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Glossary

Bitcoin vocabulary.

Plain-language definitions for every metric Galaxy Mind uses · mNAV, MVRV, Puell, Mayer, Buying Gauge tier, accretion, and more. Standalone definitions, written to be quoted. Every entry links back to where the metric drives a live decision on the site.

Treasury company metrics

How to read public Bitcoin treasury companies (MSTR, XXI, MPJPY, ASST).

BTC per share#btc-per-share
The bitcoin held by a treasury company divided by its diluted share count. Tells you how much actual BTC each share represents · the only metric that matters for long-term shareholder accretion.

Strategy (MSTR) was at roughly 0.00124 BTC (124,000 sats) per share as of mid-2026 and has grown this number every quarter via accretive equity issuance.

Effective BTC price#effective-btc-price
The actual price you pay per bitcoin when buying a treasury company's stock. Computed as spot BTC price × mNAV. Below spot means you're getting a discount; above spot means you're paying a premium for the wrapper (operating leverage, regulated equity access, future accretion).
BTC-per-share accretion#accretion
The mechanism by which a treasury company can grow its bitcoin holdings faster than it dilutes shareholders. When a company issues equity at mNAV > 1.0× and uses the proceeds to buy BTC, BTC-per-share goes UP because each new dollar raised buys more BTC than the dilution dilutes. Saylor's Strategy made this the central thesis for MSTR.

On-chain + cycle signals

The publicly observable Bitcoin metrics used in the Buying Gauge.

MVRV (Market Value to Realized Value)#mvrv
Bitcoin's market capitalization divided by the aggregate cost basis of all coins (their realized value). MVRV below 1.0 means the average holder is underwater · historically a strong accumulation signal. Every major Bitcoin cycle bottom (Dec 2018, Mar 2020, Nov 2022) printed MVRV below 1.0.
Puell Multiple#puell-multiple
Daily Bitcoin issuance value (in USD) divided by its 365-day moving average. Below 0.5 = miner capitulation · every major cycle bottom landed in this zone. Above 4.0 = miners are over-earning, top territory.
Mayer Multiple#mayer-multiple
Bitcoin's spot price divided by its 200-day moving average. Below 1.0 = price below the long-run trend (historically a green light for accumulators). Above 2.4 = top territory.
Perpetual funding rate#funding-rate
The fee paid between long and short holders of a perpetual futures contract, settled every 8 hours. Negative funding = shorts paying longs (bearish positioning, often a contrarian buy signal). Heavily positive funding = longs paying shorts (euphoric leverage, often a sell signal).
Crypto Fear & Greed Index#fear-greed
A 0-100 composite of crypto market sentiment combining volatility, momentum, social media activity, dominance, and search trends. Below 25 = Extreme Fear (historically excellent accumulation zones). Above 75 = Extreme Greed (historically caution territory).

Buying Gauge vocabulary

How the Galaxy Mind Buying Gauge translates 10 weighted signals into a single 0-100 verdict.

Buying Gauge tier#buying-gauge-tier
The five-tier mapping from the Buying Gauge's 0-100 score to a plain-language verdict. HOLD (0-20) = euphoric crowd, patience. STACK SMALL (21-40) = below-average entry, no edge. STACK (41-60) = mixed signals, DCA on schedule. STACK NOW (61-80) = conditions favorable, stack with conviction. STACK HUGE (81-100) = blood-in-the-streets territory.
Buying Gauge score#buying-gauge-score
A 0-100 verdict computed from 10 weighted signals: MVRV (16%), Mayer Multiple (14%), Puell Multiple (13%), Funding Rate (12%), Fear & Greed (10%), Price vs 30-day MA (9%), 30-day Realized Vol (7%), Hour-of-Day (7%), Day-of-Week (6%), MSTR mNAV (6%). When a signal is null (upstream outage), its weight is redistributed proportionally across the survivors.
Degraded snapshot#degraded-snapshot
A market snapshot in which 3 or more of the 6 weight-bearing market signals are null. Cron jobs that send email alerts and tweets refuse to fire on a degraded snapshot · this prevents Galaxy Mind from broadcasting decisions based on the all-null fallback (score=50, tier=WARM) during multi-day upstream outages.

Allocation engine vocabulary

Terms used by the /fit decision engine and its sleeve recommendations.

Sleeve (allocation)#sleeve
A single position in a recommended portfolio. Each sleeve has a role (anchor / accretion / hedge / yield / leverage / spot), an asset, and a weight that sums with the others to 100%.
Volatility tolerance#volatility-tolerance
User-selected appetite for portfolio volatility, on a 6-tier scale from Minimal (sleep at night, STRC + SATA only) to Ludicrous (heavy 2× leveraged sleeves). Higher tolerance unlocks more aggressive sleeves; the engine guarantees expected return is non-decreasing as tolerance rises (monotonicity invariant).
Sharpe ratio#sharpe-ratio
A measure of risk-adjusted return: (expected return − risk-free rate) / volatility. Higher is better. Galaxy Mind uses a 4.3% risk-free rate (3-month Treasury, mid-2026). The engine computes Sharpe at the portfolio level, factoring in correlation between sleeves.