| Balance Sheets | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 |
|---|---|---|---|---|
| Cash and due from banks | 5,816,000 | 5,873,100 | 5,346,200 | 6,423,400 |
| Federal reserve and other central bank deposits | 41,836,100 | 53,524,900 | 49,374,000 | 52,266,000 |
| Interest-bearing deposits with banks | 1,856,000 | 1,729,400 | 1,990,000 | 2,412,100 |
| Federal funds sold and securities purchased under agreements to resell | 1,678,900 | 2,654,100 | 1,856,300 | 921,900 |
| Over ten years-Commercial Mortgage Backed Securities | NaN | 0 | 0 | 0 |
| One year or less | NaN | 7,878,200 | 6,115,800 | 5,121,500 |
| One year or less | NaN | 21,168,200 | 22,502,200 | 22,128,200 |
| Five to ten years | NaN | 3,555,300 | 3,249,400 | 3,830,200 |
| Over ten years | NaN | 1,434,800 | 1,021,800 | 1,170,500 |
| Available for sale (amortized cost of 37,065.7 and 34,102.4) | 36,913,200 | 34,036,500 | 32,889,200 | 32,250,400 |
| Gross unrealized gains-USStates And Political Subdivisions | NaN | 4,600 | NaN | NaN |
| Gross unrealized losses-USStates And Political Subdivisions | NaN | 13,000 | NaN | NaN |
| Fair value-USStates And Political Subdivisions | NaN | 2,449,400 | NaN | NaN |
| Gross unrealized gains-USGovernment Agencies Debt Securities | NaN | 8,300 | NaN | NaN |
| Gross unrealized losses-USGovernment Agencies Debt Securities | NaN | 736,700 | NaN | NaN |
| Fair value-USGovernment Agencies Debt Securities | NaN | 7,696,100 | NaN | NaN |
| Gross unrealized gains-Foreign Government Debt Securities | NaN | 100 | NaN | NaN |
| Gross unrealized losses-Foreign Government Debt Securities | NaN | 27,200 | NaN | NaN |
| Fair value-Foreign Government Debt Securities | NaN | 4,713,900 | NaN | NaN |
| Gross unrealized gains-Corporate Debt Securities | NaN | 0 | NaN | NaN |
| Gross unrealized losses-Corporate Debt Securities | NaN | 5,000 | NaN | NaN |
| Fair value-Corporate Debt Securities | NaN | 384,000 | NaN | NaN |
| Gross unrealized gains-Covered Bonds | NaN | 100 | NaN | NaN |
| Gross unrealized losses-Covered Bonds | NaN | 41,400 | NaN | NaN |
| Fair value-Covered Bonds | NaN | 1,713,200 | NaN | NaN |
| Gross unrealized gains-Certificates Of Deposit | NaN | 0 | NaN | NaN |
| Gross unrealized losses-Certificates Of Deposit | NaN | 4,000 | NaN | NaN |
| Fair value-Certificates Of Deposit | NaN | 440,500 | NaN | NaN |
| Gross unrealized gains-Sub Sovereign Supranational And Non Us Agency Bonds | NaN | 4,300 | NaN | NaN |
| Gross unrealized losses-Sub Sovereign Supranational And Non Us Agency Bonds | NaN | 59,400 | NaN | NaN |
| Fair value-Sub Sovereign Supranational And Non Us Agency Bonds | NaN | 4,456,400 | NaN | NaN |
| Gross unrealized gains-Commercial Mortgage Backed Securities | NaN | 0 | NaN | NaN |
| Gross unrealized losses-Commercial Mortgage Backed Securities | NaN | 1,300 | NaN | NaN |
| Fair value-Commercial Mortgage Backed Securities | NaN | 36,300 | NaN | NaN |
| Gross unrealized gains-Other Securities | NaN | 0 | NaN | NaN |
| Gross unrealized losses-Other Securities | NaN | 177,800 | NaN | NaN |
| Fair value-Other Securities | NaN | 491,400 | NaN | NaN |
| Held to maturity (fair value of 23,138.0 and 22,381.2) | 24,286,200 | 23,429,600 | 22,974,900 | 21,400,800 |
| Total debt securities | 61,199,400 | 57,466,100 | 55,864,100 | 53,651,200 |
| Commercial Portfolio Segment | 20,678,800 | 20,431,000 | 20,571,100 | 20,085,500 |
| Consumer Portfolio Segment | 21,826,700 | 21,517,300 | 22,378,300 | 23,237,900 |
| Total loans (net of unearned income of 5.1 and 5.3) | 42,505,500 | 41,948,300 | 42,949,400 | 43,323,400 |
| Allowance for credit losses | 169,700 | 175,000 | 174,600 | 188,500 |
| Original cost | NaN | 1,325,400 | NaN | NaN |
| Accumulated depreciation | NaN | 860,800 | NaN | NaN |
| Buildings and equipment | 447,500 | 464,600 | 457,100 | 467,700 |
| Goodwill | 709,500 | 712,900 | 712,900 | 714,600 |
| Other assets | 18,695,100 | 12,934,300 | 11,887,900 | 11,891,800 |
| Total assets | 174,574,300 | 177,132,700 | 170,263,300 | 171,883,600 |
| Demand and other noninterest-bearing | 15,620,400 | 14,810,700 | 12,451,600 | 14,541,400 |
| Savings, money market and other interest-bearing | 29,309,700 | 28,984,100 | 29,040,100 | 27,965,100 |
| Savings certificates and other time | 5,238,400 | 6,418,900 | 7,358,700 | 6,742,500 |
| Non u.s. offices noninterest-bearing | 13,679,000 | 12,537,900 | 13,440,800 | 10,597,800 |
| Non u.s. offices interest-bearing | 75,850,700 | 80,046,100 | 73,509,900 | 77,206,900 |
| Total deposits | 139,698,200 | 142,797,700 | 135,801,100 | 137,053,700 |
| Federal funds purchased | 1,974,300 | 2,141,100 | 1,751,900 | 2,388,500 |
| Securities sold under agreements to repurchase | 330,500 | 292,200 | 371,500 | 841,400 |
| Other borrowings | 7,839,500 | 7,158,300 | 6,580,000 | 6,532,900 |
| Senior notes | 3,345,500 | 3,351,500 | 2,847,200 | 2,835,200 |
| Long-term debt | 2,881,600 | 3,484,400 | 4,094,300 | 4,089,800 |
| Other liabilities | 5,517,400 | 4,949,600 | 5,861,300 | 5,275,600 |
| Total liabilities | 161,587,000 | 164,174,800 | 157,307,300 | 159,017,100 |
| Preferred stock-Series DPreferred Stock | 493,500 | 493,500 | 493,500 | 493,500 |
| Preferred stock-Series EPreferred Stock | 391,400 | 391,400 | 391,400 | 391,400 |
| Common stock | 408,600 | 408,600 | 408,600 | 408,600 |
| Additional paid-in capital | 1,003,300 | 1,039,000 | 1,024,200 | 1,010,500 |
| Retained earnings | 17,067,800 | 16,709,300 | 16,399,800 | 16,112,700 |
| Accumulated other comprehensive loss | -636,600 | -590,500 | -635,100 | -699,200 |
| Treasury stock | 5,740,700 | 5,493,400 | 5,126,400 | 4,851,000 |
| Total stockholders equity | 12,987,300 | 12,957,900 | 12,956,000 | 12,866,500 |
| Total liabilities and stockholders equity | 174,574,300 | 177,132,700 | 170,263,300 | 171,883,600 |
NORTHERN TRUST CORP (NTRS)
NORTHERN TRUST CORP (NTRS)