Non-Marginable Securities: Reg T vs House
Non-marginable securities carry a 100% cash requirement. Here is where that comes from, how Reg T and house rules differ, and how to check a current one.
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Early Lockup Release: Triggers and Waivers
Early lockup release explained: the price conditions in IPO underwriting agreements, and the discretionary waivers underwriters can grant without one.
SK Hynix's Nasdaq Debut, Measured
SK Hynix's Nasdaq debut, measured: a $28B raise (2026's second-largest), an $18B first tape, day-one short volume, and the memory trade re-ranked.
IPO Lockup Expiration: Meaning & Release Date
A lockup expiry is the day IPO insiders can finally sell, customarily 180 days after listing. Where to find the exact end date, and how five unlocks traded.
SPCX: The Week It Went Underwater
SPCX's week of July 6, 2026: the index-add flow left, three of five closes printed under the June first-trade price, and Friday set a new post-listing low.
IPO Market 2026: The First Half in Numbers
How many IPOs priced in the first half of 2026, what listed (operating companies, blank-check units, ADRs), and how the class trades against its offer prices.
Stock Float vs. Shares Outstanding Explained
A stock's float is the shares free to trade, shares outstanding minus locked-up insider stock. See what counts as a low float and how thin floats trade.
Market Recap: H1 2026
H1 2026 in numbers: a down Q1, a 14.1% SPY recovery quarter, small caps' best first half on record, the full yield curve, and eleven sectors ranked.
Market Recap: Q2 2026
Q2 2026: every index ETF up double digits, QQQ 26.5%, after a negative Q1, a flattening curve, and a quarter-end filing-day gap in the data.