# EDGAR Filing Document

**Accession Number:** 0001806095
**File Stem:** 0002066578-25-000947
**Filing Date:** 2025-11
**Character Count:** 22561
**Document Hash:** 7a61497c5c8d83107dc6b5e1683c07d3
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0002066578-25-000947.hdr.sgml**: 20251117

**ACCESSION NUMBER**: 0002066578-25-000947

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250930

**FILED AS OF DATE**: 20251117

**DATE AS OF CHANGE**: 20251117

**PERIOD START**: 20260331

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Datum One Series Trust
- **CENTRAL INDEX KEY:** 0001806095

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 0331

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-23556
- **FILM NUMBER:** 251490004

**BUSINESS ADDRESS:**
- **STREET 1:** 333 SOUTH WABASH AVE.
- **STREET 2:** 43RD FLOOR
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60604
- **BUSINESS PHONE:** 866-494-4270

**MAIL ADDRESS:**
- **STREET 1:** 50 S. LASALLE STREET
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60603

## Series and Classes Contracts Data

### Polar Capital Emerging Market Ex-China Stars Fund (Series ID: S000079543)

| Class ID   | Class Name                                        | Ticker Symbol   |
|:---|:---|:---|
| C000240614 | Polar Capital Emerging Market Ex-China Stars Fund | POLCX           |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** Datum One Series Trust

