# EDGAR Filing Document

**Accession Number:** 0000893818
**File Stem:** 0001145549-23-005570
**Filing Date:** 2023-2
**Character Count:** 8631
**Document Hash:** 77d465332d136e2363843e30b8ca8425
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001145549-23-005570.hdr.sgml**: 20230207

**ACCESSION NUMBER**: 0001145549-23-005570

**CONFORMED SUBMISSION TYPE**: N-MFP2

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230131

**FILED AS OF DATE**: 20230207

**DATE AS OF CHANGE**: 20230207

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BlackRock Funds III
- **CENTRAL INDEX KEY:** 0000893818
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** N-MFP2
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-07332
- **FILM NUMBER:** 23594921

**BUSINESS ADDRESS:**
- **STREET 1:** 400 HOWARD STREET
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94105
- **BUSINESS PHONE:** 8006439691

**MAIL ADDRESS:**
- **STREET 1:** 400 HOWARD STREET
- **CITY:** SAN FRANCISCO
- **STATE:** CA
- **ZIP:** 94105

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BARCLAYS GLOBAL INVESTORS FUNDS
- **DATE OF NAME CHANGE:** 20060201

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** BARCLAYS GLOBAL INVESTORS FUNDS INC
- **DATE OF NAME CHANGE:** 19990804

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MASTERWORKS FUNDS INC
- **DATE OF NAME CHANGE:** 19960607

## Series and Classes Contracts Data

### BlackRock Cash Funds: Treasury (Series ID: S000004273)

| Class ID   | Class Name           | Ticker Symbol   |
|:---|:---|:---|
| C000011980 | Institutional Shares | BRIXX           |
| C000011981 | Premium Shares Class | BSPXX           |
| C000011982 | Select Shares Class  | BRSXX           |
| C000011983 | Trust Shares Class   | BYTXX           |
| C000060669 | Capital Shares       | BCYXX           |
| C000074117 | SL Agency Shares     |  |

# Form N-MFP: Monthly Schedule of Portfolio Holdings

## N-MFP: Filer Information

**Submission Type:** N-MFP2

**Live/Test Flag:** —

**Is Electronic Copy of Paper Format:** —

**CIK:** —

### General Information

**Report for (YYYY-MM-DD):** 2023-01-31

**EDGAR Series Identifier:** S000004273

**Total number of share classes in the series:** —

**Is this the fund's final filing on Form N-MFP?:** —

**Is Fund Liquidating?:** —

**Is Fund Merging/Being Acquired?:** —

**Has the fund acquired or merged with another fund during the reporting period?:** —

## Part A: Series-Level Information about the Fund

### Service Providers
| Item   | Role                          | Details                                                   | File/CIK Number   |
|:---|:---|:---|:---|
| A.5    | Administrator                 | BlackRock Advisors, LLC                                   |  |
| A.4    | Independent Public Accountant | PricewaterhouseCoopers<br>City: Philadelphia<br>State: PA |  |
| A.6    | Transfer Agent                | State Street Bank and Trust Company<br>CIK: 0000839287    | 085-05003         |

### Fund Characteristics & Assets

- **A.1 - Securities Act File Number:** 033-54126

- **A.7 - Is this a Feeder Fund?:** Yes

- **A.8 - Is this a Master Fund?:** No

- **A.9 - Is this series primarily used to fund insurance company separate accounts?:** No

- **A.10 - Money Market Fund Category:** Exempt Government

- **A.11 - WAM:** 1 days

- **A.12 - WAL:** 1 days

- **Total Value of Portfolio Securities:** $15038635704.17

- **Amortized Cost of Portfolio Securities:** $0.00

- **Cash:** $0.00

- **Total Other Assets:** $976.83

- **Total Liabilities:** $55520098.65

- **Net Assets of Series:** $14983116582.35

- **Number of Shares Outstanding (Series):** 14983005082.64

- **Stable Price Per Share:** $1.00

- **7-Day Gross Yield:** 4.2700%

### Weekly Liquid Assets
| Period         | Daily Liquid Assets ($)   | Weekly Liquid Assets ($)   | Daily Liquid Assets (%)   | Weekly Liquid Assets (%)   |
|:---|:---|:---|:---|:---|
| Friday, Week 1 |  | $16958410790.47            |  | 100.0000%                  |
| Friday, Week 2 |  | $17488128796.56            |  | 100.0000%                  |
| Friday, Week 3 |  | $18378116678.72            |  | 100.0000%                  |
| Friday, Week 4 |  | $17461301620.15            |  | 100.0000%                  |
| Friday, Week 5 |  | $0.00                      |  | 0.0000%                    |

## Part B: Class-Level Information about the Fund

### Class: Unknown Class (—)

- **B.2 - Minimum Initial Investment:** $100000000.00

- **B.3 - Net Assets of Class:** $3766500774.60

- **B.4 - Shares Outstanding:** 3766472743.97

- **B.7.7 - 7-Day Net Yield:** 4.1500%

- **Person Paying for Fund Expenses?:** Yes

- **Expense Reimbursement/Waiver Description:** BlackRock Advisors, LLC: Advisor Fee- $236

