Treasuries Weekly — October 17, 2025: 2,830 ETH · 1,044,566 SOL from 6 entities

Section 01 The Week

Upexi Inc (UPXI) acquired 800,000 SOL for $136,000,000 this week, the largest treasury purchase by USD value across all assets. SOL dominated activity: five companies added 1,044,566 SOL totaling $169,990,880 in USD terms. Canaan (CAN) entered the ETH cohort with 2,830 ETH for $10,861,314, marking one of two new stackers this week. DeFi Development Corp and Forward Industries each added SOL positions, while SOL Strategies Inc and DigitalX rounded out the purchase list. The week logged six distinct filers across two assets.

Filings Recent Purchases

Company	Amount	USD	Date
DeFi Development Corp (DFDV)	86,307 SOL	$9.6M	Oct 16
Forward Industries (FWDI)	49,599 SOL	$3.5M	Oct 15
Upexi Inc (UPXI)	800,000 SOL	$136.0M	Oct 15
SOL Strategies Inc (HODL.CN)	88,433 SOL	$17.1M	Oct 14
Canaan (CAN)	2,830 ETH	$10.9M	Oct 10
DigitalX (DCC.AX)	20,227 SOL	$3.8M	Oct 10

Section 02 Notable Filings

Canaan's move into ETH represents a first corporate-balance-sheet entry for the company; the $10,861,314 acquisition on October 10 occurred at $3,837.92 per ETH. Upexi's $136,000,000 SOL purchase on October 15 at $170 per SOL signals substantial institutional appetite for Solana. DigitalX, an Australian filer, entered the SOL cohort with 20,227 SOL for $3,820,880. None of these purchases have corresponding SEC filings in the bundle yet, though institutional disclosure patterns typically follow within standard reporting windows.

First-time filings New Stackers

Company	Now holding
Canaan (CAN)	0 ETH
DigitalX (DCC.AX)	0 SOL

Leaderboard Top Five

#	Company	Holdings	Value
1	Strategy (MSTR)	818,334 BTC	$64.5B
2	BlackRock iShares Bitcoin Trust (IBIT)	811,982 BTC	$64.0B
3	United States (GOV-US)	328,372 BTC	$25.9B
4	China (GOV-CN)	194,000 BTC	$15.3B
5	Fidelity Wise Origin Bitcoin Fund (FBTC)	187,975 BTC	$14.8B

Section 03 One Chart

Entity	Share of top-five concentration	Holdings
Strategy (MSTR)		818,334 BTC
BlackRock iShares Bitcoin Trust (IBIT)		811,982 BTC
United States (GOV-US)		328,372 BTC
China (GOV-CN)		194,000 BTC
Fidelity Wise Origin Bitcoin Fund (FBTC)		187,975 BTC

SOL captured 93.9 percent of this week's $180,852,194 in total treasury activity by USD value, while ETH accounted for 6.1 percent. The SOL cohort added five new corporate holders versus one for ETH and zero for BTC, suggesting growing institutional diversification beyond Bitcoin's historically dominant role in corporate treasury stacks.

You're reading Treasuries Weekly — a briefing on corporate BTC, ETH, and SOL balance-sheet adoption from CorpStacking.
Editorial is not investment advice. Data sourced from SEC EDGAR, CoinGecko, and primary corporate filings.

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