• US spot Bitcoin ETFs recorded $190.7 million in net inflows on September 24.

• BlackRock's IBIT led with $162.6 million as the six-session streak reached $2.84 billion.

• 2026 ETF flows swung from a $5.8 billion mid-July deficit to $800 million net positive.

Sixth Straight ETF Inflow

United States spot Bitcoin ETFs absorbed $190.7 million in net inflows on September 24, extending their winning run to six consecutive trading sessions. BlackRock's IBIT drove the day with $162.6 million, while Fidelity's FBTC added $12.9 million and Morgan Stanley's MSBT took in $10.2 million. Bitwise's BITB ($4.1 million) and Franklin Templeton's EZBC ($4.9 million) also closed green, partly offset by a $4 million exit from WisdomTree's BTCW. Aggregate ETF flow data puts the six-session haul near $2.84 billion — $159.5 million on September 17, $433 million on September 18, $999 million on September 21, $714.7 million on September 22 and $346.9 million on September 23 — a clean reversal from the $450.4 million and $295.9 million outflows of September 15 and 16. Cumulative 2026 flows have now flipped from a $5.8 billion deficit in mid-July to roughly $800 million net positive, a $6.6 billion swing in just over two months, and on-chain accumulation metrics show whale buying reinforcing the institutional bid rather than retail chasing.

From a $75,000 Dip to $87,000

Price action this week has been as eventful as the flows. The largest proof-of-work asset entered the week recovering from a slide to $75,000 that followed the CLARITY Act's failure in the US Senate and a Federal Reserve rate hike, then reclaimed $80,000 and never looked back. Bulls added $7,000 in under 24 hours to push Bitcoin above $87,000 on September 21 — its first print above that level since late January, on a daily gain exceeding 7%. A brief weekend stall near $82,000 after fresh war-front headlines did nothing to break the structure. Sellers have twice capped the advance near $87,300, and the asset dipped under $83,000 on Thursday before bouncing to $85,000 and easing toward $83,500. That still leaves roughly a 5% weekly gain, and long-term holders — the HODL cohort — show no sign of distributing into strength, though altcoins have outshone BTC — ENA up 52%, NEAR 45%, ONDO 40% — pulling dominance down about 2% to 56.5%.

bitFlyer Yen Withdrawals Pile Up

In Japan, the rally is already showing up in domestic money flows. bitFlyer, one of the country's largest crypto exchanges, said through its official status account on September 25 that Japanese yen withdrawal requests have surged, stretching processing times beyond normal; depending on request timing and bank-side handling, funds may not land until the next banking business day. The exchange's official announcement confirms applications are being processed in order, but discloses no cause, request count or aggregate withdrawal amount. That gap matters: a yen withdrawal is a fiat banking transfer, procedurally separate from sending crypto off the platform, so it does not mean Bitcoin itself is leaving the exchange. Social chatter has framed the surge as post-rally profit-taking — Bitcoin broke $87,000 on September 21 with a 7%-plus daily gain — or as defensive flight ahead of a crash, but nothing disclosed so far supports either reading. bitFlyer's status page shows all trading systems operational, and readers weighing venues can consult our guide to the best crypto exchanges.

$87,300 Rejection in Focus

COINOTAG's proprietary 42-indicator composite S/R scoring engine frames the battleground precisely. Spot sits at $83,925 at the time of writing (-0.31% in 24 hours), pinned beneath the $84,075 resistance rated 76/100 on Pivot Point and Keltner Upper confluence, with the far tougher $87,329 ceiling scored 85/100 on Bollinger Band Upper, pivot R3 and Donchian Upper — the line that rejected both rally legs this week. Below, the $81,082 support rates 80/100 (SMA 20, Ichimoku Kijun), cushioned by the $83,103 shelf at 56/100. Derivatives lean bullish but crowded: funding of 0.0009%, $15.98 billion in open interest and a 1.40 long/short account ratio (58.4% long), with Fear & Greed at 74 (Greed) arguing against fresh leverage. A daily close above $84,075 targets $87,329; losing $81,082 invalidates the uptrend thesis.