Company: BSTZ
Filing Date: 2025-09-04
Form Type: N-CSRS
Source: 0001193125-25-196080
Chunk: 50

Company: BlackRock Science & Technology Term Trust
Filing Date: 2025-09-04
Form: N-CSRS
Chunk 50
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                               | $—                    | $—             | $(3,015,949) |

Average Quarterly Balances of Outstanding Derivative Financial Instruments

| Options:                                  |            |
| Average value of option contracts written | $4,949,620 |

For more information about the Trust’s investment risks regarding derivative financial instruments, refer to the Notes to Financial Statements.

108 2025 BlackRock Semi-Annual Report to Shareholders

Schedule of Investments (unaudited) (continued) June 30, 2025 BlackRock Utilities, Infrastructure & Power Opportunities Trust (BUI)

Derivative Financial Instruments — Offsetting as of Period End The Trust’s derivative assets and liabilities (by type) were as follows:

|                                                                                     | Assets | Liabilities |
| Derivative Financial Instruments                                                    |        |             |
| Options                                                                             | $—     |  $5,817,506 |
| Total derivative assets and liabilities in the Statements of Assets and Liabilities | —      |   5,817,506 |
| Derivatives not subject to a Master Netting Agreement or similar agreement (“MNA”)  | —      |  -3,850,490 |
| Total derivative assets and liabilities subject to an MNA                           | $—     |  $1,967,016 |

The following table presents the Trust’s derivative liabilities by counterparty net of amounts available for offset under an MNA and net of the related collateral pledged by the Trust:

| Counterparty                           | DerivativeLiabilitiesSubject toan MNA byCounterparty | DerivativesAvailablefor Offset | Non-CashCollateralPledged(a) | CashCollateralPledged(a) | Net Amountof DerivativeLiabilities(b) |
| Bank of America N.A.                   |                                             $155,050 | $—                             |                   $(155,050) | $—                       |                                    $— |
| Barclays Bank PLC                      |                                              180,469 | —                              |                     -180,469 | —                        |                                     — |
| BNP Paribas SA                         |                                               77,916 | —                              |                      -77,916 | —                        |                                     — |
| Citibank N.A.                          |                                              337,009 | —                              |                     -337,009 | —                        |                                     — |
| Goldman Sachs International            |                                              249,733 | —                              |                     -249,733 | —                        |                                     — |
| JPMorgan Chase Bank N.A.               |                                               84,