Public research preview
Carol Devine Miller, Representative disclosure: BlackRock, Inc. Common Stock (BLK)
Disclosed a buy transaction in BlackRock, Inc. Common Stock (BLK). 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
- 2 Sept 2022, 00.00
- Parser confidence
- 94%
- Instrument mapping
- 95%
- Filing delay
- 401 days
Timeline
Transaction date
28 Jul 2021
Public disclosure
2 Sept 2022
Now
Tracked today
Filing delay: 401 days
Price movement
Complete coverage
- Provider
- Yahoo Finance daily close
- Fetched
- 10 Jun 2026
The pre-disclosure spike has collapsed -31.0% from its peak. Retraces deeper than 20% behaved like falling knives in the backtests, not discounts, and are excluded from the discount-entry sleeve.
Stock path
BLK from pre-transaction context through latest close.
Bought
28 Jul 2021 · 762,98 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
- 762,98
- Observed disclosure close
- 596,749
- Observed latest close
- 994,77
- Pre-disclosure move
- -21.8%
- Post-disclosure move
- +66.7%
- Market-adjusted move
- +66.7%
- Pre-disclosure peak run-up
- +13.4%
- Retrace from peak
- -31.0%
Why Copy Window is Probably too late
Supporting factors
- Parsed buy disclosure for ordinary shares from House STOCK Act disclosures.
- Reported amount is $15,001 - $50,000.
- 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 2 Sept 2022, 00.00
- Parser confidence
- 94%
- Instrument mapping
- 95%