- **b. Investment Company Act file number:** 811-23556

- **c. CIK number of Registrant:** 0001806095

- **d. LEI of Registrant:** 5493003NXAX6X00BBF25

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

  - **Street Address 1:** 50 S. LaSalle Street

  - **City:** Chicago

  - **State:** IL

  - **Foreign country:** US

  - **Zip / Postal Code:** 60603

  - **Telephone number:** 312-557-4100

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

- **a. Name of Series:** Polar Capital Emerging Markets Ex-China Stars Fund

- **b. EDGAR series identifier (if any):** S000079543

- **c. LEI of Series:** 549300PYC615SJKYM285

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

- **a. Date of fiscal year-end:** 2026-03-31

- **b. Date as of which information is reported:** 2025-09-30

**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:** $1376486.89

**Total Liabilities:** $70321.02

**Net Assets:** $1306165.87

**Cash Not Reported:** $53960.83

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000240614 | -2.45%               | 3.72%                | 7.26%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-2729.87                | $-29600.23                                 |
| Month 2  | $10456.77                | $32406.13                                  |
| Month 3  | $20669.21                | $65946.98                                  |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| MakeMyTrip Ltd.                                     | MakeMyTrip Ltd. USD0.0005                                    | CUSIP: V5633W109<br>LEI: 529900DNT8HNJ7RYUO60 | Long             | EC               | CORP              | MU        |       165 | NS      | $15444.00     | 1.18%             |  |  |  | No            |                  1 | On Loan: No      |
| Grupo Financiero Banorte S.A.B. de C.V.             | Grupo Financiero Banorte S.A.B. de C.V. COM NPV SERIES O     | CUSIP: P49501201<br>LEI: N/A                  | Long             | EC               | CORP              | MX        |      2333 | NS      | $23501.34     | 1.80%             |  |  |  | No            |                  1 | On Loan: No      |
| ASPEED Technology Inc.                              | ASPEED Technology Inc. TWD10                                 | CUSIP: Y04044106<br>LEI: N/A                  | Long             | EC               | CORP              | TW        |        69 | NS      | $11476.25     | 0.88%             |  |  |  | No            |                  2 | On Loan: No      |
| Aldar Properties PJSC                               | Aldar Properties PJSC AED1                                   | CUSIP: M0517N101<br>LEI: 98450048CD8AEF13B480 | Long             | EC               | CORP              | AE        |     11510 | NS      | $29731.14     | 2.28%             |  |  |  | No            |                  2 | On Loan: No      |
| Eugene Technology                                   | Eugene Technology KRW500                                     | CUSIP: Y2347W100<br>LEI: N/A                  | Long             | EC               | CORP              | KR        |       272 | NS      | $13582.87     | 1.04%             |  |  |  | No            |                  2 | On Loan: No      |
| Weg SA                                              | Weg SA COM NPV                                               | CUSIP: P9832B129<br>LEI: 254900NKQV127YFRO022 | Long             | EC               | CORP              | BR        |      2199 | NS      | $15117.93     | 1.16%             |  |  |  | No            |                  1 | On Loan: No      |
| Mobile World Investment Corporation                 | Mobile World Investment Corporation VND10000                 | CUSIP: Y604K2105<br>LEI: 254900ZRFNB8CRAHHO95 | Long             | EC               | CORP              | VN        |      6878 | NS      | $20252.12     | 1.55%             |  |  |  | No            |                  2 | On Loan: No      |
| Jusung Engineering                                  | Jusung Engineering KRW500                                    | CUSIP: Y4478R108<br>LEI: N/A                  | Long             | EC               | CORP              | KR        |       399 | NS      | $8801.11      | 0.67%             |  |  |  | No            |                  2 | On Loan: No      |
| Unimicron Technology Corp.                          | Unimicron Technology Corp. TWD10                             | CUSIP: Y90668107<br>LEI: N/A                  | Long             | EC               | CORP              | TW        |      3935 | NS      | $19720.25     | 1.51%             |  |  |  | No            |                  2 | On Loan: No      |
| International Container Terminal Services Inc.      | International Container Terminal Services Inc. PHP1          | CUSIP: Y41157101<br>LEI: 254900FU1MWK0I0Q4J61 | Long             | EC               | CORP              | PH        |      1765 | NS      | $14313.99     | 1.10%             |  |  |  | No            |                  2 | On Loan: No      |
