# EDGAR Filing Document

**Accession Number:** 0001473646
**File Stem:** 0001752724-25-200949
**Filing Date:** 2025-8
**Character Count:** 24549
**Document Hash:** c7ccddc552eaf4ae129053cd50046dfc
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001752724-25-200949.hdr.sgml**: 20250825

**ACCESSION NUMBER**: 0001752724-25-200949

**CONFORMED SUBMISSION TYPE**: NPORT-P

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20250630

**FILED AS OF DATE**: 20250825

**DATE AS OF CHANGE**: 20250825

**PERIOD START**: 20251231

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Stock Portfolio
- **CENTRAL INDEX KEY:** 0001473646

**ORGANIZATION NAME:**
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** NPORT-P
- **SEC ACT:** 1940 Act
- **SEC FILE NUMBER:** 811-22336
- **FILM NUMBER:** 251248258

**BUSINESS ADDRESS:**
- **STREET 1:** ONE POST OFFICE SQUARE
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109
- **BUSINESS PHONE:** 8002256265

**MAIL ADDRESS:**
- **STREET 1:** ONE POST OFFICE SQUARE
- **CITY:** BOSTON
- **STATE:** MA
- **ZIP:** 02109

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Large-Cap Core Research Portfolio
- **DATE OF NAME CHANGE:** 20091001

## Series and Classes Contracts Data

### Stock Portfolio (Series ID: S000027121)

| Class ID   | Class Name      | Ticker Symbol   |
|:---|:---|:---|
| C000081816 | Stock Portfolio |  |

## Form NPORT-P: Monthly Portfolio Investments Report

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

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

- **a. Name of Registrant:** Stock Portfolio

- **b. Investment Company Act file number:** 811-22336

- **c. CIK number of Registrant:** 0001473646

- **d. LEI of Registrant:** 549300L4KW73KDMNCW84

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

  - **Street Address 1:** One Post Office Square

  - **City:** BOSTON

  - **State:** MA

  - **Foreign country:** US

  - **Zip / Postal Code:** 02109

  - **Telephone number:** 617-482-8260

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

- **a. Name of Series:** Stock Portfolio

- **b. EDGAR series identifier (if any):** S000027121

- **c. LEI of Series:** 549300L4KW73KDMNCW84

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

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

- **b. Date as of which information is reported:** 2025-06-30

**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:** $768722343.04

**Total Liabilities:** $556318.44

**Net Assets:** $768166024.60

**Monthly Return Information**

| Class               | Month 1 Return (%)   | Month 2 Return (%)   | Month 3 Return (%)   |
|:---|:---|:---|:---|
| Class ID C000081816 | 0.95%                | 6.66%                | 5.28%                |

**Monthly Gains & Losses**

| Period   | Net Realized Gain/Loss   | Net Unrealized Appreciation/Depreciation   |
|:---|:---|:---|
| Month 1  | $-1874649.24             | $1601989.78                                |
| Month 2  | $428779.50               | $45636654.10                               |
| Month 3  | $3072536.49              | $36014250.39                               |

