# EDGAR Filing Document

**Accession Number:** 0000822632
**File Stem:** 0001752724-23-029942
**Filing Date:** 2023-2
**Character Count:** 20685
**Document Hash:** f9ed942fc8ec85aac3fc54826d7b335a
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-23-029942.hdr.sgml**: 20230221

**ACCESSION NUMBER**: 0001752724-23-029942

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20221231

**FILED AS OF DATE**: 20230221

**DATE AS OF CHANGE**: 20230221

**PERIOD START**: 20221231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** WILLIAM BLAIR FUNDS
- **CENTRAL INDEX KEY:** 0000822632
- **IRS NUMBER:** 000000000
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-05344
- **FILM NUMBER:** 23645608

**BUSINESS ADDRESS:**
- **STREET 1:** 150 NORTH RIVERSIDE PLAZA
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606
- **BUSINESS PHONE:** 3123648000

**MAIL ADDRESS:**
- **STREET 1:** 150 NORTH RIVERSIDE PLAZA
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** WILLIAM BLAIR MUTUAL FUNDS INC
- **DATE OF NAME CHANGE:** 19960112

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BLAIR WILLIAM READY RESERVES INC
- **DATE OF NAME CHANGE:** 19920316

## Series and Classes Contracts Data

### William Blair China Growth Fund (Series ID: S000072753)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000229252 | Class I      | WICGX           |
| C000229253 | Class R6     | WRCGX           |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** WILLIAM BLAIR FUNDS

