Synopsis: Promoters of 10 listed companies, including Authum, NCC, and Sinclairs Hotels, increased their stakes in transactions worth Rs. 5.56 crore, signaling confidence and making these stocks noteworthy for investors.
This article highlights 10 publicly listed companies where promoters have recently increased their holdings, including Authum Investment, NCC Ltd, and Sinclairs Hotels. It outlines the share acquisition details, stake percentages, and total values, providing readers with a clear overview of significant promoter activity in these stocks.
Increased promoter stakes often signal confidence in the company’s prospects. Investors can watch these stocks closely, as promoter buying can indicate potential growth, stability, and alignment of management interests with shareholders. Here are the stocks in which the promoter increased their stake
Authum Investment & Infrastructure Ltd
Authum Investment & Infrastructure Ltd (AIIL) is a Mumbai-based, publicly listed Non-Banking Financial Company (NBFC) incorporated in 1982. It operates primarily through two segments: investment in shares, securities, and distressed assets, and a credit/lending business.
With a market capitalization of Rs. 38,368 crore, the shares of Authum Investment & Infrastructure Limited were opened today at Rs 449.10 per share. On 12th March 2026, Mentor Capital Limited, part of the Promoter category, reported an acquisition of 54,162 shares at an average price of Rs 451.7, increasing its holding to 29,818,408 shares (3.51 percent). The total value of this transaction was Rs. 2.44 crore
NCC Ltd
NCC Limited (formerly Nagarjuna Construction Company Ltd), established in 1978 and headquartered in Hyderabad, is a leading Indian infrastructure conglomerate. It specializes in construction across diverse sectors, including buildings, transportation, water, railways, mining, and electrical projects. As a top-tier construction firm, NCC is known for large-scale projects, including hospitals, airports, and expressways.
With a market capitalization of Rs. 9,398 crore, the shares of NCC Limited were opened today at Rs. 149.70 per share. On 12th March 2026, Sirisha Projects Private Limited, part of the Promoter category, reported an acquisition of 113,725 shares at an average price of Rs. 142.9, increasing its holding to 22,068,101 shares (3.53 percent). The total value of this transaction was Rs. 1.62 crore
Sinclairs Hotels Ltd
Sinclairs Hotels has 4-star properties in eight locations in India – 5 in West Bengal and one each at Ooty in Tamil Nadu, Port Blair in the Andamans, and Gangtok in Sikkim. The company owns and operates hotels/resorts at prime locations in Burdwan, Darjeeling, Dooars, Kalimpong, Ooty, Port Blair, Siliguri, and Gangtok
With a market capitalization of Rs. 364 crore, the shares of Sinclairs Hotels Limited were opened today at Rs. 71.10 per share. On 12th March 2026, NAVIN CHAND SUCHANTI, part of the Promoter category, reported an acquisition of 38,781 shares at an average price of Rs. 74.2, increasing its holding to 3,132,489 shares (6.11percent). The total value of this transaction was Rs. 0.28 crore
Chemkart India Ltd
Chemkart India Limited, founded in 2015 and incorporated in 2020, is a Mumbai-based B2B distributor and processor of nutraceutical, food, and health ingredients. The company sources products like amino acids, vitamins, herbal extracts, and proteins, providing end-to-end supply chain solutions, custom blending, and grinding services to industries including pharmaceuticals and sports nutrition.
With a market capitalization of Rs. 128 crore, the shares of Chemkart India Limited were opened today at Rs. 106 per share. On 12th March 2026, Shailesh Vinodrai Mehta, part of the Promoter category, reported an acquisition of 55,000 shares at an average price of Rs. 100, increasing its holding to 1,26,607 shares (1.05percent). The total value of this transaction was Rs. 0.55 crore.
Premier Polyfilm Ltd
Premier Polyfilm Ltd, incorporated in 1992 by Shri A.N. Goenka, is a leading Indian manufacturer of specialty calendared PVC products. Headquartered in the Delhi NCR region, the ISO-certified company specializes in artificial leather, vinyl flooring, PVC films, and sheeting. It serves diverse sectors, including automotive, healthcare, transport, and general household applications, with an export presence in over 25 countries.
