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 6-K filing? Foreign issuer reports (2026)
A 6-K filing is how a foreign private issuer relays home-country news to the SEC. What it covers, why it is furnished not filed, and how it differs from an 8-K. Not advice.
What is Form D? SEC private placement notice
Form D is the brief SEC notice a company files after a Regulation D private placement. Who files it, the 15-day deadline, and what it does and does not mean. Not advice.
Schedule 13D vs 13G: activist vs passive filings
Schedule 13D vs 13G: both trigger at 5% of a US company, but one is for activists and one for passive holders. The deadlines, the intent test, and what each shows. Not advice.
N-PORT vs 13F: fund holdings vs manager filings
N-PORT vs 13F: one shows a US fund's complete portfolio, the other a manager's long US equities. Who files each, the timing, and which to read. Not advice.
6-K vs 8-K: foreign vs US current reports
6-K vs 8-K: the 8-K is a US company's current report, the 6-K a foreign issuer's relay of home-country news. Who files each, the timing, and how they differ. Not advice.
Institutional ownership tracker: how to compare
An institutional ownership tracker shows how much of a stock funds hold and how it shifts. What the filings are, how to compare tools, and the lag limits. Not advice.
HoldingsChannel alternative: how to compare
Looking for a HoldingsChannel alternative for tracking 13F holdings? What these tools do, how to compare them factually, and the shared 13F lag. Not advice.
What is a 20-F filing? Foreign issuer annual report
A 20-F filing is the annual report a foreign private issuer files with the SEC. What it contains, who must file, and the four-month deadline. Not advice.
What is Form ADV? The adviser registration form
Form ADV is the SEC form investment advisers use to register and disclose their business. What Parts 1, 2, and 3 cover, and where to read it. Not advice.
What is Schedule 14D-9? The target's tender reply
A Schedule 14D-9 is the statement a takeover target files telling shareholders whether to accept a tender offer. What it contains and when. Not advice.
What is a Schedule TO? The bidder's tender offer
A Schedule TO is the statement a bidder files with the SEC to launch a tender offer. What it discloses, who files it, and how it works. Not advice.
20-F vs 10-K: foreign and US annual reports
20-F vs 10-K: the 20-F is a foreign private issuer's annual report to the SEC, the 10-K a US company's. How they differ on scope and deadline. Not advice.
The Smart Money Digest
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