# EDGAR Filing Document

**Accession Number:** 0000836487
**File Stem:** 0001410368-26-018401
**Filing Date:** 2026-2
**Character Count:** 16648
**Document Hash:** ce5ecae675118e63b6c5a16e3f85639b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001410368-26-018401.hdr.sgml**: 20260226

**ACCESSION NUMBER**: 0001410368-26-018401

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20251231

**FILED AS OF DATE**: 20260226

**DATE AS OF CHANGE**: 20260226

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** MORGAN STANLEY INSTITUTIONAL FUND INC
- **CENTRAL INDEX KEY:** 0000836487

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

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-05624
- **FILM NUMBER:** 26683222

**BUSINESS ADDRESS:**
- **STREET 1:** 1585 BROADWAY
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10036
- **BUSINESS PHONE:** 800-548-7786

**MAIL ADDRESS:**
- **STREET 1:** 1585 BROADWAY
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10036

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MORGAN STANLEY DEAN WITTER INSTITUTIONAL FUND INC
- **DATE OF NAME CHANGE:** 19990329

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MORGAN STANLEY INSTITUTIONAL FUND INC
- **DATE OF NAME CHANGE:** 19920703

## Series and Classes Contracts Data

### Developing Opportunity Portfolio (Series ID: S000067259)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000216354 | Class I      | MDOEX           |
| C000216355 | Class A      | MDOAX           |
| C000216356 | Class R6     | MDODX           |
| C000216357 | Class C      | MDOBX           |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** MORGAN STANLEY INSTITUTIONAL FUND INC

