# EDGAR Filing Document

**Accession Number:** 0000803020
**File Stem:** 0001213900-26-021584
**Filing Date:** 2026-2
**Character Count:** 29732
**Document Hash:** d0e16cf48374c6ead7c2884007dbb1c1
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-26-021584.hdr.sgml**: 20260227

**ACCESSION NUMBER**: 0001213900-26-021584

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260227

**DATE AS OF CHANGE**: 20260227

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** OBERWEIS FUNDS
- **CENTRAL INDEX KEY:** 0000803020

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-04854
- **FILM NUMBER:** 26699702

**BUSINESS ADDRESS:**
- **STREET 1:** 3333 WARRENVILLE ROAD
- **STREET 2:** SUITE 500
- **CITY:** LISLE
- **STATE:** IL
- **ZIP:** 60532
- **BUSINESS PHONE:** 6305772300

**MAIL ADDRESS:**
- **STREET 1:** 3333 WARRENVILLE ROAD
- **STREET 2:** SUITE 500
- **CITY:** LISLE
- **STATE:** IL
- **ZIP:** 60532

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** OBERWEIS FUND
- **DATE OF NAME CHANGE:** 19960821

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** OBERWEIS EMERGING GROWTH FUND /IL/
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### Oberweis Micro-Cap Fund (Series ID: S000010231)

| Class ID   | Class Name          | Ticker Symbol   |
|:---|:---|:---|
| C000028300 | Investor Class      | OBMCX           |
| C000182411 | Institutional Class | OMCIX           |

## Form NPORT-P: Monthly Portfolio Investments Report

### NPORT-P: Part A: General Information

**Item A.1. Information about the Registrant.**

- **a. Name of Registrant:** OBERWEIS FUNDS

- **b. Investment Company Act file number:** 811-04854

- **c. CIK number of Registrant:** 0000803020

- **d. LEI of Registrant:** 549300PK13EJ83VPPR97

- **e. Address and telephone number of Registrant.**

  - **Street Address 1:** 3333 Warrenville Road

  - **City:** Lisle

  - **State:** IL

  - **Foreign country:** US

  - **Zip / Postal Code:** 60532

  - **Telephone number:** 800-245-7311

**Item A.2. Information about the Series.**

- **a. Name of Series:** Oberweis Micro-Cap Fund

- **b. EDGAR series identifier (if any):** S000010231

- **c. LEI of Series:** 549300306YSEQ2ZTQH15

**Item A.3. Reporting period.**

- **a. Date of fiscal year-end:** 2025-12-31

- **b. Date as of which information is reported:** 2025-12-31

**Item A.4. Final filing**

Does the Fund anticipate that this will be its final filing on Form N-PORT? **No**

### Fund Information

**Total Assets:** $871899021.05

**Total Liabilities:** $1074376.61

**Net Assets:** $870824644.44

**Cash Not Reported:** $4913470.75

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000028300 | 0.57%                | -1.37%               | -0.40%               |
| Class ID C000182411 | 0.60%                | -1.35%               | -0.37%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $17124809.97             | $-11275281.15                              |
| Month 2  | $3791816.37              | $-16607636.39                              |
| Month 3  | $7490844.85              | $-9965659.66                               |

