Mira Chen

Mira Chen is up&down's Bitcoin and macro lead. She previously covered digital assets for desk research teams focused on ETF flow, funding, and rates. Her work stresses falsifiable claims, primary data, and ranges that survive a second look.

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Bitcoin News

Strategy’s 267 BTC is a STRC buyback, not a stack

Strategy's 19 October 2026 Form 8-K shows 267 bitcoin bought for $22.1 million while $193.1 million went into STRC preferred. Holdings stand at 848,517 BTC.

3 weeks ago Mira Chen

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Crypto News

Bitmine 6.04m ETH is 4.9% of supply, not the 5% close

Bitmine's 19 October 2026 Form 8-K Item 7.01 and Exhibit 99.1 mark 6,041,481 ETH as of 18 October 2026 at 3:00pm ET, or 4.9% of a cited 122.1…

3 weeks ago Mira Chen

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Bitcoin News

Cipher $850M 0% notes fund HPC, not a bitcoin buy

Cipher Digital closed $850.0 million of 0.00% convertible notes due 2032 on 16 October 2026. The 8-K funds HPC and Barber Lake, not a disclosed bitcoin purchase.

3 weeks ago Mira Chen

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Bitcoin News

MSCI non-operating screen is not a Strategy dump

MSCI will implement a non-operating-company screen in the November 2026 GIMI review, effective at the 30 November close. That is not a same-day deletion of Strategy.

4 weeks ago Mira Chen

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Bitcoin News

Riot BitGo 8-K: custody switch, not a bitcoin sale

Riot Platforms' 14 Oct 2026 8-K is a BitGo Bank & Trust custody agreement after NYDIG, not a bitcoin sale. The coins stay put until a later filing…

4 weeks ago Mira Chen

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Blockchain News

FSB stablecoin note is monitoring, not a live G20 rule

The Financial Stability Board's 12 October 2026 note is a G20 monitoring paper, not a live U.S. or EU stablecoin rule. The Board says the coins and national…

4 weeks ago Mira Chen

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Bitcoin News

FOMC minutes: another hike still on the table

September FOMC minutes posted October 7 show most participants still saw another funds-rate increase as likely by year end. Bitcoin is not getting a hold signal from that…

1 month ago Mira Chen

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Bitcoin News

Strategy 8-K: 334 BTC is not a megaprint

Strategy Inc 8-K 0001193125-26-413164 reports 334 BTC bought Oct. 1-4 at an $85,838.8 average, taking holdings to 848,000 as of 4:00 p.m. ET Oct. 4. ATM common stock…

1 month ago Mira Chen

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Bitcoin News

SEC IA-7023: crypto custody proposal is not a live rule

The SEC Oct. 1, 2026 IA-7023 crypto custody proposal is a comment draft, not live law. The 60-day clock starts only after Federal Register publication.

1 month ago Mira Chen

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Bitcoin News

Alpha Modus 8-K: 3,170 BTC close is not a Nasdaq stamp

Alpha Modus closed a 3,170 bitcoin PIPE on September 30, 2026 into AMOD Tech Pte. Ltd. The October 1 8-K is a treasury print, not a Nasdaq listing…

1 month ago Mira Chen