- **b. Investment Company Act file number:** 811-05624

- **c. CIK number of Registrant:** 0000836487

- **d. LEI of Registrant:** 54930067DYRSUSGS4E97

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

  - **Street Address 1:** 1585 Broadway

  - **City:** NEW YORK

  - **State:** NY

  - **Foreign country:** US

  - **Zip / Postal Code:** 10036

  - **Telephone number:** 800-869-6397

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

- **a. Name of Series:** Developing Opportunity Portfolio

- **b. EDGAR series identifier (if any):** S000067259

- **c. LEI of Series:** 549300XX820JRFK1XR86

**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:** $63136910.90

**Total Liabilities:** $329226.39

**Net Assets:** $62807684.51

**Amount of Assets Invested in Other Investment Companies:** $3.21

**Cash Not Reported:** $518.74

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000216354 | -1.85%               | -6.00%               | -0.99%               |
| Class ID C000216355 | -1.88%               | -6.00%               | -1.02%               |
| Class ID C000216356 | -1.93%               | -5.98%               | -1.05%               |
| Class ID C000216357 | -1.95%               | -6.06%               | -1.16%               |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $144910.46               | $-948028.34                                |
| Month 2  | $66652.29                | $-2240643.89                               |
| Month 3  | $-160655.40              | $-486138.40                                |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| Baidu Inc                                   | Baidu Inc                                                                    | CUSIP: 056752108<br>LEI: 254900AL64IANZYI1E02 | Long             | EC               | CORP              | KY        |     20002 | NS      | $2613461.32   | 4.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Coupang Inc                                 | Coupang Inc                                                                  | CUSIP: 22266T109<br>LEI: 549300XR4L1D80AK4W76 | Long             | EC               | CORP              | US        |    145304 | NS      | $3427721.36   | 5.46%             |  |  |  | No            |                  1 | On Loan: No      |
| Full Truck Alliance Co Ltd                  | Full Truck Alliance Co Ltd                                                   | CUSIP: 35969L108<br>LEI: 984500884LB1DP8DAC57 | Long             | EC               | CORP              | KY        |    143501 | NS      | $1539765.73   | 2.45%             |  |  |  | No            |                  1 | On Loan: No      |
| ICICI Bank Ltd                              | ICICI Bank Ltd                                                               | CUSIP: 45104G104<br>LEI: R7RX8ER1V4666J8D1I38 | Long             | EC               | CORP              | IN        |     95660 | NS      | $2850668.00   | 4.54%             |  |  |  | No            |                  1 | On Loan: No      |
| KE Holdings Inc                             | KE Holdings Inc                                                              | CUSIP: 482497104<br>LEI: 254900RHVY072XPAZE03 | Long             | EC               | CORP              | KY        |     56383 | NS      | $888596.08    | 1.41%             |  |  |  | No            |                  1 | On Loan: No      |
| MercadoLibre Inc                            | MercadoLibre Inc                                                             | CUSIP: 58733R102<br>LEI: 549300DKPDN9M5S8GB14 | Long             | EC               | CORP              | US        |      2059 | NS      | $4147361.34   | 6.60%             |  |  |  | No            |                  1 | On Loan: No      |
| Titan Co Ltd                                | Titan Co Ltd                                                                 | CUSIP: 000000000<br>LEI: 549300RO9VJWPK37FE54 | Long             | EC               | CORP              | IN        |     42162 | NS      | $1903335.12   | 3.03%             |  |  |  | No            |                  2 | On Loan: No      |
| NAVER Corp                                  | NAVER Corp                                                                   | CUSIP: 000000000<br>LEI: 988400ULUQYDB2HQYJ61 | Long             | EC               | CORP              | KR        |      7367 | NS      | $1238403.47   | 1.97%             |  |  |  | No            |                  2 | On Loan: No      |
| Taiwan Semiconductor Manufacturing Co Ltd   | Taiwan Semiconductor Manufacturing Co Ltd                                    | CUSIP: 000000000<br>LEI: 549300KB6NK5SBD14S87 | Long             | EC               | CORP              | TW        |    124000 | NS      | $6095499.70   | 9.71%             |  |  |  | No            |                  2 | On Loan: No      |
| PDD Holdings Inc                            | PDD Holdings Inc                                                             | CUSIP: 722304102<br>LEI: 5493000573DS7005T657 | Long             | EC               | CORP              | KY        |      9945 | NS      | $1127663.55   | 1.80%             |  |  |  | No            |                  1 | On Loan: No      |
| Pony AI Inc                                 | Pony AI Inc                                                                  | CUSIP: 732908108<br>LEI: 9845006P7613D2A61368 | Long             | EC               | CORP              | KY        |     40786 | NS      | $591397.00    | 0.94%             |  |  |  | No            |                  1 | On Loan: No      |
| Qfin Holdings Inc                           | Qfin Holdings Inc                                                            | CUSIP: 88557W101<br>LEI: 836800R59NKEPDR6I240 | Long             | EC               | CORP              | KY        |     23159 | NS      | $446273.93    | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Trip.com Group Ltd                          | Trip.com Group Ltd                                                           | CUSIP: 89677Q107<br>LEI: 2549004RMYDSRQL4KW41 | Long             | EC               | CORP              | KY        |     42363 | NS      | $3046323.33   | 4.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Webtoon Entertainment Inc                   | Webtoon Entertainment Inc                                                    | CUSIP: 94845U105<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     20936 | NS      | $272796.08    | 0.43%             |  |  |  | No            |                  1 | On Loan: No      |
| WeRide Inc                                  | WeRide Inc                                                                   | CUSIP: 950915108<br>LEI: 254900R1B7IWBCPDQ262 | Long             | EC               | CORP              | KY        |     45489 | NS      | $394844.52    | 0.63%             |  |  |  | No            |                  1 | On Loan: No      |
