---
title: "Changes to Get Instruments"
method: GET
path: "/v1/instruments"
---

# Changes to Get Instruments

`GET /v1/instruments`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 14 of 62 revisions.

- **2026-10-22** `8cd2eff4763b`: 1 info
- **2026-10-21** `49c5c6b23633`: 1 info
- **2026-10-16** `1bd9eddeffc8`: 1 warning, 2 info
- **2026-07-20** `3d9841be8847`: 2 warning
- **2026-07-17** `12dd2417df82`: 1 warning, 1 info
- **2026-06-17** `71b4a393686c`: 1 warning, 2 info
- **2026-05-29** `31418046d5a1`: 3 info
- **2026-05-28** `031bbdb610a4`: 1 breaking, 1 warning
- **2026-05-28** `6916eef2292a`: 1 warning, 2 info
- **2026-05-28** `fd6d797891f1`: 2 warning
- **2026-05-26** `200aa3130d2b`: 2 info
- **2026-05-21** `c06b2e454bfb`: 1 info
- **2026-05-21** `4f7b961d35ff`: 1 breaking
- **2026-05-20** `0b83836e6b7b`: 1 info

## Changes

- **2026-10-22** `8cd2eff4763b`: 1 info
  - added the optional property `allOf[subschema #2]/data/items/not_shortable_reasons` to the response with the `200` status
- **2026-10-21** `49c5c6b23633`: 1 info
  - added the optional property `allOf[subschema #2]/data/items/shortable_attribute` to the response with the `200` status
- **2026-10-16** `1bd9eddeffc8`: 1 warning, 2 info
  - for the `query` request parameter `instrument_ids`, the type of property `items/` changed from no type to `string`
  - added the optional property `allOf[subschema #2]/data/items/cax_adjusted_previous_close` to the response with the `200` status
  - added the optional property `allOf[subschema #2]/data/items/tick_rules` to the response with the `200` status
- **2026-07-20** `3d9841be8847`: 2 warning
  - removed the optional property `allOf[subschema #2]/data/items/expiry` from the response with the `200` status
  - removed the optional property `allOf[subschema #2]/data/items/strike_price` from the response with the `200` status
- **2026-07-17** `12dd2417df82`: 1 warning, 1 info
  - added the new `INDEX` enum value to the `allOf[subschema #2]/data/items/instrument_type/oneOf[#/components/schemas/SecurityType]/` response property for the response status `200`
  - added the new enum value `INDEX` to the `query` request parameter `instrument_type`
- **2026-06-17** `71b4a393686c`: 1 warning, 2 info
  - for the `query` request parameter `instrument_ids`, the type of property `items/` changed from `string` to no type, and format from `uuid` to no format
  - response property `allOf[subschema #2]/data/items/expiry` deprecated
  - response property `allOf[subschema #2]/data/items/strike_price` deprecated
- **2026-05-29** `31418046d5a1`: 3 info
  - added the new optional `query` request parameter `instrument_type`
  - added the optional property `allOf[subschema #2]/data/items/expiry` to the response with the `200` status
  - added the optional property `allOf[subschema #2]/data/items/strike_price` to the response with the `200` status
- **2026-05-28** `031bbdb610a4`: 1 breaking, 1 warning
  - removed the required property `allOf[subschema #2]/data/items/is_restricted` from the response with the `200` status
  - deleted the `query` request parameter `is_restricted`
- **2026-05-28** `6916eef2292a`: 1 warning, 2 info
  - deleted the `query` request parameter `instrument_type`
  - removed the `OTHER` enum value from the `allOf[subschema #2]/data/items/instrument_type/oneOf[#/components/schemas/SecurityType]/` response property for the response status `200`
  - removed the `PREFERRED_STOCK` enum value from the `allOf[subschema #2]/data/items/instrument_type/oneOf[#/components/schemas/SecurityType]/` response property for the response status `200`
- **2026-05-28** `fd6d797891f1`: 2 warning
  - removed the optional property `allOf[subschema #2]/data/items/expiry` from the response with the `200` status
  - removed the optional property `allOf[subschema #2]/data/items/strike_price` from the response with the `200` status
- **2026-05-26** `200aa3130d2b`: 2 info
  - added the new optional `query` request parameter `is_ptp`
  - added the required property `allOf[subschema #2]/data/items/is_ptp` to the response with the `200` status
- **2026-05-21** `c06b2e454bfb`: 1 info
  - added the required property `allOf[subschema #2]/data/items/is_fractionable` to the response with the `200` status
- **2026-05-21** `4f7b961d35ff`: 1 breaking
  - removed the required property `allOf[subschema #2]/data/items/is_fractionable` from the response with the `200` status
- **2026-05-20** `0b83836e6b7b`: 1 info
  - added the required property `allOf[subschema #2]/data/items/is_fractionable` to the response with the `200` status

---

[Operation](https://skmtc.dev/clear-street/apis/clear-street-trading-api/docs/v1/instruments/get.md) - [API](https://skmtc.dev/clear-street/apis/clear-street-trading-api.md) - [Page](https://skmtc.dev/clear-street/apis/clear-street-trading-api/changes/v1/instruments/get)