Bitcoin ETFs post 7th straight inflow day, $314M added Tuesday

Stack
- $314.37M added Tuesday alone, 7th straight day of inflows per SoSoValue
- August total hit $3.03B, just $390M short of October 2025's record
- Year-to-date outflows cut from over $4.5B to $2.26B in weeks

Story
Seven green days sounds like conviction returning. The deficit is only half-closed and bitcoin already dipped 2% the same day the streak held, so flows are outrunning sentiment, not confirming it.

Watch
- Does the streak survive a full week under $80K
- Does August close above or below October 2025's $3.4B-ish total
- Does Fear & Greed keep falling from Tuesday's 65

Full read: https://stackandstory.com/stories/bitcoin-etfs-cut-2026-losses-in-half

Revolut's new euro stablecoin is issued by a Stripe subsidiary, not Revolut

Stack
- EURR live in just 3 EEA markets so far: Denmark, Poland, Portugal
- Issuer is Bridge Building S.A., a Luxembourg-licensed Stripe subsidiary
- Stripe paid $1.1B for Bridge in 2024, the deal behind this pipe

Story
Revolut built the app. Stripe's subsidiary holds the reserves and takes the regulatory risk. That's the deal, and it's becoming the template.

Watch
- Watch whether EURR reserve attestations name only Bridge Building
- Watch for other neobanks signing similar white-label deals with Bridge Building

Full read: https://stackandstory.com/stories/revolut-eurr-stablecoin-stripe-issuer

SEC sends crypto custody rule to White House, bypassing Congress

Stack
- SEC filed "Amendments to the Custody Rules" with OIRA on Aug. 25, per Cointelegraph
- CLARITY Act cloture vote won't come until after September Senate recess
- SEC already dropped its Coinbase enforcement suit in 2025 under the same rulemaking shift

Story
Congress can't move CLARITY, so the SEC is writing custody rules on its own. Advisers and funds could get clarity months before any market structure bill even reaches a vote.

Watch
- Watch whether OIRA closes review within 90 days or drags past year-end
- Watch if CLARITY also stalls after the September cloture vote, leaving this rule as the only thing moving

Full read: https://stackandstory.com/stories/sec-custody-rule-white-house-review

BlackRock drops its bitcoin ETF swap floor to $1M

Stack
- IBIT holds $80B+ in assets, the largest spot bitcoin ETF by far
- The fund has taken 83% of recent net bitcoin ETF inflows
- New swap minimum: $1M, down from a multi-million-dollar threshold

Story
This isn't a pricing tweak, it's distribution. Lowering the swap floor pulls more hedging flow through BlackRock's own book, deepening a moat rivals can't match without IBIT's volume.

Watch
- Watch swap notional volume tied to IBIT in CFTC/FINRA data after the cut
- Watch for rival issuers matching the lower swap terms

Full read: https://stackandstory.com/stories/blackrock-cuts-bitcoin-etf-swap-minimum

Bitcoin ETF inflows are shrinking inside a winning streak

Stack
- $2.8B in ETF inflows over eight days, per Decrypt
- Daily inflow fell 62%, from $606M on Aug 20 to $232M Wednesday
- August needs to beat October 2025 to be the strongest month since then

Story
Eight green days sounds like momentum. The daily numbers show buying pressure cut in half in a week while BTC tests $80K.

Watch
- Daily inflow drops below $100M before the streak ends
- BTC either clears $80K cleanly or reverses within 1-2 sessions

Full read: https://stackandstory.com/stories/bitcoin-etf-streak-hides-fading-demand

Strategy's debt can survive a 96% bitcoin crash.

Stack
- Bitcoin would need to fall 96% before Strategy's BTC stops covering its convertible notes
- Strategy holds cash reserves 2.6x its $1.76B annual obligations
- USDC supply grew $2B in seven days after six months flat, per Bernstein

Story
Strategy's stock trades like a leveraged bitcoin bet, but its debt has almost no price trigger. The real risk is whether equity markets stay open to fund the machine.

Watch
- Watch Strategy's mNAV premium for a drop toward 1.0
- Watch USDC supply for another multi-month stall

Full read: https://stackandstory.com/stories/strategys-real-risk-isnt-bitcoins-price

Circle puts USDC on Chelsea jerseys after FCA warned clubs off crypto sponsors

Stack
- Circle's UK arm has been FCA-authorized since 2018
- USDC itself is not regulated under UK law, per Circle's own statement
- FCA's stablecoin rules don't start until October 2027

Story
Circle's UK entity is authorized. USDC, the thing on the jersey, isn't regulated there until 2027. The sponsorship is legal because the wrapper is legal, not the product.

