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Mailing Address 3333 WARRENVILLE ROAD SUITE 500 LISLE IL 60532
Business Address 3333 WARRENVILLE ROAD SUITE 500 LISLE IL 60532 6305772300
OBERWEIS FUNDS CIK#: 0000803020 (see all company filings)

State location: IL | State of Inc.: MA | Fiscal Year End: 1231
formerly: OBERWEIS EMERGING GROWTH FUND /IL/ (filings through 1996-08-13)
formerly: OBERWEIS FUND (filings through 2006-01-09)
Class/Contract: C000042583 Oberweis International Opportunities Fund 
Ticker Symbol:   OBIOX
(List all Funds and Classes/Contracts for OBERWEIS FUNDS)

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Items 1 - 40  0000803020 Filings RSS Feed
Filings Format Description Filing Date File/Film Number
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-24-027425 (40 Act)  Size: 1 MB
2024-03-29 811-04854
24801069
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-24-027469 (40 Act)  Size: 80 KB
2024-03-29 811-04854
24801301
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-24-027498 (40 Act)  Size: 872 KB
2024-03-29 811-04854
24801466
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001213900-24-024576 (33 Act)  Size: 7 KB
2024-03-21 033-09093
24769898
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001213900-24-022398 (40 Act)  Size: 108 KB
2024-03-14 811-04854
24748090
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001213900-24-020936 (40 Act)  Size: 15 MB
2024-03-08 811-04854
24733231
497  Documents   Interactive Data Definitive materials
Acc-no: 0001213900-24-020881 (33 Act)  Size: 781 KB
2024-03-08 033-09093
24732424
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-24-018541 (40 Act)  Size: 73 KB
2024-02-29 811-04854
24704487
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-23-090108 (40 Act)  Size: 872 KB
2023-11-27 811-04854
231439109
N-CSRS  Documents Certified Shareholder Report, Semi-Annual
Acc-no: 0001213900-23-075098 (40 Act)  Size: 17 MB
2023-09-08 811-04854
231243229
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001213900-23-072621 (40 Act)  Size: 917 KB
2023-08-31 811-04854
231227138
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-23-071730 (40 Act)  Size: 80 KB
2023-08-29 811-04854
231222044
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-23-053230 (40 Act)  Size: 73 KB
2023-06-30 811-04854
231060003
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-23-043402 (40 Act)  Size: 1 MB
2023-05-26 811-04854
23965548
497  Documents Definitive materials
Acc-no: 0001213900-23-041406 (33 Act)  Size: 8 KB
2023-05-19 033-09093
23938941
497  Documents   Interactive Data Definitive materials
Acc-no: 0001213900-23-041402 (33 Act)  Size: 1 MB
2023-05-19 033-09093
23938932
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001213900-23-036172 (33 Act)  Size: 317 KB
2023-05-04 033-09093
23887075
497J  Documents Certification of no change in definitive materials
Acc-no: 0001213900-23-035656 (33 Act)  Size: 17 KB
2023-05-02 033-09093
23880140
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001213900-23-033794 (40 Act)  Size: 25 MB
2023-04-28 811-04854
23865222
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001213900-23-033794 (33 Act)  Size: 25 MB
2023-04-28 033-09093
23865221
N-CEN  Documents Annual Report for Registered Investment Companies
Acc-no: 0001213900-23-019656 (40 Act)  Size: 119 KB
2023-03-14 811-04854
23728711
N-CSR  Documents Certified Shareholder Report
Acc-no: 0001213900-23-018031 (40 Act)  Size: 15 MB
2023-03-07 811-04854
23711684
24F-2NT  Documents Rule 24F-2 notice
Acc-no: 0001213900-23-018030 (33 Act)  Size: 7 KB
2023-03-07 033-09093
23711677
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-23-015954 (40 Act)  Size: 73 KB
2023-03-01 811-04854
23690708
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-075426 (40 Act)  Size: 868 KB
2022-11-28 811-04854
221423248
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-064487 (40 Act)  Size: 1 MB
2022-10-18 811-04854
221315071
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-056518 (40 Act)  Size: 92 KB
2022-09-16 811-04854
221247642
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-053591 (40 Act)  Size: 1 MB
2022-09-02 811-04854
221223906
N-PX  Documents Annual Report of proxy voting record of management investment companies
Acc-no: 0001213900-22-052477 (40 Act)  Size: 977 KB
2022-08-31 811-04854
221216572
N-CSRS  Documents Certified Shareholder Report, Semi-Annual
Acc-no: 0001213900-22-052641 (40 Act)  Size: 13 MB
2022-08-31 811-04854
221217984
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-051371 (40 Act)  Size: 81 KB
2022-08-26 811-04854
221202185
NPORT-P  Documents Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-029972 (40 Act)  Size: 830 KB
2022-05-27 811-04854
22973069
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-028181 (40 Act)  Size: 79 KB
2022-05-19 811-04854
22941878
497J  Documents Certification of no change in definitive materials
Acc-no: 0001213900-22-024291 (33 Act)  Size: 13 KB
2022-05-05 033-09093
22897739
497K  Documents Summary Prospectus for certain open-end management investment companies filed pursuant to Securities Act Rule 497(K)
Acc-no: 0001213900-22-023638 (33 Act)  Size: 316 KB
2022-05-03 033-09093
22887642
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001213900-22-022636 (33 Act)  Size: 19 MB
2022-04-29 033-09093
22873259
485BPOS  Documents   Interactive Data Post-effective amendment [Rule 485(b)]
Acc-no: 0001213900-22-022636 (40 Act)  Size: 19 MB
2022-04-29 811-04854
22873260
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-015431 (40 Act)  Size: 1 MB
2022-03-28 811-04854
22774601
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-014769 (40 Act)  Size: 75 KB
2022-03-24 811-04854
22765729
NPORT-P/A  Documents [Amend] Monthly Portfolio Investments Report on Form N-PORT (Public)
Acc-no: 0001213900-22-013497 (40 Act)  Size: 1 MB
2022-03-18 811-04854
22751913