Cboe S&P 500 BuyWrite Index (BXM)
E631878
The Cboe S&P 500 BuyWrite Index (BXM) is a benchmark that tracks a covered call strategy on the S&P 500, combining long equity exposure with systematically written call options to measure the performance of a buy-write approach.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Cboe S&P 500 BuyWrite Index (BXM) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6944970 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cboe S&P 500 BuyWrite Index (BXM) Context triple: [Cboe Global Markets, notableIndex, Cboe S&P 500 BuyWrite Index (BXM)]
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A.
Cboe BYX Exchange
Cboe BYX Exchange is a U.S. equities exchange operated by Cboe Global Markets that offers an alternative, low-cost trading venue with its own distinct market structure and pricing model.
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B.
Cboe EDGX Exchange
Cboe EDGX Exchange is a U.S. equities exchange operated by Cboe Global Markets, known for its electronic trading platform and competitive pricing structure for market participants.
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C.
S&P 500 Momentum Index
The S&P 500 Momentum Index is a stock market index that tracks U.S. large-cap companies from the S&P 500 with the strongest recent price momentum.
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D.
Nasdaq-100 futures
Nasdaq-100 futures are exchange-traded derivative contracts that allow traders and investors to speculate on or hedge against the future value of the Nasdaq-100 stock index.
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E.
IMOEX
IMOEX is the ticker symbol for the MOEX Russia Index, a major benchmark tracking the performance of leading Russian stocks listed on the Moscow Exchange.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Cboe S&P 500 BuyWrite Index (BXM) Target entity description: The Cboe S&P 500 BuyWrite Index (BXM) is a benchmark that tracks a covered call strategy on the S&P 500, combining long equity exposure with systematically written call options to measure the performance of a buy-write approach.
-
A.
Cboe BYX Exchange
Cboe BYX Exchange is a U.S. equities exchange operated by Cboe Global Markets that offers an alternative, low-cost trading venue with its own distinct market structure and pricing model.
-
B.
Cboe EDGX Exchange
Cboe EDGX Exchange is a U.S. equities exchange operated by Cboe Global Markets, known for its electronic trading platform and competitive pricing structure for market participants.
-
C.
S&P 500 Momentum Index
The S&P 500 Momentum Index is a stock market index that tracks U.S. large-cap companies from the S&P 500 with the strongest recent price momentum.
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D.
Nasdaq-100 futures
Nasdaq-100 futures are exchange-traded derivative contracts that allow traders and investors to speculate on or hedge against the future value of the Nasdaq-100 stock index.
-
E.
IMOEX
IMOEX is the ticker symbol for the MOEX Russia Index, a major benchmark tracking the performance of leading Russian stocks listed on the Moscow Exchange.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
covered call index
ⓘ
options strategy benchmark ⓘ stock market index ⓘ |
| benchmarkFor |
buy-write ETFs
ⓘ
covered call funds ⓘ |
| category |
income-oriented index
ⓘ
options-based index ⓘ |
| currency | US dollar ⓘ |
| dataVendorCategory | strategy index ⓘ |
| exposureType | equity plus short volatility ⓘ |
| fullName | Cboe S&P 500 BuyWrite Index NERFINISHED ⓘ |
| hasAbbreviation | BXM NERFINISHED ⓘ |
| hasComponent |
S&P 500 constituent stocks
ⓘ
S&P 500 index call options ⓘ |
| incomeSource | call option premiums ⓘ |
| maintainedBy | Cboe Global Indices NERFINISHED ⓘ |
| methodology | hold S&P 500 portfolio and write monthly at-the-money calls ⓘ |
| objective | measure performance of a buy-write strategy on the S&P 500 ⓘ |
| optionMoneyness | at-the-money ⓘ |
| optionPosition | systematically written call options ⓘ |
| optionType | European-style call options ⓘ |
| optionUnderlying | S&P 500 Index NERFINISHED ⓘ |
| positionType |
long S&P 500 portfolio
ⓘ
short S&P 500 call options ⓘ |
| provider | Cboe NERFINISHED ⓘ |
| rebalancingFrequency | monthly ⓘ |
| region |
United States of America
ⓘ
surface form:
United States
|
| relatedIndex |
Cboe S&P 500 2% OTM BuyWrite Index (BXY)
NERFINISHED
ⓘ
Cboe S&P 500 PutWrite Index (PUT) NERFINISHED ⓘ S&P 500 Total Return Index NERFINISHED ⓘ |
| returnDrivers |
equity market performance
ⓘ
option premium income ⓘ |
| riskProfile | lower volatility than S&P 500 historically ⓘ |
| sponsor | Cboe Global Markets NERFINISHED ⓘ |
| strategyType |
buy-write
ⓘ
covered call ⓘ |
| targetInvestor |
income-oriented investors
ⓘ
investors seeking reduced equity volatility ⓘ |
| tickerSymbol | BXM NERFINISHED ⓘ |
| tracks | performance of a hypothetical covered call strategy on the S&P 500 ⓘ |
| underlyingAssetClass | U.S. large-cap equities ⓘ |
| underlyingIndex | S&P 500 Index NERFINISHED ⓘ |
| useCase |
benchmark for covered call strategies
ⓘ
reference index for investment products ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Cboe S&P 500 BuyWrite Index (BXM) Description of subject: The Cboe S&P 500 BuyWrite Index (BXM) is a benchmark that tracks a covered call strategy on the S&P 500, combining long equity exposure with systematically written call options to measure the performance of a buy-write approach.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.