Watch
- Watch for FCA guidance on stablecoin sponsorships before Oct 2027
- Watch whether other Premier League clubs sign similar crypto deals

Full read: https://stackandstory.com/stories/circle-chelsea-usdc-sponsor-fca-warning

Ex-White House staffer fined $172K for insider Kalshi trades

Stack
- $172,000 penalty ordered against a former White House teleprompter operator, per The Block
- Second CFTC case against a federal employee trading event contracts in four weeks
- Second settlement tied to the same mention-market conduct pattern

Story
This isn't one bad actor. Two federal-employee cases in a month means mention markets created an insider-trading category regulators hadn't priced in until now.

Watch
- Watch for a third CFTC case against a federal employee within the next quarter
- Watch whether Kalshi restricts mention-market access for government-affiliated accounts

Full read: https://stackandstory.com/stories/cftc-fines-teleprompter-operator-kalshi-mention-markets

Bitcoin ETFs bled $202M Friday. Ether, XRP, Solana funds didn't.

Stack
- Bitcoin ETFs lost $201.8M net Friday, ending a 9-day, $3B+ inflow streak (SoSoValue)
- ARKB alone shed $114.9M, more than 3x IBIT's $33.4M outflow (Farside)
- Solana ETFs hit $1.7B cumulative inflows with zero sustained outflow streak (Balchunas)

Story
This reads like a Bitcoin cooldown but the money didn't leave crypto, it left Bitcoin specifically. Ether, XRP and Solana funds kept adding the same day.

Watch
- Watch if Bitcoin ETFs post a second straight outflow day while altcoin funds stay positive
- Watch ARKB/BITB outflow share vs IBIT's on a percentage-of-assets basis

Full read: https://stackandstory.com/stories/bitcoin-etfs-bleed-altcoin-funds-dont

Cosmos Labs admits it cleared a bug too soon, six chains paid for it

Stack
- $5.7M drained across six Cosmos chains in one exploit
- MANTRA Chain alone lost $3.6M, 63% of the total
- Patch went live just 20 hours before the attack, per MANTRA

Story
This isn't a code bug story, it's a sign-off story. Cosmos Labs said the flaw was fixed when it wasn't, and six chains trusted that word instead of checking themselves.

Watch
- Watch for Cosmos Labs' root-cause report naming the actual flaw
- Watch for other Cosmos chains disclosing losses beyond $5.7M

Full read: https://stackandstory.com/stories/cosmos-labs-botched-fix-before-hack

Polygon fixed live bugs quietly, told the public after

Stack
- Two hard forks, Austin and Kyoto, patched separate clients in one cycle
- Zero exploitation confirmed by Polygon before disclosure
- Fixes hit both Bor (execution) and Heimdari (consensus) layers

Story
Patch-then-disclose isn't hiding a bug forever, it's closing the window before anyone can weaponize the announcement. The real cost is that users had to take Polygon's word for it during the entire gap.

Watch
- Any independent researcher disputing Polygon's no-exploitation claim
- Whether Polygon adopts a formal disclosure-timeline policy going forward

Full read: https://stackandstory.com/stories/polygon-patched-flaws-before-disclosure

Strategy buys $370M in bitcoin after 10-week pause

Stack
- Strategy bought 4,603 BTC for $369.7M, averaging $80,318 per coin
- The company sits on $6.7B combined cash reserves after the pause
- MSTR stock is down 20% YTD despite bitcoin's 24% monthly gain

Story
Strategy spent 5.5% of its cash cushion on this buy and kept the rest parked. This reads as a signal purchase, not a return to full-throttle accumulation.

Watch
- Watch the next 8-K: more BTC buys or stock buybacks?
- Watch whether MSTR starts tracking BTC's price gains again

Full read: https://stackandstory.com/stories/strategys-buyback-pause-was-never-a-pause

Webull's Canada crypto push runs entirely on Coinbase's rails

Stack
- Canadian crypto ownership hit 25% in 2025, up from 10% in 2023, per OSC data
- Webull's Canada listing shows 10 assets including BTC, ETH, SOL
- Canada is Webull's fourth crypto market after the US, Australia, Brazil

Story
Webull isn't building a crypto business, it's renting one from Coinbase. The real winner here is whoever owns the custody layer, not whoever owns the retail app.

Watch
- Watch whether other Canadian brokerages sign similar Coinbase CaaS deals within two quarters
- Watch whether Canada's Stablecoin Act passes with custody rules that touch CaaS clients

Full read: https://stackandstory.com/stories/webull-outsources-canada-crypto-to-coinbase

Cango's fleet cut couldn't stop an $81.6M quarterly loss

Stack
- Cango posted an $81.6 million net loss for Q2, per The Block
- Shares fell 20% the day the results hit
- Cango converted from auto finance to bitcoin mining in late 2024

Story
Cango cut its mining fleet to save money and lost more money anyway. Shrinking capacity only helps if the machines left standing earn their keep, and this quarter they didn't.