### 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   |
|:---|:---|:---|:---|:---|:---|:---|---:|:---|:---|:---|:---|:---|:---|:---|---:|:---|
| EQT Corp                               | EQT Corp                                                            | CUSIP: 26884L109<br>LEI: 4NT01YGM4X7ZX86ISY52 | Long             | EC               | CORP              | US        |    153902 | NS      | $8975564.64   | 1.17%             |  |  |  | No            |                  1 | On Loan: No      |
| AMETEK Inc                             | AMETEK Inc                                                          | CUSIP: 031100100<br>LEI: 549300WZDEF9KKE40E98 | Long             | EC               | CORP              | US        |     43193 | NS      | $7816205.28   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Amphenol Corp                          | Amphenol Corp                                                       | CUSIP: 032095101<br>LEI: 549300D3L3G0R4U4VT04 | Long             | EC               | CORP              | US        |     89486 | NS      | $8836742.50   | 1.15%             |  |  |  | No            |                  1 | On Loan: No      |
| AbbVie Inc                             | AbbVie Inc                                                          | CUSIP: 00287Y109<br>LEI: FR5LCKFTG8054YNNRU85 | Long             | EC               | CORP              | US        |     65005 | NS      | $12066228.10  | 1.57%             |  |  |  | No            |                  1 | On Loan: No      |
| Tradeweb Markets Inc                   | Tradeweb Markets Inc                                                | CUSIP: 892672106<br>LEI: N/A                  | Long             | EC               | CORP              | US        |     76284 | NS      | $11167977.60  | 1.45%             |  |  |  | No            |                  1 | On Loan: No      |
| Burlington Stores Inc                  | Burlington Stores Inc                                               | CUSIP: 122017106<br>LEI: 5299003Z37DVGKKC1W09 | Long             | EC               | CORP              | US        |     32202 | NS      | $7491473.28   | 0.98%             |  |  |  | No            |                  1 | On Loan: No      |
| Spotify Technology SA                  | Spotify Technology SA                                               | CUSIP: 000000000<br>LEI: 549300B4X0JHWV0DTD60 | Long             | EC               | CORP              | LU        |      6223 | NS      | $4775156.82   | 0.62%             |  |  |  | No            |                  1 | On Loan: No      |
| Marriott International Inc/MD          | Marriott International Inc/MD                                       | CUSIP: 571903202<br>LEI: 225YDZ14ZO8E1TXUSU86 | Long             | EC               | CORP              | US        |     30582 | NS      | $8355308.22   | 1.09%             |  |  |  | No            |                  1 | On Loan: No      |
| Blue Owl Capital Inc                   | Blue Owl Capital Inc                                                | CUSIP: 09581B103<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    293333 | NS      | $5634926.93   | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| Visa Inc                               | Visa Inc                                                            | CUSIP: 92826C839<br>LEI: 549300JZ4OKEHW3DPJ59 | Long             | EC               | CORP              | US        |     54143 | NS      | $19223472.15  | 2.50%             |  |  |  | No            |                  1 | On Loan: No      |
| Zoetis Inc                             | Zoetis Inc                                                          | CUSIP: 98978V103<br>LEI: 549300HD9Q1LOC9KLJ48 | Long             | EC               | CORP              | US        |     47957 | NS      | $7478894.15   | 0.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Lam Research Corp                      | Lam Research Corp                                                   | CUSIP: 512807306<br>LEI: 549300I4GMO6D34U1T02 | Long             | EC               | CORP              | US        |    131304 | NS      | $12781131.36  | 1.66%             |  |  |  | No            |                  1 | On Loan: No      |
| BJ's Wholesale Club Holdings Inc       | BJ's Wholesale Club Holdings Inc                                    | CUSIP: 05550J101<br>LEI: 549300UCIWH1C93V0J03 | Long             | EC               | CORP              | US        |     63924 | NS      | $6892924.92   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Microsoft Corp                         | Microsoft Corp                                                      | CUSIP: 594918104<br>LEI: INR2EJN1ERAN0W5ZP974 | Long             | EC               | CORP              | US        |    128862 | NS      | $64097247.42  | 8.34%             |  |  |  | No            |                  1 | On Loan: No      |
| Intercontinental Exchange Inc          | Intercontinental Exchange Inc                                       | CUSIP: 45866F104<br>LEI: 5493000F4ZO33MV32P92 | Long             | EC               | CORP              | US        |     70973 | NS      | $13021416.31  | 1.70%             |  |  |  | No            |                  1 | On Loan: No      |
