Public research preview
Gilbert Cisneros, Representative disclosure: Costco Wholesale Corporation - Common Stock (COST)
Disclosed a buy transaction in Costco Wholesale Corporation - Common Stock (COST). Use this page to inspect source evidence, confidence scores, filing delay, and post-disclosure price movement before deciding whether to research the signal further.
This public page is for public-disclosure research only. It is not investment advice and does not place orders. Verify the official source before relying on any signal.
Evidence passport
Official-source context and parser confidence before any simulation or alert decision.
- Source
- House STOCK Act disclosures
- Published
- 18 Nov 2025, 00:00
- Parser confidence
- 94%
- Instrument mapping
- 95%
- Filing delay
- 32 days
Timeline
Transaction date
17 Oct 2025
Public disclosure
18 Nov 2025
Now
Tracked today
Filing delay: 32 days
Price movement
Complete coverage
- Provider
- Yahoo Finance daily close
- Fetched
- 10 Sept 2026
Stock path
COST from pre-transaction context through latest close.
Bought
17 Oct 2025 · 930.899 USD · Not public yet
System decision
Would not buy — The strategy's filters reject this signal. Failed filters: Filed within 30 days.
- Not public yet
- Would not buy
- Observed transaction close
- 930.899
- Observed disclosure close
- 891.147
- Observed latest close
- 902.38
- Pre-disclosure move
- -4.3%
- Post-disclosure move
- +1.3%
- Market-adjusted move
- -14.5%
- 1w since disclosure
- -0.1%
- 1m since disclosure
- -4.2%
- 3m since disclosure
- +13.2%
- Pre-disclosure peak run-up
- +0.9%
- Retrace from peak
- -5.1%
Why Copy Window is Probably too late
Supporting factors
- Parsed buy disclosure for ordinary shares from House STOCK Act disclosures.
- Reported amount is $1,001 - $15,000.
- Post-disclosure move is calculated from Yahoo Finance daily close daily closes.
Cautions
- Yahoo Finance daily close coverage is end-of-day and should be verified against the official price source.
- Review the original source document before making any investment decision.
Source document
House STOCK Act disclosures, published 18 Nov 2025, 00:00
- Parser confidence
- 94%
- Instrument mapping
- 95%