Biggest changeThe following table summarizes operating data with respect to the Newly Developed and Expanded Facilities: NEWLY DEVELOPED AND EXPANDED FACILITIES Year Ended December 31, Year Ended December 31, 2024 2023 Change (a) 2023 2022 Change (a) ($ amounts in thousands, except for per square foot amounts) Revenues (b): Developed in 2019 $ 18,058 $ 18,081 $ (23) $ 18,081 $ 16,444 $ 1,637 Developed in 2020 7,371 7,621 (250) 7,621 6,838 783 Developed in 2021 11,864 11,134 730 11,134 8,333 2,801 Developed in 2022 10,054 6,893 3,161 6,893 687 6,206 Developed in 2023 6,168 1,032 5,136 1,032 — 1,032 Developed in 2024 874 — 874 — — — Expansions completed before 2023 139,887 135,290 4,597 135,290 119,805 15,485 Expansions completed in 2023 or 2024 22,666 16,824 5,842 16,824 17,427 (603) Expansions in process 8,903 11,360 (2,457) 11,360 13,152 (1,792) Total revenues 225,845 208,235 17,610 208,235 182,686 25,549 Cost of operations (b): Developed in 2019 6,281 5,608 673 5,608 5,622 (14) Developed in 2020 2,037 1,884 153 1,884 1,702 182 Developed in 2021 3,743 3,849 (106) 3,849 3,539 310 Developed in 2022 4,055 3,563 492 3,563 738 2,825 Developed in 2023 4,976 1,638 3,338 1,638 — 1,638 Developed in 2024 879 — 879 — — — Expansions completed before 2023 41,555 39,905 1,650 39,905 35,571 4,334 Expansions completed in 2023 or 2024 9,252 5,475 3,777 5,475 4,751 724 Expansions in process 1,636 1,901 (265) 1,901 2,488 (587) Total cost of operations 74,414 63,823 10,591 63,823 54,411 9,412 Net operating income (loss): Developed in 2019 11,777 12,473 (696) 12,473 10,822 1,651 Developed in 2020 5,334 5,737 (403) 5,737 5,136 601 Developed in 2021 8,121 7,285 836 7,285 4,794 2,491 Developed in 2022 5,999 3,330 2,669 3,330 (51) 3,381 Developed in 2023 1,192 (606) 1,798 (606) — (606) Developed in 2024 (5) — (5) — — — Expansions completed before 2023 98,332 95,385 2,947 95,385 84,234 11,151 Expansions completed in 2023 or 2024 13,414 11,349 2,065 11,349 12,676 (1,327) Expansions in process 7,267 9,459 (2,192) 9,459 10,664 (1,205) Net operating income 151,431 144,412 7,019 144,412 128,275 16,137 Depreciation and amortization expense (69,430) (56,163) (13,267) (56,163) (49,102) (7,061) Net income $ 82,001 $ 88,249 $ (6,248) $ 88,249 $ 79,173 $ 9,076 42 NEWLY DEVELOPED AND EXPANDED FACILITIES (Continued) As of December 31, As of December 31, 2024 2023 Change (a) 2023 2022 Change (a) ($ amounts in thousands, except for per square foot amounts) Square foot occupancy: Developed in 2019 86.0% 84.6% 1.4% 84.6% 87.3% (2.7)% Developed in 2020 89.3% 89.4% (0.1)% 89.4% 94.3% (4.9)% Developed in 2021 77.7% 81.5% (3.8)% 81.5% 82.4% (0.9)% Developed in 2022 86.3% 77.7% 8.6% 77.7% 43.6% 34.1% Developed in 2023 75.9% 27.9% 48.0% 27.9% —% —% Developed in 2024 41.0% —% —% —% —% —% Expansions completed before 2023 86.3% 85.2% 1.1% 85.2% 83.7% 1.5% Expansions completed in 2023 or 2024 59.6% 60.4% (0.8)% 60.4% 92.0% (31.6)% Expansions in process 93.6% 93.4% 0.2% 93.4% 92.9% 0.5% 79.9% 78.3% 1.6% 78.3% 83.1% (4.8)% Annual contract rent per occupied square foot: Developed in 2019 $ 18.31 $ 18.83 (2.8)% $ 18.83 $ 18.19 3.5% Developed in 2020 21.77 22.73 (4.2)% 22.73 21.75 4.5% Developed in 2021 19.62 19.78 (0.8)% 19.78 18.04 9.6% Developed in 2022 17.74 16.20 9.5% 16.20 13.84 17.1% Developed in 2023 10.34 9.61 7.6% 9.61 — —% Developed in 2024 10.17 — —% — — —% Expansions completed before 2023 18.41 18.29 0.7% 