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CURB · Curbline Properties Corp.

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$29.47 +0.06 (+0.20%) At close · Sep 4
Market Cap
$3.11B
Shares
105.54M

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: 283
Total Value: $4,160,200,829
Total Shares: 136,986,888
Showing 1–100 of 283 holdings by value · page 1 of 3

Institutional Ownership Trend

8 quarters

Holder Concentration

Across 283 13F filers · Δ vs Mar 31, 2026
Top Holder
12.8%
Sep 2024 → Jun 2026 · range 12.8% – 62.7%
−1.1 pts
Top 5
37.2%
Sep 2024 → Jun 2026 · range 37.2% – 96.5%
−4.0 pts
Top 10
51.3%
Sep 2024 → Jun 2026 · range 51.3% – 99.9%
−5.6 pts
HHI
428
Sep 2024 → Jun 2026 · range 428 – 4,293
Broadly held−68

Quarterly Activity

vs Mar 31, 2026
New
48
Increased
110
Decreased
88
Sold Out
28
Unchanged
37
Holder count: +20
Institutional value: +33.3%
Shares held: +13.2%

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 283
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 2027317 CUSIP 23128Q101 13F (30d) 202 filings 201 filers Visit website Investor relations