- Price is above the Trend Line, keeping the weekly tape constructive.
- Price is above Fair Value, showing premium demand versus the model.
- Activity pressure is positive on the latest completed week.
CMIN3
SAO
Week ended 31 Jul 2026
Weekly Investor Report
CSN Mineração S.A. · Basic Materials · Steel
Latest close
5.71 BRL
0.4%
latest week
Weekly setup
Mixed setup
The weekly trend is not active. Price is 15.0% above the Trend Line and sits at 71.1% of its 52-week range. The latest completed week returned 0.4%, after a 32.5% four-week move. The latest news-sentiment score is 50/100.
Setup score
57
out of 100
Latest Close
5.71 BRL
31 Jul 2026
1W Return
0.4%
latest completed week
4W Return
32.5%
short-term follow-through
12W Return
18.7%
quarterly tape
Trend Breadth
34.6%
18 of 52 weeks active
Volume Ratio
1.0x
vs 13-week average
- The trend backdrop is inactive, so price action has not confirmed a constructive regime.
- Activity pressure is weak, so confirmation is not yet broad enough.
- Recent volatility is running well above the one-year baseline.
- Trend Line remains the key weekly regime level.
- Activity pressure is the gauge to monitor for confirmation or fade.
- A volume ratio above 1.5x would show stronger participation in the next move.
Price follow-through
0.4%
Latest completed week; four-week move 32.5%.
Indicator stack
19/95
Trend and activity pressure are weighted against the latest 12-week confirmation window.
Trend backdrop
Active
The trend backdrop defines the current weekly regime.
Patient Capital
Quiet
Activity-pressure buy-signal status for institutional accumulation timing.
News sentiment
50/100
1 relevant articles in the latest sentiment read.
01 · Price action
Study the full chart
Where price is—and whether the trend supports it
The weekly trend is not active. Price is 15.0% above the Trend Line and sits at 71.1% of its 52-week range. The latest completed week returned 0.4%, after a 32.5% four-week move.
52-week price path
Price vs Trend Line and Fair Value
Price
Trend Line
Fair Value
02 · Volume and demand
Is real participation confirming the move?
Latest weekly volume is 1.0x the 13-week average. Participation is around or above normal and provides reasonable confirmation.
26-week volume confirmation
Bar height shows volume; colour shows the weekly price direction
6 Feb
13 Feb
20 Feb
27 Feb
6 Mar
13 Mar
20 Mar
27 Mar
3 Apr
10 Apr
17 Apr
24 Apr
1 May
8 May
15 May
22 May
29 May
5 Jun
12 Jun
19 Jun
26 Jun
3 Jul
10 Jul
17 Jul
24 Jul
31 Jul
Up week
Down week
Demand beneath price
Activity pressure and institutional-style signals
These indicators assess whether participation is improving beneath the headline price move. They are supporting evidence, not proof of institutional buying.
Activity pressure path
Latest 0.3212-week average 0.12
12-week confirmation
Trend active0/12Active trend-backdrop weeks in the latest 12-week window.
Positive pressure3/12Weeks with constructive activity pressure in the latest 12-week window.
Positive leadership3/12Weeks with positive relative leadership in the latest 12-week window.
Activity pressure0.32Current proprietary activity-pressure read.
Buy signals0Accumulation signal count in the latest 12 weeks.
Reversal markers0No reversal markers
No recent accumulation markers. No reversal markers.
03 · Momentum and leadership
Is performance persistent—and is the stock leading?
Performance is 32.5% over four weeks, 18.7% over 12 weeks, and 22.3% over one year. The current trend has remained active for 0 consecutive weeks.
Performance by holding period
Active trend streak0 weeks
Active weeks in one year18
Trend breadth34.6%
Activity pressure vs relative leadership
Activity pressureRelative leadership
Pressure1.50Latest activity-pressure read.
Pressure change224.3%Four-week change in activity pressure.
Leadership5.28Latest relative-leadership reading.
RS change126.8%Four-week change in relative leadership.
04 · Fundamentals and valuation
Open full factor analysis
What investors are paying for—and the quality behind it
A published fundamentals and factor snapshot is not available for this company.
No published fundamental snapshot is available for this company.
05 · Ownership, options, and sentiment
What other market participants are doing
Options, insider transactions, market sentiment, and activity-pressure signals can confirm or challenge the price story. None should be used alone.
Insider activity-
No recent insider transactions are stored for this company.
News sentiment50/100
Weighted news tone is neutral across 1 relevant articles.
0 positive · 1 neutral · 0 negativePatient CapitalQuiet
Activity-pressure buy-signal evidence highlights potential institutional accumulation windows.
No recent buy signal
06 · Catalysts and risk
What can move the shares—and how volatile the path has been
Event timing, options-implied movement, drawdown, and weekly return distribution frame the risk around the current setup.
Next earnings-No event is currently stored.
Options expected move-Nearest-chain priced movement where available.
52-week drawdown-10.4%Distance below the 52-week high.
13-week volatility6.6%Standard deviation of weekly returns.
