Largest REIT - Office Companies by Market Cap

Largest REIT - Office companies by market cap. The REIT - Office sector has 71 publicly listed stocks with a combined market cap of $93.59 Billion. Boston Properties Inc leads the sector with a market cap of $9.96 Billion. This ranking covers all REIT - Office stocks globally — from large-cap industry leaders to mid-cap and small-cap companies — ranked by market capitalization and updated daily.

Total Market Cap (USD)

$93.59 Billion

Companies Listed

71

Largest Company

Boston Properties Inc

Top REIT - Office Stocks by Market Capitalization (October 2026)

Top REIT - Office stocks by market capitalization as of October 2026, covering 71 publicly listed companies.

Rank Company Market Cap (USD) Market Cap (Local) Country Price 24h Change 7d Change 24h Volume
1 Boston Properties Inc
NYSE:BXP 		$9.96 Billion $9.96 Billion USA $62.80 -0.35% +2.13% 34.30 Million
2 Merlin Properties SOCIMI SA
MC:MRL 		$7.99 Billion €6.84 Billion Spain €11.47 -1.12% +1.41% 37.89 Million
3 Merlin Properties SOCIMI SA
LS:MRL 		$7.49 Billion €6.41 Billion Portugal €11.39 -1.81% +0.71% 14.12 Million
4 Alexandria Real Estate Equities Inc
NYSE:ARE 		$7.01 Billion $7.01 Billion USA $40.20 -0.99% -7.22% 61.23 Million
5 Vornado Realty Trust
NYSE:VNO 		$6.64 Billion $6.64 Billion USA $34.55 -1.82% +0.61% 33.60 Million
6 Gecina SA
PA:GFC 		$5.40 Billion €4.62 Billion France €64.25 +0.08% +0.63% 5.29 Million
7 Cousins Properties Incorporated
NYSE:CUZ 		$4.56 Billion $4.56 Billion USA $29.55 +1.58% +3.07% 33.63 Million
8 Dexus
AU:DXS 		$4.36 Billion AU$6.16 Billion Australia AU$5.74 +0.70% +1.23% 69.82 Million
9 Kilroy Realty Corp
NYSE:KRC 		$4.20 Billion $4.20 Billion USA $36.07 -0.93% +0.31% 38.67 Million
10 COPT Defense Properties
NYSE:CDP 		$3.78 Billion $3.78 Billion USA $33.35 -2.63% -1.42% 21.06 Million
11 SL Green Realty Corp
NYSE:SLG 		$3.57 Billion $3.57 Billion USA $50.36 -1.12% +2.38% 24.58 Million
12 Inmobiliaria Colonial SA
MC:COL 		$3.49 Billion €2.98 Billion Spain €5.09 -0.20% -0.20% 25.30 Million
13 Highwoods Properties Inc
NYSE:HIW 		$3.42 Billion $3.42 Billion USA $30.98 +1.57% +1.67% 29.53 Million
14 Fonciere Lyonnaise
PA:FLY 		$3.17 Billion €2.72 Billion France €73.80 +0.00% +0.00% 824.00
15 Douglas Emmett Inc
NYSE:DEI 		$1.70 Billion $1.70 Billion USA $10.13 -0.78% +0.40% 50.07 Million
16 Paramount Group Inc
NYSE:PGRE 		$1.46 Billion $1.46 Billion USA $6.60 +0.15% -0.15% 50.73 Million
17 SK Reit Co Ltd
KO:395400 		$1.07 Billion ₩1.58 Trillion Korea ₩5250.00 -0.94% -0.38% 4.90 Million
18 Growthpoint Properties Australia
AU:GOZ 		$1.05 Billion AU$1.48 Billion Australia AU$1.97 +0.26% +1.29% 13.24 Million
19 Eerly Govt Ppty Inc
NYSE:DEA 		$1.04 Billion $1.04 Billion USA $22.33 -1.37% -1.06% 12.79 Million
20 alstria office REIT-AG
XETRA:AOX 		$1.03 Billion €882.80 Million Germany €5.78 +0.00% +0.00% 19.34K
21 Piedmont Office Realty Trust Inc
NYSE:PDM 		$1.03 Billion $1.03 Billion USA $9.60 +0.95% -0.31% 34.57 Million