**Weekly Flows:**

| Period   | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| Week 1   | $539065801.64             | $974628342.79           |
| Week 2   | $1305332611.35            | $1064427599.30          |
| Week 3   | $384580240.37             | $139636301.01           |
| Week 4   | $142029185.97             | $213209374.14           |

**Monthly Shareholder Flow Activity:**

- **Gross Subscriptions for month:** $2550698155.24

- **Gross Redemptions for month:** $2844360632.09

### Class: Unknown Class (—)

- **B.2 - Minimum Initial Investment:** $10000000.00

- **B.3 - Net Assets of Class:** $1.00

- **B.4 - Shares Outstanding:** 1.00

- **B.7.7 - 7-Day Net Yield:** 0.0000%

- **Person Paying for Fund Expenses?:** No

**Monthly Shareholder Flow Activity:**

- **Gross Subscriptions for month:** $0.00

- **Gross Redemptions for month:** $0.00

### Class: Unknown Class (—)

- **B.2 - Minimum Initial Investment:** $1000000.00

- **B.3 - Net Assets of Class:** $1.00

- **B.4 - Shares Outstanding:** 1.00

- **B.7.7 - 7-Day Net Yield:** 0.0000%

- **Person Paying for Fund Expenses?:** No

**Monthly Shareholder Flow Activity:**

- **Gross Subscriptions for month:** $0.00

- **Gross Redemptions for month:** $0.00

### Class: Unknown Class (—)

- **B.2 - Minimum Initial Investment:** $100000.00

- **B.3 - Net Assets of Class:** $1.00

- **B.4 - Shares Outstanding:** 1.00

- **B.7.7 - 7-Day Net Yield:** 0.0000%

- **Person Paying for Fund Expenses?:** No

**Monthly Shareholder Flow Activity:**

- **Gross Subscriptions for month:** $0.00

- **Gross Redemptions for month:** $0.00

### Class: Unknown Class (—)

- **B.2 - Minimum Initial Investment:** $25000000.00

- **B.3 - Net Assets of Class:** $1.00

- **B.4 - Shares Outstanding:** 1.00

- **B.7.7 - 7-Day Net Yield:** 0.0000%

- **Person Paying for Fund Expenses?:** No

**Monthly Shareholder Flow Activity:**

- **Gross Subscriptions for month:** $0.00

- **Gross Redemptions for month:** $0.00

### Class: Unknown Class (—)

- **B.2 - Minimum Initial Investment:** $100000000.00

- **B.3 - Net Assets of Class:** $11216615803.75

- **B.4 - Shares Outstanding:** 11216532334.67

- **B.7.7 - 7-Day Net Yield:** 4.1800%

- **Person Paying for Fund Expenses?:** Yes

- **Expense Reimbursement/Waiver Description:** BlackRock Advisors, LLC: Advisor Fee- $738

**Weekly Flows:**

| Period   | Gross Subscriptions ($)   | Gross Redemptions ($)   |
|:---|:---|:---|
| Week 1   | $4450864612.21            | $6959868770.48          |
| Week 2   | $4274664782.67            | $4023003190.68          |
| Week 3   | $5315049062.95            | $4689579578.97          |
| Week 4   | $3306987238.81            | $4156197302.31          |

**Monthly Shareholder Flow Activity:**

- **Gross Subscriptions for month:** $19117381776.15

- **Gross Redemptions for month:** $22383340429.90

## Part C: Schedule of Portfolio Securities

### Security 1: Treasury Money Market Master Portfolio

- **C.1 - Title:** Treasury Money Market Master Portfolio 0.000000%
- **C.6 - Investment Category:** Investment Company
- **Identifiers:** CIK: 0000915092
- **C.18 - Value (incl. sponsor support):** $15038635704.17
- **C.18.a - Value (excl. sponsor support):** $15038635704.17
- **Principal Amount:** —
- **Amortized Cost:** —
- **Fair Value:** —
- **C.19 - Percentage of Net Assets:** 100.0000%
- **C.17 - Yield as of Reporting Date:** 0.0000%
- **C.11 - Maturity Date (WAM):** 2023-02-01
- **C.12 - Maturity Date (WAL):** 2023-02-01
- **C.13 - Final Legal Maturity Date:** 2023-02-01
- **Characteristics:** C.14 Has Demand Feature? No, C.15 Has Guarantee? No, C.16 Has Enhancement? No, C.22 Is an Illiquid Security? No, C.20 Is a Daily Liquid Asset? Yes, C.21 Is a Weekly Liquid Asset? Yes, C.23 Categorized at Level 3? No

## N-MFP: Signatures

**Registrant:** BlackRock Funds III

**Date:** 2023-02-07

**By:** /s/ Ann Frechette

**Name of Signing Officer:** Ann Frechette

**Title of Signing Officer:** Assistant Treasurer