Strategy Inc
Strategy Inc (MSTR) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · MSTR · as of Sep 30, 2025
Ownership Breakdown
1,262
Institutional Holders
▼ 58 vs Q2
$45.07B
Total Inst. Value
▼ $10.32B vs Q2
297.07M
Shares Outstanding
freeFloat 111.09%
139.87M
13F Shares Held
▲ 2.11M vs Q2
Institutional ownership = 13F shares ÷ total outstanding. Insider % = 100 − free float. Public % = free float − institution %. Data: FMP /symbol-positions-summary + /shares-float + SEC EDGAR.
Top Institutional Holders
MSTR largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
VANGUARD GROUP INC services-prepackaged software | 19.88M | 7.48% | 7.48% | $6.41T | Nov 7, 2025 | ▲ 1.34M |
TOROSO INVESTMENTS, LLC services-prepackaged software | 18.20M | 6.84% | 6.84% | $5.86T | Nov 14, 2025 | ▲ 18.07M |
JANE STREET GROUP, LLC services-prepackaged software | 16.62M | 6.25% | 6.25% | $5.36T | Nov 14, 2025 | ▲ 5.21M |
SUSQUEHANNA INTERNATIONAL GROUP, LLP services-prepackaged software | 15.49M | 5.82% | 5.82% | $4.99T | Nov 14, 2025 | ▲ 4.37M |
CAPITAL INTERNATIONAL INVESTORS services-prepackaged software | 15.01M | 5.65% | 5.65% | $4.84T | Nov 13, 2025 | ▲ 383.2K |
CITADEL ADVISORS LLC services-prepackaged software | 15.00M | 5.64% | 5.64% | $4.83T | Nov 14, 2025 | ▲ 5.87M |
BLACKROCK, INC. services-prepackaged software | 14.66M | 5.51% | 5.51% | $4.72T | Nov 12, 2025 | ▲ 466.5K |
CITADEL ADVISORS LLC services-prepackaged software | 12.68M | 4.77% | 4.77% | $4.09T | Nov 14, 2025 | ▲ 771.7K |
SUSQUEHANNA INTERNATIONAL GROUP, LLP services-prepackaged software | 9.83M | 3.70% | 3.70% | $3.17T | Nov 14, 2025 | ▼ 765.4K |
MORGAN STANLEY services-prepackaged software | 8.42M | 3.17% | 3.17% | $2.71T | May 27, 2026 | ▼ 778.3K |
Data from SEC Form 13F filings. Ownership bar normalised to largest holder. Change flags: isNew / isSoldOut / changeInSharesNumber (FMP extract-analytics/holder).
Institutional Activity
Q3 2025 vs prior quarter
Q3 2025
34
Increased
+52.29M shares2
New Positions
first time holders13
Decreased
−8.30M shares0
Sold Out
fully exitedNet shares change (top 50)
+43.99M
+52.29M / −8.30M
Net new holders
+23
2 new / 0 exited
Based on top 50 institutional holders by position size. Fields: isNew, isSoldOut, changeInSharesNumber (FMP extract-analytics/holder, limit=50).
Insider Buying vs Selling
MSTR insider trading · insider activity
Source: SEC Form 4
Insiders have been primarily selling shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
48
Buy transactions
111
Sell transactions
0.43
Buy/Sell ratio
$1M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Le Phong President & CEO | Jun 5, 2026 | Sale | 1,650 | $114.79 | $189.4K | 212.0K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 10,719 | $115.35 | $1.24M | 201.3K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 13,149 | $116.57 | $1.53M | 188.1K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 15,892 | $117.53 | $1.87M | 172.3K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 15,954 | $118.59 | $1.89M | 156.3K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 16,303 | $119.53 | $1.95M | 140.0K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 3,858 | $120.22 | $463.8K | 136.1K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 1,171 | $121.59 | $142.4K | 135.0K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 5,882 | $122.55 | $720.8K | 129.1K | Form 4 ↗ |
Le Phong President & CEO | Jun 5, 2026 | Sale | 3,743 | $123.39 | $461.8K | 125.3K | Form 4 ↗ |
Source: /insider-trading/search (FMP stable). Buy/Sell direction: acquisitionOrDisposition A=Buy, D=Sell. RSU vesting (M-Exempt) excluded from sentiment bar. All data from SEC EDGAR public filings.
About institutional & insider ownership
Strategy Inc (MSTR) is primarily owned by institutional investors, who hold approximately 47.1% of total shares outstanding. Company insiders own approximately 0.00%, while retail and public investors account for the remaining 64.01%.
The largest institutional shareholder of Strategy Inc is VANGUARD GROUP INC, holding approximately 19.88 million shares — equal to 7.48% of outstanding shares — as of September 30, 2025.
A total of 1,262 institutional investors currently hold MSTR stock, with a combined institutional value of approximately $45.07 billion as of the most recent 13F filing period.
Frequently asked questions
MSTR ownershipStrategy Inc (MSTR) is primarily owned by institutional investors, who hold approximately 47.1% of shares. The largest shareholder is VANGUARD GROUP INC with a 7.48% stake. Company insiders hold 0.00%. Data sourced from SEC Form 13F as of September 30, 2025.