**Designated Index Information**

- **Index Name:** N/A

- **Index Identifier:** N/A

### Schedule of Portfolio Investments

| Name                           | Title                                     | Identifiers                                   | Payoff Profile   | Asset Category   | Issuer Category   | Country   |   Balance | Units   | Value (USD)   | % of Net Assets   | Maturity Date   | Coupon Type   | Annualized Rate (%)   | Restricted?   |   Fair Value Level | Lending Status   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Applied Optoelectronics Inc    | Applied Optoelectronics Inc               | CUSIP: 03823U102<br>LEI: 529900I8U6Q5SYDNLT48 | Long             | EC               | CORP              | US        |   1074015 | NS      | $37440162.90  | 4.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Adaptive Biotechnologies Corp  | Adaptive Biotechnologies Corp             | CUSIP: 00650F109<br>LEI: 549300ZTF7OT1FW66Q96 | Long             | EC               | CORP              | US        |    726500 | NS      | $11798360.00  | 1.35%             |  |  |  | No            |                  1 | On Loan: No      |
| Argan Inc                      | Argan Inc                                 | CUSIP: 04010E109<br>LEI: 529900E4KZWBV9KGBS83 | Long             | EC               | CORP              | US        |     31700 | NS      | $9932244.00   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| Powerfleet Inc NJ              | Powerfleet Inc NJ                         | CUSIP: 73931J109<br>LEI: 2549007NKEFPYEH4MF81 | Long             | EC               | CORP              | US        |   1068800 | NS      | $5686016.00   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Ambarella Inc                  | Ambarella Inc                             | CUSIP: G037AX101<br>LEI: 254900XN7F4DG0CEKC02 | Long             | EC               | CORP              | US        |    250300 | NS      | $17731252.00  | 2.04%             |  |  |  | No            |                  1 | On Loan: No      |
| American Superconductor Corp   | American Superconductor Corp              | CUSIP: 030111207<br>LEI: 549300S9YT8Z8LOK4452 | Long             | EC               | CORP              | US        |    785200 | NS      | $22598056.00  | 2.60%             |  |  |  | No            |                  1 | On Loan: No      |
| ANI Pharmaceuticals Inc        | ANI Pharmaceuticals Inc                   | CUSIP: 00182C103<br>LEI: 5493000T6CXTND40YH31 | Long             | EC               | CORP              | US        |    184300 | NS      | $14548642.00  | 1.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Artivion Inc                   | Artivion Inc                              | CUSIP: 228903100<br>LEI: 549300YTKV8DMSMG6K81 | Long             | EC               | CORP              | US        |    211800 | NS      | $9660198.00   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphatec Holdings Inc          | Alphatec Holdings Inc                     | CUSIP: 02081G201<br>LEI: 549300EZE8CQ8K65FS24 | Long             | EC               | CORP              | US        |    929322 | NS      | $19552934.88  | 2.25%             |  |  |  | No            |                  1 | On Loan: No      |
| AtriCure Inc                   | AtriCure Inc                              | CUSIP: 04963C209<br>LEI: 254900B2I6GPHK2EXM59 | Long             | EC               | CORP              | US        |    212692 | NS      | $8414095.52   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Axogen Inc                     | Axogen Inc                                | CUSIP: 05463X106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    328100 | NS      | $10738713.00  | 1.23%             |  |  |  | No            |                  1 | On Loan: No      |
| Build-A-Bear Workshop Inc      | Build-A-Bear Workshop Inc                 | CUSIP: 120076104<br>LEI: 529900S9MWZC1UBF3D13 | Long             | EC               | CORP              | US        |    129900 | NS      | $7958973.00   | 0.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Benchmark Electronics Inc      | Benchmark Electronics Inc                 | CUSIP: 08160H101<br>LEI: 549300W18RHYZOZKOP53 | Long             | EC               | CORP              | US        |    193600 | NS      | $8278336.00   | 0.95%             |  |  |  | No            |                  1 | On Loan: No      |
