[Accumulation watch] IOST, AURORA show buying strength as SOPH, ORCA face selling pressure

IOST rose 70% over the week as trading volume surged 4,636%, signaling stronger buying activity. SOPH fell 45% while volume increased 164%, pointing to heavier selling pressure.

Data as of October 21, 2026, at 11:21 UTC.

① Price up + volume up (bullish confirmation signal) Assets with weekly gains in both price and trading volume, indicating stronger buying activity.

IOST (IOST): price +70% | volume +4,636%; Aurora (AURORA): price +11% | volume +5%; BlackBerry Limited (BB): price +5% | volume +107%.

② Price up + volume down (buying fatigue signal) Assets whose prices rose over the week while trading volume declined, suggesting weaker support for the gains.

Open Campus (EDU): price +6% | volume -44%; GoPlus (GPS): price +6% | volume -84%; Cartesi (CTSI): price +1% | volume -42%.

③ Price down + volume up (selling pressure signal) Assets with falling prices and rising trading volume, suggesting increased selling pressure.

Sophon (SOPH): price -45% | volume +164%; Orca (ORCA): price -11% | volume +103%; DoubleZero (2Z): price -10% | volume +15%.

④ Price down + volume down (waning interest and cooling activity) Assets with weekly declines in both price and trading volume, indicating a slowdown in activity.

Walrus (WAL): price -28% | volume -85%; Momentum (MMT): price -17% | volume -36%; Plume (PLUME): price -14% | volume -38%.

Long-running accumulation assets Re Protocol (RE), accumulation began July 23, 2026: weekly price -8% | volume -11%; Lagrange (LA), accumulation began July 24, 2026: weekly price -7% | volume +214%; Aerodrome (AERO), accumulation began July 28, 2026: weekly price -6% | volume +52%.

Re Protocol recorded declines in both price and volume, indicating quieter trading. Lagrange's price fell as volume more than tripled, showing heavier activity during the decline. Aerodrome also traded lower despite increased volume.

Recent accumulation assets Micron Technology (MU), accumulation day 33: weekly price -2% | volume -35%; Steem (STEEM), accumulation day 34: weekly price -3% | volume -8%; Civic (CVC), accumulation day 34: weekly price -4% | volume +51%.

Micron Technology had the smallest weekly price decline among the recent accumulation assets, while its trading volume contracted. Steem also recorded declines in both measures. Civic had the largest price decline of the three, accompanied by rising volume.

[Editor's note] This column tracks accumulation duration alongside weekly price and trading volume changes. The groups distinguish rising prices supported by increased activity, gains on declining activity, declines on heavier trading and declines accompanied by quieter trading.

This article does not provide financial advice. The analysis describes market data and does not recommend any asset.