- **b. Investment Company Act file number:** 811-05344

- **c. CIK number of Registrant:** 0000822632

- **d. LEI of Registrant:** SNQR0U5FDV8EZZX4W051

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

  - **Street Address 1:** 150 NORTH RIVERSIDE PLAZA

  - **City:** CHICAGO

  - **State:** IL

  - **Foreign country:** US

  - **Zip / Postal Code:** 60606

  - **Telephone number:** 312-364-8000

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

- **a. Name of Series:** William Blair China Growth Fund

- **b. EDGAR series identifier (if any):** S000072753

- **c. LEI of Series:** 54930074M2LK6QM2ES74

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

- **a. Date of fiscal year-end:** 2022-12-31

- **b. Date as of which information is reported:** 2022-12-31

**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:** $1983028.24

**Total Liabilities:** $36348.32

**Net Assets:** $1946679.92

**Cash Not Reported:** $33336.44

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000229253 | -15.93%              | 22.18%               | 6.51%                |
| Class ID C000229252 | -15.76%              | 22.13%               | 6.43%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-75398.13               | $-205299.55                                |
| Month 2  | $0.00                    | $334299.05                                 |
| Month 3  | $-4.32                   | $119593.47                                 |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Hong Kong Exchanges & Clearing Ltd                | Hong Kong Exchanges & Clearing Ltd                | CUSIP: 000000000<br>LEI: 213800YTVSXYQN17BW16 | Long             | EC               | CORP              | HK        |       500 | NS      | $21600.29     | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| LONGi Green Energy Technology Co Ltd              | LONGi Green Energy Technology Co Ltd              | CUSIP: 000000000<br>LEI: 300300NRGAITUP1EZ248 | Long             | EC               | CORP              | CN        |      2500 | NS      | $15197.72     | 0.78%             |  |  |  | No            |                  1 | On Loan: No      |
| East Money Information Co Ltd                     | East Money Information Co Ltd                     | CUSIP: 000000000<br>LEI: 836800ZFB0ZEK3KKW487 | Long             | EC               | CORP              | CN        |     16120 | NS      | $44985.83     | 2.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Contemporary Amperex Technology Co Ltd            | Contemporary Amperex Technology Co Ltd            | CUSIP: 000000000<br>LEI: 300300KINDY1K0E9I032 | Long             | EC               | CORP              | CN        |       900 | NS      | $50934.02     | 2.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Kweichow Moutai Co Ltd                            | Kweichow Moutai Co Ltd                            | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |       400 | NS      | $99371.38     | 5.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Wuliangye Yibin Co Ltd                            | Wuliangye Yibin Co Ltd                            | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      1900 | NS      | $49385.19     | 2.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Shenzhen Inovance Technology Co Ltd               | Shenzhen Inovance Technology Co Ltd               | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      4500 | NS      | $44989.00     | 2.31%             |  |  |  | No            |                  1 | On Loan: No      |
| NAURA Technology Group Co Ltd                     | NAURA Technology Group Co Ltd                     | CUSIP: 000000000<br>LEI: 300300JI5I0B95GO5C39 | Long             | EC               | CORP              | CN        |       900 | NS      | $29168.40     | 1.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Huaneng Lancang River Hydropower Inc              | Huaneng Lancang River Hydropower Inc              | CUSIP: 000000000<br>LEI: 30030082YV5CD400SM55 | Long             | EC               | CORP              | CN        |     22800 | NS      | $21646.50     | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| Yonyou Network Technology Co Ltd                  | Yonyou Network Technology Co Ltd                  | CUSIP: 000000000<br>LEI: 30030017NBX3U80ANB35 | Long             | EC               | CORP              | CN        |      6200 | NS      | $21556.45     | 1.11%             |  |  |  | No            |                  1 | On Loan: No      |
| China Tourism Group Duty Free Corp Ltd            | China Tourism Group Duty Free Corp Ltd            | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      3400 | NS      | $105657.90    | 5.43%             |  |  |  | No            |                  1 | On Loan: No      |
| Zhangzhou Pientzehuang Pharmaceutical Co Ltd      | Zhangzhou Pientzehuang Pharmaceutical Co Ltd      | CUSIP: 000000000<br>LEI: 836800HTWRBAQJRAQ344 | Long             | EC               | CORP              | CN        |      1000 | NS      | $41494.89     | 2.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Inner Mongolia Yili Industrial Group Co Ltd       | Inner Mongolia Yili Industrial Group Co Ltd       | CUSIP: 000000000<br>LEI: 3003002Q2A863JPQFH06 | Long             | EC               | CORP              | CN        |      6500 | NS      | $28985.72     | 1.49%             |  |  |  | No            |                  1 | On Loan: No      |
| Wuxi Lead Intelligent Equipment Co Ltd            | Wuxi Lead Intelligent Equipment Co Ltd            | CUSIP: 000000000<br>LEI: 836800J7WO9E2EF72B65 | Long             | EC               | CORP              | CN        |      2800 | NS      | $16211.86     | 0.83%             |  |  |  | No            |                  1 | On Loan: No      |
| WuXi AppTec Co Ltd                                | WuXi AppTec Co Ltd                                | CUSIP: 000000000<br>LEI: 254900OEPQLZSPLN9175 | Long             | EC               | CORP              | CN        |      2600 | NS      | $27464.14     | 1.41%             |  |  |  | Yes           |                  1 | On Loan: No      |
| Aier Eye Hospital Group Co Ltd                    | Aier Eye Hospital Group Co Ltd                    | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |     10937 | NS      | $48881.94     | 2.51%             |  |  |  | No            |                  1 | On Loan: No      |
| Topchoice Medical Corp                            | Topchoice Medical Corp                            | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      1000 | NS      | $22007.57     | 1.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Zhejiang Jingsheng Mechanical & Electrical Co Ltd | Zhejiang Jingsheng Mechanical & Electrical Co Ltd | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      2400 | NS      | $21943.41     | 1.13%             |  |  |  | No            |                  1 | On Loan: No      |
| Wuxi Biologics Cayman Inc                         | Wuxi Biologics Cayman Inc                         | CUSIP: 000000000<br>LEI: 5493001TD2TH6VDTJU11 | Long             | EC               | CORP              | KY        |      3500 | NS      | $26837.02     | 1.38%             |  |  |  | Yes           |                  1 | On Loan: No      |
| Bank of Chengdu Co Ltd                            | Bank of Chengdu Co Ltd                            | CUSIP: 000000000<br>LEI: 30030030JPOKGL9K5418 | Long             | EC               | CORP              | CN        |     16200 | NS      | $35654.59     | 1.83%             |  |  |  | No            |                  1 | On Loan: No      |
| Juewei Food Co Ltd                                | Juewei Food Co Ltd                                | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      2300 | NS      | $20211.89     | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Proya Cosmetics Co Ltd                            | Proya Cosmetics Co Ltd                            | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      1820 | NS      | $43847.35     | 2.25%             |  |  |  | No            |                  1 | On Loan: No      |