| Blue Bird Corp                 | Blue Bird Corp                            | CUSIP: 095306106<br>LEI: 5493004ZXJUUWQ65ER59 | Long             | EC               | CORP              | US        |    373400 | NS      | $17549800.00  | 2.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Backblaze Inc                  | Backblaze Inc                             | CUSIP: 05637B105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    538700 | NS      | $2510342.00   | 0.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Boot Barn Holdings Inc         | Boot Barn Holdings Inc                    | CUSIP: 099406100<br>LEI: 529900QE1BFMYA3N4E71 | Long             | EC               | CORP              | US        |     52500 | NS      | $9264675.00   | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Bioventus Inc                  | Bioventus Inc                             | CUSIP: 09075A108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    601714 | NS      | $4476752.16   | 0.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Camtek Ltd/Israel              | Camtek Ltd/Israel                         | CUSIP: M20791105<br>LEI: 5493000H80W07HCKGS43 | Long             | EC               | CORP              | IL        |    213580 | NS      | $22713165.10  | 2.61%             |  |  |  | No            |                  1 | On Loan: No      |
| CECO Environmental Corp        | CECO Environmental Corp                   | CUSIP: 125141101<br>LEI: 5493002CZCTL4HGLIY91 | Long             | EC               | CORP              | US        |    142008 | NS      | $8499178.80   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Climb Global Solutions Inc     | Climb Global Solutions Inc                | CUSIP: 946760105<br>LEI: 549300LKM16VX2FG7J68 | Long             | EC               | CORP              | US        |     50700 | NS      | $5211453.00   | 0.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Vita Coco Co Inc/The           | Vita Coco Co Inc/The                      | CUSIP: 92846Q107<br>LEI: 54930020WXOAWHR85Y25 | Long             | EC               | CORP              | US        |    207400 | NS      | $10994274.00  | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Coursera Inc                   | Coursera Inc                              | CUSIP: 22266M104<br>LEI: 984500573CA1QB7DAC30 | Long             | EC               | CORP              | US        |    787300 | NS      | $5794528.00   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |
| Catalyst Pharmaceuticals Inc   | Catalyst Pharmaceuticals Inc              | CUSIP: 14888U101<br>LEI: 5299004O0R5XXLA5H544 | Long             | EC               | CORP              | US        |    560200 | NS      | $13075068.00  | 1.50%             |  |  |  | No            |                  1 | On Loan: No      |
| CRA International Inc          | CRA International Inc                     | CUSIP: 12618T105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     34900 | NS      | $7004255.50   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| CorMedix Inc                   | CorMedix Inc                              | CUSIP: 21900C308<br>LEI: 5299006YIA3L0MBW8358 | Long             | EC               | CORP              | US        |    785700 | NS      | $9137691.00   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Dave Inc                       | Dave Inc                                  | CUSIP: 23834J201<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     57522 | NS      | $12735946.02  | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Ducommun Inc                   | Ducommun Inc                              | CUSIP: 264147109<br>LEI: 549300Z71HMWF90S2214 | Long             | EC               | CORP              | US        |     95700 | NS      | $9103941.00   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Diodes Inc                     | Diodes Inc                                | CUSIP: 254543101<br>LEI: 549300XP2X1ARVH3BX23 | Long             | EC               | CORP              | US        |    148200 | NS      | $7312188.00   | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Eton Pharmaceuticals Inc       | Eton Pharmaceuticals Inc                  | CUSIP: 29772L108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    420900 | NS      | $7117419.00   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Evolv Technologies Holdings In | Evolv Technologies Holdings Inc           | CUSIP: 30049H102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |   1052100 | NS      | $7533036.00   | 0.87%             |  |  |  | No            |                  1 | On Loan: No      |
| National Vision Holdings Inc   | National Vision Holdings Inc              | CUSIP: 63845R107<br>LEI: 549300JHURCBLI5ROA42 | Long             | EC               | CORP              | US        |    765600 | NS      | $19767792.00  | 2.27%             |  |  |  | No            |                  1 | On Loan: No      |