18.29 17.89 2.2% Expansions completed in 2023 or 2024 20.11 24.25 (17.1)% 24.25 25.80 (6.0)% Expansions in process 23.68 22.79 3.9% 22.79 25.50 (10.6)% $ 18.14 $ 18.73 (3.2)% $ 18.73 $ 18.75 (0.1)% Number of facilities: Developed in 2019 11 11 — 11 11 — Developed in 2020 3 3 — 3 3 — Developed in 2021 6 6 — 6 6 — Developed in 2022 8 8 — 8 8 — Developed in 2023 11 11 — 11 — 11 Developed in 2024 7 — 7 — — — Expansions completed before 2023 64 64 — 64 64 — Expansions completed in 2023 or 2024 17 17 — 17 17 — Expansions in process 5 5 — 5 5 — 132 125 7 125 114 11 Net rentable square feet (in thousands): Developed in 2019 1,057 1,057 — 1,057 1,057 — Developed in 2020 347 347 — 347 347 — Developed in 2021 (d) 760 681 79 681 681 — Developed in 2022 631 631 — 631 631 — Developed in 2023 1,098 1,098 — 1,098 — 1,098 Developed in 2024 668 — 668 — — — Expansions completed before 2023 8,504 8,465 39 8,465 8,361 104 Expansions completed in 2023 or 2024 2,217 1,332 885 1,332 797 535 Expansions in process 523 523 — 523 524 (1) 15,805 14,134 1,671 14,134 12,398 1,736 43 As of December 31, 2024 Costs to develop (in thousands): Developed in 2019 $ 150,387 Developed in 2020 42,063 Developed in 2021 (d) 128,435 Developed in 2022 100,089 Developed in 2023 193,766 Developed in 2024 129,669 Expansions completed before 2023 (c) 543,636 Expansions completed in 2023 or 2024 (c) 352,042 $ 1,640,087 (a) Represents the percentage change with respect to annual contract rent per occupied square foot, and the absolute nominal change with respect to all other items.
Biggest changeThe following table summarizes operating data with respect to the Newly Developed and Expanded Facilities: NEWLY DEVELOPED AND EXPANDED FACILITIES Year Ended December 31, Year Ended December 31, 2025 2024 Change (a) 2024 2023 Change (a) (Dollar amounts in thousands, except for per square foot amounts) Revenues (b): Developed in 2020 $ 7,078 $ 7,371 $ (293) $ 7,371 $ 7,621 $ (250) Developed in 2021 12,517 11,864 653 11,864 11,134 730 Developed in 2022 11,609 10,054 1,555 10,054 6,893 3,161 Developed in 2023 11,162 6,168 4,994 6,168 1,032 5,136 Developed in 2024 4,852 874 3,978 874 — 874 Developed in 2025 1,183 — 1,183 — — — Expansions completed before 2024 103,408 96,650 6,758 96,650 86,995 9,655 Expansions completed in 2024 or 2025 20,615 16,250 4,365 16,250 18,874 (2,624) Expansions in process 10,598 11,384 (786) 11,384 11,440 (56) Total revenues 183,022 160,615 22,407 160,615 143,989 16,626 Cost of operations (b): Developed in 2020 2,056 2,037 19 2,037 1,884 153 Developed in 2021 4,026 3,743 283 3,743 3,849 (106) Developed in 2022 3,959 4,055 (96) 4,055 3,563 492 Developed in 2023 5,450 4,976 474 4,976 1,638 3,338 Developed in 2024 2,705 879 1,826 879 — 879 Developed in 2025 1,012 — 1,012 — — — Expansions completed before 2024 27,670 29,006 (1,336) 29,006 25,200 3,806 Expansions completed in 2024 or 2025 9,356 5,614 3,742 5,614 5,106 508 Expansions in process 2,149 2,500 (351) 2,500 2,132 368 Total cost of operations 58,383 52,810 5,573 52,810 43,372 9,438 Net operating income (loss): Developed in 2020 5,022 5,334 (312) 5,334 5,737 (403) Developed in 2021 8,491 8,121 370 8,121 7,285 836 Developed in 2022 7,650 5,999 1,651 5,999 3,330 2,669 Developed in 2023 5,712 1,192 4,520 1,192 (606) 1,798 Developed in 2024 2,147 (5) 2,152 (5) — (5) Developed in 2025 171 — 171 — — — Expansions completed before 2024 75,738 67,644 8,094 