Watch
- Watch whether Cango's Q3 loss narrows even with flat bitcoin prices
- Watch for hash rate and cost-per-coin disclosure in the next filing

Full read: https://stackandstory.com/stories/cango-bitcoin-miner-q2-loss

Robinhood Chain's DEX volume hits $1.6B, but deposits lag far behind

Stack
- DEX volume: $1.595 billion in 24 hours, up 61% in four days
- DeFi TVL: just $738.11 million, less than half the daily volume
- Stablecoin cap: $796.74 million, also trailing the volume figure

Story
The volume number is the one everyone will quote. The deposit number is the one that matters, and it's less than half the size.

Watch
- Watch if TVL crosses $1B within two weeks
- Watch if volume holds above $1B once any launch incentives expire

Full read: https://stackandstory.com/stories/robinhood-chain-dex-volume-hits-1-6b

Singapore bans stablecoin issuers from paying yield, not distributors

Stack
- MAS proposal requires 100% cash/cash-equivalent reserve backing for stablecoin issuers
- The yield ban covers issuer-to-holder payments only, not third-party distributors
- Singapore's dedicated stablecoin framework has existed since 2023, now getting amended

Story
MAS just banned yield from the one party that never had much margin on it anyway. Exchanges and wallets that pass through reserve income to customers aren't touched.

Watch
- Watch if MAS extends the rule to exchanges/wallets passing through stablecoin rewards
- Watch issuer reserve mix shift toward shorter-duration cash after the rule lands

Full read: https://stackandstory.com/stories/singapore-stablecoin-yield-ban-100-reserves

Tether froze $42M in USDT months before any warrant existed, lawsuit says

Stack
- Plaintiffs say Tether froze $42.4M on an informal agent request, no warrant attached
- A seizure warrant reportedly surfaced only months after the freeze began
- Tether has frozen over $2B in USDT tied to law enforcement requests since 2021

Story
Tether frames freezes as compliance wins. This suit says the freeze came before the warrant, not after, which means a phone call locked $42M with no court order in sight.

Watch
- Watch whether Tether's filing confirms or disputes the freeze-before-warrant timeline
- Watch whether the eventual warrant cites pre-freeze or post-freeze evidence

Full read: https://stackandstory.com/stories/tether-froze-42-million-before-warrant

Crypto groups tell SEC: lock in ETF rules before the next wave hits.

Stack
- CCI wants non-ETF products to get the same regulatory efficiencies ETFs already have
- A16z says assess products by assets and risk, not by label
- Commenters split over how to treat event contracts inside fund structures

Story
This reads like paperwork lobbying. It's actually a race against the clock: every month the SEC spends classifying a staking ETF is a month issuers can't collect fees on it.

Watch
- Watch for SEC classification guidance before the next comment deadline closes
- Watch Q4 2026 novel ETF filing counts versus prior quarters

Full read: https://stackandstory.com/stories/crypto-lobby-sec-etf-classifications

Ether, XRP ETF streaks snap same day Bitcoin funds bounce back

Stack
- Ether ETFs: $48M out Wednesday after $1.62B in over 12 days
- XRP ETFs: $7.2M out after $170M in over 11 days
- Bitcoin ETFs: $101.2M in, reversing a $236.5M outflow day prior

Story
This looks like rotation out of altcoins into Bitcoin. It's really every asset falling together, with Bitcoin just falling less.

Watch
- Watch if Ether outflows run past one session or reverse back to inflow
- Watch if BlackRock's staked ETH fund keeps absorbing ETHA's redemptions

Full read: https://stackandstory.com/stories/ether-xrp-etf-streaks-end-bitcoin-rebound

SoFi trades its bank charter for Kraken's order books

Stack
- SoFi holds a national bank charter, rare among crypto-adjacent firms, per Decrypt
- Kraken Prime now executes trades for SoFi's entire crypto customer base
- Deal bundles three legs: settlement network access, SoFiUSD listing, and Prime liquidity

Story
This reads like a stablecoin listing but it's a settlement-rail sale. SoFi's bank charter is the product; Kraken's order books are the payment.

Watch
- SoFiUSD volume on Kraken in its first full quarter listed
- Any second exchange signing onto SoFi's settlement network within two quarters

Full read: https://stackandstory.com/stories/sofi-stablecoin-kraken-settlement-deal

Coinbase asks SEC to let stocks trade like crypto: nonstop.

Stack
- NYSE/Nasdaq cash sessions run ~6.5 hours a day, five days a week
- Coinbase already runs 24/7 crypto derivatives via its CFTC-registered arm
- Filing seeks approval for equity perpetuals with no expiry, no daily close

Story
This isn't a new listing request. Coinbase is trying to move equity exposure into a derivatives wrapper it already controls, sidestepping the exchanges' clearing and settlement systems entirely.

Watch
- Watch whether the SEC opens comment or denies outright, and how it classifies the product
- Watch for CME or Cboe filing rival equity-perpetual proposals once this goes public

Full read: https://stackandstory.com/stories/coinbase-24-7-equity-perpetuals-sec