| Schedule of fair value measurements |
| | | | | | | | | | | | | | | Assets at Fair Value as of December 31, 2025 | | | Level 1 | | Level 2 | | Level 3 | | Total | | | | | | | | | | | | | | Mutual funds | | $ | 130,769,055 | | $ | — | | $ | — | | $ | 130,769,055 | Common stock | | | 176,347,777 | | | — | | | — | | | 176,347,777 | Total assets in the fair value hierarchy | | $ | 307,116,832 | | $ | — | | $ | — | | $ | 307,116,832 | | | | | | | | | | | | | | Collective investment trusts (measured at net asset value) (a) | | | | | | | | | | | | 1,927,309,889 | Investments at fair value | | | | | | | | | | | $ | 2,234,426,721 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Assets at Fair Value as of December 31, 2024 | | | Level 1 | | Level 2 | | Level 3 | | Total | | | | | | | | | | | | | | Mutual funds | | $ | 139,788,717 | | $ | — | | $ | — | | $ | 139,788,717 | Common stock | | | 229,140,513 | | | — | | | — | | | 229,140,513 | Total assets in the fair value hierarchy | | $ | 368,929,230 | | $ | — | | $ | — | | $ | 368,929,230 | | | | | | | | | | | | | | Collective investment trusts (measured at net asset value) (a) | | | | | | | | | | | | 1,925,364,727 | Investments at fair value | | | | | | | | | | | $ | 2,294,293,957 |
(a) In accordance with Subtopic ASC 820-10, certain investments that were measured at net asset value per share (or its equivalent) have not been classified in the fair value hierarchy. The fair value amounts presented in this table are intended to permit reconciliation of the fair value hierarchy to the line items presented in the Statements of Net Assets Available for Benefits. | | | | | | | | | | | | | | | Fair Value as of December 31, | | | | | | | | | 2025 | | 2024 | | Unfunded Commitments | | Redemption Frequency | | Redemption Notice Period (plan level) | | | | | | | | | | | | | | Target Date Funds | | $ | 874,813,693 | | $ | 848,708,744 | | None | | Daily | | None | Stable Value Fund | | $ | 131,928,706 | | $ | 146,522,266 | | None | | Daily | | 12 months | Large Growth Fund | | $ | 113,219,911 | | $ | 126,590,054 | | None | | 30 days | | None | Large Value Equity Fund | | $ | 59,643,624 | | $ | 63,598,478 | | None | | Daily | | None | Large Equity Index Fund | | $ | 409,331,390 | | $ | 415,809,372 | | None | | Daily | | None | SMID Equity Index Fund | | $ | 104,830,293 | | $ | 113,299,555 | | None | | Daily | | None | Broad Market Fixed Income Fund | | $ | 19,215,998 | | $ | 13,600,781 | | None | | Daily | | None | Bond Market Index Fund | | $ | 123,197,906 | | $ | 125,151,251 | | None | | Daily | | None | Non-U.S. Equity Index Fund | | $ | 80,060,493 | | $ | 61,916,425 | | None | | Daily | | None | Non-Lending Series Fund | | $ | 11,067,875 | | $ | 10,167,801 | | None | | Daily | | None |
|