22 Prodea Real Estate Investment Co.
AT:PRODEA 		$908.05 Million €776.70 Million Greece €3.04 +0.00% +2.01% 787.44K
23 Peakstone Realty Trust
NYSE:PKST 		$771.78 Million $771.78 Million USA $20.99 +0.05% +0.10% 7.42 Million
24 Postal Realty Trust Inc
NYSE:PSTL 		$652.77 Million $652.77 Million USA $21.58 -0.55% -1.33% 5.30 Million
25 Cromwell Property Group
AU:CMW 		$630.03 Million AU$890.41 Million Australia AU$0.34 +0.00% +4.62% 94.64 Million
26 Hanwha REIT Co. Ltd.
KO:451800 		$617.08 Million ₩910.57 Billion Korea ₩5070.00 -5.23% -0.59% 2.41 Million
27 Hudson Pacific Properties Inc
NYSE:HPP 		$571.45 Million $571.45 Million USA $10.54 -4.96% -0.38% 19.25 Million
28 Allied Properties Real Estate Investment Trust
TO:AP-UN 		$536.28 Million CA$741.34 Million Canada CA$4.03 -6.71% -30.40% 46.06 Million
29 Societe de la Tour Eiffel SA
PA:EIFF 		$532.82 Million €455.75 Million France €8.20 +0.00% +0.00% 2.30 Million
30 Brandywine Realty Trust
NYSE:BDN 		$513.16 Million $513.16 Million USA $2.98 -1.32% +1.02% 55.99 Million
31 Centuria Office REIT
AU:COF 		$369.82 Million AU$522.67 Million Australia AU$0.88 +1.16% +1.74% 14.55 Million
32 IGB Commercial Real Estate Investment Trust Unit
KLSE:5299 		$367.77 Million RM1.46 Billion Malaysia RM0.61 -0.82% +0.00% 7.02 Million
33 NSI NV
AS:NSI 		$354.91 Million €303.57 Million Netherlands €17.12 -0.12% -1.04% 1.07 Million
34 SamsungFN REIT Co. Ltd.
KO:448730 		$300.50 Million ₩443.41 Billion Korea ₩4870.00 -2.79% -6.35% 1.42 Million
35 Arima Real Estate SOCIMI SA
MC:ARM 		$254.36 Million €217.57 Million Spain €13.40 -2.19% +17.54% 29.96K
36 BTB Real Estate Investment Trust
TO:BTB-UN 		$233.70 Million CA$323.06 Million Canada CA$3.66 -1.08% -1.35% 2.33 Million
37 Dream Office Real Estate Investment Trust
TO:D-UN 		$187.87 Million CA$259.71 Million Canada CA$15.84 +0.19% -1.06% 317.70K
38 Golden Ventures Leasehold Real Estate Investment Trust
BK:GVREIT 		$180.32 Million ฿5.79 Billion Thailand ฿7.10 +0.00% +2.90% 8.66 Million
39 Sentral REIT
KLSE:5123 		$177.09 Million RM705.35 Million Malaysia RM0.59 -2.48% -5.60% 12.77 Million
40 Equity Commonwealth
NYSE:EQC 		$169.73 Million $169.73 Million USA $1.58 +0.00% +0.00% 0.00
41 Inversiones Doalca SOCIMI SA
MC:YDOA 		$155.44 Million €132.95 Million Spain €26.80 +0.00% +0.00% 1.54K
42 BriQ Properties Real Estate Investment Company
AT:BRIQ 		$153.48 Million €131.28 Million Greece €3.34 +1.52% +0.91% 447.99K
43 Thailand Prime Property Freehold and Leasehold Real Estate Investment Trust
BK:TPRIME 		$137.37 Million ฿4.41 Billion Thailand ฿8.05 +2.55% +2.55% 4.32 Million
44 Orion Office Reit Inc
NYSE:ONL 		$134.69 Million $134.69 Million USA $2.37 +2.16% +10.23% 10.87 Million
45 Net Lease Office Properties
NYSE:NLOP 		$132.73 Million $132.73 Million USA $8.96 -1.54% -7.72% 3.60 Million
46 Bhiraj Office Leasehold Real Estate Investment Trust
BK:BOFFICE 		$113.15 Million ฿3.63 Billion Thailand ฿4.92 -0.81% +0.00% 6.02 Million
47 KB Star REIT Co. Ltd.
KO:432320 		$107.52 Million ₩158.66 Billion Korea ₩1436.00 -0.07% -4.33% 5.33 Million
