Company: STBA
Filing Date: 2025-06-23
Form Type: 11-K
Source: 0000719220-25-000040
Chunk: 10

Company: S&T BANCORP INC
Filing Date: 2025-06-23
Form: 11-K
Chunk 10
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<div align='center'>9</div>

#### Supplemental Schedule
<div align='center'>10</div>

#### Thrift Plan for Employees of S&T Bank

#### EIN: 25-0776600 Plan Number: 002

#### Schedule H, Line 4(i)-Schedule of Assets
<div align='center'>(Held at End of Year)</div>

#### December 31, 2024
| (b) Identity of Issuer, Borrower, Lessor or Similar Party |     | (c) Description of Investment, Including Number of Units or Shares Held |           |     |        |     | (e) Current Value |             |
|:----------------------------------------------------------|:----|:------------------------------------------------------------------------|----------:|:----|:-------|:----|:------------------|------------:|
| Vanguard Treasury Money Market Investor Shares            |     |                                                                         | 7,491,343 |     | Shares |     | $                 |   7,491,343 |
| Mutual Funds:                                             |     |                                                                         |           |     |        |     |                   |             |
| American Funds Fundamental Investors Fund R5              |     |                                                                         |   131,382 |     | Units  |     |                   |  10,615,719 |
| Brandes Emerging Markets Value Fund I                     |     |                                                                         |   126,335 |     | Units  |     |                   |   1,065,002 |
| Calamos Market Neutral Income R6                          |     |                                                                         |    35,781 |     | Units  |     |                   |     534,213 |
| Delaware Small Cap Value R6                               |     |                                                                         |   118,056 |     | Units  |     |                   |   8,258,034 |
| Dodge & Cox Balanced Fund X                               |     |                                                                         |   290,329 |     | Units  |     |                   |  29,529,366 |
| Dodge & Cox Income X                                      |     |                                                                         |   190,821 |     | Units  |     |                   |   2,364,268 |
| Dodge & Cox Stock X                                       |     |                                                                         |    13,688 |     | Units  |     |                   |   3,520,345 |
| Federated Short-Intermediate Total Ret Bond Fund R6       |     |                                                                         |   232,658 |     | Units  |     |                   |