOLE 17,928 0 385
Amazon.com, Inc. COM 023135106 131,906 40,154 SH SOLE 33,352 0 6,802
AMCOR PLC ORD COM G0250X107 177 15,300 SH SOLE 15,300 0 0
Amedisys, Inc. COM 023436108 150,907 1,012,117 SH SOLE 775,882 0 236,235
American Express Company COM 025816109 561 3,348 SH SOLE 3,348 0 0
AMN Healthcare Services, Inc. COM 001744101 99,003 862,768 SH SOLE 562,719 0 300,049
Analog Devices, Inc. COM 032654105 95,839 572,239 SH SOLE 523,123 0 49,116
Ansys, Inc. COM 03662Q105 179,472 527,163 SH SOLE 387,414 0 139,749
Apple Inc. COM 037833100 9,359 66,138 SH SOLE 29,938 0 36,200
Aspen Technology, Inc. COM 045327103 25,874 210,701 SH SOLE 120,353 0 90,348
ASSOCIATED BANC CORP COM COM 045487105 1,974 92,163 SH SOLE 92,163 0 0
Avalara, Inc. COM 05338G106 133,116 761,665 SH SOLE 556,514 0 205,151
Berkshire Hathaway Inc. Class COM 084670702 901 3,300 SH SOLE 2,825 0 475
Bio-Techne Corporation COM 09073M104 110,732 228,517 SH SOLE 123,688 0 104,829
BlackLine, Inc. COM 09239B109 250,586 2,122,527 SH SOLE 1,641,633 0 480,894
Bristol-Myers Squibb Company COM 110122108 321 5,425 SH SOLE 5,425 0 0
Cerence Inc. COM 156727109 39,743 413,511 SH SOLE 330,788 0 82,723
Certara, Inc. COM 15687V109 95,606 2,888,395 SH SOLE 1,935,949 0 952,446
Charles River Laboratories Int COM 159864107 68,208 165,285 SH SOLE 89,493 0 75,792
Chemed Corporation COM 16359R103 44,626 95,946 SH SOLE 73,591 0 22,355
Cisco Systems, Inc. COM 17275R102 4,295 78,900 SH SOLE 78,900 0 0
CMC Materials, Inc. COM 12571t100 22,899 185,823 SH SOLE 149,041 0 36,782
Coca-Cola Company COM 191216100 383 7,304 SH SOLE 7,304 0 0
Cognex Corporation COM 192422103 44,339 552,713 SH SOLE 296,032 0 256,681
CoStar Group, Inc. COM 22160N109 215,868 2,508,346 SH SOLE 1,958,479 0 549,867
Costco Wholesale Corporation COM 22160K105 385 857 SH SOLE 857 0 0
Danaher Corporation COM 235851102 111,208 365,286 SH SOLE 330,925 0 34,361
Descartes Systems Group Inc. COM 249906108 55,908 688,017 SH SOLE 544,756 0 143,261
Dollar General Corp COM 256677105 2,749 12,957 SH SOLE 12,957 0 0
Ecolab, Inc. COM 278865100 83,266 399,128 SH SOLE 363,589 0 35,539
Ensign Group, Inc. COM 29358P101 129,053 1,723,240 SH SOLE 1,296,254 0 426,986
Equifax, Inc. COM 294429105 5,359 21,148 SH SOLE 21,148 0 0
Exponent, Inc. COM 30214u102 115,813 1,023,531 SH SOLE 697,180 0 326,351
Facebook, Inc. Class A COM 30303M102 276 814 SH SOLE 614 0 200
Fastenal Company COM 311900104 188,049 3,643,650 SH SOLE 2,683,030 0 960,620
Fiserv, Inc. COM 337738108 605 5,572 SH SOLE 5,559 0 13
Five Below, Inc. COM 33829M101 272,850 1,543,180 SH SOLE 1,139,850 0 403,330
Fiverr International LTD COM M4R82T106 99,507 544,704 SH SOLE 389,165 0 155,539
