MicroStrategy (MSTR) insider buying

Technology · Software - Application · Market cap $50.1B

5 open-market purchases of MSTR by MicroStrategy's executives and directors since November 2025, worth $1M in total, from SEC Form 4 filings.

The most recent: Phong Le bought $249,947 on March 19, 2026.

The biggest buyer over the period is Carl J Rickertsen: 1 purchase, $779,400.

By year

YearPurchasesValue
20264$1M
20251$104,808

Biggest buyers

InsiderBuysValue
Carl J Rickertsen
1$779,400
Phong Le
2$251,146
Jane A Dietze
2$204,288

Every purchase

Newest first. From SEC Form 4 filings. Insider buying across the market.

DateInsiderSharesPriceValueFiling
Mar 19, 2026 Phong Le
 2,509$99.62$249,947 Form 4
Jan 20, 2026 Jane A Dietze
 1,000$99.48$99,480 Form 4
Jan 12, 2026 Carl J Rickertsen
 5,000$155.88$779,400 Form 4
Jan 8, 2026 Phong Le
 12$99.99$1,200 Form 4
Nov 21, 2025 Jane A Dietze
 1,100$95.28$104,808 Form 4
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Questions

Are MicroStrategy insiders buying the stock?

5 open-market purchases of MSTR by MicroStrategy's executives and directors since November 2025, worth $1M in total, from SEC Form 4 filings. The most recent: Phong Le bought $249,947 on March 19, 2026.

What counts as insider buying here?

Open-market purchases (Form 4 code P) by officers and directors. Option exercises, grants and purchases by 10% owners are left out.

From MicroStrategy's annual reports filed with the SEC (XBRL data), standardised by Investingly. Information only, not investment advice.