Megasoft renames to Sigma Advanced Systems, completes amalgamation share allotment

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SIGMAADV · price

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Price reactionminutes from the announcement price · days from the prior close

-5.0%Reaction day

₹190.80

prior close

₹187.20

announcement price

After-mkt

timing

Nifty Microcap 250market · index membership as recorded later (tracked since Jun 2026)-1.3%-3.7% vs market

On the reaction day the stock moved 3.7 pts less than Nifty Microcap 250, 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

+1.5

10m

+1.0

15m

+1.0

30m

+0.9

Sessions after the filingfrom the prior close

StockMarketvs market

Reaction day

-5.0-1.3-3.7

Next day

-9.1-4.0-5.1

-13.5-4.8-8.8

-8.8-3.3-5.6

-7.5-5.3-2.2

-10.9-5.2-5.7

-7.3-3.7-3.6

15d

-0.5+3.6-4.0

-4.2+0.1-4.4

-13.8-8.9-4.9

+7.9+3.2+4.7

UpDownMarket · Nifty Microcap 250Pending

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

AI summary

Megasoft Limited has been renamed to Sigma Advanced Systems Limited following the amalgamation of Sigma Advanced Systems Private Limited. The board allotted 10,24,69,664 equity shares of Rs 10 each to the transferor company's shareholders, taking total share count to 1,76,23,97,050. Retired Lt Gen Raju Somashekar Baggavalli was appointed as an independent director. Registered and corporate offices were shifted within Chennai and Hyderabad, and the investor email and website were updated to the new branding.

Likely market impact

Company rebranded post amalgamation with Sigma Advanced Systems Pvt Ltd. Share count rose to 17.62 crore, about 6% dilution from the new share issuance.