Shares of stock traded in a stock market. Equities represent the residual claim or interest of the most junior class of investors in assets, after all liabilities are paid.

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1answer
106 views

Determining maximum strategy capacity and optimal order size for low frequency equity strategy

I have developed a low frequency equity trading strategy that seems to work well with stocks in the S&P 500. Someone asked me about the maximum capacity of the strategy (how much AUM I could ...
2
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1answer
62 views

Estimating volatility from high frequency price volume data of multiple stocks

I have price volume data of five stocks, sampled at 1 minute interval for six months. The data is quite noisy, lots of missing data and also some weired spikes. Can someone suggest me how to clean ...
2
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2answers
76 views

Volatility of Multiple Stocks

According to BSM, Stock Price follows log-normal distribution s.t. $$S(t)=S(0)*\exp(\sigma\sqrt t Z-(\sigma^2t)/2)$$ where Z is standard normal variable Then volatility of this stock is $\sigma \sqrt ...
2
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1answer
122 views

Get institutional holdings of stocks programmatically

First of, I'm not sure if this is the right place for this question, but a search on Google for another programmatically related question regarding stocks led me here, so here it goes. Is there any ...
2
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2answers
68 views

Measuring Volatility from Execution Prices

I was told of a way of measuring the volatility of a stock by looking at the reported execution prices (from Level III or Level II data.) I'm well aware of how to measure volatility by looking at the ...
2
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2answers
221 views

Discounted Stock Price

I have the following Question : Prove that under the risk-neutral probability p the stock and the banjaccount have the same average rate of growth. In other words, if $ S_0 , S_N $ are the initial ...
2
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1answer
161 views

Spread over LIBOR on a Equity Swap

Does anyone how banks determine the spread over LIBOR on a Equity Swap? Example: Party A pays the return on SPTR to Party B Party B pays 1M LIBOR + 40 bps to Party A Does anyone know how the 40 ...
2
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2answers
254 views

Executions deep in the Limit Order Book?

I have some Level III (message level) data for equities and I have found several cases in which I register the execution of a Limit Order at a price "worse" than the best bid or ask. For example, ...
2
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1answer
231 views

Predicting stock returns - in a panel data specification or by using portfolio formation strategies?

I'm working on an empirical analysis where I try to predict stock returns using weekly data. Ideally, I would like to use a panel data model like the following: $$ ...
2
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2answers
276 views

How to classify stocks by their volatility?

I would like to hear other possible ways of classifying Stocks by the Volatility of their returns. Assuming that I want to characterize each stock as Low, Medium or High Volatility Stock and assuming ...
2
votes
1answer
345 views

How Much Capital is Needed to Start an Arbitrage Strategy?

I'm trying to experiment with a simulated simple arbitrage strategy. I'm not doing this to actually invest, I'm just curious if the market is inefficient enough for this to be feasible. Every ...
2
votes
1answer
350 views

How to compare different volatility measures?

I read the Euan Sinclair's book (Volatility trading) in which he suggests different volatility estimators (Close-to-close, Parkinson, Garman-Klass, ...). I am inquiring about what is the best stock ...
2
votes
1answer
183 views

Best practice approach for calculating the PE-ratio

I am trying to calculate the historical PE ratios of a stock, but which date should I use to get the stock price in calculating the PE ratio? My current approach is to use the stock price of a day ...
2
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1answer
1k views

How to estimate market integration parameter in Singer-Terhaar model for E(r)?

Singer-Terhaar is part of CFA II and III curriculum. It estimates risk premium for some asset, traded at some local market, as weighted average of expected premiums for the case of (1) local market, ...
2
votes
1answer
193 views

Risk-neutral models for rights issues

A rights issue is the granting by a corporation to its shareholders of a right to purchase $N$ new shares for each $M$ shares they already hold at a (often discounted) price $K$. Thus, it ...
2
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2answers
2k views

Calculating Geometric mean

I need to annualize daily returns for about 120 firms for over a period of 10 years. I chose to calculate the geometric return because 1) it is the actual return 2) to avoid the asymmetric effect of ...
2
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1answer
170 views

Historical data on short rates

I would like to backtest a short-equity strategy. I'm looking for historical data on the availability of shares and cost to short certain stocks. Does anyone know of such data being available ...
2
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0answers
44 views

Capital increase: which stock price to use as input to Black-Scholes formula?