| EZCORP Inc                     | EZCORP Inc                                | CUSIP: 302301106<br>LEI: 5493003K6PG3ZQ7TUQ63 | Long             | EC               | CORP              | US        |    612900 | NS      | $11902518.00  | 1.37%             |  |  |  | No            |                  1 | On Loan: No      |
| FB Financial Corp              | FB Financial Corp                         | CUSIP: 30257X104<br>LEI: 5493000B2LD2C2A6C435 | Long             | EC               | CORP              | US        |    155400 | NS      | $8671320.00   | 1.00%             |  |  |  | No            |                  1 | On Loan: No      |
| Fastly Inc                     | Fastly Inc                                | CUSIP: 31188V100<br>LEI: 549300E2FZC83FJ3H565 | Long             | EC               | CORP              | US        |    673300 | NS      | $6854194.00   | 0.79%             |  |  |  | No            |                  1 | On Loan: No      |
| Green Dot Corp                 | Green Dot Corp                            | CUSIP: 39304D102<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    746500 | NS      | $9562665.00   | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Gorman-Rupp Co/The             | Gorman-Rupp Co/The                        | CUSIP: 383082104<br>LEI: 254900WVLPOIWPGJPA07 | Long             | EC               | CORP              | US        |     90900 | NS      | $4340475.00   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Huron Consulting Group Inc     | Huron Consulting Group Inc                | CUSIP: 447462102<br>LEI: 549300NGVB9H6TKTLE36 | Long             | EC               | CORP              | US        |     40500 | NS      | $7002855.00   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Hawkins Inc                    | Hawkins Inc                               | CUSIP: 420261109<br>LEI: 549300VL3IJ23OWX1Y34 | Long             | EC               | CORP              | US        |     45700 | NS      | $6492142.00   | 0.75%             |  |  |  | No            |                  1 | On Loan: No      |
| IBEX Holdings Ltd              | IBEX Holdings Ltd                         | CUSIP: G4690M101<br>LEI: 5493000GRFLPVYU2CX17 | Long             | EC               | CORP              | US        |    236000 | NS      | $9010480.00   | 1.03%             |  |  |  | No            |                  1 | On Loan: No      |
| IMAX Corp                      | IMAX Corp                                 | CUSIP: 45245E109<br>LEI: 894500GS1ESLAPZCEI74 | Long             | EC               | CORP              | CA        |    636600 | NS      | $23528736.00  | 2.70%             |  |  |  | No            |                  1 | On Loan: No      |
| Kiniksa Pharmaceuticals Intern | Kiniksa Pharmaceuticals International Plc | CUSIP: G52694109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    305200 | NS      | $12589500.00  | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| nLight Inc                     | nLight Inc                                | CUSIP: 65487K100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    347800 | NS      | $13045978.00  | 1.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Lincoln Educational Services C | Lincoln Educational Services Corp         | CUSIP: 533535100<br>LEI: 549300BJ55KUY6RG7L98 | Long             | EC               | CORP              | US        |    301600 | NS      | $7283640.00   | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Lindblad Expeditions Holdings  | Lindblad Expeditions Holdings Inc         | CUSIP: 535219109<br>LEI: 549300GSPW24GZE6R597 | Long             | EC               | CORP              | US        |    299400 | NS      | $4317348.00   | 0.50%             |  |  |  | No            |                  1 | On Loan: No      |
| LivaNova PLC                   | LivaNova PLC                              | CUSIP: G5509L101<br>LEI: 2138001K2FX6SHK2B339 | Long             | EC               | CORP              | GB        |    207200 | NS      | $12749016.00  | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| LeMaitre Vascular Inc          | LeMaitre Vascular Inc                     | CUSIP: 525558201<br>LEI: 549300FZUBUB7MHY8R17 | Long             | EC               | CORP              | US        |    103400 | NS      | $8385740.00   | 0.96%             |  |  |  | No            |                  1 | On Loan: No      |
| Liquidia Corp                  | Liquidia Corp                             | CUSIP: 53635D202<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    321200 | NS      | $11078188.00  | 1.27%             |  |  |  | No            |                  1 | On Loan: No      |
| LSI Industries Inc             | LSI Industries Inc                        | CUSIP: 50216C108<br>LEI: 529900HY42OANH6BVT33 | Long             | EC               | CORP              | US        |    169200 | NS      | $3099744.00   | 0.36%             |  |  |  | No            |                  1 | On Loan: No      |
