IPO Action Today: Aastha Spintex Opens with Positive GMP as CSM Technologies Closes

The Indian primary market is experiencing a significant surge in momentum, moving in lockstep with a reviving secondary market. Analysts suggest that if geopolitical conditions—particularly the peace process in West Asia—remain stable, this upward trajectory is likely to continue steadily. Amid this positive backdrop, action intensifies today, June 29, 2026, as one major IPO opens its bidding window while another enters its final hours.Aastha Spintex IPO: Bidding Begins Today with Fresh Share IssueAastha Spintex launches its Rs 170.00 crore public issue today. Structured entirely as a fresh issue of 1.25 crore equity shares, the company enters the market with a positive Grey Market Premium (GMP). For retail investors, entering this issue requires a minimum investment of Rs 14,960 at the upper price ceiling.Price Band: Rs 125 to Rs 136 per shareMinimum Lot Size: 110 shares (Rs 14,960 at upper band)Small NII (sNII) Requirements: Minimum 14 lots / 1,540 shares (Rs 2,09,440)Big NII (bNII) Requirements: Minimum 67 lots / 7,370 shares (Rs 10,02,320)Key Issue Personnel: BOI Merchant Bankers (Book Running Lead Manager) and Bigshare Services (Registrar)Aastha Spintex Unofficial GMP Status: As of late night June 28, the unofficial GMP hovered at Rs 5.25. Set against the upper price band of Rs 136, this project has an estimated listing price of Rs 141.25, indicating a potential listing gain of approximately 3.86%.EventTimeline DateBidding Window OpensJune 29, 2026 (Today)Bidding Window ClosesJuly 1, 2026Allotment FinalizationJuly 2, 2026Initiation of Refunds / Credit of SharesJuly 3, 2026Tentative Listing DateJuly 6, 2026CSM Technologies IPO: Final Bidding Day Tracking 0.66x SubscriptionSimultaneously, CSM Technologies is wrapping up its bidding window today, aiming to aggregate Rs 145.78 crore through a 100% fresh share offering. Ahead of its final hours, market-tracking data showed the issue was booked 0.66 times overall over the first two days of bidding.The breakdown reflects stable demand across investor classes: the retail category is subscribed at 0.75 times, Qualified Institutional Buyers (QIB, excluding Anchor) at 0.38 times, and Non-Institutional Investors (NII) lead the pack at 1.09 times.Price Band: Rs 107 to Rs 113 per shareMinimum Lot Size: 132 shares (Rs 14,916 at upper band)Small NII (sNII) Requirements: Minimum 14 lots / 1,848 shares (Rs 2,08,824)Big NII (bNII) Requirements: Minimum 68 lots / 8,976 shares (Rs 10,14,288)Key Issue Personnel: Keynote Financial Services Ltd. (Book Running Lead Manager) and Kfin Technologies Ltd. (Registrar)CSM Technologies Unofficial GMP Status: Unofficial market data from late night June 28 pinned the GMP at Rs 4.00. Based on the upper price limit of Rs 113, the projected listing price is Rs 117, reflecting a calculated gain of 3.54%.EventTimeline DateBidding Window ClosesJune 29, 2026 (Today)Allotment FinalizationJune 30, 2026Initiation of Refunds / Credit of SharesJuly 1, 2026Tentative Listing DateJuly 2, 2026Important Investor Note on GMP: Grey Market Premium (GMP) is strictly an unofficial, unregulated trading indicator. It is highly volatile, driven purely by speculative grey-market demand, and does not serve as a reliable indicator of actual stock exchange listing gains.