| Sea Ltd.                                            | Sea Ltd. ADS EACH REP ONE CL A SHS                           | CUSIP: 81141R100<br>LEI: 529900OM6JLLW44YKI15 | Long             | EC               | CORP              | KY        |       167 | NS      | $29847.91     | 2.29%             |  |  |  | No            |                  1 | On Loan: No      |
| Globant S.A                                         | Globant S.A USD1.20                                          | CUSIP: L44385109<br>LEI: 2221008DCMSPYS42DS88 | Long             | EC               | CORP              | LU        |       130 | NS      | $7459.40      | 0.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Ivanhoe Mines Ltd.                                  | Ivanhoe Mines Ltd. COM NPV CL'A'                             | CUSIP: 46579R104<br>LEI: 5299006XZISURYIA4G32 | Long             | EC               | CORP              | CA        |      4194 | NS      | $44480.45     | 3.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Kia Corp.                                           | Kia Corp. KRW5000                                            | CUSIP: Y47601102<br>LEI: 988400V8MJK9N7OI5X76 | Long             | EC               | CORP              | KR        |       228 | NS      | $16365.13     | 1.25%             |  |  |  | No            |                  2 | On Loan: No      |
| Samsung Electronics Co Ltd.                         | Samsung Electronics Co Ltd. KRW100                           | CUSIP: Y74718100<br>LEI: 9884007ER46L6N7EI764 | Long             | EC               | CORP              | KR        |      1227 | NS      | $73559.05     | 5.63%             |  |  |  | No            |                  2 | On Loan: No      |
| Mercadolibre Inc                                    | Mercadolibre Inc COM USD0.001                                | CUSIP: 58733R102<br>LEI: 549300DKPDN9M5S8GB14 | Long             | EC               | CORP              | US        |        13 | NS      | $30380.22     | 2.33%             |  |  |  | No            |                  1 | On Loan: No      |
| Taiwan Semiconductor Manufacturing Co., Ltd.        | Taiwan Semiconductor Manufacturing Co., Ltd. TWD10           | CUSIP: Y84629107<br>LEI: 549300KB6NK5SBD14S87 | Long             | EC               | CORP              | TW        |      3083 | NS      | $133918.82    | 10.25%            |  |  |  | No            |                  2 | On Loan: No      |
| ICICI Bank Ltd.                                     | ICICI Bank Ltd. INR2                                         | CUSIP: Y3860Z132<br>LEI: R7RX8ER1V4666J8D1I38 | Long             | EC               | CORP              | IN        |      2255 | NS      | $34175.08     | 2.62%             |  |  |  | No            |                  2 | On Loan: No      |
| FPT Corp.                                           | FPT Corp. VND10000                                           | CUSIP: Y26333107<br>LEI: N/A                  | Long             | EC               | CORP              | VN        |      4219 | NS      | $14860.79     | 1.14%             |  |  |  | No            |                  2 | On Loan: No      |
| Phoenix Mills Ltd.                                  | Phoenix Mills Ltd. INR2                                      | CUSIP: Y6973B132<br>LEI: 33580037PCXCE5PNQU51 | Long             | EC               | CORP              | IN        |      1858 | NS      | $32526.45     | 2.49%             |  |  |  | No            |                  2 | On Loan: No      |
| Apollo Hospitals Enterprise Ltd.                    | Apollo Hospitals Enterprise Ltd. INR5                        | CUSIP: Y0187F112<br>LEI: 3358005YT7JQCWYLTG43 | Long             | EC               | CORP              | IN        |       138 | NS      | $11523.79     | 0.88%             |  |  |  | No            |                  2 | On Loan: No      |
| HPSP Co Ltd.                                        | HPSP Co Ltd. KRW500                                          | CUSIP: Y3R2Z4107<br>LEI: N/A                  | Long             | EC               | CORP              | KR        |       710 | NS      | $17093.48     | 1.31%             |  |  |  | No            |                  2 | On Loan: No      |
| eMemory Technology Inc.                             | eMemory Technology Inc. TWD10                                | CUSIP: Y2289B114<br>LEI: N/A                  | Long             | EC               | CORP              | TW        |       208 | NS      | $13839.06     | 1.06%             |  |  |  | No            |                  2 | On Loan: No      |
| Kotak Mahindra Bank Ltd.                            | Kotak Mahindra Bank Ltd. INR5                                | CUSIP: Y4964H150<br>LEI: 335800E6GTTXKHXE2I75 | Long             | EC               | CORP              | IN        |       579 | NS      | $12981.92     | 0.99%             |  |  |  | No            |                  2 | On Loan: No      |