| NetEase Inc                                       | NetEase Inc                                       | CUSIP: 000000000<br>LEI: 5299004AF4DSJDB0PA32 | Long             | EC               | CORP              | KY        |      3500 | NS      | $51342.33     | 2.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Zhongsheng Group Holdings Ltd                     | Zhongsheng Group Holdings Ltd                     | CUSIP: 000000000<br>LEI: 3003005VYMEBAJNJ2Y26 | Long             | EC               | CORP              | KY        |      4000 | NS      | $20575.37     | 1.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Maxscend Microelectronics Co Ltd                  | Maxscend Microelectronics Co Ltd                  | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      1000 | NS      | $16442.02     | 0.84%             |  |  |  | No            |                  1 | On Loan: No      |
| Bank of Ningbo Co Ltd                             | Bank of Ningbo Co Ltd                             | CUSIP: 000000000<br>LEI: 300300C1092133000091 | Long             | EC               | CORP              | CN        |     11590 | NS      | $54101.23     | 2.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Hangzhou Tigermed Consulting Co Ltd               | Hangzhou Tigermed Consulting Co Ltd               | CUSIP: 000000000<br>LEI: 300300CP4N8WDF6DOO67 | Long             | EC               | CORP              | CN        |      1417 | NS      | $21361.91     | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| JD.com Inc                                        | JD.com Inc                                        | CUSIP: 000000000<br>LEI: 549300HVTWB0GJZ16V92 | Long             | EC               | CORP              | KY        |      2702 | NS      | $76226.28     | 3.92%             |  |  |  | No            |                  1 | On Loan: No      |
| Li Ning Co Ltd                                    | Li Ning Co Ltd                                    | CUSIP: 000000000<br>LEI: 529900T77L2FV3FZ3U81 | Long             | EC               | CORP              | KY        |      4500 | NS      | $39059.25     | 2.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Foshan Haitian Flavouring & Food Co Ltd           | Foshan Haitian Flavouring & Food Co Ltd           | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      7110 | NS      | $81412.60     | 4.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Beijing Kingsoft Office Software Inc              | Beijing Kingsoft Office Software Inc              | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |       968 | NS      | $36829.31     | 1.89%             |  |  |  | No            |                  1 | On Loan: No      |
| Kuaishou Technology                               | Kuaishou Technology                               | CUSIP: 000000000<br>LEI: 300300FCDZBE6UP9ED24 | Long             | EC               | CORP              | KY        |      2300 | NS      | $20936.01     | 1.08%             |  |  |  | Yes           |                  1 | On Loan: No      |
| Silergy Corp                                      | Silergy Corp                                      | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | KY        |      2000 | NS      | $28403.64     | 1.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Guanghui Energy Co Ltd                            | Guanghui Energy Co Ltd                            | CUSIP: 000000000<br>LEI: 300300763Q4WLOKZPD04 | Long             | EC               | CORP              | CN        |      7800 | NS      | $10120.69     | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Shanghai M&G Stationery Inc                       | Shanghai M&G Stationery Inc                       | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      2300 | NS      | $18190.37     | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Alibaba Group Holding Ltd                         | Alibaba Group Holding Ltd                         | CUSIP: 000000000<br>LEI: 5493001NTNQJDH60PM02 | Long             | EC               | CORP              | KY        |      9300 | NS      | $102764.73    | 5.28%             |  |  |  | No            |                  1 | On Loan: No      |
| SG Micro Corp                                     | SG Micro Corp                                     | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      1250 | NS      | $31035.57     | 1.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Yunnan Botanee Bio-Technology Group Co Ltd        | Yunnan Botanee Bio-Technology Group Co Ltd        | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |       900 | NS      | $19321.32     | 0.99%             |  |  |  | No            |                  1 | On Loan: No      |
| Jiangsu Hengli Hydraulic Co Ltd                   | Jiangsu Hengli Hydraulic Co Ltd                   | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      3100 | NS      | $28160.74     | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Suzhou Maxwell Technologies Co Ltd                | Suzhou Maxwell Technologies Co Ltd                | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |       420 | NS      | $24882.09     | 1.28%             |  |  |  | No            |                  1 | On Loan: No      |
| China Merchants Bank Co Ltd                       | China Merchants Bank Co Ltd                       | CUSIP: 000000000<br>LEI: 549300MKO5B60FFIHF58 | Long             | EC               | CORP              | CN        |      9000 | NS      | $50330.22     | 2.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Airtac International Group                        | Airtac International Group                        | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | KY        |      1000 | NS      | $30290.71     | 1.56%             |  |  |  | No            |                  1 | On Loan: No      |
| AIA Group Ltd                                     | AIA Group Ltd                                     | CUSIP: 000000000<br>LEI: ZP5ILWVSYE4LJGMMVD57 | Long             | EC               | CORP              | HK        |      4800 | NS      | $53378.09     | 2.74%             |  |  |  | No            |                  1 | On Loan: No      |
| Tencent Holdings Ltd                              | Tencent Holdings Ltd                              | CUSIP: 000000000<br>LEI: 254900N4SLUMW4XUYY11 | Long             | EC               | CORP              | KY        |      4100 | NS      | $175441.52    | 9.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Shenzhen Mindray Bio-Medical Electronics Co Ltd   | Shenzhen Mindray Bio-Medical Electronics Co Ltd   | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |       400 | NS      | $18180.88     | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Meituan                                           | Meituan                                           | CUSIP: 000000000<br>LEI: 21380033K525E5JLIA77 | Long             | EC               | CORP              | KY        |      2600 | NS      | $58192.67     | 2.99%             |  |  |  | Yes           |                  1 | On Loan: No      |
| Yunnan Energy New Material Co Ltd                 | Yunnan Energy New Material Co Ltd                 | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      1000 | NS      | $18886.03     | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Chongqing Zhifei Biological Products Co Ltd       | Chongqing Zhifei Biological Products Co Ltd       | CUSIP: 000000000<br>LEI: 300300DRZD9P8L2NA467 | Long             | EC               | CORP              | CN        |       800 | NS      | $10107.46     | 0.52%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2023-01-17

**Name of Applicant:** WILLIAM BLAIR FUNDS

**Signature:** John Raczek

**Name of Signer:** John Raczek

**Title:** Principal Financial Officer