SIP Behaviour in Geopolitical Shocks: Past Lessons

Geopolitical events can cause sharp changes in financial markets. Wars, military conflicts, sanctions, political tensions, energy shocks and other global events can affect investor confidence within a short period. Equity prices may fall, rise sharply or move in both directions as new information reaches the market.

For a person who uses a Systematic Investment Plan, or SIP, such periods can feel especially difficult. The SIP continues on its scheduled date even when the market value of the portfolio has fallen. This can create a natural concern: should the SIP continue, should it pause, or should the investor wait until market conditions appear more stable?

There is no single answer that suits every investor. The effect of a geopolitical shock depends on the type of investment, the investor’s financial position, the time horizon, the level of risk, and the nature of the event.

Past corrections, however, offer some useful lessons. They show how markets have reacted to major shocks and how a regular investment approach can behave during periods of high volatility. These examples do not guarantee similar results in the future. They are useful only as historical context.

What a Geopolitical Shock Can Do to Markets

A geopolitical shock can affect markets through several channels. A conflict may raise concerns about energy supplies, trade routes, commodity prices, inflation, corporate profits or economic growth. Sanctions can affect companies and countries that have direct or indirect exposure to the affected region.

Investor expectations can also change very quickly. When uncertainty rises, some market participants may reduce exposure to assets they view as risky. This can create a rapid fall in equity prices.

The effect is not always uniform. One sector may face pressure while another may benefit from the same event. Energy prices, for example, may respond differently from technology stocks, banks or consumer companies. The effect can also vary across countries and markets.

This makes a geopolitical event difficult to assess through a single market index or one day’s price movement.

Lessons From Past Corrections

Several major market episodes provide useful historical examples. The global financial crisis of 2008–09 caused a severe decline across many equity markets. The European debt concerns of 2011 created another period of substantial uncertainty and market volatility. The COVID-19 market shock in 2020 produced an exceptionally sharp decline within a short period, followed by a strong recovery.

The Russia–Ukraine conflict in 2022 also created concerns related to energy prices, inflation, supply chains and global economic conditions.

These events were very different from one another. Their causes, economic effects and recovery periods were not the same. Therefore, they should not be treated as identical examples.

Their common feature was uncertainty. Investors had limited information about the final economic effect of each event at the time of the initial market reaction.

Market episode Main concern at the time Possible market effect
Global financial crisis, 2008–09 Financial-system stress and economic contraction Severe equity decline and high volatility
European debt concerns, 2011 Sovereign debt and financial stability Risk aversion and market volatility
COVID-19 shock, 2020 Economic shutdown and uncertainty Very sharp market fall followed by a rapid recovery
Russia–Ukraine conflict, 2022 Energy, inflation and supply concerns Volatility across equities, commodities and currencies
Future geopolitical shocks Depends on the event Market reaction may differ by sector and asset

The table provides historical context rather than a forecast. A future geopolitical event may have a very different market effect.

How an SIP Works During a Correction

An SIP normally involves a fixed amount at regular intervals. The number of units purchased depends on the applicable net asset value, or NAV, of the mutual fund.

When the NAV is high, the same amount buys fewer units. When the NAV is lower, the same amount buys more units.

This creates the basic mathematical feature known as rupee-cost averaging. The investor does not need to decide the exact market level for each purchase. The amount remains fixed, while the number of units changes with the NAV.

A simple example can make this easier to understand.

Suppose an investor has an SIP of ₹10,000 per month.

NAV SIP amount Units purchased
₹100 ₹10,000 100
₹80 ₹10,000 125
₹60 ₹10,000 166.7
₹100 ₹10,000 100

At a NAV of ₹100, ₹10,000 buys 100 units. At ₹80, the same ₹10,000 buys 125 units. At ₹60, it buys about 166.7 units.

If the NAV later returns to ₹100, the units bought at the lower NAV have a higher value than they had at the time of purchase.

This example explains the mechanics of an SIP. It does not mean that every market decline will lead to a quick recovery. It also does not mean that a lower NAV automatically represents a good investment opportunity.

Why a Lower Market Price Is Not Always a Signal

A common mistake is to assume that every market fall is temporary. A price decline can result from short-term fear, but it can also reflect a genuine deterioration in business conditions.

For example, a company may face a permanent loss of revenue because of sanctions, a supply problem, regulatory action or a change in consumer demand. In such a case, a lower share price may reflect a lower assessment of the company’s future value.

The same principle applies at the fund level. A diversified fund may experience a broad market decline, while a concentrated fund may have greater exposure to a particular sector or group of companies.

Therefore, the fact that an investment has fallen does not, by itself, establish that its future return will improve.

This distinction is important during geopolitical shocks because headlines can create very strong emotions. A fall in the market can appear to offer a simple opportunity, but the actual economic effect may remain uncertain.

What Past Corrections Can Tell SIP Investors

Past corrections can offer a few broad observations.

First, markets can decline sharply within a short period. An investor who owns equity assets should therefore expect the possibility of substantial temporary losses.

Second, the timing of a recovery can vary. Some market declines have seen a relatively quick recovery, while other periods have required more time.

Third, an SIP does not remove market risk. It only changes the purchase pattern. The investor still has exposure to the underlying assets.

Fourth, a fixed SIP can result in more units at lower prices. This can help the average purchase price over a long period if the underlying asset later recovers. However, this outcome is not guaranteed.

Fifth, a decision to stop an SIP can also affect future unit accumulation. If prices later recover, an investor who paused purchases may have fewer units than an investor who continued. On the other hand, if the underlying investment suffers a prolonged decline, continued purchases may not produce a positive result.

