Reconstitution of BSE Indices
BSE notice 20260904-10 · 04 Sept 2026
Official record
Open source pageSummary
Check the official recordWhat changed
BSE Index Services Private Limited announces the reconstitution of various BSE indices. The changes involve adding and dropping specific companies across multiple indices, including BSE ALLCAP, BSE LARGECAP, BSE MIDCAP, and BSE SMALLCAP. These adjustments take effect at the market open on September 21, 2026. The authority includes these changes in the end-of-day corporate action file. There is no change to the BSE 100 ESG Index.
What you must do
- Clients may contact the index department for queries.
Key dates
- Effective from
- 21 Sept 2026
- Effective date of index changes
- 21 Sept 2026
Who is affected
Document text
NOTICE
| Notice No. | 20260904-10 |
|---|---|
| Notice Date | 04 Sep 2026 |
| Category | Index |
| Segment | Equity |
| Department | Index Cell |
| Subject | Reconstitution of BSE Indices |
| Attachments | ChangestotheBSEIndicesSEPT2026 |
PRESS RELEASE
Reconstitution of BSE Indices
MUMBAI, September 04, 2026: BSE Index Services Private Limited announces reconstitution results for the below mentioned indices. Effective at the open of Monday, September 21, 2026, following changes will be made to the below indices:
| INDEX NAME | ADD | DROP |
|---|---|---|
| BSE ALLCAP | 198 | 51 |
| BSE LARGECAP | 8 | 0 |
| BSE MIDCAP | 18 | 11 |
| BSE SMALLCAP | 192 | 60 |
| BSE LARGEMIDCAP | 19 | 4 |
| BSE MIDSMALLCAP | 197 | 58 |
| BSE TECK | 0 | 1 |
| BSE 1000 | 1 | 1 |
| BSE 500 | 1 | 1 |
| BSE 150 MIDCAP INDEX | 1 | 1 |
| BSE 250 LARGEMIDCAP INDEX | 1 | 1 |
| BSE 250 SMALLCAP INDEX | 1 | 1 |
| BSE 400 MIDSMALLCAP INDEX | 1 | 1 |
| BSE SMALLCAP 500 | 1 | 1 |
| BSE TOTAL MARKET | 1 | 1 |
| BSE MIDCAP SELECT INDEX | 6 | 6 |
| BSE SMALLCAP SELECT INDEX | 18 | 16 |
| BSE SME IPO | 0 | 16 |
There is no change in BSE 100 ESG Index.
These actions have been included in tonight’s end-of day corporate action file (*.SDE).
For any additional queries, clients are requested to reach out to
bseindex@bseindia.com
About BSE INDEX SERVICES PRIVATE LIMITED
BSE Index Services Private Ltd (formerly Asia Index Pvt. Ltd.) is a wholly owned subsidiary of BSE Ltd, Asia’s oldest stock exchange and home to the iconic SENSEX index – a leading indicator of Indian equity market performance. BSE Index Services Pvt. Ltd aims to provide a full array of indices to global / domestic investors and calculates, publishes, and maintains a diverse family of indices.
About BSE
BSE is Asia’s oldest exchange and the world’s largest exchange in terms of the number of listed companies. BSE has been playing a prominent role in developing the Indian capital market and has successfully offered an efficient capital raising platform to many companies in India. The benchmark index of BSE, Sensex, is tracked by investors across the globe is also considered as a barometer for the growth of Indian Economy. BSE provides an efficient and transparent market for trading in equity, debt instruments, equity derivatives, currency derivatives, interest rate derivatives, mutual funds, stock lending and borrowing.
Index Services
September 04, 2026
Source details
- Source
- BSE Ltd (Bombay Stock Exchange)
- Type
- notice
- Published by source
- 04 Sept 2026
- Document number
- 20260904-10
- Issuing division
- Index Cell
- Effective date
- 21 Sept 2026
- Coverage area
- securities