For an exercise we have to calculate the theoretical value of a scrip / preferential right on its issue day (23 April) in the context of a capital increase. The scrips are issued on 23 April. The ...
2
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0answers
30 views

What is a standard model of convergence when looking at negative stub values?

I am trying to understand whether or not there is a standard model of convergence in the arbitrage scenario of negative stub models, i.e. when the market value of a company is valued less than its ...
2
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0answers
95 views

Equity Index Announcement Data

Does anyone know of a data source that provides announcements of future index events (adds/drops/re-balances), specifically for equity indexes? I know these are mostly available somewhere on each ...
2
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0answers
79 views

Liquidity Adjusted Asset Pricing Model

I have a data set with 4000 companies and I have calculated a liquidity measure of each of the company in the dataset as Where, Turnover is the monthly average ratio of daily volume to shares ...
2
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0answers
93 views

Daily Hurst Exponent

I am trying to estimate daily Hurst exponent values of a stock returns (e.g. for each day to have also Hurst exponent - something like that: ...
2
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0answers
29 views

Helpful references for fully understanding the mechanics of NASDAQ's auction system?

I've read about this before on their website directly and via this ITG paper. nasdaq site itg paper But I was wondering if there are any other good references I can supplement my understanding ...
2
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0answers
107 views

forecasting trading costs with end of day data

I am trying to create a model that forecasts trading costs (using end of day data, so no intra day data). My trading cost (also called Implemented Shortfall (IS) is defined as such for a single stock, ...
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0answers
73 views

How to Handle Error in SEC Filings

Sometimes I see obvious errors in the 10-K or 10-Q filings that appear to go uncorrected in subsequent filings for the same period. For example, on June 9, 2014 Apple, Inc. did a 7-to-1 stock split. ...
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0answers
99 views

Finding relative price strength as defined in CANSLIM stock picking methodology

I am wondering if there is any website that provides relative price strength as is defined in CAN SLIM stock picking methodology. For the CAN SLIM difinition I am looking at this article: ...
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2answers
201 views

Conversion stock symbols Google Finance vs. Reuters

I'm working on a project that will fetch data from Google Finance and Reuters. In order to avoid keeping two separate lists of stock symbols, I'm looking for some kind of conversion or database or API ...
2
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0answers
113 views

Non-Negative Matrix Factorization - Estimating the Mean

How do you estimate the mean in a Non-Negative Matrix Factorization framework? It is obvious and well known how to estimate the covariance matrix, how ever I also need the estimated mean. I'm ...
2
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0answers
24 views

Non-overlapping ranges of HCNN' observables and of state transition function

In the artcicle Forecasting and Trading the High-Low Range of Stocks and ETFs with Neural Networks HCNN is used for forecasting of nine time-series, namely: returns of the lows returns of the highs ...
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0answers
87 views

seasonality and generalized additive model

I am reading a report which talks about seasonality. There is a chart showing the average returns for each month of the year. In the chart it appears the last 3 months of the year tend to be negative. ...
2
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0answers
220 views

The Public Market Equivalent measure in private equity

What are the advantages and disadvantages of the Public Market Equivalent measure in private equity? Why is it that the volatility of the cash flows do not matter? This topic has been discussed in a ...
2
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0answers
222 views

How to properly take averages to reduce data in regression/panel data analysis

I'm trying to do a regression on my panel data. Say I have T=3500 days of data and N=125 firms. Since Matlab get's major memory issues (which I try to prevent by the usual solutions as seen on the ...
2
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0answers
551 views

What is an appropriate hedge ratio for hedging a credit instrument with equity of the same issuer?

