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STRATEGY INC (MSTR)

Name: STRATEGY INC (MSTR) — Institutional ownership, SEC filings and insider activity
Creator: Sightfile
License: https://www.sec.gov/privacy#dissemination

Institutional ownership, SEC filings and insider activity

Sector: Financials · SEC CIK 0001050446 · EDGAR filings · Updated 2026-07-28

STRATEGY INC (MSTR) has reported institutional ownership of 57.2%, with 932 institutional managers holding positions valued at $23.8B per the latest 13F reporting period.

Institutional ownership

57.2%

Institutional managers

932

Reported 13F value

$23.8B

Insider activity

253 trans.

−$92.0M net selling

Filings this week (6)

2026-07-28 — Insider transaction reported (Form 4)
2026-07-27 — Notice of proposed sale filed (Form 144)
2026-07-27 — Current report (8-K) filed
2026-07-24 — Notice of proposed sale filed (Form 144)
2026-07-23 — Insider transaction reported (Form 4)
2026-07-22 — Notice of proposed sale filed (Form 144)

Every filing links to the official SEC document. Real-time filing alerts for this company are available inside the app.

Latest updates

2026-07-20 — Current report (8-K) filed
2026-07-13 — Current report (8-K) filed
2026-07-06 — Current report (8-K) filed
2026-06-29 — Current report (8-K) filed
2026-06-24 — Insider transaction reported (Form 4)
2026-06-23 — Prospectus supplement (424B5) filed
2026-06-23 — Notice of proposed sale filed (Form 144)
2026-06-22 — Insider transaction reported (Form 4)

Institutional ownership overview

According to SEC 13F filings tracked by Sightfile, STRATEGY INC has 932 institutional holders and institutional ownership of 57.2%.

#	Institution	Reported value	% of tracked total
1	Capital International Investors	$3.92B	16.5%
2	BlackRock, Inc.	$2.22B	9.3%
3	VANGUARD PORTFOLIO MANAGEMENT LLC	$1.84B	7.7%
4	VANGUARD CAPITAL MANAGEMENT LLC	$1.76B	7.4%
5	MORGAN STANLEY	$1.16B	4.9%
6	Capital Research Global Investors	$950.4M	4.0%
7	STATE STREET CORP	$876.2M	3.7%
8	UBS Group AG	$787.7M	3.3%
9	GEODE CAPITAL MANAGEMENT, LLC	$579.4M	2.4%
10	Capital World Investors	$534.4M	2.2%

Full holder history and quarter-over-quarter changes are available inside the app.

Insider activity

Insiders reported 253 transactions (24 buys, 159 sells) across 12 reporting insiders, with a net reported value of −$92.0M.

Quarterly net insider value, as reported in Form 4 filings.

Fails-to-deliver

The SEC's fails-to-deliver file for 2026-06-30 reports 498,069 failed-to-deliver shares ($2.19M) for MSTR — an official data point published by the SEC, shown as reported.

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See full history, cross-references and alerts on Sightfile

Sightfile provides information only — not investment advice, recommendations, or an assessment of any security. Data is derived from official public sources (SEC EDGAR and U.S. government agencies), may contain errors or delays, and should be verified against the source filing before relying on it.
Data sources: SEC EDGAR (filings, 13F, FTD), aggregated by Sightfile. Page updated 2026-07-28.