| NVIDIA Corp                            | NVIDIA Corp                                                         | CUSIP: 67066G104<br>LEI: 549300S4KLFTLO7GSQ80 | Long             | EC               | CORP              | US        |    391220 | NS      | $61808847.80  | 8.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Alphabet Inc                           | Alphabet Inc                                                        | CUSIP: 02079K107<br>LEI: 5493006MHB84DD0ZWV18 | Long             | EC               | CORP              | US        |    153475 | NS      | $27224930.25  | 3.54%             |  |  |  | No            |                  1 | On Loan: No      |
| Linde PLC                              | Linde PLC                                                           | CUSIP: 000000000<br>LEI: 5299003QR1WT0EF88V51 | Long             | EC               | CORP              | IE        |     17256 | NS      | $8096170.08   | 1.05%             |  |  |  | No            |                  1 | On Loan: No      |
| Gartner Inc                            | Gartner Inc                                                         | CUSIP: 366651107<br>LEI: PP55B5R38BFB8O8HH686 | Long             | EC               | CORP              | US        |     17637 | NS      | $7129228.14   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Walmart Inc                            | Walmart Inc                                                         | CUSIP: 931142103<br>LEI: Y87794H0US1R65VBXU25 | Long             | EC               | CORP              | US        |    139788 | NS      | $13668470.64  | 1.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Coca-Cola Co/The                       | Coca-Cola Co/The                                                    | CUSIP: 191216100<br>LEI: UWJKFUJFZ02DKWI3RY53 | Long             | EC               | CORP              | US        |    182998 | NS      | $12947108.50  | 1.69%             |  |  |  | No            |                  1 | On Loan: No      |
| TransUnion                             | TransUnion                                                          | CUSIP: 89400J107<br>LEI: 549300ZS772LUNUMRB03 | Long             | EC               | CORP              | US        |    133324 | NS      | $11732512.00  | 1.53%             |  |  |  | No            |                  1 | On Loan: No      |
| Shift4 Payments Inc                    | Shift4 Payments Inc                                                 | CUSIP: 82452J109<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    138900 | NS      | $13766379.00  | 1.79%             |  |  |  | No            |                  1 | On Loan: No      |
| CoStar Group Inc                       | CoStar Group Inc                                                    | CUSIP: 22160N109<br>LEI: 984500Q1D53D08E2E698 | Long             | EC               | CORP              | US        |     64601 | NS      | $5193920.40   | 0.68%             |  |  |  | No            |                  1 | On Loan: No      |
| TJX Cos Inc/The                        | TJX Cos Inc/The                                                     | CUSIP: 872540109<br>LEI: V167QI9I69W364E2DY52 | Long             | EC               | CORP              | US        |     69381 | NS      | $8567859.69   | 1.12%             |  |  |  | No            |                  1 | On Loan: No      |
| Netflix Inc                            | Netflix Inc                                                         | CUSIP: 64110L106<br>LEI: 549300Y7VHGU0I7CE873 | Long             | EC               | CORP              | US        |     11275 | NS      | $15098690.75  | 1.97%             |  |  |  | No            |                  1 | On Loan: No      |
| Intuitive Surgical Inc                 | Intuitive Surgical Inc                                              | CUSIP: 46120E602<br>LEI: 54930052SRG011710797 | Long             | EC               | CORP              | US        |     12262 | NS      | $6663293.42   | 0.87%             |  |  |  | No            |                  1 | On Loan: No      |
| Caris Life Sciences Inc                | Caris Life Sciences Inc                                             | CUSIP: 142152107<br>LEI: 549300LX5LO78M5VPY43 | Long             | EC               | CORP              | US        |      8124 | NS      | $217073.28    | 0.03%             |  |  |  | No            |                  1 | On Loan: No      |
| Booz Allen Hamilton Holding Corp       | Booz Allen Hamilton Holding Corp                                    | CUSIP: 099502106<br>LEI: 529900JPV47PIUWMA015 | Long             | EC               | CORP              | US        |     60443 | NS      | $6293929.59   | 0.82%             |  |  |  | No            |                  1 | On Loan: No      |
| Broadcom Inc                           | Broadcom Inc                                                        | CUSIP: 11135F101<br>LEI: 549300WV6GIDOZJTV909 | Long             | EC               | CORP              | US        |    101081 | NS      | $27862977.65  | 3.63%             |  |  |  | No            |                  1 | On Loan: No      |