Weekly gains and losses
Latest 26 completed weeksEach bar is one week. Gains rise above the zero line; losses fall below it. Taller bars mean a larger weekly move.
6 Feb
6 Mar
3 Apr
1 May
29 May
26 Jun
31 Jul
Weeks higher13 of 2612 weeks finished lower.
Best week+21.3%Week of 10 Jul.
Worst week-7.3%Week of 13 Feb.
Latest week+0.4%Week of 31 Jul.
Shape of recent returns
Strong gains3
Modest gains10
Flat weeks1
Modest losses6
Sharp losses6
Recent vol6.6%13-week weekly-return volatility.
Base vol4.7%52-week weekly-return volatility.
Up/down split28/23Count of positive and negative weeks in the 52-week window.
Average skew3.7% / -3.4%Average positive week versus average negative week.
07 · Sector and peer context
Is this stock leading—or simply moving with its group?
Sector and industry breadth distinguish company-specific strength from a broad group move.
SectorBR Basic Materials
4-week rank1 / 65
Group average-1.1%
Trend breadth21.5%
Trend21.5%active weekly trend signals
MD32.3%positive activity pressure
RS21.5%positive relative leadership
Four-week leaders
IndustryBR Steel
4-week rank1 / 17
Group average4.7%
Trend breadth52.9%
Trend52.9%active weekly trend signals
MD47.1%positive activity pressure
RS52.9%positive relative leadership
Four-week leaders
08 · Evidence and weekly data
The underlying research record
Every top-level statement above should be traceable to a stored market, fundamental, event, or positioning observation.
Weekly tape50/100
Trend, activity pressure, participation, and risk combine to a 50/100 tape read.
Indicator analysis24/100Latest 12-week confirmation: trend 0/12, activity pressure 3/12, relative leadership 3/12.
Activity pressure 0.32; No reversal markers Factors50/100No published factor snapshot is available yet.
Patient CapitalQuietActivity-pressure buy-signal evidence highlights potential institutional accumulation windows.
No recent buy signal Sentiment50/100Weighted news tone is neutral across 1 relevant articles.
CSN Mineração S.A. (CMIN3.SA) stock price, news, quote and history Insiders50/100No recent insider transaction evidence is stored.
Earnings50/100No stored earnings event is currently attached to this ticker.
| Week | Close | Return | Trend Line | Fair Value | Pressure | Leadership | Volume | Trend |
|---|---|---|---|---|---|---|---|---|
| 31 Jul 2026 | 5.71 BRL | 0.4% | 4.97 BRL | 4.77 BRL | 1.50 | 5.28 | 37.0M | Off |
| 24 Jul 2026 | 5.69 BRL | 6.8% | 4.95 BRL | 4.75 BRL | 0.92 | 7.08 | 58.8M | Off |
| 17 Jul 2026 | 5.33 BRL | 1.9% | 4.93 BRL | 4.74 BRL | 0.20 | 0.29 | 70.8M | Off |
| 10 Jul 2026 | 5.23 BRL | 21.3% | 4.92 BRL | 4.72 BRL | -0.51 | -4.16 | 56.5M | Off |
| 3 Jul 2026 | 4.31 BRL | 1.4% | 4.93 BRL | 4.71 BRL | -1.21 | -19.68 | 34.8M | Off |
| 26 Jun 2026 | 4.25 BRL | -1.6% | 4.96 BRL | 4.70 BRL | -1.37 | -20.83 | 8.4M | Off |
| 19 Jun 2026 | 4.32 BRL | 0.5% | 4.99 BRL | 4.70 BRL | -1.26 | -17.72 | 9.3M | Off |
| 12 Jun 2026 | 4.30 BRL | -1.6% | 5.02 BRL | 4.69 BRL | -1.22 | -19.72 | 16.7M | Off |
| 5 Jun 2026 | 4.37 BRL | -6.2% | 5.07 BRL | 4.68 BRL | -1.14 | -17.79 | 10.2M | Off |
| 29 May 2026 | 4.66 BRL | 4.0% | 5.10 BRL | 4.68 BRL | -1.01 | -15.14 | 39.8M | Off |
| 22 May 2026 | 4.48 BRL | -5.1% | 5.13 BRL | 4.67 BRL | -1.16 | -19.91 | 61.4M | Off |
| 15 May 2026 | 4.72 BRL | -1.9% | 5.16 BRL | 4.66 BRL | -1.23 | -16.71 | 42.0M | Off |
| 8 May 2026 | 4.81 BRL | 3.0% | 5.18 BRL | 4.66 BRL | -1.23 | -18.82 | 40.7M | Off |
| 1 May 2026 | 4.67 BRL | -1.5% | 5.19 BRL | 4.65 BRL | -1.21 | -23.09 | 29.5M | Off |
How to use this report
This is a completed-week research summary. It explains the available evidence and its conflicts; it does not predict a guaranteed outcome or replace your own risk assessment. Fundamental figures may refer to an earlier financial reporting period, which is shown above.