| Malibu Boats Inc               | Malibu Boats Inc                          | CUSIP: 56117J100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    238200 | NS      | $6719622.00   | 0.77%             |  |  |  | No            |                  1 | On Loan: No      |
| Pediatrix Medical Group Inc    | Pediatrix Medical Group Inc               | CUSIP: 58502B106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    545600 | NS      | $11670384.00  | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Magnite Inc                    | Magnite Inc                               | CUSIP: 55955D100<br>LEI: 54930018FR2YX1HHSB02 | Long             | EC               | CORP              | US        |    620400 | NS      | $10069092.00  | 1.16%             |  |  |  | No            |                  1 | On Loan: No      |
| M/I Homes Inc                  | M/I Homes Inc                             | CUSIP: 55305B101<br>LEI: 5299005M71FH9CCSFB69 | Long             | EC               | CORP              | US        |     73200 | NS      | $9365940.00   | 1.08%             |  |  |  | No            |                  1 | On Loan: No      |
| Matrix Service Co              | Matrix Service Co                         | CUSIP: 576853105<br>LEI: 529900VYBKSX6HD2YW58 | Long             | EC               | CORP              | US        |    221075 | NS      | $2586577.50   | 0.30%             |  |  |  | No            |                  1 | On Loan: No      |
| Nicolet Bankshares Inc         | Nicolet Bankshares Inc                    | CUSIP: 65406EAA0<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     60200 | NS      | $7302260.00   | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| NPK International Inc          | NPK International Inc                     | CUSIP: 651718504<br>LEI: 54930073OHWDQW4DJN26 | Long             | EC               | CORP              | US        |    496500 | NS      | $5918280.00   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| OneSpaWorld Holdings Ltd       | OneSpaWorld Holdings Ltd                  | CUSIP: P73684113<br>LEI: 5493007W8PZ8W6UC2X76 | Long             | EC               | CORP              | BS        |    465400 | NS      | $9652396.00   | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Phibro Animal Health Corp      | Phibro Animal Health Corp                 | CUSIP: 71742Q106<br>LEI: 549300U24SP4AF2JUX52 | Long             | EC               | CORP              | US        |    204800 | NS      | $7651328.00   | 0.88%             |  |  |  | No            |                  1 | On Loan: No      |
| Precision Drilling Corp        | Precision Drilling Corp                   | CUSIP: 74022D407<br>LEI: 549300WF2OE8T5BP4B84 | Long             | EC               | CORP              | CA        |     97100 | NS      | $6979548.00   | 0.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Pagaya Technologies Ltd        | Pagaya Technologies Ltd                   | CUSIP: M7S64L123<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    298300 | NS      | $6234470.00   | 0.72%             |  |  |  | No            |                  1 | On Loan: No      |
| ePlus Inc                      | ePlus Inc                                 | CUSIP: 294268107<br>LEI: 529900FFY8AAFJ21NE91 | Long             | EC               | CORP              | US        |    108298 | NS      | $9497734.60   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Powell Industries Inc          | Powell Industries Inc                     | CUSIP: 739128106<br>LEI: 549300V08RO7MX2UBN26 | Long             | EC               | CORP              | US        |     47500 | NS      | $15142050.00  | 1.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Primoris Services Corp         | Primoris Services Corp                    | CUSIP: 74164F103<br>LEI: 549300UF3OLBJ8D5K349 | Long             | EC               | CORP              | US        |    159400 | NS      | $19787916.00  | 2.27%             |  |  |  | No            |                  1 | On Loan: No      |
| ProPetro Holding Corp          | ProPetro Holding Corp                     | CUSIP: 74347M108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    925000 | NS      | $8796750.00   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Red Violet Inc                 | Red Violet Inc                            | CUSIP: 75704L104<br>LEI: 549300T4EGADG881UU63 | Long             | EC               | CORP              | US        |    100300 | NS      | $5712085.00   | 0.66%             |  |  |  | No            |                  1 | On Loan: No      |
