Deep Analysis

1. Market Summary and Overview

As of 08:41 on Tuesday, September 29, 2026, BIST 30 (XU030) closed at 15.648.91, down -1.87% from the previous close of 15.946.95; BIST 100 (XU100) at 15.649 level down -2.38%, USD/TRY at 48.99 level up +0.03%, and the dollar-based daily performance of the index was measured at -1.90. Yesterday's session saw XU030 close below the 15.900 psychological support line, indicating that the short-term uptrend structure (higher high - higher low) of the index has broken and sellers have taken control. The deeper -2.38% drop in XU100 proves that selling pressure hit mid and small-cap stocks more severely compared to blue-chips, and market breadth has narrowed significantly. USD/TRY's nearly horizontal movement in the 48.97-48.99 band confirms that TL-based losses were not masked by exchange rate effects, and foreign portfolio value has eroded in real terms. Brent oil's -6.36% decline to $97.69 per barrel created additional downward pressure on energy and petrochemical-heavy index components (TUPRS, PETKM, ENKAI), but the widespread selling in banking and holding stocks continues to be primarily driven by the closure of global risk appetite and interest-credit cost concerns in domestic dynamics. The VIX index's 7.13% rise to 15.93 indicates increasing global uncertainty and the continuation of foreign capital's withdrawal tendency from emerging markets. In this context, today's session carries a risk of rapidly declining towards the 15.000 psychological level if the 15.650-15.600 support band is tested and broken; the recapture of the 15.900 resistance upward is required to confirm the trend.

2. Sector-Based Evaluation

Looking at heat map data and signal density, a clear sectoral dispersion is observed in BIST 30. Metal & Mining In the sector, KRDMD (Kardemir) provides a positive divergence alone with a "STRONG BUY" signal and a +21.7% return over 60 days, while EREGL (Ereğli Demir Çelik) "SELL" signal, -6.5% 60-day performance, and negative Pearson correlation (r=-0.73) are pulling the sector average down. Retail In the sector, BIMAS (BİM) "BUY" signal, +20.2% return, and high Pearson correlation (r=0.87) create a strong defensive profile; MGROS (Migros) shows complete opposite weakness with "SELL" signal, -15.9% return, and r=-0.90. Banking completely under seller control: AKBNK, GARAN, YKBNK, ISCTR "STRONG SELL", VAKBN "SELL" signal; although the eight-stock average r values are in the 0.40-0.67 band, directional momentum is completely negative. Holding company’ in the sector, KCHOL (Koç Holding) "SELL", SAHOL (Sabancı Holding) "STRONG SELL" with high weights increase the pressure on the index from these two stocks. Energy & Petrochemicals’ in the sector, TUPRS (Tüpraş) "NEUTRAL" but attracts attention with +60.5% return over 60 days, while PETKM, ENKAI, ASTOR with "STRONG SELL" signals determine the general tone of the sector negatively. Aviation & Transportation ( (THYAO, PGSUS, TAVHL) completely in the "STRONG SELL" zone; fuel-cost and demand uncertainty is pushing the stocks into a deep correction. Chemicals & Fertilizers ( (GUBRF, SASA), Defense ( (ASELS), Telecom ( (TTKOM, TCELL), Automotive ( (TOASO, FROTO), Real Estate ( (EKGYO) and Other Industrial ( (TRALT, SISE, AEFES, DSTKF) stocks are without exception under broad-based selling pressure with "STRONG SELL" or "SELL" signals. In summary; while only KRDMD and BIMAS are on the buyer side, the complete sell signals from the banking-holding-aviation block, which makes up 70% of the index weight, technically supports the downward bias of the index.

3. Technical Visual Analysis

When EMA sequences (short-medium-long term averages) and Wave Trend (WT) indicators, regression channel positions, and Pearson correlation coefficients (r) are combined, stocks are divided into three main groups.Group 1 – Strong Structure Intact / Trend Continuers: KRDMD, "BUY" on all EMA periods (short, medium, long), WT "BUY", channel position 55% (above middle band), with strong positive trend channel at r=0.76; price at 47.16 TL with 60-day +21.7% return approaching the upper band of the uptrend. BIMAS, "BUY" in EMA sequence, WT "SELL" (short-term momentum weakening), channel position 44% (around middle band), in trend channel at r=0.87; price at 426.50 TL, trading in the middle region of a sideways-upward band with 60-day +20.2% return.Group 2 – Structure Broken / Correction Deepening: Banking and holding stocks (AKBNK, GARAN, YKBNK, ISCTR, KCHOL, SAHOL) "WAIT/SELL" in EMA sequence, WT "SELL", channel positions between 18%-50% (below middle band), with r values between 0.31-0.89 though direction negative; prices with 60-day returns between %‑5 to %‑10. In the aviation block (THYAO, PGSUS, TAVHL) channel positions between 31%-61%, r values between ‑0.76 and ‑0.90 with strong negative correlation, EMA "SELL", WT "SELL" with downtrend channel (lower highs-lower lows) confirmed.Group 3 – Oversold / Technical Rebound Candidates: SASA (Sasa Polyester), ASTOR (Astor Energy), DSTKF (Destek Finans Faktoring) channel positions %‑17, 3%, 21%; r values ‑0.17, ‑0.44, ‑0.49; RSI in 22-31 range (details in oscillator section). These stocks have fallen below or near the lower band of the regression channel; while there's a high probability of a short-term technical bounce (oversold bounce), the main trend is "STRONG SELL", so any rebound should be considered a selling opportunity. TUPRS (Tüpraş) special case: channel %‑5 (below regression channel's lower band), maintains very strong positive correlation at r=0.94; after 60-day +60.5% return, in deep correction, EMA giving mixed "WAIT/BUY/BUY" signal; WT "SELL". This structure suggests the strong uptrend could be in a healthy pull-back phase; however, WT "SELL" and breaking below lower channel band also carries trend weakening risk.