Floor & Decor Holdings, Inc. C COM 339750101 53,347 441,647 SH SOLE 355,615 0 86,032
Freshpet, Inc. COM 358039105 73,534 515,341 SH SOLE 413,433 0 101,908
Gentex Corporation COM 371901109 130,487 3,956,554 SH SOLE 3,023,381 0 933,173
Glaukos Corporation COM 377322102 26,322 546,431 SH SOLE 443,535 0 102,896
Globant S.A. COM L44385109 405,721 1,443,794 SH SOLE 1,086,875 0 356,919
GoDaddy, Inc. Class A COM 380237107 67,620 970,164 SH SOLE 533,756 0 436,408
Goosehead Insurance, Inc. COM 38267D109 58,075 381,343 SH SOLE 306,612 0 74,731
Grand Canyon Education, Inc. COM 38526M106 251,823 2,862,921 SH SOLE 2,156,787 0 706,134
Grid Dynamics Holdings, Inc. COM 39813G109 86,828 2,971,522 SH SOLE 2,101,300 0 870,222
Guidewire Software, Inc. COM 40171V100 96,516 811,945 SH SOLE 577,235 0 234,710
Health Catalyst, Inc. COM 42225T107 53,642 1,072,631 SH SOLE 862,327 0 210,304
Healthcare Services Group, Inc COM 421906108 132,334 5,295,481 SH SOLE 4,051,554 0 1,243,927
HEICO Corporation COM 422806109 173,086 1,312,551 SH SOLE 963,180 0 349,371
Heska Corporation COM 42805e306 76,010 293,997 SH SOLE 236,079 0 57,918
Honeywell International Inc. COM 438516106 425 2,000 SH SOLE 2,000 0 0
Hormel Foods Corp. COM 440452100 204 4,980 SH SOLE 4,980 0 0
IAC / InterActiveCorp. COM 44891N208 78,119 599,575 SH SOLE 437,047 0 162,528
IDEXX Laboratories, Inc. COM 45168D104 88,846 142,862 SH SOLE 129,073 0 13,789
IHS Markit Ltd. COM G47567105 98,220 842,224 SH SOLE 763,320 0 78,904
Illumina, Inc. COM 452327109 48,781 120,265 SH SOLE 109,568 0 10,697
Inogen, Inc. COM 45780L104 11,931 276,881 SH SOLE 222,596 0 54,285
Intel Corporation COM 458140100 2,127 39,913 SH SOLE 39,913 0 0
Ishares Core S&P 500 Etf COM 464287200 1,563 3,629 SH SOLE 1,182 0 2,447
iShares Core S&P U.S. Growth E COM 464287671 1,585 15,476 SH SOLE 1,391 0 14,085
Ishares Tr Russell 1000 COM 464287622 712 2,947 SH SOLE 2,947 0 0
Ishares Tr Russell 2000 COM 464287655 1,290 5,897 SH SOLE 5,897 0 0
Ishares Tr Russell 2000 Growth COM 464287648 1,253 4,269 SH SOLE 136 0 4,133
Jack Henry & Associates, Inc. COM 426281101 73,081 445,455 SH SOLE 343,509 0 101,946
Johnson & Johnson COM 478160104 3,071 19,013 SH SOLE 19,013 0 0
JPMorgan Chase & Co. COM 46625H100 1,016 6,205 SH SOLE 6,205 0 0
Kadant Inc. COM 48282T104 46,282 226,761 SH SOLE 181,901 0 44,860
Kornit Digital Ltd. COM m6372q113 216,623 1,496,633 SH SOLE 994,469 0 502,164
Linde Plc COM G5494J103 5,419 18,470 SH SOLE 18,450 0 20
Lululemon Athletica Inc COM 550021109 202 500 SH SOLE 500 0 0
MAXIMUS, Inc. COM 577933104 39,609 476,069 SH SOLE 381,004 0 95,065
McDonald's Corporation COM 580135101 708 2,935 SH SOLE 2,935 0 0
Medpace Holdings, Inc. COM 58506Q109 55,399 292,681 SH SOLE 235,557 0 57,124
