BSEArchit Organosys Ltd· Chemicals & PetrochemicalsHighPositive
Announced Fri, 26 Dec, 2025 · 14:10 IST

The Exchange has received the disclosure under Regulation 29(2) of SEBI (Substantial Acquisition of Shares & Takeovers) Regulations, 2011 for Suchit Amin & PAC

Promoter Stake BuyOwnership Changes View source PDFExplain this filing

Price

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▲ positive · ▼ negative · ● neutral filings · teal = economic event · numbered = multiple that day (click to pick). Times IST.

Price reactionminutes from the announcement price · days from the prior close
+9.6%Reaction day
₹41.51
prior close
₹42.60
announcement price
In-mkt
timing
Nifty Microcap 250market · in no size index; the smallest one is used-0.5%+10.1% vs market
Commodity Chemicals peers, median of 52sector-1.0%+10.6% vs sector

On the reaction day the stock moved 10.1 pts more than Nifty Microcap 250 and 10.6 pts more than its Commodity Chemicals peers, over the same two closes: a difference in percentage points, not a measure of what the filing did.

Minutes after the announcementfrom the announcement price · no benchmark
Stock
5m
-1.4
10m
-1.4
15m
-1.4
30m
-1.4
Sessions after the filingfrom the prior close
StockMarketvs marketSectorvs sector
Reaction day
+9.6-0.5+10.1-1.0+10.6
Next day
+3.2-1.3+4.5-0.4+3.6
2d
+2.2-1.4+3.5-0.7+2.9
3d
+3.3+0.0+3.3-0.1+3.5
4d
+4.5+0.2+4.3-0.3+4.8
5d
+10.8+1.2+9.7-0.1+11.0
1w
+6.0+0.8+5.2-2.3+8.3
15d
-0.5-5.1+4.6-6.0+5.6
1m
-4.8-8.8+4.0-8.7+4.0
2m
-5.8-4.5-1.3-8.2+2.4
3m
-12.1-13.7+1.6-19.1+7.0
UpDownMarket · Nifty Microcap 250Sector · Commodity Chemicals peers, median of 52Pending

Minute windows have no benchmark: there is no intraday index history to compare against.

AI summary

Suchit K. Amin, part of the promoter group of Archit Organosys Limited, purchased 2,859 equity shares (0.01%) through an open market transaction on 24th December 2025. After this acquisition, his individual holding rose from 17,30,011 shares (8.43%) to 17,32,870 shares (8.44%) of the company's total equity capital of Rs. 20.52 crore (2.05 crore shares of Rs. 10 each). The disclosure was filed under SEBI's SAST Regulation 29(2), required when promoter acquisitions trigger certain thresholds. The persons acting in concert (PAC) listed include Kandarp Amin, Archana Amin, Archit Amin, Shimoli Amin, and Manini Amin. No encumbrance, pledge, or other convertible instruments are involved in this transaction.

Likely market impact

This is a very small open-market purchase by a promoter, indicating mild continued confidence in the company. Given the negligible change in stake (0.01%), it is unlikely to have any meaningful impact on the stock price or the company's control structure.