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MMI · Marcus & Millichap, Inc.

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Market Cap
$1.22B
Shares
37.87M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 190
Total Value: $713,054,917
Total Shares: 22,876,325
Showing 1–100 of 190 holdings by value · page 1 of 2

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 190 13F filers · Δ vs Mar 31, 2026
Top Holder
15.8%
Sep 2023 → Jun 2026 · range 15.8% – 17.7%
−1.9 pts
Top 5
52.6%
Sep 2023 → Jun 2026 · range 49.3% – 58.9%
+2.8 pts
Top 10
69.7%
Sep 2023 → Jun 2026 · range 62.3% – 75.3%
+2.9 pts
HHI
685
Sep 2023 → Jun 2026 · range 685 – 856
Broadly held−1

Quarterly Activity

vs Mar 31, 2026
New
37
Increased
66
Decreased
60
Sold Out
19
Unchanged
27
Holder count: +18
Institutional value: +20.8%
Shares held: +3.0%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 190
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1578732 CUSIP 566324109 13F (30d) 139 filings 139 filers Visit website Investor relations