| HEICO Corp                             | HEICO Corp                                                          | CUSIP: 422806109<br>LEI: 529900O1DTDLCJ7L0I14 | Long             | EC               | CORP              | US        |     24283 | NS      | $7964824.00   | 1.04%             |  |  |  | No            |                  1 | On Loan: No      |
| Abbott Laboratories                    | Abbott Laboratories                                                 | CUSIP: 002824100<br>LEI: HQD377W2YR662HK5JX27 | Long             | EC               | CORP              | US        |     77862 | NS      | $10590010.62  | 1.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Parker-Hannifin Corp                   | Parker-Hannifin Corp                                                | CUSIP: 701094104<br>LEI: 5493002CONDB4N2HKI23 | Long             | EC               | CORP              | US        |      7996 | NS      | $5584966.12   | 0.73%             |  |  |  | No            |                  1 | On Loan: No      |
| Analog Devices Inc                     | Analog Devices Inc                                                  | CUSIP: 032654105<br>LEI: GYVOE5EZ4GDAVTU4CQ61 | Long             | EC               | CORP              | US        |     35513 | NS      | $8452804.26   | 1.10%             |  |  |  | No            |                  1 | On Loan: No      |
| Meta Platforms Inc                     | Meta Platforms Inc                                                  | CUSIP: 30303M102<br>LEI: BQ4BKCS1HXDV9HN80Z93 | Long             | EC               | CORP              | US        |     39312 | NS      | $29015794.08  | 3.78%             |  |  |  | No            |                  1 | On Loan: No      |
| Waste Connections Inc                  | Waste Connections Inc                                               | CUSIP: 94106B101<br>LEI: 549300HDLRTPBQU69P29 | Long             | EC               | CORP              | CA        |     42047 | NS      | $7851015.84   | 1.02%             |  |  |  | No            |                  1 | On Loan: No      |
| Edwards Lifesciences Corp              | Edwards Lifesciences Corp                                           | CUSIP: 28176E108<br>LEI: YA13X31F3V31L8TMPR58 | Long             | EC               | CORP              | US        |     91171 | NS      | $7130483.91   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| Morgan Stanley & Co. LLC               | Morgan Stanley Institutional Liquidity Funds - Government Portfolio | CUSIP: 61747C707<br>LEI: 549300BI6Y5SI6BYPB26 | Long             | STIV             | RF                | US        |   1847148 | NS      | $1847148.31   | 0.24%             |  |  |  | No            |                  1 | On Loan: No      |
| Allstate Corp/The                      | Allstate Corp/The                                                   | CUSIP: 020002101<br>LEI: OBT0W1ED8G0NWVOLOJ77 | Long             | EC               | CORP              | US        |     60860 | NS      | $12251726.60  | 1.59%             |  |  |  | No            |                  1 | On Loan: No      |
| Mr Cooper Group Inc                    | Mr Cooper Group Inc                                                 | CUSIP: 62482R107<br>LEI: 549300KD8C6DPXYC2M26 | Long             | EC               | CORP              | US        |     95304 | NS      | $14220309.84  | 1.85%             |  |  |  | No            |                  1 | On Loan: No      |
| Carrier Global Corp                    | Carrier Global Corp                                                 | CUSIP: 14448C104<br>LEI: 549300JE3W6CWY2NAN77 | Long             | EC               | CORP              | US        |    126835 | NS      | $9283053.65   | 1.21%             |  |  |  | No            |                  1 | On Loan: No      |
| Palo Alto Networks Inc                 | Palo Alto Networks Inc                                              | CUSIP: 697435105<br>LEI: 549300QXR2YVZV231H43 | Long             | EC               | CORP              | US        |     45085 | NS      | $9226194.40   | 1.20%             |  |  |  | No            |                  1 | On Loan: No      |
| Liberty Media Corp-Liberty Formula One | Liberty Media Corp-Liberty Formula One                              | CUSIP: 531229755<br>LEI: N/A                  | Long             | EC               | CORP              | US        |    124065 | NS      | $12964792.50  | 1.69%             |  |  |  | No            |                  1 | On Loan: No      |
| McKesson Corp                          | McKesson Corp                                                       | CUSIP: 58155Q103<br>LEI: 549300WZWOM80UCFSF54 | Long             | EC               | CORP              | US        |     10589 | NS      | $7759407.42   | 1.01%             |  |  |  | No            |                  1 | On Loan: No      |
| Humana Inc                             | Humana Inc                                                          | CUSIP: 444859102<br>LEI: 529900YLDW34GJAO4J06 | Long             | EC               | CORP              | US        |     22295 | NS      | $5450681.60   | 0.71%             |  |  |  | No            |                  1 | On Loan: No      |
