Avanza Bank holds $298K in shares of Bitcoin treasury company Strategy

Sweden’s Avanza Bank reports holding 2,122 shares of Strategy, the Bitcoin treasury company many investors still know as MicroStrategy. The position is valued at $298K. Avanza does not let customers buy Bitcoin directly, yet its fund arm owns a slice of the largest corporate Bitcoin holder anywhere. What Avanza actually owns The stake sits with Avanza Fonder AB, the bank’s fund management subsidiary. It shows up in 13F filings, the quarterly holdings reports that large investment managers submit to US regulators. The share count has held around 2,100 shares, with the latest disclosure putting it at 2,122. The most recent report, dated June 30, 2026, confirmed the holding had not meaningfully changed. The dollar value, on the other hand, has been anything but steady. Across recent quarterly filings, the same block of shares has been worth anywhere from $185K to $312K. The swings track the MSTR share price, not any buying or selling by Avanza. Filings show the stake was valued at $312K in Q4 2025 and $265K in Q1 2026, with the share count unchanged throughout. Why a Swedish broker owns a Bitcoin proxy Avanza is one of Sweden’s leading online brokers, serving more than 2 million custo...