48 Igis Value Plus Reit Co Ltd
KO:334890 		$105.73 Million ₩156.02 Billion Korea ₩2990.00 -2.92% -10.88% 1.80 Million
49 Meridia Real Estate III Socimi SA
MC:YMRE 		$96.83 Million €82.82 Million Spain €0.77 +0.00% +0.00% 0.00
50 Empire State Realty OP LP ES
NYSE:ESBA 		$81.47 Million $81.47 Million USA $5.00 +0.00% +0.30% 253.94K
51 True North Commercial Real Estate Investment Trust
TO:TNT-UN 		$74.02 Million CA$102.33 Million Canada CA$7.32 -0.81% -5.55% 478.28K
52 TSKB Gayrimenkul Yatirim Ortakligi AS
IS:TSGYO 		$57.65 Million TL2.57 Billion Turkey TL3.96 -3.18% -14.10% 27.87 Million
53 Franklin Street Properties Corp
NYSE MKT:FSP 		$51.85 Million $51.85 Million USA $0.50 -1.40% -2.95% 8.83 Million
54 Vitura S.A.
PA:VTR 		$51.82 Million €44.32 Million France €2.60 -7.14% +4.00% 10.70K
55 Maison Antoine Baud Société Anonyme
PA:MLMAB 		$48.77 Million €41.71 Million France €280.00 +0.00% +0.00% 0.00
56 Texton Property Fund Ltd
JSE:TEX 		$43.88 Million ZAC82.57 Billion South Africa ZAC277.00 +0.73% +15.42% 420.19K
57 JSS Real Estate SOCIMI SA
MC:YJSS 		$43.00 Million €36.78 Million Spain €8.60 +0.00% +0.00% 0.00
58 Australian Unity Office Fund
AU:AOF 		$42.45 Million AU$60.00 Million Australia AU$0.37 +0.00% +0.00% 10.54 Million
59 WHA Business Complex Freehold and Leasehold Real Estate Investment Trust
BK:WHABT 		$39.67 Million ฿1.27 Billion Thailand ฿6.30 +0.00% +0.80% 1.98 Million
60 Acanthe Développement
PA:ACAN 		$38.28 Million €32.74 Million France €0.20 +12.18% +10.00% 455.23K
61 Tower Real Estate Investment Trust
KLSE:5111 		$38.21 Million RM152.17 Million Malaysia RM0.31 -1.59% +1.64% 1.09 Million
62 Derwent London PLC
LSE:DLN 		$26.03 Million GBX213.93 Billion UK GBX1905.00 +0.42% +2.31% 7.82 Million
63 GREAT PORTLAND ESTATES PLC
LSE:GPE 		$16.74 Million GBX137.56 Billion UK GBX341.00 +1.13% +3.65% 21.47 Million
64 Inovalis Real Estate Investment Trust
TO:INO-UN 		$15.05 Million CA$20.80 Million Canada CA$0.62 -1.59% -8.82% 332.35K
65 Office Properties Income Trust
NASDAQ:OPI 		$14.80 Million $14.80 Million USA $13.48 -1.82% +4.98% 1.98 Million
66 Creative Media & Community Trust Corporation
NASDAQ:CMCT 		$10.26 Million $10.26 Million USA $3.19 -0.93% -0.62% 35.17 Million
67 Workspace Group PLC
LSE:WKP 		$8.07 Million GBX66.34 Billion UK GBX345.00 +0.58% +4.42% 9.65 Million
68 City Office
NYSE:CIO 		$3.63 Million $3.63 Million USA $0.09 +5.88% -25.00% 2.26 Million
69 CLS Holdings plc
LSE:CLI 		$2.22 Million GBX18.27 Billion UK GBX45.50 +0.44% -3.50% 7.38 Million
70 Regional REIT Ltd
LSE:RGL 		$1.74 Million GBX14.31 Billion UK GBX88.30 -0.23% +0.91% 5.22 Million
71 Ravelin Properties REIT
TO:RPR-UN 		$1.46 Million CA$2.01 Million Canada CA$0.03 +25.00% +0.00% 5.01 Million

How REIT - Office Companies Are Ranked by Market Cap

REIT - Office companies are ranked by market cap, the latest share price multiplied by shares outstanding, with each company counted once at its primary listing.

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