| Morgan Stanley & Co. LLC                    | Morgan Stanley Institutional Liquidity Funds - Treasury Securities Portfolio | CUSIP: 61747C525<br>LEI: 549300OJY9IZ31SGS926 | Long             | STIV             | RF                | US        |   3544005 | NS      | $3544004.73   | 5.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Meituan                                     | Meituan                                                                      | CUSIP: 000000000<br>LEI: 21380033K525E5JLIA77 | Long             | EC               | CORP              | KY        |    210880 | NS      | $2794621.82   | 4.45%             |  |  |  | Yes           |                  2 | On Loan: No      |
| Eternal Ltd                                 | Eternal Ltd                                                                  | CUSIP: 000000000<br>LEI: 335800T4VOF9ETHF8W59 | Long             | EC               | CORP              | IN        |    840124 | NS      | $2603529.14   | 4.15%             |  |  |  | No            |                  2 | On Loan: No      |
| KakaoBank Corp                              | KakaoBank Corp                                                               | CUSIP: 000000000<br>LEI: 988400VAVCFSK6VF9Q87 | Long             | EC               | CORP              | KR        |     87315 | NS      | $1308965.72   | 2.08%             |  |  |  | No            |                  2 | On Loan: No      |
| Niva Bupa Health Insurance Co Ltd           | Niva Bupa Health Insurance Co Ltd                                            | CUSIP: 000000000<br>LEI: 335800YR5ALVTOUNCU55 | Long             | EC               | CORP              | IN        |    307450 | NS      | $258031.04    | 0.41%             |  |  |  | No            |                  2 | On Loan: No      |
| Tata Capital Ltd                            | Tata Capital Ltd                                                             | CUSIP: 000000000<br>LEI: 335800TXSHN87ZZ57925 | Long             | EC               | CORP              | IN        |    470741 | NS      | $1790430.41   | 2.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Indian Hotels Co Ltd/The                    | Indian Hotels Co Ltd/The                                                     | CUSIP: 000000000<br>LEI: 33580076CH5SBY5HWA22 | Long             | EC               | CORP              | IN        |     53388 | NS      | $439429.09    | 0.70%             |  |  |  | No            |                  2 | On Loan: No      |
| HDFC Bank Ltd                               | HDFC Bank Ltd                                                                | CUSIP: 000000000<br>LEI: 335800ZQ6I4E2JXENC50 | Long             | EC               | CORP              | IN        |    231516 | NS      | $2557532.22   | 4.07%             |  |  |  | No            |                  2 | On Loan: No      |
| Kuaishou Technology                         | Kuaishou Technology                                                          | CUSIP: 000000000<br>LEI: 300300FCDZBE6UP9ED24 | Long             | EC               | CORP              | KY        |    131500 | NS      | $1087032.74   | 1.73%             |  |  |  | Yes           |                  2 | On Loan: No      |
| Allegro.eu SA                               | Allegro.eu SA                                                                | CUSIP: 000000000<br>LEI: 222100VRLXV3FPMG4982 | Long             | EC               | CORP              | LU        |     81237 | NS      | $697091.55    | 1.11%             |  |  |  | Yes           |                  2 | On Loan: No      |
| Pony AI Inc                                 | Pony AI Inc                                                                  | CUSIP: 000000000<br>LEI: 9845006P7613D2A61368 | Long             | EC               | CORP              | KY        |    112000 | NS      | $1688051.70   | 2.69%             |  |  |  | No            |                  1 | On Loan: No      |
| Tencent Holdings Ltd                        | Tencent Holdings Ltd                                                         | CUSIP: 000000000<br>LEI: 254900N4SLUMW4XUYY11 | Long             | EC               | CORP              | KY        |     37000 | NS      | $2839510.68   | 4.52%             |  |  |  | No            |                  2 | On Loan: No      |
| China Resources Mixc Lifestyle Services Ltd | China Resources Mixc Lifestyle Services Ltd                                  | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | KY        |    180600 | NS      | $999488.28    | 1.59%             |  |  |  | Yes           |                  2 | On Loan: No      |
| Kweichow Moutai Co Ltd                      | Kweichow Moutai Co Ltd                                                       | CUSIP: 000000000<br>LEI: N/A                  | Long             | EC               | CORP              | CN        |      9389 | NS      | $1851360.37   | 2.95%             |  |  |  | No            |                  2 | On Loan: No      |
| WeRide Inc                                  | WeRide Inc                                                                   | CUSIP: 000000000<br>LEI: 254900R1B7IWBCPDQ262 | Long             | EC               | CORP              | KY        |    247700 | NS      | $732021.02    | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| Grab Holdings Limited                       | Grab Holdings Limited                                                        | CUSIP: 000000000<br>LEI: 549300N4VQX83VPJF439 | Long             | EC               | CORP              | KY        |    373010 | NS      | $1861319.90   | 2.96%             |  |  |  | No            |                  1 | On Loan: No      |
| NU Holdings Ltd/Cayman Islands              | NU Holdings Ltd/Cayman Islands                                               | CUSIP: 000000000<br>LEI: 5493002DG1RHWK9W2X27 | Long             | EC               | CORP              | KY        |    186773 | NS      | $3126580.02   | 4.98%             |  |  |  | No            |                  1 | On Loan: No      |
| MakeMyTrip Ltd                              | MakeMyTrip Ltd                                                               | CUSIP: 000000000<br>LEI: 529900DNT8HNJ7RYUO60 | Long             | EC               | CORP              | MU        |     27969 | NS      | $2296814.28   | 3.66%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2026-01-15

**Name of Applicant:** MORGAN STANLEY INSTITUTIONAL FUND INC

**Signature:** Francis Smith

**Name of Signer:** Francis Smith

**Title:** Principal Financial Officer