67,644 61,795 5,849 Expansions completed in 2024 or 2025 11,259 10,636 623 10,636 13,768 (3,132) Expansions in process 8,449 8,884 (435) 8,884 9,308 (424) Net operating income 124,639 107,805 16,834 107,805 100,617 7,188 Depreciation and amortization expense (69,482) (53,719) (15,763) (53,719) (40,458) (13,261) Net income $ 55,157 $ 54,086 $ 1,071 $ 54,086 $ 60,159 $ (6,073) 41 NEWLY DEVELOPED AND EXPANDED FACILITIES (Continued) As of December 31, As of December 31, 2025 2024 Change (a) 2024 2023 Change (a) (Dollar amounts in thousands, except for per square foot amounts) Square foot occupancy: Developed in 2020 89.5% 89.3% 0.2% 89.3% 89.4% (0.1)% Developed in 2021 83.6% 77.7% 5.9% 77.7% 81.5% (3.8)% Developed in 2022 92.1% 86.3% 5.8% 86.3% 77.7% 8.6% Developed in 2023 79.3% 75.9% 3.4% 75.9% 27.9% 48.0% Developed in 2024 74.9% 41.0% 33.9% 41.0% —% —% Developed in 2025 21.5% —% —% —% —% —% Expansions completed before 2024 84.6% 81.8% 2.8% 81.8% 79.2% 2.6% Expansions completed in 2024 or 2025 61.9% 61.6% 0.3% 61.6% 83.8% (22.2)% Expansions in process 89.2% 86.7% 2.5% 86.7% 92.4% (5.7)% 76.0% 76.9% (0.9)% 76.9% 74.8% 2.1% Annual contract rent per occupied square foot (c): Developed in 2020 $ 21.20 $ 21.77 (2.6)% $ 21.77 $ 22.73 (4.2)% Developed in 2021 19.44 19.62 (0.9)% 19.62 19.78 (0.8)% Developed in 2022 18.29 17.74 3.1% 17.74 16.20 9.5% Developed in 2023 12.42 10.34 20.1% 10.34 9.61 7.6% Developed in 2024 12.66 10.17 24.5% 10.17 — —% Developed in 2025 12.42 — —% — — —% Expansions completed before 2024 20.66 20.33 1.6% 20.33 20.45 (0.6)% Expansions completed in 2024 or 2025 17.59 19.55 (10.0)% 19.55 21.94 (10.9)% Expansions in process 26.86 27.41 (2.0)% 27.41 27.39 0.1% $ 18.89 $ 19.13 (1.3)% $ 19.13 $ 17.37 10.1% Number of facilities: Developed in 2020 3 3 — 3 3 — Developed in 2021 6 6 — 6 6 — Developed in 2022 8 8 — 8 8 — Developed in 2023 11 11 — 11 11 — Developed in 2024 7 7 — 7 — 7 Developed in 2025 12 — 12 — — — Expansions completed before 2024 45 45 — 45 45 — Expansions completed in 2024 or 2025 14 14 — 14 14 — Expansions in process 5 5 — 5 5 — 111 99 12 99 92 7 Net rentable square feet (in thousands): Developed in 2020 347 347 — 347 347 — Developed in 2021 (d) 760 760 — 760 681 79 Developed in 2022 631 631 — 631 631 — Developed in 2023 (e) 1,238 1,098 140 1,098 1,098 — Developed in 2024 668 668 — 668 — 668 Developed in 2025 1,280 — 1,280 — — — Expansions completed before 2024 5,812 5,834 (22) 5,834 5,481 353 Expansions completed in 2024 or 2025 2,133 1,378 755 1,378 794 584 Expansions in process 444 439 5 439 439 — 13,313 11,155 2,158 11,155 9,471 1,684 42 NEWLY DEVELOPED AND EXPANDED FACILITIES (Continued) As of December 31, 2025 Costs to develop (in thousands): Developed in 2020 $ 42,063 Developed in 2021 (d) 128,435 Developed in 2022 100,089 Developed in 2023 (e) 217,572 Developed in 2024 129,669 Developed in 2025 244,838 Expansions completed before 2024 (f) 468,750 Expansions completed in 2024 or 2025 (f) 341,113 $ 1,672,529 (a) Represents the percentage change with respect to annual contract rent per occupied square foot, and the absolute nominal change with respect to all other items.
Such functions include information technology support, hardware, and software, as well as centralized administration of payroll, benefits, training, repairs and maintenance, customer service, pricing and marketing, operational accounting and finance, legal costs, and costs from field management executives.
