What Can AI Do for Funding Portfolios? A Case Research

Synthetic intelligence (AI)-based methods are being more and more utilized in investing and portfolio administration. Their contexts, utility, and outcomes differ broadly, as do their moral implications. But for a know-how that many anticipate will rework funding administration, AI stays a black field for a lot too many funding professionals.
To carry some readability to the topic, we zeroed in on one specific AI fairness buying and selling mannequin and explored what it could carry when it comes to advantages and risk-related prices. Utilizing proprietary knowledge supplied by Merchants’ A.I., an AI buying and selling mannequin run by our colleague Ashok Margam and staff, we analyzed its selections and all-around efficiency from 2019 to 2022.
Merchants’ A.I. has few constraints available on the market positions it takes: It may well go each lengthy and brief and flip positions at any level within the day. By every day’s closing bell, nonetheless, it utterly exits the market, so its positions usually are not held in a single day.
So how did the technique fare over totally different time intervals, buying and selling patterns, and volatility environments? And what can this inform us about how AI is perhaps utilized extra broadly in funding administration?
Merchants’ A.I. outperformed its benchmark, the S&P 500, over the three-year evaluation interval. Whereas the technique was impartial with respect to lengthy vs. brief, its beta over the timeframe was statistically zero.
Merchants AI Mannequin vs. S&P 500 Month-to-month Fairness Curve ($10k Funding)

Merchants’ A.I. leveraged moments of upper skewness to realize these outcomes. Whereas the S&P 500 had destructive skewness, or a robust left tail, the AI mannequin displayed the other: proper skewness, or a robust proper tail, which implies Merchants’ A.I. had few days the place it generated very excessive returns.
AI Mannequin | S&P 500 | |||
Imply | 0.00111881 | Imply | 0.00064048 | |
Normal Dev. | 0.005669 | Normal Dev. | 0.01450605 | |
Kurtosis | 11.1665 | Kurtosis | 13.1015929 | |
Skewness | 1.59167732 | Skewness | -0.62582387 |
So, the place was the mannequin most profitable? Was it higher going lengthy or brief? On excessive or low volatility days? Does it select the proper days to sit down out the market?
On the latter query, Merchants’ A.I. truly prevented buying and selling on excessive return days. It might anticipate excessive danger premium occasions and decide to not take a place on which course the market will go.
Merchants’ A.I. carried out higher on a market-adjusted foundation when it went brief. It made 0.13% on common on its brief days whereas the market misplaced 0.52%. So the mannequin has achieved higher predicting down days than it has up days. This sample is mirrored in bear markets as nicely, the place Merchants’ A.I. generated extra efficiency relative to bull markets.
AI Mannequin’s Common Return | S&P 500’s Common Return | |
When Mannequin Is Energetic | 0.1517% | -0.0201% |
When Mannequin Sits Out | 0% | 0.8584% |
When Mannequin Is Lengthy | 0.1786% | 0.6615% |
When Mannequin Is Quick | 0.1334% | -0.5215% |
When Mannequin Is Lengthy and Quick in a Day |
0.1517% | -0.0201% |
On Excessive-Volatility Days | 0.1313% | -0.0577% |
On Low-Volatility Days | 0.0916% | 0.1915% |
In Bull Markets (Annual) | 17.0924% | 46.6875% |
In Bear Markets (Annual) | 20.5598% | -23.0757% |
In Bull Markets | 0.0678% | 0.1853% |
In Bear Markets | 0.0816% | -0.0916% |
Lastly, the AI mannequin carried out higher on high-volatility days, beating the S&P 500 by 0.19% a day on common whereas underperforming on low-volatility days.
AI Mannequin’s Return Proportion vs. VIX Proportion Change

All in all, Merchants’ A.I.’s outcomes exhibit how one specific AI fairness buying and selling mannequin can work. In fact, it hardly serves as a proxy for AI functions in investing usually. However, that it was higher at predicting down days than up days, succeeded when volatility was excessive, and prevented buying and selling all collectively earlier than huge market-moving occasions are vital knowledge factors. Certainly, they trace at AI’s huge potential to remodel funding administration.
For extra on this subject, don’t miss “Ethics and Synthetic Intelligence in Funding Administration: A Framework for Professionals,” by Rhodri Preece, CFA.
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All posts are the opinion of the writer. As such, they shouldn’t be construed as funding recommendation, nor do the opinions expressed essentially replicate the views of CFA Institute or the writer’s employer.
Picture credit score: ©Getty Photographs / Svetlozar Hristov
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