Mentor Capital Limited Increases Stake in Authum Investment & Infrastructure Limited
Mentor Capital Limited has increased its shareholding in Authum Investment & Infrastructure Limited through the acquisition of 54,162 equity shares via open market purchase on March 11, 2026. This transaction raised Mentor Capital's direct stake from 3.50% to 3.51%, while the combined promoter group holding, including Alpana Dangi's 65.30% stake, increased from 68.80% to 68.81%. The disclosure was filed under SEBI SAST Regulations with both BSE and NSE on March 12, 2026.

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Mentor Capital Limited has announced the acquisition of additional shares in Authum Investment & Infrastructure Limited under the disclosure requirements of SEBI's Substantial Acquisition of Shares and Takeover (SAST) Regulations, 2011. The latest transaction was completed on March 11, 2026, through open market purchase.
Latest Acquisition Details
The recent acquisition involved 54,162 equity shares, representing 0.01% of the total share capital. This increase brings Mentor Capital's direct shareholding from 3.50% to 3.51% in Authum Investment & Infrastructure Limited.
| Parameter: | Details |
|---|---|
| Shares Acquired: | 54,162 |
| Acquisition Mode: | Open Market |
| Date of Acquisition: | March 11, 2026 |
| Percentage Increase: | 0.01% |
Updated Shareholding Pattern
Following the acquisition, the consolidated holding structure shows Mentor Capital Limited working in concert with Alpana Dangi, who maintains a significant 65.30% stake in the company. The combined promoter group holding increased from 68.80% to 68.81%.
| Shareholder: | Before Acquisition | After Acquisition | Change |
|---|---|---|---|
| Mentor Capital Limited: | 2,97,64,246 (3.50%) | 2,98,18,408 (3.51%) | +0.01% |
| Alpana Dangi (PAC): | 55,45,45,300 (65.30%) | 55,45,45,300 (65.30%) | No change |
| Total Promoter Group: | 58,43,09,546 (68.80%) | 58,43,63,708 (68.81%) | +0.01% |
Company Structure
Authum Investment & Infrastructure Limited maintains its equity share capital structure unchanged at Rs. 84,92,25,500, divided into 84,92,25,500 shares of Re. 1 each. The company's shares are listed on both BSE Limited and The National Stock Exchange of India Limited.
Regulatory Compliance
The disclosure was made in accordance with Regulation 29(2) of the SAST Regulations, 2011, ensuring transparency in substantial shareholding changes. Mentor Capital Limited, identified as belonging to the promoter group, filed the necessary documentation with both stock exchanges on March 12, 2026. The disclosure was signed by K. S. Salian, Authorized Signatory of Mentor Capital Limited.
The acquisition represents a routine adjustment in the promoter group's shareholding pattern, with minimal impact on the overall control structure of Authum Investment & Infrastructure Limited.
Historical Stock Returns for Authum Inv & Infr
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| +5.64% | +9.87% | -2.37% | -24.27% | +61.84% | +156.32% |
































