Marcus & Millichap, Inc.
Marcus & Millichap, Inc. (MMI) Stock Ownership
Institutional vs insider vs public ownership from 13F and float data — top holders, activity, and insider trades below.
SEC 13F · FMP · MMI · as of Sep 30, 2025
Ownership Breakdown
174
Institutional Holders
▲ 5 vs Q2
$670.37M
Total Inst. Value
▼ $39.55M vs Q2
37.82M
Shares Outstanding
freeFloat 60.87%
22.83M
13F Shares Held
▼ 281,580 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
MMI largest shareholders · institutional ownership
Q3 2025 · SEC 13F
Showing top 10 holders
| Holder | Shares | % Owned | Weight | Value | Reported | Change |
|---|---|---|---|---|---|---|
BLACKROCK, INC. real estate agents & managers (for others) | 3.91M | 10.05% | 10.05% | $114.90B | Nov 12, 2025 | ▲ 39.3K |
VANGUARD GROUP INC real estate agents & managers (for others) | 3.73M | 9.57% | 9.57% | $109.49B | Nov 7, 2025 | ▼ 33.6K |
REINHART PARTNERS, INC. real estate agents & managers (for others) | 2.21M | 5.67% | 5.67% | $64.82B | Oct 28, 2025 | ▼ 6.3K |
ROYCE & ASSOCIATES LP real estate agents & managers (for others) | 1.56M | 4.01% | 4.01% | $45.85B | Nov 12, 2025 | ▼ 281.6K |
DIMENSIONAL FUND ADVISORS LP real estate agents & managers (for others) | 1.51M | 3.86% | 3.86% | $44.17B | Nov 12, 2025 | ▼ 57.9K |
STATE STREET CORP real estate agents & managers (for others) | 923.8K | 2.37% | 2.37% | $27.34B | Nov 14, 2025 | ▲ 6.1K |
TRIBUTARY CAPITAL MANAGEMENT, LLC real estate agents & managers (for others) | 669.5K | 1.72% | 1.72% | $19.65B | Jan 27, 2026 | ▼ 26.3K |
LORD, ABBETT & CO. LLC real estate agents & managers (for others) | 640.9K | 1.64% | 1.64% | $18.81B | Nov 13, 2025 | ▼ 46.6K |
PZENA INVESTMENT MANAGEMENT LLC real estate agents & managers (for others) | 631.3K | 1.62% | 1.62% | $18.53B | Nov 7, 2025 | ▲ 16.9K |
GEODE CAPITAL MANAGEMENT, LLC real estate agents & managers (for others) | 628.9K | 1.61% | 1.61% | $18.46B | Nov 12, 2025 | ▲ 3.2K |
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
23
Increased
+508.2K shares0
New Positions
first time holders23
Decreased
−812.2K shares0
Sold Out
fully exitedNet shares change (top 50)
304.0K
+508.2K / −812.2K
Net new holders
+0
0 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
MMI insider trading · insider activity
Source: SEC Form 4
Insiders have been net buyers of shares recently. Selling may be driven by pre-scheduled Rule 10b5-1 plans rather than negative sentiment.
9
Buy transactions
0
Sell transactions
0.00
Buy/Sell ratio
$0M
Total disposed
Recent Insider Transactions
Showing 10 most recent · Common Stock only
| Name · Role | Date | Type | Shares | Price | Value | After Trans. | Filing |
|---|---|---|---|---|---|---|---|
Parker John David EVP & COO | May 8, 2026 | Tax Withhold | 1,021 | $30.42 | $31.1K | 41.5K | Form 4 ↗ |
Parker John David EVP & COO | May 4, 2026 | Award | 20,000 | — | — | 20.0K | Form 4 ↗ |
De Bosschere Fabrice Chief Accounting Officer | May 4, 2026 | Award | 7,500 | — | — | 7.5K | Form 4 ↗ |
MARTIN LAURALEE director | Aug 11, 2025 | Purchase | 1,701 | $29.34 | $49.9K | 17.7K | Form 4 ↗ |
MARTIN LAURALEE director | Apr 30, 2026 | Award | 2,698 | $27.79 | $75.0K | 20.4K | Form 4 ↗ |
MARCUS GEORGE M
| Apr 30, 2026 | Award | 2,698 | $27.79 | $75.0K | 36.2K | Form 4 ↗ |
Watters Don C. director | Apr 30, 2026 | Award | 2,698 | $27.79 | $75.0K | 15.9K | Form 4 ↗ |
SHAHEEN GEORGE T director | Apr 30, 2026 | Award | 2,698 | $27.79 | $75.0K | 27.4K | Form 4 ↗ |
Lawrence Norma J. director | Apr 30, 2026 | Award | 2,698 | $27.79 | $75.0K | 5.2K | Form 4 ↗ |
McClanahan Nicholas F. director | Apr 30, 2026 | Award | 2,698 | $27.79 | $75.0K | 7.5K | 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
Marcus & Millichap, Inc. (MMI) is primarily owned by institutional investors, who hold approximately 60.4% of total shares outstanding. Company insiders own approximately 39.13%, while retail and public investors account for the remaining 0.52%.
The largest institutional shareholder of Marcus & Millichap, Inc. is BLACKROCK, INC., holding approximately 3.91 million shares — equal to 10.05% of outstanding shares — as of September 30, 2025.
A total of 174 institutional investors currently hold MMI stock, with a combined institutional value of approximately $670,370,618 as of the most recent 13F filing period.
Frequently asked questions
MMI ownershipMarcus & Millichap, Inc. (MMI) is primarily owned by institutional investors, who hold approximately 60.4% of shares. The largest shareholder is BLACKROCK, INC. with a 10.05% stake. Company insiders hold 39.13%. Data sourced from SEC Form 13F as of September 30, 2025.