Option Volume Surges: NVIDIA, Tesla, MicroStrategy, and Apple Lead Open Interest Growth

On Friday, total option volume reached 70 million contracts, resulting in a net open interest increase of 9.13 million calls and 7.24 million puts. NVIDIA, Tesla, MicroStrategy, and Apple saw significant growth. The top five new positions opened included American Airlines, Tesla, Nu Holdings, Nu Holdings, and NVIDIA weekly calls and puts.

JDC Group AG has successfully placed a new senior secured floating rate bond with an initial volume of EUR 70 million, as announced on August 18, 2025. The bond, issued under Norwegian law, bears interest at a rate equal to EURIBOR (three months) plus a margin of 4.5% p.a. and has a term of four years. The bond is secured by the pledge of shares in significant Group companies and the assignment of intra-group loans. The issue was significantly oversubscribed, with Pareto Securities AS, Frankfurt Branch, acting as the sole manager for the placement. The net proceeds from the bond issue will be used to finance the acquisition of 60% of the shares in FMK Compare GmbH and HVG Hanse GmbH by Jung, DMS & Cie. AG, a wholly owned subsidiary of JDC Group AG [1].

Meanwhile, MicroStrategy, the company co-founded by Michael Saylor, continues to expand its Bitcoin holdings. As of July 2, 2025, MicroStrategy holds 628,946 Bitcoin worth over $74.2 billion, showing unrealized gains exceeding $28 billion. The company maintains a 60%+ return on its Bitcoin investment, according to SaylorTracker data. Since the Trump November election, MicroStrategy has more than doubled its holdings by acquiring 376,726 Bitcoin in nine months, a pace that dramatically exceeds their previous four-year accumulation of 252,220 Bitcoin. The firm remains the largest corporate Bitcoin holder, with its stash exceeding the combined holdings of the top 10 Bitcoin treasury companies [2].

References:

[1] https://www.tradingview.com/news/eqs:0d9db6341094b:0-jdc-group-ag-successfully-places-a-new-senior-secured-bond-with-a-volume-of-eur-70-million/
[2] https://coinmarketcap.com/academy/article/microstrategy-signals-fresh-bitcoin-purchase-at-dollar117k