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ARE · Alexandria Real Estate Equities, Inc.

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Market Cap
$8.99B
Shares
174.25M

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: 600
Total Value: $9,129,762,034
Total Shares: 172,903,520
Showing 1–100 of 618 holdings by value · page 1 of 7

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 600 13F filers · Δ vs Mar 31, 2026
Top Holder
12.6%
Sep 2023 → Jun 2026 · range 12.6% – 16.9%
−0.4 pts
Top 5
42.6%
Sep 2023 → Jun 2026 · range 40.7% – 48.5%
+1.8 pts
Top 10
59.5%
Sep 2023 → Jun 2026 · range 53.2% – 61.4%
+5.0 pts
HHI
477
Sep 2023 → Jun 2026 · range 445 – 603
Broadly held+32

Quarterly Activity

vs Mar 31, 2026
New
108
Increased
234
Decreased
192
Sold Out
83
Unchanged
66
Holder count: +25
Institutional value: +29.4%
Shares held: +13.8%

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 618
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1035443 CUSIP 015271109 13F (30d) 436 filings 409 filers Visit website Investor relations