Such functions include information technology support, hardware, and software, as well as centralized administration of payroll, benefits, training, repairs and maintenance, customer service, pricing and marketing, operational accounting and finance, legal costs, and costs from field management executives. The increase in 2025 was primarily driven by increases in personnel-related costs.
Because other REITs may not compute Core FFO or Core FFO per share in the same manner as we do, may not use the same terminology or may not present such measures, Core FFO and Core FFO per share may not be comparable among REITs. 27 The following table reconciles net income to FFO and Core FFO and reconciles diluted earnings per share to FFO per share and Core FFO per share: Year Ended December 31, Year Ended December 31, 2024 2023 Percentage Change 2023 2022 Percentage Change (Amounts in thousands, except per share data) Reconciliation of Net Income to FFO and Core FFO: Net income allocable to common shareholders $ 1,872,685 $ 1,948,741 (3.9) % $ 1,948,741 $ 4,142,288 (53.0) % Eliminate items excluded from FFO: Real estate-related depreciation and amortization 1,117,752 962,703 962,703 881,569 Real estate-related depreciation from unconsolidated real estate investment 44,181 36,769 36,769 54,822 Real estate-related depreciation allocated to noncontrolling interests and restricted share unitholders and unvested LTIP unitholders (7,167) (6,635) (6,635) (6,622) Gains on sale of real estate investments, including our equity share from investment (1,537) (17,290) (17,290) (54,403) Gain on sale of equity investment in PS Business Parks, Inc. — — — (2,116,839) FFO allocable to common shares $ 3,025,914 $ 2,924,288 3.5 % $ 2,924,288 $ 2,900,815 0.8 % Eliminate the impact of items excluded from Core FFO, including our equity share from investment: Foreign currency exchange (gain) loss (102,244) 51,197 51,197 (98,314) Unrealized gain on private equity investments (4,355) (2,817) (2,817) (4,685) Hiring bonus for a new senior executive 3,507 — — — Other items 12,246 3,264 3,264 9,164 Core FFO allocable to common shares $ 2,935,068 $ 2,975,932 (1.4) % $ 2,975,932 $ 2,806,980 6.0 % Reconciliation of Diluted Earnings per Share to FFO per Share and Core FFO per Share: Diluted earnings per share $ 10.64 $ 11.06 (3.8) % $ 11.06 $ 23.50 (52.9) % Eliminate amounts per share excluded from FFO: Real estate-related depreciation and amortization 6.56 5.64 5.64 5.27 Gains on sale of real estate investments, including our equity share from investment (0.01) (0.10) (0.10) (0.31) Gain on sale of equity investment in PS Business Parks, Inc. — — — (12.00) FFO per share $ 17.19 $ 16.60 3.6 % $ 16.60 $ 16.46 0.9 % Eliminate the per share impact of items excluded from Core FFO, including our equity share from investment: Foreign currency exchange (gain) loss (0.58) 0.29 0.29 (0.57) Unrealized gain on private equity investments (0.02) (0.02) (0.02) (0.03) Hiring bonus for a new senior executive 0.02 — — — Other items 0.06 0.02 0.02 0.06 Core FFO per share $ 16.67 $ 16.89 (1.3) % $ 16.89 $ 15.92 6.1 % Diluted weighted average common shares 176,038 176,143 176,143 176,280 28 Analysis of Net Income — Self-Storage Operations Our self-storage operations are analyzed in four groups: (i) the 2,507 facilities that we have owned and operated on a stabilized basis since January 1, 2022 (the “Same Store Facilities”), (ii) 260 facilities we acquired since January 1, 2022 (the “Acquired Facilities”), (iii) 132 facilities that have been newly developed or expanded, or that had commenced expansion by December 31, 2024 (the “Newly Developed and Expanded Facilities”), and (iv) 174 other facilities, which are otherwise not stabilized with respect to occupancies or rental rates since January 1, 2022 (the “Other Non-Same Store Facilities”).
