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MAA · Mid America Apartment Communities Inc.

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$131.46 +1.29 (+0.99%)
Market Cap
$15.26B
Shares
116.38M

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: 767
Total Value: $15,657,190,213
Total Shares: 112,793,043

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 767 13F filers · Δ vs Mar 31, 2026
Top Holder
11.6%
Sep 2023 → Jun 2026 · range 11.6% – 17.2%
−0.8 pts
Top 5
39.1%
Sep 2023 → Jun 2026 · range 39.1% – 48.4%
−2.4 pts
Top 10
54.9%
Sep 2023 → Jun 2026 · range 54.6% – 61.9%
+0.3 pts
HHI
417
Sep 2023 → Jun 2026 · range 417 – 626
Broadly held−25

Quarterly Activity

vs Mar 31, 2026
New
106
Increased
293
Decreased
259
Sold Out
92
Unchanged
109
Holder count: +14
Institutional value: +22.6%
Shares held: +7.9%

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 775
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 912595 CUSIP 59522J103 13F (30d) 723 filings 688 filers Visit website Investor relations