| Kaspi.Kz JSC                                        | Kaspi.Kz JSC SPONSORED ADS                                   | CUSIP: 48581R205<br>LEI: 2549003YU6FARG8OAZ13 | Long             | EC               | CORP              | KZ        |       274 | NS      | $22380.32     | 1.71%             |  |  |  | No            |                  1 | On Loan: No      |
| NAVER Corp.                                         | NAVER Corp. KRW100                                           | CUSIP: Y62579100<br>LEI: 988400ULUQYDB2HQYJ61 | Long             | EC               | CORP              | KR        |        99 | NS      | $18996.78     | 1.45%             |  |  |  | No            |                  2 | On Loan: No      |
| E Ink Holdings Inc.                                 | E Ink Holdings Inc. TWD10                                    | CUSIP: Y2266Z100<br>LEI: 529900UOR451FJJYL571 | Long             | EC               | CORP              | TW        |      4833 | NS      | $38397.57     | 2.94%             |  |  |  | No            |                  2 | On Loan: No      |
| Paladin Energy Ltd.                                 | Paladin Energy Ltd. NPV                                      | CUSIP: Q7264T252<br>LEI: 549300M44UTJAP8J6B37 | Long             | EC               | CORP              | AU        |      2881 | NS      | $15913.85     | 1.22%             |  |  |  | No            |                  2 | On Loan: No      |
| Chroma Ate Inc                                      | Chroma Ate Inc TWD10                                         | CUSIP: Y1604M102<br>LEI: N/A                  | Long             | EC               | CORP              | TW        |      1005 | NS      | $19179.41     | 1.47%             |  |  |  | No            |                  2 | On Loan: No      |
| Delta Electronics Inc.                              | Delta Electronics Inc. TWD10                                 | CUSIP: Y20263102<br>LEI: 529900UVZWNWGDLJSM52 | Long             | EC               | CORP              | TW        |      1185 | NS      | $33381.57     | 2.56%             |  |  |  | No            |                  2 | On Loan: No      |
| Action Construction Equipments Ltd.                 | Action Construction Equipments Ltd. INR2                     | CUSIP: Y0010V102<br>LEI: 335800E2SPJUKN6OTB20 | Long             | EC               | CORP              | IN        |      1010 | NS      | $12202.18     | 0.93%             |  |  |  | No            |                  2 | On Loan: No      |
| 360 One Wam Ltd.                                    | 360 One Wam Ltd. INR1(POST SUBD)                             | CUSIP: Y8R01R106<br>LEI: 335800DDYMCDBO5OLL32 | Long             | EC               | CORP              | IN        |      1323 | NS      | $15240.67     | 1.17%             |  |  |  | No            |                  2 | On Loan: No      |
| BBB Foods Inc                                       | BBB Foods Inc CL A COM                                       | CUSIP: G0896C103<br>LEI: N/A                  | Long             | EC               | CORP              | VG        |       681 | NS      | $18359.76     | 1.41%             |  |  |  | No            |                  1 | On Loan: No      |
| Itau Unibanco Holding SA                            | Itau Unibanco Holding SA PRF NPV                             | CUSIP: P5968U113<br>LEI: 5493002W2IVG62O3ZJ94 | Long             | EP               | CORP              | BR        |      4654 | PA      | $34164.46     | 2.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Techwing Inc                                        | Techwing Inc KRW500                                          | CUSIP: Y8563H107<br>LEI: 988400SCZD1UJPMA1865 | Long             | EC               | CORP              | KR        |       350 | NS      | $14728.53     | 1.13%             |  |  |  | No            |                  2 | On Loan: No      |
| Presight AI Holding PLC                             | Presight AI Holding PLC AED0.1                               | CUSIP: M7973X101<br>LEI: N/A                  | Long             | EC               | CORP              | AE        |      9840 | NS      | $8684.11      | 0.66%             |  |  |  | No            |                  2 | On Loan: No      |
| Samsung C&T Corporation                             | Samsung C&T Corporation KRW100                               | CUSIP: Y7T71K106<br>LEI: 988400GFRE4IDFPE9E64 | Long             | EC               | CORP              | KR        |       191 | NS      | $25152.24     | 1.93%             |  |  |  | No            |                  2 | On Loan: No      |
| Prosus NV                                           | Prosus NV EUR0.05 (N SHARES)                                 | CUSIP: N7163R103<br>LEI: 635400Z5LQ5F9OLVT688 | Long             | EC               | CORP              | NL        |       434 | NS      | $30690.34     | 2.35%             |  |  |  | No            |                  2 | On Loan: No      |