| Radware Ltd                    | Radware Ltd                               | CUSIP: M81873107<br>LEI: 254900LYRZOTBQ99ZG59 | Long             | EC               | CORP              | IL        |    274700 | NS      | $6617523.00   | 0.76%             |  |  |  | No            |                  1 | On Loan: No      |
| REV Group Inc                  | REV Group Inc                             | CUSIP: 749527107<br>LEI: 549300SRD0SIG5ZZ3X20 | Long             | EC               | CORP              | US        |    134500 | NS      | $8178945.00   | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Rush Street Interactive Inc    | Rush Street Interactive Inc               | CUSIP: 782011100<br>LEI: N/A                  | Long             | EC               | CORP              | US        |   1257200 | NS      | $24427396.00  | 2.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Silicon Motion Technology Corp | Silicon Motion Technology Corp            | CUSIP: 82706C108<br>LEI: 5299005RBVBZQJTYFC89 | Long             |  | CORP              | TW        |    230600 | NS      | $21376620.00  | 2.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Skyward Specialty Insurance Gr | Skyward Specialty Insurance Group Inc     | CUSIP: 830940102<br>LEI: 549300GXGXJG0YH4VN21 | Long             | EC               | CORP              | US        |    231800 | NS      | $11847298.00  | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| 1st Source Corp                | 1st Source Corp                           | CUSIP: 336901103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     82700 | NS      | $5167923.00   | 0.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Tactile Systems Technology Inc | Tactile Systems Technology Inc            | CUSIP: 87357P100<br>LEI: 54930069VDTITHOTKJ98 | Long             | EC               | CORP              | US        |    194300 | NS      | $5634700.00   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Interface Inc                  | Interface Inc                             | CUSIP: 458665304<br>LEI: 549300VXZWQOIDFPU355 | Long             | EC               | CORP              | US        |    425300 | NS      | $11874376.00  | 1.36%             |  |  |  | No            |                  1 | On Loan: No      |
| Turning Point Brands Inc       | Turning Point Brands Inc                  | CUSIP: 90041L105<br>LEI: 549300IYG00QF0VVP302 | Long             | EC               | CORP              | US        |    101000 | NS      | $10948400.00  | 1.26%             |  |  |  | No            |                  1 | On Loan: No      |
| Tutor Perini Corp              | Tutor Perini Corp                         | CUSIP: 901109108<br>LEI: 549300FHXYVPW8LJ6D98 | Long             | EC               | CORP              | US        |    377800 | NS      | $25320156.00  | 2.91%             |  |  |  | No            |                  1 | On Loan: No      |
| Ultra Clean Holdings Inc       | Ultra Clean Holdings Inc                  | CUSIP: 90385V107<br>LEI: 5493007L6LS7QX18PE75 | Long             | EC               | CORP              | US        |    613300 | NS      | $15534889.00  | 1.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Veracyte Inc                   | Veracyte Inc                              | CUSIP: 92337F107<br>LEI: 529900ESWZRHXOW27Z37 | Long             | EC               | CORP              | US        |    238500 | NS      | $10040850.00  | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| VSE Corp                       | VSE Corp                                  | CUSIP: 918284100<br>LEI: 549300QWJYQDH4U5XI15 | Long             | EC               | CORP              | US        |     32600 | NS      | $5632302.00   | 0.65%             |  |  |  | No            |                  1 | On Loan: No      |
| Weave Communications Inc       | Weave Communications Inc                  | CUSIP: 94724R108<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    896300 | NS      | $6802917.00   | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| GeneDx Holdings Corp           | GeneDx Holdings Corp                      | CUSIP: 81663L200<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    187900 | NS      | $24438274.00  | 2.81%             |  |  |  | No            |                  1 | On Loan: No      |
| Expro Group Holdings NV        | Expro Group Holdings NV                   | CUSIP: N3144W105<br>LEI: 724500LJYA8QIT73H017 | Long             | EC               | CORP              | US        |    435500 | NS      | $5813925.00   | 0.67%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2026-02-27

**Name of Applicant:** The Oberweis Funds

**Signature:** Eric Hannemann

**Name of Signer:** Eric Hannemann

**Title:** Treasurer