Because other REITs may not compute Core FFO or Core FFO per share in the same manner as we do, may not use the same terminology or may not present such measures, Core FFO and Core FFO per share may not be comparable among REITs. 26 The following table reconciles net income to FFO and Core FFO and reconciles diluted earnings per share to FFO per share and Core FFO per share: Year Ended December 31, Year Ended December 31, 2025 2024 Percentage Change 2024 2023 Percentage Change (Amounts in thousands, except per share data) Reconciliation of Net Income to FFO and Core FFO: Net income allocable to common shareholders $ 1,585,585 $ 1,872,685 (15.3) % $ 1,872,685 $ 1,948,741 (3.9) % Eliminate items excluded from FFO: Real estate-related depreciation and amortization 1,140,377 1,117,752 1,117,752 962,703 Real estate-related depreciation from unconsolidated real estate investment 59,470 44,181 44,181 36,769 Real estate-related depreciation allocated to noncontrolling interests, restricted share unitholders and unvested LTIP unitholders (8,216) (7,167) (7,167) (6,635) Impairment write-down of real estate investments 4,348 — — — Gains on sale of real estate investments, including our equity share from investment (1,113) (1,537) (1,537) (17,290) FFO allocable to common shares $ 2,780,451 $ 3,025,914 (8.1) % $ 3,025,914 $ 2,924,288 3.5 % Eliminate items excluded from Core FFO: Adjustments to G&A Expense: Contingency reserve 290 3,300 3,300 — Corporate transformation costs 4,875 — — — Transaction costs 3,146 — — — Hiring bonus for a new senior executive — 3,507 3,507 — Other Non-Core Adjustments: Foreign currency exchange (gain) loss 215,583 (102,244) (102,244) 51,197 Unrealized (gain) loss on private equity investments (3,859) (4,355) (4,355) (2,817) Income tax provision (benefit) (15,847) — — — Other items 850 8,946 8,946 3,264 Core FFO allocable to common shares $ 2,985,489 $ 2,935,068 1.7 % $ 2,935,068 $ 2,975,932 (1.4) % Reconciliation of Diluted Earnings per Share to FFO per Share and Core FFO per Share: Diluted earnings per share $ 9.01 $ 10.64 (15.3) % $ 10.64 $ 11.06 (3.8) % Eliminate amounts per share excluded from FFO: Real estate-related depreciation and amortization 6.78 6.56 6.56 5.64 Impairment write-down of real estate investments 0.03 — — — Gains on sale of real estate investments, including our equity share from investment (0.01) (0.01) (0.01) (0.10) FFO per share $ 15.81 $ 17.19 (8.0) % $ 17.19 $ 16.60 3.6 % Eliminate amounts per share excluded from Core FFO: Adjustments to G&A Expense: Contingency reserve — 0.02 0.02 — Corporate transformation costs 0.03 — — — Transaction costs 0.02 — — — Hiring bonus for a new senior executive — 0.02 0.02 — Other Non-Core Adjustments: Foreign currency exchange (gain) loss 1.23 (0.58) (0.58) 0.29 Unrealized (gain) loss on private equity investments (0.02) (0.02) (0.02) (0.02) Income tax provision (benefit) (0.09) — — — Other items (0.01) 0.04 0.04 0.02 Core FFO per share $ 16.97 $ 16.67 1.8 % $ 16.67 $ 16.89 (1.3) % Diluted weighted average common shares 175,902 176,038 176,038 176,143 27 Analysis of Net Income — Self-Storage Operations Our self-storage operations are analyzed in four groups: (i) 2,565 facilities that we have owned and operated on a stabilized basis since January 1, 2023 (the “Same Store Facilities”), (ii) 273 facilities we acquired since January 1, 2023 (the “Acquired Facilities”), (iii) 111 facilities that have been newly developed or expanded, or that had commenced expansion by December 31, 2025 (the “Newly Developed and Expanded Facilities”), and (iv) 222 other facilities, which are otherwise not stabilized with respect to occupancies or rental rates since January 1, 2023 (the “Other Non-Same Store Facilities”).
The Other Non-Same Store Facilities have an aggregate of 17.0 million net rentable square feet at December 31, 2024. During 2024, 2023, and 2022, the average occupancy for these facilities totaled 82.5%, 81.4%, and 81.2%, respectively, and the realized rent per occupied square foot totaled $17.17, $16.64, and $14.85, respectively.
The Other Non-Same Store Facilities have an aggregate of 20.9 million net rentable square feet at December 31, 2025. During 2025, 2024, and 2023, the average occupancy for these facilities totaled 85.3%, 81.8%, and 80.8%, respectively, and the realized rent per occupied square foot totaled $15.82, $16.01, and $15.52, respectively.
For the year ended December 31, 2024, FFO was $17.19 per diluted common share as compared to $16.60 and $16.46 per diluted common share for the years ended December 31, 2023 and 2022, respectively, representing an increase in 2024 of 3.6%, or $0.59 per diluted common share, as compared to 2023. 26 We also present “Core FFO” and “Core FFO per share” non-GAAP measures that represent FFO and FFO per share excluding the impact of (i) foreign currency exchange gains and losses, (ii) charges related to the redemption of preferred securities, and (iii) certain other non-cash and/or nonrecurring income or expense items primarily representing, with respect to the periods presented below, the impact of loss contingencies and resolutions, casualties, due diligence costs incurred in pursuit of strategic transactions, unrealized gain on private equity investments, reorganization costs, acquisition integration costs, amortization of acquired non real estate-related intangibles, a cash and stock hiring bonus for a new senior executive, and our equity share of tax effect of a change in tax status, unrealized gain on derivatives, merger transaction costs and senior executive severance from our equity investees.
We also present “Core FFO” and “Core FFO per share” non-GAAP measures that represent FFO and FFO per share excluding the impact of (i) foreign currency exchange gains and losses, (ii) charges related to the redemption of preferred securities, and (iii) certain other non-cash and/or nonrecurring income or expense items primarily representing, with respect to the periods presented below, the impact of corporate transformation costs, loss contingencies, due diligence costs incurred in pursuit of strategic transactions, realized or unrealized gain or loss on private equity investments, income tax benefits from the sale of solar tax credits, a cash and stock hiring bonus for a new senior executive and amortization of acquired non real estate-related intangibles.