| Vtex                                                | Vtex SHS CL A                                                | CUSIP: G9470A102<br>LEI: N/A                  | Long             | EC               | CORP              | KY        |      2522 | NS      | $11046.36     | 0.85%             |  |  |  | No            |                  1 | On Loan: No      |
| SK Square Co Ltd                                    | SK Square Co Ltd KRW100                                      | CUSIP: Y8T6X4107<br>LEI: N/A                  | Long             | EC               | CORP              | KR        |       150 | NS      | $21605.96     | 1.65%             |  |  |  | No            |                  2 | On Loan: No      |
| Grupo Traxion Sab De Cv                             | Grupo Traxion Sab De Cv COM SER 'A' NPV 144A/REG S           | CUSIP: P4989G104<br>LEI: 4469000001BS6B603745 | Long             | EC               | CORP              | MX        |      8275 | NS      | $6556.38      | 0.50%             |  |  |  | Yes           |                  1 | On Loan: No      |
| Vietnam Technological & Commercial Joint Stock Bank | Vietnam Technological & Commercial Joint Stock Bank VND10000 | CUSIP: Y937GK104<br>LEI: 5493001XNKHV3FNIUD50 | Long             | EC               | CORP              | VN        |     14905 | NS      | $21345.22     | 1.63%             |  |  |  | No            |                  1 | On Loan: No      |
| MediaTek Inc.                                       | MediaTek Inc. TWD10                                          | CUSIP: Y5945U103<br>LEI: 254900UEGBK1I4DM4E14 | Long             | EC               | CORP              | TW        |       588 | NS      | $25501.41     | 1.95%             |  |  |  | No            |                  2 | On Loan: No      |
| Grab Holdings Ltd.                                  | Grab Holdings Ltd. CLASS A ORD                               | CUSIP: G4124C109<br>LEI: 549300N4VQX83VPJF439 | Long             | EC               | CORP              | KY        |      7638 | NS      | $45980.76     | 3.52%             |  |  |  | No            |                  1 | On Loan: No      |
| Daejoo Electronic                                   | Daejoo Electronic KRW500                                     | CUSIP: Y18617103<br>LEI: N/A                  | Long             | EC               | CORP              | KR        |       246 | NS      | $11593.30     | 0.89%             |  |  |  | No            |                  2 | On Loan: No      |
| Sunteck Realty Ltd                                  | Sunteck Realty Ltd INR1                                      | CUSIP: Y8308R113<br>LEI: 335800TFT4V77I31F853 | Long             | EC               | CORP              | IN        |      2140 | NS      | $10003.16     | 0.77%             |  |  |  | No            |                  2 | On Loan: No      |
| Eternal Ltd.                                        | Eternal Ltd. INR1.00                                         | CUSIP: Y9899X105<br>LEI: 335800T4VOF9ETHF8W59 | Long             | EC               | CORP              | IN        |      3824 | NS      | $14038.42     | 1.07%             |  |  |  | No            |                  2 | On Loan: No      |
| Nu Holdings Ltd.                                    | Nu Holdings Ltd. ORD SHS CL A                                | CUSIP: G6683N103<br>LEI: 5493002DG1RHWK9W2X27 | Long             | EC               | CORP              | KY        |      1991 | NS      | $31875.91     | 2.44%             |  |  |  | No            |                  1 | On Loan: No      |
| Reliance Industries Ltd.                            | Reliance Industries Ltd. INR10(100%DEMAT)                    | CUSIP: Y72596102<br>LEI: 5493003UOETFYRONLG31 | Long             | EC               | CORP              | IN        |      3222 | NS      | $49489.30     | 3.79%             |  |  |  | No            |                  2 | On Loan: No      |
| Karnataka Bank Ltd.                                 | Karnataka Bank Ltd. INR10                                    | CUSIP: Y4590V128<br>LEI: 335800G1GTTVASBXVW10 | Long             | EC               | CORP              | IN        |      5560 | NS      | $10774.03     | 0.82%             |  |  |  | No            |                  2 | On Loan: No      |
| SK Hynix Inc.                                       | SK Hynix Inc. KRW5000                                        | CUSIP: Y8085F100<br>LEI: 988400XAIK6XISWQV045 | Long             | EC               | CORP              | KR        |       111 | NS      | $27516.68     | 2.11%             |  |  |  | No            |                  2 | On Loan: No      |
| Max Financial Services Limited                      | Max Financial Services Limited INR2                          | CUSIP: Y5903C145<br>LEI: 335800Y9FX8XGFB64S40 | Long             | EC               | CORP              | IN        |      1668 | NS      | $29606.88     | 2.27%             |  |  |  | No            |                  2 | On Loan: No      |

### Signature

**Date Signed:** 2025-10-28

**Name of Applicant:** Datum One Series Trust

**Signature:** Tracy L. Dotolo

**Name of Signer:** Tracy L. Dotolo

**Title:** Treasurer