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  1. 2

    Why did the ATM call of GPC go from 80.47 IV to 253 IV after earnings.

    wouldn't the market maker also be screwing himself?
  2. 2

    Algo & Quant traders

    what's your background?
  3. 2

    Absolute need for walk-forward testing? (If given enough data)

    yes, you'll get the same volatility and mean
  4. 2

    Absolute need for walk-forward testing? (If given enough data)

    depending on your strategy you could take your test data and generate simulated paths by shuffling its daily changes
  5. 2

    Upgrade path from NVIDIA NVS 810 to drive 8 monitors?

    how big is a 1280x1250 monitor? I would just buy 2 or 3 curved wide monitors
  6. 2

    ES performance vs NQ and YM today

    what's the thinking behind your "rule" and why should it hold?
  7. 2

    How do NQ and QQQ track so closely?

    about 10 years ago I was part of a two person team that surprisingly made some money doing this with a liquid ETF (penny wide quote) and illiquid constituents (sometimes 50 cents wide). I was a bit amazed it worked.
  8. 2

    Due to AI, banks are cutting analysts by 2/3

    its used a lot. creating contracts, summarizing contracts, request for proposals, legal documents, submitting bids, ... Most people have no clue because they can be automated.
  9. 2

    Due to AI, banks are cutting analysts by 2/3

    randomly grab 10 job descriptions from indeed. I bet they could be automated using AI or not.
  10. 2

    Could Jane Street & Millennium be fighting over Destriero's SPX Skew Lock?

    Doesn't Jane Street have a non-compete period
  11. 2

    1979 - For anyone old enough to remember

    Cboe required fingerprints just to work in the building for some reason. Not even on the floor.
  12. 2

    what Inflation? "Dealers CAN’T SELL $100,000 Trucks & SUVs"

    these are cheap now? or they were cheap when rates were low?
  13. 2

    Account Partitions for Individual Traders

    is the partition really in the same account? or does it create a new (sub)account? Seems like it would require a lot of work behind the scenes if it is one account. ie. Partition A is long 1000 ibm and partition B short 1000 ibm.
  14. 2

    Explain to me like a golden retriever why the market went up friday after strong job numbers?

    https://www.elitetrader.com/et/threads/why-did-market-jump-friday-on-strong-job-numbers-i-thought-that-was-bad.376554/#post-5874519
  15. 2

    Monte Carlo question

    you wrote "say I start with $10,000, risk 1% per trade and do 100 trades" and question "it’s possible some of those $300 losses (which were towards the end of my back test) could come out at the start of the simulated runs" doesn't make sense
  16. 2

    ChatGPT (LLMs) replacing programmers? Ridiculous

    strcpy blast from the past. I thought openbsd fixed that with strlcpy
  17. 2

    ChatGPT (LLMs) replacing programmers? Ridiculous

    anyone have an example of LLM generated code running in production? I know it is used to generate chat, articles, ads, ... but haven't seen an actual software application. Also, if an LLM can generate working software would it just produce the text or can it test, compile, deploy, monitor, ...
  18. 2

    I told you BS was BS!

    there are objects of mass in trading that disturb line of sight. :(
  19. 2

    I told you BS was BS!

    one thing for sure in this industry is the raw brain power is tier one. very smart, very collaborative, very nice from my small world view. as for diversity, you're from mit or uofc (maybe a sprinkling elsewhere), russian or chinese :)
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