Given a bond and a stock issued by the same issuer, what is the appropriate ratio of bond-to-stock one should hold in order to minimize the specific risk to that issuer? Equivalently, what is the ...
2
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0answers
180 views

Can a higher P/E ratio be beneficial under certain circumstances? [closed]

I am new to investing. I understand that the P/E ratio along with other data can be used to determine whether a stock may or may not be undervalued. Are there situations where a HIGH P/E is actually ...
2
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0answers
640 views

Hobbyist Quants [closed]

I'm interested in investing some money in the stock market, and I have the math background that will make following the math used in quantitative finance possible (with some work). What are the ...
2
votes
3answers
103 views

List of TSX stocks with their sector and industry

Is there a website that offers free download or API where I can get an up-to-date list of all securities listed on the TSX along with their sector/industry? I could scrape individual screens for each ...
2
votes
2answers
236 views

How can index futures trade 24/7 when the index doesn't change?

I have read that the E-Mini S&P 500 Futures trade 24/7, how is that possible? I mean the underlying stocks which form the index are traded from 9:30am-4pm - so outside of these hours the S&P ...
1
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1answer
85 views

Portfolio of sum of two Bachelier processes

Suppose you construct a portfolio of two stocks, whose values $A$ and $B$ are modelled as a Bachelier process: $$dA = \sigma_A dW_A(t) \text{ and } dB = \sigma_B d W_B(t).$$ Each of the stock prices ...
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3answers
222 views

Get market cap by ticker on 1.7.2013?

I have a list of all S&P500 tickers, e.g. AAPL, GOOG, JPM. I would like to get their market cap on 1.7.2013 (I don't have Bloomberg, only free internet). Is there an excel addin or other ...
1
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1answer
91 views

How to calculate weight of two stocks without knowing their correlation?

I have difficulty to solve attached question. The question asks me to find new weight of stocks by just changing standard deviation of the portfolio. I really do not have any idea how to solve it. ...
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3answers
170 views

Technical Indicators reference

I have been looking for a good reference where I can find how technical indicators of stock market analysis are calculated. I have a dataset (time series) which I want to extract these indicators to ...
1
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1answer
104 views

Why doesn't VG flatten volatility skew for short term options?

The VG process, from my inexpert point-of-view, seems to nearly perfectly model equity distributions. For longer term options, there is little to no volatility, skewness, or kurtosis parameter skew. ...
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3answers
1k views

Data sources for financials of global equities

I looked through the master list of data sources but could not find any data sources for financial data of global equities. An example would be the balance sheet of, say, ...
1
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1answer
176 views

transaction size and liquidity in simulation of US stocks

i am developing a simulation trading in US stocks. i have 1 transaction a day per stock, assumed for simplicity to be executed at the daily closing price. in order to determine a reasonable maximal ...
1
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3answers
242 views

Building custom indices; getting data from web; stats analysis; Python or R?

I would like to build a couple of custom indices. I would like to be able to enter ticker(s) into an input and have ohlc, volume, qualitative ...data downloaded from yahoofinance, google finance, ...
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1answer
233 views

Why most of apple stock price since 10years have been gained overnight?

I've been playing with stock data and I've discovered a terrible truth : in 10 years apple stock price passed from roughly 3\$ to 100$. However this gain isn't due to intraday price variation ...
1
vote
2answers
212 views

M&A hedging an equity portfolio against an index

Quick Note This question was already posted under the userID user8170. Reason being I could not access my account. Now I am able to login to my account I am reposting the question here and will ...
1
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1answer
1k views

Free stock split history data source?

Does anyone know of a reliable (free) source of historical stock split information? There's a YQL api for pulling down 'key stats' on a symbol but it only contains the LastSplitDate. Adjusted close ...
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2answers
123 views

Is the purchase of a stock publicly accessible?

If an investor bought a stock, could another private party access that information anywhere? Does the SEC/exchange itself create a real time/ historical record of who holds what stocks, and is that ...
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1answer
171 views

How to deal with different amount of td's in computing Sharpe Ratio

In calculating the Sharpe Ratio, should I take into account the days were I have 0 return due to non-trading day? Another user posted a similar question but this was related to trading days with no ...