4. Oscillator and Momentum Readings

According to TradingView oscillator summary (RSI, MACD, Stochastic K, CCI20, ADX), the market is generally under "SELL" pressure.KRDMD (Kardemir): RSI 58.55 (neutral-positive), MACD 0.68 (positive), StochK 81.15 (above overbought threshold of 80), CCI20 102.68 (above +100), ADX 17.15 (weak trend strength). Oscillator recommendation "STRONG BUY" (18 buy / 2 sell / 8 neutral). StochK staying above 80 indicates short-term momentum fatigue, ADX below 20 shows trend not yet strong; price at channel upper band suggests consolidation or mild pullback expected.BIMAS (BIM): RSI 55.78, MACD 6.08, StochK 65.10, CCI20 26.46, ADX 20.0. Oscillator "BUY" (15/3/10). All indicators in positive zone, no overbought; trend strength (ADX 20) exactly at threshold, momentum healthy.VAKBN (Vakifbank): RSI 51.59, MACD 0.42, StochK 43.54, CCI20 ‑35.30, ADX 17.98. Oscillator "BUY" (11/7/10) but technical scan "SELL". RSI above 50, MACD positive, CCI negative; conflicting signals (divergence). ADX 18 indicates weak trend. This stock is in a zone of uncertainty.For other stocks (AKBNK, GARAN, YKBNK, ISCTR, THYAO, PGSUS, TAVHL, ASELS, SAHOL, GUBRF, SASA, ASTOR, DSTKF, SISE, AEFES, TCELL, EKGYO, TRALT, FROTO, TOASO, ENKAI, PETKM, TTKOM, MGROS, EREGL, KCHOL, TUPRS) oscillator recommendation "SELL" or "STRONG SELL". RSI values between 22 for Destek Finans Faktoring (DSTKF) and 52 for Tüpraş (TUPRS); 15 stocks have RSI below 45 (oversold threshold 30: SASA 28.04, ASTOR 31.59, DSTKF 22.84). MACD mostly negative or below zero line, StochK in 20-40 band (some in 60-67 level in bearish rally), CCI20 below ‑50 (most between ‑80 and ‑180), ADX between 13-33 (average 20-25) shows directional but weak-to-moderate trend. Important divergence: MGROS (Migros) RSI 45.62, MACD ‑10.68, StochK 65.44, CCI20 ‑7.31, ADX 32.41 – strong ADX confirms downtrend; StochK 65 could indicate temporary pullback within the downtrend. EREGL (Ereğli Demir Çelik) RSI 46.82, MACD ‑0.34, StochK 55.64, CCI20 ‑40.63, ADX 14.47 – weak ADX suggests trend not confirmed, price could be squeezed in a range.

5. Risk Map and Scenarios

Main Scenario (Base Scenario – Probability 60%): XU030 tests 15,650-15,600 support band, fluctuates between 0.5%-1.0% during the day; if 15,600 is broken, rapid decline toward 15,300-15,000 band begins. Selling pressure continues in banking and holding stocks; KRDMD and BIMAS show relative resilience but if index pulls back, selling pressure could also emerge in these stocks. USD/TRY stays flat between 48,977-49.10; Brent trades between 95-98 USD. If net selling pressure continues in foreign trade data (if net foreign seller in last 5 sessions), decline deepens.Optimistic Scenario (Probability 25%): If strong buying comes at 15,650 support (high-volume bullish engulfing or hammer pattern), XU030 could test 15,900 resistance; breaking this level opens targets of 16,200-16,500. For this scenario; USD/TRY needs to fall below 48.90, Brent needs to turn above 100 USD, VIX needs to fall below 15, and foreign buying needs to turn positive. KRDMD could target 48.00-49.00, BIMAS 435-440 levels.Pessimistic Scenario (Probability 15%): If the 15,600 support is broken with volume, it will test the 15,000 psychological support due to stop-loss triggers and margin calls; if 15,000 is broken, 14,600-14,800 (around the 200-day EMA) is targeted. In this scenario, banking stocks (AKBNK 65-67, GARAN 120-122, YKBNK 33-34) and aviation (THYAO 270-275) will look for new lows.Invalidation Conditions: The main scenario will be invalidated if XU030 breaks the 15,900 resistance with volume and closes above it; the bearish scenario will be invalidated if the 15,650 support holds at the daily close. In terms of portfolio management; cash ratio should be increased to 20%-25% levels, trailing stops should be kept tight on long positions, new long positions should only be taken if 15,900 is broken or in the 15,000-14,800 dip region with a risk/reward ratio of 1/3. Positions in KRDMD and BIMAS should be carried with profit protection (breakeven stop); position sizes in other stocks should be reduced by 50%-75%.

6. Recommended Stocks for the Day

The following table summarizes stocks with a technical scan "general" signal and TradingView oscillator recommendation both "BUY" or "STRONG BUY" using conditional scenario language. Numbers are derived only from given price, channel, RSI, MACD, Pearson correlation, and 60-day return data.