Serenity said in a post on X that he remains bullish on memory stocks such as Micron and Samsung, while adding that this week’s focus in the photonics space has shifted back to AXT and Lumentum. He pointed to earlier signs of tight supply across the photonics sector, saying laser capacity at Coherent and Lumentum has already been sold out for the next two years. He also cited AAOI’s previous earnings report as evidence that demand for optical modules remains strong. On the memory side, Serenity said many retail investors have gone through panic selling, even as the broader setup has not fully broken down. He acknowledged that the market has changed in some respects, including memory optimization tied to Nvidia Rubin Ultra and the fact that memory prices have not risen as sharply as previously expected. Even so, he argued that at current prices, operating profit at storage companies still looks unusually large relative to market capitalization, especially with storage demand seeing structural growth. He added that the supply-demand imbalance could become more severe next year and said market sentiment often shifts faster than industry bottlenecks or underlying fundamentals.

The U.S. Federal Communications Commission is considering restrictions on some new data-center optical modules made by Chinese vendors, but the proposal is still in draft form and several core definitions remain unsettled. The biggest open questions are whether the FCC will define "Chinese origin" by brand, manufacturing location, or component source, whether older models can still enter the U.S., and whether non-Chinese brands using Chinese-made substrates or lasers could still qualify for exemptions. For now, the market is trading the possibility that orders shift toward non-Chinese suppliers. WhiteLine Daily identified Coherent, Lumentum, and Applied Optoelectronics as the most direct potential beneficiaries if U.S. cloud companies continue building AI data centers while Chinese new-model supply faces limits. Marvell and Broadcom could benefit later, but only if demand passes through to DSP, driver-chip, and connectivity layers after module makers actually expand output. Over a longer horizon, the report says the more important constraint may not be module assembly capacity but the supply of indium phosphide, or InP, across substrates, epitaxial wafers, and lasers. AXT, IQE, and Sivers map to different parts of that chain, though each carries a different mix of policy risk and commercial visibility. The report argues that the real test will be the final FCC rule, confirmed customer orders, and whether non-China capacity can scale fast enough.

Binance spot data shows sharp market swings. HFT surged 88.16% in 24 hours to hit a new daily high, while TUT gained 15.34% after bouncing off lows. SYN, ACX, STO, DOLO and AXTIB all pulled back after spiking, with losses ranging from 7.1% to 25.03%. LDO also rebounded, rising 8.14%, while GSB hit a weekly high, up 10.14%.

Morgan Stanley said in an Aug. 4 research note that a proposed U.S. restriction on new Chinese data-center components would benefit non-Chinese optical module suppliers, with Coherent seen as the biggest scaled winner and Lumentum positioned to gain indirectly through tighter EML laser supply. The bank’s argument, however, was not that market share can shift overnight. It said near-term execution would be difficult because non-Chinese suppliers still face capacity limits, certification constraints, and dependence on Chinese indium phosphide, or InP, substrates. According to Reuters, the Trump administration and the Federal Communications Commission are preparing measures that would restrict new Chinese data-center components from entering the U.S. market, with optical modules specifically mentioned. Morgan Stanley said Chinese vendors currently account for about half of the optical module market through companies such as Innolight and Eoptolink, so any ban would force demand toward alternative suppliers. Still, the bank said existing production capacity is not enough to fully replace that share in the short run. Morgan Stanley also flagged two bottlenecks that could shape the outcome: insufficient non-Chinese production capacity and the global supply chain’s reliance on China for InP substrates. If restrictions are implemented, the bank expects a short-term supply shock, while the longer-term structural benefit to non-Chinese suppliers may take more time to emerge.

Binance spot market data showed sharp moves across several tokens, according to ChainCatcher. HFT posted the biggest gain in the group, rising 23.06% over the past 24 hours. BICO also moved higher, up 8.96%, and was described as showing a rebound after touching lower levels. On the downside, VANRY fell 15.26% in 24 hours and showed a pattern of rising first before pulling back. MOVE and CBRSB recorded similar pullback patterns, with declines of 6.33% and 5.81%, respectively. Other tokens named in the market snapshot included PIVX, VIC, ACX, and AXTIB, all of which were described as rebounding from earlier lows. Their gains ranged from 5.81% to 7.42%. The data points to broad volatility in the spot market rather than a one-direction move, with both sharp advances and notable pullbacks appearing at the same time across different assets.

Nvidia has told the market that its Spectrum-X Ethernet Photonics switch has entered production, easing fears that co-packaged optics, or CPO, had been pushed back across the board. That update changed the debate. Investors are no longer focused on whether the product can be built at all, but on when shipments can scale and whether that demand will show up in reported results. WhiteLine Daily argues that the clearest near-term opportunity is not the whole optical module space. Capital has been leaning instead toward the earlier parts of the supply chain, especially lasers, indium phosphide materials and production equipment. The positioning of the LAZR photon and optical communications ETF reflects that preference, with exposure spread across laser makers, InP substrate suppliers, MOCVD equipment, silicon photonics foundry capacity and testing. The report also points to AXT and Aehr as two companies showing more direct operating signals. AXT posted stronger second-quarter revenue and margin, while Aehr reported rising orders and backlog alongside a higher fiscal 2027 revenue outlook. Even so, the report says the next step is still confirmation: larger Nvidia shipments in the second half, upstream orders turning into revenue, and a clearer customer list and delivery timeline for scale-up CPO.

ChainCatcher, citing Binance spot market data, reported sharp moves across several tokens over the past 24 hours. BANK rose 15.93% and AXTIB gained 8.83%, with both described as rebounding after hitting lower levels. On the downside, FLNCB pulled back after an earlier rise and posted a 9.88% loss. EGLD fell 8.97% after touching a weekly low, while ESP dropped 10.42% after hitting a daily low. COTI and GTC were also listed as showing a rise-then-retreat pattern, down 14.9% and 6.2%, respectively. JUV, meanwhile, reached its 24-hour high and posted a 5.96% gain. The report framed the moves as part of broader volatility in the Binance spot market.

July 31 brought a dense mix of crypto, equity-market, and policy headlines. On the corporate side, Coinbase reported $1.22 billion in second-quarter revenue, down 14% from the prior quarter and below the $1.29 billion expected by the market, while Strategy posted an $8.2 billion quarterly loss tied mainly to unrealized losses on its Bitcoin holdings and said it held 843,775 BTC at the latest disclosure. In one of the day’s most closely watched cross-market stories, people familiar with the matter said Citadel had acquired most of the equity portfolio of Situational Awareness, the $24 billion hedge fund founded by former OpenAI researcher Leopold Aschenbrenner, after losses tied to AI-related trades. Elsewhere, Aave said it would retire 50 low-adoption reserves and wind down deployments on six chains, Uniswap launched a beta product for token launches, and ENS DAO proposed creating a full-time operating foundation. On the policy front, U.S. senators submitted a new compromise proposal tied to ethics provisions in the Clarity Act, while South Korea said it had completed a draft digital asset framework bill and is also considering rules that could cover AI agent payments and suspicious-account payment freezes.