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AIILNSEAuthum Investment & Infrastructure Limited· FinanceHighNeutral
Announced Thu, 7 Aug, 2025 · 22:24 IST

Authum Investment & Infrastructure Limited has informed the Exchange about Agreements

Listed Co AcquisitionStrategic Transactions View source PDFExplain this filing

AIIL · 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
-0.7%Reaction day
₹570.60
prior close
₹571.70
announcement price
After-mkt
timing
Nifty Midcap 150market · index membership as recorded later (tracked since Jun 2026)-1.4%+0.7% vs market
Non Banking Financial Company (NBFC) peers, median of 196sector-0.7%+0.0% vs sector

On the reaction day the stock moved 0.7 pts more than Nifty Midcap 150 and in line with its Non Banking Financial Company (NBFC) 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
+0.1
10m
+0.6
15m
-0.1
30m
-0.4
Sessions after the filingfrom the prior close
StockMarketvs marketSectorvs sector
Reaction day
-0.7-1.4+0.7-0.7+0.0
Next day
+0.4-0.8+1.2-0.3+0.7
2d
+0.4-1.0+1.4-0.0+0.4
3d
+4.8-0.4+5.2-0.8+5.6
4d
+1.6-0.6+2.3-0.8+2.4
5d
+4.7+0.5+4.2+0.5+4.3
1w
+0.0+2.0-1.9+0.8-0.7
15d
+10.9-0.0+10.9-1.1+12.0
1m
+6.6+0.5+6.1-0.5+7.2
2m
+15.4+1.5+13.9-2.2+17.6
3m
-4.3+4.6-8.9+0.6-4.9
UpDownMarket · Nifty Midcap 150Sector · Non Banking Financial Company (NBFC) peers, median of 196Pending

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

AI summary

Authum Investment & Infrastructure Limited has bought an additional 8,34,082 equity shares (6.63%) of Star Aerospace Limited for approximately Rs. 112 Crores in cash. After this purchase, its total holding in Star Aerospace rises to 14.59% on a fully diluted basis (up from 7.96% earlier). Star Aerospace is a Delhi-based defense manufacturing company specializing in high-precision mechanical and electro-optical systems for aerospace and defense, established in 2015 with a net worth of Rs. 86.91 Crores and EBITA of Rs. 25.08 Crores as of March 2025. The acquisition is not a related party transaction and required no regulatory approvals, with the company describing it as part of its strategy to diversify into stable, high-growth sectors. The target's turnover, however, has declined sharply from Rs. 84.18 Crores in FY23 to Rs. 2.11 Crores in FY25, which is worth noting.

Likely market impact

This is a strategic portfolio diversification move into the defense manufacturing space, but the stake remains a financial investment (14.59%) rather than a controlling interest, and the steep revenue decline at Star Aerospace may raise questions about the valuation paid. Short-term impact on the stock is likely neutral to mildly positive as it signals capital deployment into a growth sector.