Price Action | Dr Agarwals Health Care, Tenneco Clean Air India slip on block deals; RHI Magnesita falls nearly 5%
On Aug 12, mid- and small-cap stocks led moves alongside June-quarter earnings. Zydus Lifesciences fell 2% after Sentynl Therapeutics and Mereo BioPharma agreed an option and licence for Alvelestat. Tenneco Clean Air India dropped 2% on a block deal. RHI Magnesita slipped ~5% despite Q1 profit up 83.2% and revenue up 5.6%. Dr Agarwals Health Care fell 6% after block deals.
How this was made

The 30-second read
Why it matters
The newest actionable information is the same-day block-deal size and the immediate price reactions for Tenneco Clean Air India and Dr Agarwals Health Care, plus the earnings-versus-price disconnect for RHI Magnesita India.
Market read
Traders should focus on liquidity and supply-demand effects from large block trades, and on why earnings growth did not translate into price strength for RHI Magnesita India.
What to watch
The article does not disclose buyer identity, lock-ups, or whether earnings included guidance or margin changes, which are key to interpreting the RHI Magnesita and Zydus-related moves.
Background
A single-day India market wrap highlights stock-specific moves tied to June-quarter earnings and corporate developments, with benchmarks slightly negative.
Ticker impact
RHI Magnesita India shares slipped nearly 5% even as Q1 profit rose 83.2% to Rs 64.6 crore and revenue increased 5.6%.
Potential continued weakness until investors get clarity on what drove the disconnect between profit growth and the stock move.
The article cites the profit and revenue growth but omits margins, guidance, or segment drivers that would explain the nearly 5% drop.
Market effects
Block-deal-driven weakness in mid/small caps can spill into broader risk appetite, even as Nifty Metal and PSU Bank were up.
India equities show mixed breadth, with more decliners than advancers on BSE, reinforcing a cautious tape.
Limited direct global linkage; primarily a local liquidity and single-name catalyst story.
Counterpoint
The block deals may reflect routine rebalancing rather than fundamental deterioration, so dips could be overdone if buyers are long-term.
Key entities
- equityZydus Lifesciences
Subsidiary entered an option and licence agreement for Alvelestat rights, coinciding with a 2% share drop.
- equityTenneco Clean Air India
Shares fell 2% after a large block deal of 3.2 crore shares (7.9% equity) worth Rs 1,699 crore.
- equityRHI Magnesita India
Shares slipped nearly 5% despite Q1 profit and revenue growth.
- equityDr Agarwals Health Care
Shares declined 6% after a large block deal of 4.07 crore shares (12.9% equity) worth Rs 2,065 crore.


