When did UDR join the S&P 500?

UDR joined the S&P 500 index on 2016-03-07.

What sector is UDR in?

UDR is in the Real Estate sector, Multi-Family Residential REITs industry.

UDR — UDR

Name: UDR Institutional Holdings (13F) — 2026Q1
Creator: SEC EDGAR
License: https://www.sec.gov/data

Multi-Family Residential REITs · Real Estate

UDR, Inc. is a real estate investment trust that owns, operates, acquires, renovates, develops, redevelops, disposes, and manages multifamily apartment communities. The company is engaged in the multifamily real estate investment trust business. It operates through the Same-Store Communities and Non-Mature Communities/Other segments. The Same-Store Communities segment includes properties that have been acquired, developed, and stabilized. The Non-Mature Communities/Other segment comprises recently acquired, developed, and redeveloped communities, as well as the non-apartment portions of mixed-use properties.

Industry Peers

AVB CPT EQR ESS MAA

Sector Peers

AMT ARE AVB BXP CBRE CCI CPT CSGP DLR DOC

Key Facts

Status	Active
Sector	Real Estate
Industry	Multi-Family Residential REITs
Joined	2016-03-07
Tenure	10 yrs

S&P 500 Timeline

2016-03-07Joined S&P 500

Institutional Holdings (13F)

529 institutions hold UDR, totaling 397.3M shares ($12.9B) · As of 2026Q1

Rank	Institution	Shares	Value
1	VANGUARD CAPITAL MANAGEMENT LLC	40.9M	$1.4B
2	NORGES BANK	29.3M	$1.3B
3	BlackRock, Inc.	36.2M	$1.2B
4	VANGUARD PORTFOLIO MANAGEMENT LLC	26.3M	$887M
5	Capital Research Global Investors	25.6M	$866M
6	STATE STREET CORP	21.6M	$728M
7	FMR LLC	13.7M	$463M
8	Invesco Ltd.	13.7M	$463M
9	BARCLAYS PLC	9.2M	$365M
10	MORGAN STANLEY	9.8M	$349M

View all holders →

Data source: Wikipedia · CC BY-SA 4.0 · SEC EDGAR 13F · Updated 2026-07-10