These two possibilities show why SIP behaviour should not be viewed as a guaranteed strategy for every market condition.

The Role of the Investment Horizon

Time horizon is one of the most important factors in any discussion about equity SIPs.

A person who expects to use the money after a short period may have less capacity to tolerate a large market decline. A person with a much longer horizon may have more time for market cycles to play out.

This does not mean that a long horizon guarantees recovery. It means only that the investor has more time before the stated financial goal arrives.

For this reason, an SIP should normally be assessed in the context of the financial goal for which it exists. A market fall does not automatically change the goal, but a change in the goal or time horizon can change the relevance of the original investment plan.

Asset Allocation Also Matters

An SIP is only one part of a portfolio. The broader asset allocation can have a major effect on the experience of a geopolitical shock.

A portfolio with a high equity allocation may show larger short-term fluctuations than a portfolio with a larger debt allocation. A portfolio with exposure to several asset classes may react differently from a portfolio concentrated in one asset class.

For this reason, investors may find it useful to review whether their current asset allocation still matches their own risk capacity and financial objectives.

A market correction can also change the relative weight of different assets. For example, a major equity decline may reduce the equity share of a portfolio relative to debt or cash. Some investors use a pre-decided rebalancing framework to address such changes.

The key point is that portfolio decisions are broader than the question of whether one SIP instalment should continue.

The Difference Between Volatility and Permanent Loss

Market volatility refers to changes in prices over time. Permanent loss refers to a situation where the value of an investment does not recover sufficiently, or where the underlying asset suffers lasting damage.

These concepts are not identical.

A temporary decline in the NAV of a diversified equity fund does not automatically mean that the investor has suffered a permanent loss. The final result depends on the future value of the units and the point at which the investor exits.

At the same time, it would be incorrect to assume that every fall is temporary. Some companies, industries and assets can face long-term changes in their economic prospects.

A careful assessment therefore requires more than a comparison of today’s NAV with its previous level.

What Investors May Watch During a Geopolitical Crisis

During a major geopolitical event, investors may pay attention to several factors. These include the effect on oil and other commodities, inflation expectations, interest rates, currency movements, corporate earnings and supply chains.

The effect on different sectors can also matter. Companies with high dependence on imported energy, foreign markets or particular supply routes may face different risks from companies with limited exposure.

The level of direct and indirect exposure can be difficult to measure during the early phase of a crisis. Information may change as governments announce new measures and companies disclose new risks.

As a result, short-term market movements may not provide a complete picture of the eventual economic effect.

Avoiding the Search for the Exact Bottom

One of the most difficult decisions during a correction is deciding whether the market has already reached its lowest point.

The problem is that the lowest point can normally be identified with certainty only after the market has moved beyond it. Before that happens, any claim about the exact bottom is uncertain.

The same issue applies to attempts to predict the duration of a geopolitical crisis. Political events can develop in ways that are difficult to forecast.

An SIP removes part of this timing decision because purchases occur according to a pre-set schedule. This can reduce reliance on repeated decisions about whether the market has reached its lowest level.

It is still important to remember that an SIP does not remove the need for broader financial review. The investor must still consider the suitability of the fund, the asset allocation, the financial goal and the ability to tolerate losses.

What an Investor Can Learn From the Data

The historical examples of 2008–09, 2011, 2020 and 2022 show that market reactions to major shocks can be severe and very different in duration.

The 2020 episode is particularly useful for understanding how quickly market conditions can change. The decline was exceptionally sharp, while the subsequent recovery was also rapid. This shows why a single market snapshot may provide an incomplete picture.

The 2008–09 period provides a different lesson because the financial crisis involved deep concerns about the global financial system and economic activity.

The 2011 European debt concerns and the 2022 Russia–Ukraine conflict demonstrate that geopolitical and financial risks can affect markets through different channels.

These examples should therefore be treated as separate historical cases rather than as a fixed pattern for future events.

A Practical Framework for SIP Investors

When a geopolitical shock occurs, an investor can first ask whether the original financial goal has changed. If the goal, time horizon and financial circumstances remain broadly the same, the investor may assess the SIP within the original plan rather than solely through the latest headline.

The next question is whether the selected investment remains suitable. A broad market decline is different from a permanent change in the investment’s underlying characteristics.

The third question concerns liquidity. An investor who may need the money soon has a different risk profile from someone who does not need the capital for many years.

Finally, the investor can review the overall portfolio rather than focus only on the SIP instalment.

This approach does not predict the market. It simply creates a structured way to assess the situation.

Final Perspective

Geopolitical shocks can create large and rapid market movements. For SIP investors, these periods can test financial discipline because the portfolio value may fall while scheduled purchases continue.

Past corrections show that fixed periodic purchases can acquire more units when NAVs fall. The ₹10,000 example demonstrates this clearly: the same amount buys 100 units at a NAV of ₹100, 125 units at ₹80 and about 166.7 units at ₹60.

However, this mathematical benefit should not be confused with a guarantee of profit. Rupee-cost averaging cannot protect an investor from losses caused by a prolonged decline in the underlying assets.

The broader lesson is therefore more limited and more useful. An SIP can provide a structured purchase process during volatile markets, but it cannot predict geopolitical events, control market prices or eliminate investment risk.

Past market corrections can provide context, but they cannot establish what the next correction will look like. Each event has its own economic and political circumstances.

For investors, the relevant review is therefore not simply whether the market has fallen. It is whether the investment still fits the financial goal, time horizon, risk capacity and portfolio structure for which it was selected.

Any investment decision should take account of the investor’s individual circumstances and, where appropriate, advice from a qualified financial professional. Historical performance and examples are not a guarantee of future results.

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