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 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.
Form 13H vs 13F: two very different SEC filings
Form 13H vs 13F: 13H is a confidential large-trader registration, 13F a public quarterly holdings list. Why they trigger differently and who reads them. Not advice.
What is PMS? Portfolio management services 2026
What is PMS? Portfolio management services is a SEBI-regulated product where a manager runs a 50 lakh rupee portfolio in your own demat account. The rules explained. Not advice.
What is a SIF? Specialised investment fund 2026
What is a SIF? A specialised investment fund is SEBI's new product between a mutual fund and PMS, with a 10 lakh rupee minimum, live from April 2025. The rules explained. Not advice.
What is BRSR? SEBI sustainability report 2026
What is BRSR? The Business Responsibility and Sustainability Report is SEBI's ESG disclosure, mandatory for the top 1000 listed companies from FY 2022-23. Explained. Not advice.
What is a Form 10 filing? SEC registration 2026
What is a Form 10 filing? It is an SEC registration statement that registers a class of securities under the Exchange Act, often used in spin-offs. The rules explained. Not advice.
PMS vs AIF: how the two SEBI products differ
PMS vs AIF: a PMS runs a segregated account in your own demat with a 50 lakh minimum, an AIF is a pooled private fund with a 1 crore minimum. How they differ. Not advice.
PMS vs mutual fund: how the two differ (2026)
PMS vs mutual fund: a PMS runs a 50 lakh rupee segregated account you own directly, a mutual fund pools small tickets into units with a public monthly portfolio. Not advice.
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