As of Could 21, 2025, the 4-hour chart of Solana (SOLUSD) on Coinbase exhibits the formation of a bullish flag sample. This technical setup developed after a pointy upward transfer, adopted by a downward-sloping consolidation vary drawn in purple.

A bullish flag is a continuation sample. It kinds when the worth climbs rapidly (flagpole), consolidates in a downward channel (the flag), and usually breaks out to proceed its prior uptrend.
If the breakout confirms, Solana’s worth might surge by roughly 29% from the present stage of $170.80. The projected goal stands at $220.01, based mostly on the peak of the flagpole added to the breakout level.
On the identical time, the 50-period Exponential Transferring Common (EMA) is positioned at $168.54. This EMA acts as a short-term dynamic assist stage, and SOL is at the moment buying and selling above it.
In the meantime, the Relative Energy Index (RSI), which measures momentum, reads 54.40. This worth is simply above the impartial 50 mark and signifies slight bullish energy with out being overbought.
Quantity information additionally exhibits a decline through the flag formation. This conduct is typical in such patterns and usually precedes a breakout when the amount will increase once more.
If Solana breaks above the flag’s higher purple trendline with sturdy quantity, it might affirm the bullish flag and open the way in which towards the $220.01 goal.
Solana BBTrend Stays Bearish as Downward Momentum Persists
Menawhile, Solana’s BBTrend (Bollinger Band Development) indicator stands at –4.31, displaying sturdy bearish momentum. That is the third day in a row that the indicator stays in detrimental territory.

The Bollinger Band Development measures the energy and route of worth motion in relation to the width of the Bollinger Bands. Bollinger Bands are volatility indicators that develop and contract based mostly on worth fluctuations. When the BBTrend is above zero, it usually alerts bullish (upward) momentum. When it stays beneath zero, it signifies bearish (downward) momentum.
Proper now, the BBTrend for Solana is hovering round –4. This exhibits constant downward strain with no indicators of volatility increasing upward. The sample means that sellers nonetheless management the short-term pattern, and the worth isn’t gaining bullish energy.
If the BBTrend continues at these ranges, Solana might stay in a sideways or downward part, until a pointy reversal pushes the indicator above zero. Merchants usually watch this indicator to evaluate whether or not a breakout is probably going or if the market will keep weak.
SEC Delays Solana ETF Determination Once more, Cites Market Considerations
On Could 20, 2025, the US Securities and Change Fee (SEC) delayed its choice on a number of Solana-based exchange-traded fund (ETF) purposes. Firms affected embody Bitwise, VanEck, 21Shares, Canary Capital, and Constancy.

The SEC stated it wants extra time to assessment whether or not Solana markets are secure for buyers and free from manipulation. Though the choice isn’t a full rejection, it continues the SEC’s cautious strategy to approving crypto ETFs that don’t contain Bitcoin or Ethereum.
This newest delay exhibits that the SEC stays cautious with regards to altcoin-based ETFs. The company defined that it wants to check authorized points, market construction, and how effectively Solana’s buying and selling setting can defend buyers from manipulation.
In contrast to Bitcoin and Ethereum, which have already obtained ETF approvals, Solana should clear a number of regulatory hurdles earlier than approval is feasible. The SEC has now opened a proper remark interval, asking the general public to share opinions on the pending Solana ETF proposals.
What’s Subsequent for the Solana ETF?
The SEC’s subsequent assessment deadline is in July 2025. By then, ETF candidates are anticipated to submit extra information, suggest stronger monitoring methods, and current methods to cut back investor dangers. Nevertheless, there isn’t a assure the SEC will approve the purposes in July. The company might request extra particulars or delay the method once more.
Solana stays a high altcoin with a quick and rising blockchain community. However earlier than it may enter conventional finance by means of an ETF, it should first move the SEC’s authorized and security checks.
For now, Solana stays within the regulatory ready room.
Solana Prepares for a Consensus Swap with Alpenglow Innovation
Solana is about to improve its community consensus with the introduction of Alpenglow. In a significant announcement on the Solana Speed up occasion on Could 19, 2025, analysis agency Anza revealed that Alpenglow will exchange Solana’s present hybrid system based mostly on Proof-of-Historical past and TowerBFT.
Transitioning to a brand new period, Alpenglow focuses on considerably growing consensus pace. The modern protocol introduces two key elements: Votor and Rotor. Particularly, Votor will serve as the voting mechanism. It finalizes blocks based mostly on community participation – finalizing a couple of times relying on the accessible stake. For instance, when 80% of the stake is on the market, just one voting spherical is required, but when solely 60% participates, two rounds are required.
In the meantime, Rotor will improve information transmission inside the community. In contrast to Solana’s earlier Turbine construction, Rotor will use single-layer nodes as a substitute of a multilayer tree configuration. This transformation is anticipated to cut back the delays brought on by a number of information “hops” throughout block propagation.
Moreover, Alpenglow goals to cut back block finality time dramatically – slicing it from 12.8 seconds all the way down to a median of 150 milliseconds. This enchancment implies that Solana can match, and even problem, the responsiveness of conventional Web2 infrastructures. Consequently, the community’s total pace and effectivity will enhance considerably.
As well as, Solana founder Anatoly Yakovenko praised the Alpenglow mannequin on social media, describing it as a “easy and elegant design that’s very easy to intuit.” His endorsement displays the sturdy confidence inside the Solana neighborhood relating to this improve.
At present, the Alpenglow prototype is on the market for testing. Trying forward, the brand new consensus mechanism could possibly be built-in into the Solana testnet within the coming months. Nevertheless, a full mainnet improve will rely upon a Solana Enchancment Doc (SIMD) proposal anticipated later this yr.
Total, Solana’s upcoming transition to Alpenglow marks a major step ahead. The community not solely bolsters its efficiency but additionally reinforces its dedication to innovation within the blockchain area.