With a market capitalization of Rs. 642 crore, the shares of Premier Polyfilm Limited were opened today at Rs. 61.35 per share. On 12th March 2026, D L MILLAR & CO LTD, part of the Promoter category, reported an acquisition of 49,426 shares at an average price of Rs. 60.6, increasing its holding to 14,476,876 shares (13.82 percent). The total value of this transaction was Rs. 0.29 crore.
Vibhor Steel Tubes Ltd
Vibhor Steel Tubes Limited, incorporated in 2003 and headquartered in Hisar, Haryana, is an ISO and BIS-certified manufacturer and exporter of high-quality steel products. The company specializes in Electric Resistance Welded black pipes, galvanized pipes, hollow sections, and crash barriers, serving industries including construction, aerospace, oil and gas, agriculture, and infrastructure.
With a market capitalization of Rs. 212 crore, the shares of Vibhor Steel Tubes Limited were opened today at Rs. 111.95 per share. On 12th March 2026, VIJAY KUMAR KAUSHIK, part of the Promoter category, reported an acquisition of 1,150 shares at an average price of Rs. 109, increasing its holding to 4,013,580 shares (21.17 percent). The total value of this transaction was Rs. 0.012 crore.
Tainwala Chemicals & Plastics (India) Ltd
Tainwala Chemicals & Plastics (India) Ltd., incorporated in 1985 and led by Chairman and Managing Director Ramesh Tainwala, is a Mumbai-based company specializing in the manufacture of extruded plastic sheets. It operates through two primary segments: plastic sheets manufacturing and commodity/share trading.
With a market capitalization of Rs. 184 crore, the shares of Tainwala Chemicals & Plastics (India) Limited were closed today at Rs. 196.55 per share. On 12th March 2026, Tainwala Holdings Private Limited, part of the Promoter category, reported an acquisition of 263 shares at an average price of Rs. 195.9, increasing its holding to 27,867 shares (0.29 percent). The total value of this transaction was Rs. 51,527.
Winsome Textile Industries Ltd
Winsome Textile Industries Ltd., incorporated in 1980 and headquartered in Chandigarh, is a prominent global manufacturer specializing in cotton, mélange, and value-added blended yarns, as well as knitted fabrics. Operating from Baddi, Himachal Pradesh, the company utilizes advanced machinery and sustainable practices—including hydro and solar power—to serve domestic and international markets.
With a market capitalization of Rs. 142 crore, the shares of Winsome Textile Industries Limited were closed today at Rs. 72 per share. On 12th March 2026, Shilpa Bagrodia, part of the Promoter category, reported an acquisition of 30,000 shares at an average price of Rs. 72.5 , increasing its holding to 619,754 shares (3.12 percent). The total value of this transaction was Rs. 0.21 crore
DMR Engineering Ltd
DMR Engineering Ltd, formerly known as DMR Hydroengineering & Infrastructures Ltd, is a Faridabad-based public company established in 2009. It provides comprehensive engineering consultancy and project management services—from concept to commissioning—across infrastructure sectors, including hydropower, renewable energy, water resources, dams, road and railway tunnels, mining, and urban infrastructure
With a market capitalization of Rs. 47 crore, the shares of DMR Engineering Limited were closed today at Rs. 45.48 per share. On 12th March 2026, Deepika Mittal, part of the Promoter category, reported an acquisition of 13,650 shares at an average price of Rs. 41.2, increasing its holding to 450,060 shares (4.33 percent). The total value of this transaction was Rs. 0.056 crore.
Udayshivakumar Infra Ltd
Udayshivakumar Infra Limited, incorporated in 1995 and based in Davanagere, Karnataka, is a construction company specializing in infrastructure projects. It executes contracts for government bodies, including national and state highways, irrigation, canals, and bridges. The firm, led by Udayshivakumar Rajanna, also manufactures ready-mix concrete (RMC) and provides infrastructure services across Karnataka.
With a market capitalization of Rs. 138 crore, the shares of Udayshivakumar Infra Limited were closed today at Rs. 24.92 per share. On 12th March 2026, Udayshivakumar, part of the Promoter category, reported an acquisition of 37,196 shares at an average price of Rs. 41.2, increasing its holding to 36,859,990 shares (66.58 percent). The total value of this transaction was Rs. 0.10 crore.
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