Flock blog
Reading regulatory filings, sourced and dated.
Plain-English guides to the public filings Flock tracks: 13F reports, NSE and BSE shareholding patterns, bulk and block deals, and FII/DII flows. Every claim links to its source. Research, not advice.
What is a CIK? SEC Central Index Key
A CIK is the permanent 10-digit number the SEC assigns every EDGAR filer, so you can group all of a company or fund's filings reliably. What it is. Not advice.
N-CSR vs N-PORT: shareholder report vs holdings
N-CSR vs N-PORT: the N-CSR is a fund's certified shareholder report with financials, the N-PORT is its machine-readable portfolio holdings. How they differ. Not advice.
Schedule 14A vs 14C: proxy vs info statement
Schedule 14A vs 14C: a 14A proxy statement solicits shareholder votes, a 14C information statement only informs after majority consent. How they differ. Not advice.
Form F-4 vs S-4: foreign vs domestic M&A doc
Form F-4 vs S-4: both register shares issued in a merger or business combination. The S-4 is for domestic issuers, the F-4 for foreign issuers. How they differ. Not advice.
SAST disclosure vs Schedule 13D: India vs US
SAST disclosure vs Schedule 13D: how India's SEBI Takeover Code and the US SEC report a large stake. Thresholds, timing, and regulator compared. Not advice.
What is a CUSIP? The 9-character security ID (2026)
A CUSIP is the 9-character code that identifies a US or Canadian security. How it is structured, who administers it, and how filings use it. Not investment advice.
What is an ISIN? The 12-character security code (2026)
An ISIN is the 12-character ISO 6166 code that identifies a security worldwide. How it is built, who allots it in India, and why filings use it. Not investment advice.
What is a Legal Entity Identifier (LEI)? (2026)
A Legal Entity Identifier is the 20-character ISO 17442 code that identifies a legal entity in financial filings. How it works and who issues it in India. Not advice.
What is a Form F-1 filing? A plain guide (2026)
A Form F-1 is the SEC registration a foreign private issuer files before a US IPO. What it contains, how it differs from an S-1, and where to read it. Not advice.
What is a Form 13H filing? Large trader rules (2026)
A Form 13H is the SEC large-trader registration under Rule 13h-1. The thresholds, the LTID, and why it is confidential unlike a 13F. Not investment advice.
CUSIP vs ISIN: the two security identifiers
CUSIP vs ISIN: the CUSIP is a 9-character US and Canada code, the ISIN a 12-character global code that embeds it. How the two identifiers relate. Not advice.
S-1 vs F-1: domestic and foreign US IPO filings
S-1 vs F-1: the S-1 registers a US company's IPO with the SEC, the F-1 registers a foreign private issuer's US IPO. How the two filings compare. Not advice.
The Smart Money Digest
A free weekly email of notable disclosure activity — every line with its filing date and source link. No advice, just filings. Unsubscribe anytime.