Medtronic plc COM G5960L103 760 6,066 SH SOLE 4,940 0 1,126
Microsoft Corporation COM 594918104 223,815 793,896 SH SOLE 718,963 0 74,933
Middleby Corporation COM 596278101 33,430 196,060 SH SOLE 101,670 0 94,390
Model N, Inc. COM 607525102 43,254 1,291,175 SH SOLE 1,034,014 0 257,161
National Instruments Corporati COM 636518102 113,834 2,901,702 SH SOLE 2,193,088 0 708,614
National Vision Holdings, Inc. COM 63845R107 56,947 1,003,118 SH SOLE 803,764 0 199,354
Neogen Corporation COM 640491106 121,700 2,802,214 SH SOLE 1,981,794 0 820,420
Netflix Inc. COM 64110L106 50,236 82,308 SH SOLE 72,706 0 9,602
NVIDIA Corporation COM 67066G104 93,960 453,563 SH SOLE 403,863 0 49,700
Oak Street Health, Inc. COM 67181A107 69,974 1,645,285 SH SOLE 1,225,908 0 419,377
Okta, Inc. COM 679295105 749 3,155 SH SOLE 3,155 0 0
Ollie's Bargain Outlet Holding COM 681116109 65,402 1,084,967 SH SOLE 720,405 0 364,562
Oracle Corporation COM 68389X105 429 4,925 SH SOLE 4,925 0 0
OrthoPediatrics Corp. COM 68752l100 70,156 1,070,915 SH SOLE 704,969 0 365,946
Paychex, Inc. COM 704326107 2,629 23,380 SH SOLE 23,380 0 0
Paycom Software, Inc. COM 70432V102 223,046 449,916 SH SOLE 348,318 0 101,598
Paylocity Holding Corp. COM 70438V106 240,947 859,298 SH SOLE 616,418 0 242,880
Pegasystems, Inc. COM 705573103 173,255 1,363,141 SH SOLE 956,752 0 406,389
Pennant Group, Inc. COM 70805E109 35,661 1,269,515 SH SOLE 1,023,722 0 245,793
PepsiCo, Inc. COM 713448108 3,728 24,785 SH SOLE 24,785 0 0
PetIQ, Inc. Class A COM 71639T106 29,288 1,172,936 SH SOLE 947,638 0 225,298
PETVIVO HLDGS INC COM NEW COM 716817408 39 14,369 SH SOLE 14,369 0 0
Phreesia Inc. COM 71944F106 53,841 872,618 SH SOLE 701,566 0 171,052
Porch Group, Inc. COM 733245104 41,076 2,323,329 SH SOLE 1,873,295 0 450,034
Power Integrations, Inc. COM 739276103 64,688 653,480 SH SOLE 523,340 0 130,140
PRA Group, Inc. COM 69354N106 37,048 879,153 SH SOLE 704,329 0 174,824
Procter & Gamble Company COM 742718109 3,251 23,252 SH SOLE 23,252 0 0
Pros Holdings, Inc. COM 74346Y103 53,927 1,519,924 SH SOLE 1,040,500 0 479,424
Proto Labs, Inc. COM 743713109 43,686 655,945 SH SOLE 500,355 0 155,590
Ritchie Bros. Auctioneers, Inc COM 767744105 286,522 4,646,801 SH SOLE 3,538,454 0 1,108,347
Roche Holding Ltd. ADR COM 771195104 2,310 50,416 SH SOLE 50,393 0 23
Rockwell Automation Com COM 773903109 2,996 10,188 SH SOLE 10,188 0 0
Rogers Corporation COM 775133101 36,261 194,449 SH SOLE 157,038 0 37,411
Rollins, Inc. COM 775711104 135,529 3,836,092 SH SOLE 2,849,368 0 986,724
S&P Global, Inc. COM 78409V104 888 2,090 SH SOLE 2,090 0 0
Salesforce.com, Inc. COM 79466L302 114,146 420,861 SH SOLE 377,923 0 42,938
