> ## Documentation Index > Fetch the complete documentation index at: https://docs.mx.com/llms.txt > Use this file to discover all available pages before exploring further. # Holdings > Holdings webhooks notify you when a holding is created, updated, or deleted in the MX system for any user in the client. The payload for this webhook includes an `action` field that specifies the associated value of `created`, `updated`, or `deleted`. As of January 1, 2025, CUSIP is no longer supported. For more information, refer to the [investment documentation](/products/data/investment-data-enhancement/). | Field | Data Type | Definition | | :- | :- | :- | | `account_guid` | String | The unique identifier for the account the holding belongs to. Defined by MX. | | `allocations_cash` | Decimal | The percentage of a holding held in cash or cash equivalents. | | `allocations_convertible` | Decimal | The percentage of a holding held in convertible shares (often in the form of preferred shares or bonds). | | `allocations_foreign_bond` | Decimal | The percentage of a holding held in foreign bonds. | | `allocations_foreign_stock` | Decimal | The percentage of a holding held in non-US stocks. | | `allocations_other` | Decimal | The percentage of a holding held in otherwise undefined assets such as real estate, commodities, and precious metals. | | `allocations_preferred` | Decimal | The percentage of a holding held in preferred stocks. | | `allocations_unknown` | Decimal | The percentage of a holding held in assets that are currently undefined by MX. | | `allocations_us_bond` | Decimal | The percentage of a holding held in US bonds. | | `allocations_us_stock` | Decimal | The percentage of a holding held in US stocks. | | `bond_coupon_rate` | Decimal | The coupon rate for a bond. | | `bond_maturity_date` | String | The maturity date for a bond. | | `cost_basis` | Decimal | The cost basis is the original value of an asset adjusted for stock splits, dividends, and capital distributions. | | `created_at` | Integer | The date and time when the holding was created. | | `currency_code` | String | The ISO 4217 currency code. | | `daily_change` | Decimal | The change from the previous day in the price of the security. | | `deleted_at` | Integer | The date and time when the holding was deleted. | | `description` | String | The description of the holding. | | `equity_classification` | String | The equity classification of the holding. | | `fixed_income_classification` | String | A graphical representation of the investment style of the fixed income funds within a holding (like bonds) according to the Morningstar Style Box. | | `guid` | String | The unique identifier for the holding. Defined by MX. | | `holding_type` | String | The type of holding, such as a mutual fund, equity, or bond. | | `id` | String | The unique identifier for the holding. Defined by the data provider. | | `is_deleted` | Boolean | Whether the holding has been deleted. | | `isin` | String | The International Securities Identification Number (ISIN) in ISO 6166 format. | | `large_core_weight` | Decimal | The percentage of a holding's stock value with a large core investment style. | | `large_growth_weight` | Decimal | The percentage of a holding's stock value with a large growth investment style. | | `large_value_weight` | Decimal | The percentage of a holding's stock value with a large value investment style. | | `market_value` | Decimal | The market value of the holding. | | `member_is_managed_by_user` | Boolean | Whether the member to which the holding belongs is managed by the user. | | `metadata` | String | Additional information a partner can store on the holding. | | `mid_core_weight` | Decimal | The percentage of a holding's stock value with a mid core investment style. | | `mid_growth_weight` | Decimal | The percentage of a holding's stock value with a mid growth investment style. | | `mid_value_weight` | Decimal | The percentage of a holding's stock value with a mid value investment style. | | `purchase_price` | Decimal | The purchase price of the holding. | | `revision` | Integer | The revision number of this holding record. | | `sector` | String | The area of the economy the holding is invested in. | | `sedol` | String | The Stock Exchange Daily Official List (SEDOL) classification code, represented as a seven-character code (for example, B03MM40). | | `shares` | Decimal | The number of shares owned for the holding. | | `small_core_weight` | Decimal | The percentage of a holding's stock value with a small core investment style. | | `small_growth_weight` | Decimal | The percentage of a holding's stock value with a small growth investment style. | | `small_value_weight` | Decimal | The percentage of a holding's stock value with a small value investment style. | | `symbol` | String | The ticker symbol, which is an abbreviation used to uniquely identify publicly traded stocks, bonds, mutual funds, and ETFs. | | `unknown_weight` | Decimal | The percentage of a holding's stock value with an investment style currently undefined by MX. | | `updated_at` | Integer | The date and time when the holding was last updated. | | `user_guid` | String | The unique identifier for the user the holding is attached to. Defined by MX. | | `user_id` | String | The unique partner-defined identifier for the user. | ## Example Payload ```json JSON theme={null} POST /admin/webhooks HTTP/1.1 content-type: application/json; charset=utf-8 accept: application/json User-Agent: HTTPClient/1.0 (2.7.1, ruby 2.2.2 (2015-09-02)) Date: Thu, 14 Apr 2016 04:26:04 GMT Content-Length: 231 Host: abc.com { "action": "created", "holding": { "account_guid": "ACT-cdd93558-83bb-f4f5-8bbb-3866a1b60da1", "allocations_cash": null, "allocations_convertible": null, "allocations_foreign_bond": null, "allocations_foreign_stock": null, "allocations_other": null, "allocations_preferred": null, "allocations_unknown": null, "allocations_us_bond": null, "allocations_us_stock": null, "bond_coupon_rate": null, "bond_maturity_date": null, "cost_basis": 12.0, "created_at": 1489906930, "currency_code": "USD", "deleted_at": null, "description": "THERMOENERGY CORP COM STK USD0.001", "daily_change": 0.10, "equity_classification": "LARGE_VALUE", "fixed_income_classification": null, "guid": "HOL-0049cd2c-b9e3-fa3d-c08b-81e1de72a735", "holding_type": "EXCHANGE_TRADED_FUND", "id": "H-94743344", "is_deleted": false, "isin": null, "large_core_weight": null, "large_growth_weight": null, "large_value_weight": null, "market_value": 6066.7, "member_is_managed_by_user": true, "metadata": "Additional information", "mid_core_weight": null, "mid_growth_weight": null, "mid_value_weight": null, "purchase_price": 63.86, "revision": 0, "sector": null, "sedol": null, "shares": 95.0, "small_core_weight": null, "small_growth_weight": null, "small_value_weight": null, "symbol": "TMEN", "unknown_weight": null, "updated_at": 1489906930, "user_id": "U-1234567", "user_guid": "USR-51189187-f9cc-cfaf-2678-adcbbc7b05c6" } } ```