| Synopsys Inc                           | Synopsys Inc                                                        | CUSIP: 871607107<br>LEI: QG7T915N9S0NY5UKNE63 | Long             | EC               | CORP              | US        |     13454 | NS      | $6897596.72   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Apple Inc                              | Apple Inc                                                           | CUSIP: 037833100<br>LEI: HWUPKR0MPOU8FGXBT394 | Long             | EC               | CORP              | US        |    202358 | NS      | $41517790.86  | 5.40%             |  |  |  | No            |                  1 | On Loan: No      |
| Automatic Data Processing Inc          | Automatic Data Processing Inc                                       | CUSIP: 053015103<br>LEI: HGBOLILQXWER4SAL2I23 | Long             | EC               | CORP              | US        |     28439 | NS      | $8770587.60   | 1.14%             |  |  |  | No            |                  1 | On Loan: No      |
| FirstService Corp                      | FirstService Corp                                                   | CUSIP: 33767E202<br>LEI: 5493000XUDIV75BCF118 | Long             | EC               | CORP              | CA        |     52321 | NS      | $9136293.02   | 1.19%             |  |  |  | No            |                  1 | On Loan: No      |
| Booking Holdings Inc                   | Booking Holdings Inc                                                | CUSIP: 09857L108<br>LEI: FXM8FAOHMYDIPD38UZ17 | Long             | EC               | CORP              | US        |      1194 | NS      | $6912352.56   | 0.90%             |  |  |  | No            |                  1 | On Loan: No      |
| Quest Diagnostics Inc                  | Quest Diagnostics Inc                                               | CUSIP: 74834L100<br>LEI: 8MCWUBXQ0WE04KMXBX50 | Long             | EC               | CORP              | US        |     39636 | NS      | $7119814.68   | 0.93%             |  |  |  | No            |                  1 | On Loan: No      |
| S&P Global Inc                         | S&P Global Inc                                                      | CUSIP: 78409V104<br>LEI: Y6X4K52KMJMZE7I7MY94 | Long             | EC               | CORP              | US        |     19138 | NS      | $10091276.02  | 1.31%             |  |  |  | No            |                  1 | On Loan: No      |
| Flutter Entertainment PLC              | Flutter Entertainment PLC                                           | CUSIP: 000000000<br>LEI: 635400EG4YIJLJMZJ782 | Long             | EC               | CORP              | IE        |     44066 | NS      | $12592300.16  | 1.64%             |  |  |  | No            |                  1 | On Loan: No      |
| Eli Lilly & Co                         | Eli Lilly & Co                                                      | CUSIP: 532457108<br>LEI: FRDRIPF3EKNDJ2CQJL29 | Long             | EC               | CORP              | US        |     15899 | NS      | $12393747.47  | 1.61%             |  |  |  | No            |                  1 | On Loan: No      |
| Arthur J Gallagher & Co                | Arthur J Gallagher & Co                                             | CUSIP: 363576109<br>LEI: 54930049QLLMPART6V29 | Long             | EC               | CORP              | US        |     33125 | NS      | $10603975.00  | 1.38%             |  |  |  | No            |                  1 | On Loan: No      |
| Amazon.com Inc                         | Amazon.com Inc                                                      | CUSIP: 023135106<br>LEI: ZXTILKJKG63JELOEG630 | Long             | EC               | CORP              | US        |    177190 | NS      | $38873714.10  | 5.06%             |  |  |  | No            |                  1 | On Loan: No      |
| Fair Isaac Corp                        | Fair Isaac Corp                                                     | CUSIP: 303250104<br>LEI: RI6HET5SJUEY30V1PS26 | Long             | EC               | CORP              | US        |      5242 | NS      | $9582166.32   | 1.25%             |  |  |  | No            |                  1 | On Loan: No      |
| Eaton Corp PLC                         | Eaton Corp PLC                                                      | CUSIP: 000000000<br>LEI: 549300VDIGTMXUNT7H71 | Long             | EC               | CORP              | IE        |     25380 | NS      | $9060406.20   | 1.18%             |  |  |  | No            |                  1 | On Loan: No      |
| ConocoPhillips                         | ConocoPhillips                                                      | CUSIP: 20825C104<br>LEI: WPTL2Z3FIYTHSP5V2253 | Long             | EC               | CORP              | US        |    114987 | NS      | $10318933.38  | 1.34%             |  |  |  | No            |                  1 | On Loan: No      |

### Signature

**Date Signed:** 2025-07-25

**Name of Applicant:** Stock Portfolio

**Signature:** James Kirchner

**Name of Signer:** James Kirchner

**Title:** Treasurer