ServiceNow, Inc. COM 81762P102 82,899 133,220 SH SOLE 121,099 0 12,121
Snap-on, Inc. COM 833034101 2,607 12,479 SH SOLE 12,479 0 0
SPDR SERIES TRUST BLMBRG BRC C COM 78464A359 427 5,000 SH SOLE 5,000 0 0
SPS Commerce, Inc. COM 78463M107 153,380 950,837 SH SOLE 757,661 0 193,176
Starbucks Corporation COM 855244109 94,537 857,013 SH SOLE 783,373 0 73,640
Stryker Corp Com COM 863667101 501 1,900 SH SOLE 1,900 0 0
Target Corporation COM 87612E106 532 2,327 SH SOLE 2,327 0 0
Teladoc Health, Inc. COM 87918A105 35,312 278,464 SH SOLE 250,589 0 27,875
Terminix Global Holdings Inc COM 88087E100 38,243 917,756 SH SOLE 735,452 0 182,304
Tesla Motors Inc. COM 88160R101 1,365 1,760 SH SOLE 1,560 0 200
TJX Companies, Inc. COM 872540109 3,255 49,330 SH SOLE 49,330 0 0
Tyler Technologies, Inc. COM 902252105 210,429 458,802 SH SOLE 348,026 0 110,776
U.S. Bancorp COM 902973304 498 8,372 SH SOLE 8,372 0 0
U.S. Physical Therapy, Inc. COM 90337L108 40,817 369,051 SH SOLE 294,333 0 74,718
UnitedHealth Group, Inc. COM 91324P102 79,401 203,206 SH SOLE 185,341 0 17,865
VANGUARD INDEX FDS EXTEND MKT COM 922908652 5,542 30,390 SH SOLE 0 0 30,390
Vanguard Index Fds Stk Mrk Etf COM 922908769 361 1,627 SH SOLE 1,624 0 3
Veeva Systems, Inc. Class A COM 922475108 115,061 399,282 SH SOLE 363,741 0 35,541
Verisk Analytics, Inc. COM 92345Y106 189,905 948,244 SH SOLE 685,731 0 262,513
Vimeo, Inc. COM 92719V100 74,376 2,532,365 SH SOLE 1,846,792 0 685,573
Visa, Inc. COM 92826C839 52,515 235,757 SH SOLE 210,428 0 25,329
Vsblty Groupe Technologies Cor COM 91834n100 65 100,000 SH SOLE 100,000 0 0
Walmart, Inc. COM 931142103 2,358 16,920 SH SOLE 16,920 0 0
Walt Disney Company COM 254687106 596 3,525 SH SOLE 3,525 0 0
Waste Mgmt COM 94106L109 373 2,500 SH SOLE 2,500 0 0
Watsco, Inc. COM 942622200 38,015 143,658 SH SOLE 81,300 0 62,358
West Pharmaceutical Services, COM 955306105 262,444 618,185 SH SOLE 451,521 0 166,664
WillScot Mobile Mini Holdings COM 971378104 58,277 1,837,223 SH SOLE 1,471,064 0 366,159
Workiva, Inc. Class A COM 98139A105 225,478 1,599,586 SH SOLE 1,138,517 0 461,069
Xcel Energy Inc Com COM 98389B100 238 3,810 SH SOLE 2,610 0 1,200
Fidelity 500 Index Fund Inst COM 315911750 1,902 12,681 SH SOLE 12,681 0 0
Fidelity Contra Fund COM 316071109 300 15,922 SH SOLE 15,922 0 0
Growth Fd Amer Inc Com COM 399874106 311 4,104 SH SOLE 4,104 0 0
JPMORGAN TR II LARGE CAP GR A COM 4812C0506 584 9,055 SH SOLE 9,055 0 0
RB All Cap Growth Fund Investo COM 46141P305 305 9,417 SH SOLE 9,417 0 0
Riverbridge Growth Fund - Inst COM 46141P404 21,830 660,312 SH SOLE 660,312 0 0
Third Ave Tr Real Estate Fd COM 884116401 254 9,443 SH SOLE 9,443 0 0
Vanguard Index Tr 500 Index Ad COM 922908710 10,188 25,622 SH SOLE 11,633 0 13,989