§ Changelog

What shipped and when.

Every release documented. No marketing — just what changed, what plan it affects, and when.

2026-04-18
FEATURE
v0.9.4

Options flow scanner

Real-time unusual options activity across US equities. Sort by total premium, OI delta, IV rank, or strike proximity to current price. Available on Advanced and Master plans.

2026-04-11
FEATURE
v0.9.3

AI trade research (AI)

Drop any US ticker and receive a structured brief: momentum assessment, earnings risk score (1-10), analyst revision trend, and a directional bias (Bull / Bear / Neutral). Runs in approximately 8 seconds. Advanced+ only.

2026-04-03
IMPROVEMENT
v0.9.2

Alert engine rewrite

Multi-condition alert logic now supports AND / OR gates. Previously, each alert was a single condition. This change allows compound triggers like 'RSI < 35 AND volume > 2x average' as a single alert. Available on Advanced+.

2026-03-22
FEATURE
v0.9.1

Market regime classifier

Identifies the current market regime from five categories: risk-on, risk-off, stagflation, low-volatility, and crisis. Based on a 30-day lookback across VIX, yield curve, sector rotation, and DXY. Master plan only.

2026-03-14
FEATURE
v0.9.0

Portfolio stress testing

Simulate how your current portfolio would perform under historical stress scenarios: 2008 GFC, 2020 COVID crash, 2022 rate shock, and a custom scenario with user-defined drawdown parameters. Master plan only.

2026-03-05
FIX
v0.8.9

Dividend calendar data gap

Fixed an issue where ex-dividend dates for ADRs were not being populated correctly. Affected approximately 340 tickers. Data is now sourced directly from the exchange feed rather than a secondary provider.

2026-02-24
FEATURE
v0.8.8

Insider trades tracker

SEC Form 4 filings now parsed within 15 minutes of filing. Covers all US public companies required to file. Filterable by transaction type (open-market purchase/sale, option exercise), role, and value. Pro+ only.

2026-02-10
IMPROVEMENT
v0.8.7

Morning brief redesign

Digest now includes upcoming earnings dates for all tickers on your watchlist, plus a VIX regime label (Fear / Neutral / Greed) and the 10Y yield delta from the prior session.

2026-01-29
FEATURE
v0.8.5

DCA calculator

Dollar-cost averaging projection tool with up to 5-year horizon. Input recurring amount, frequency, expected annual return (or use historical average), and see projected portfolio value with compound growth chart.

2026-01-15
LAUNCH
v0.8.0

Public beta launch

Thastock opens to the public. Free plan available immediately. Pro, Advanced, and Master plans available via Stripe. Core features: watchlists, price alerts, portfolio tracking, macro dashboard, screener, journal, and email digest.