BST - BlackRock Science & Technology Trust

A closed-end fund run by BlackRock. Invests in technology companies. Listed on the New York Stock Exchange.

Is anyone targeting this fund?

No - nobody has reported owning 5% or more of this fund.

Is the fund doing anything you need to act on?

Nothing right now.

What this means for you

No investor has reported owning 5% or more of this fund. That is the normal state for most closed-end funds.

Nothing is required of you. If that changes, the notice appears here within a day of being filed with the regulator.

Email me if this changes

What happened, and when

  1. May 29, 2026

    The fund said it may sell new shares.

    Original document →
  2. April 23, 2026

    The fund said it may sell new shares.

    Original document →
  3. Dec 23, 2024

    The fund said it may sell new shares.

    Original document →

About this fund

+72%-10%
July 2024June 2026
Value of the holdings, month by month, from July 2024 to June 2026: up 67.9% in all, before the share price is taken into account. The grey line is where it started.

What the fund holds

Mostly shares (91%), the rest preferred shares and cash and short-term holdings. About 82% issued in the U.S.

  1. Nvidia - 7%
  2. Broadcom - 5.9%
  3. SK hynix - 5.3%
  4. Lam Research - 5%
  5. Anthropic Pbc - 4.9%
  6. Apple - 4.4%
  7. Taiwan Semiconductor Manufacturing - 3.4%
  8. Anduril - 3.4%
  9. Alphabet - 3.2%
  10. Space Exploration Technologies - 3.1%
Show all 25
  1. Microsoft - 3%
  2. Cash and short-term - 3%
  3. Databricks - 3%
  4. Intel - 2.4%
  5. Samsung Electronics - 2.4%
  6. Advanced Micro Devices - 2.2%
  7. Sandisk - 1.9%
  8. Psiquantum - 1.7%
  9. Openai - 1.6%
  10. Monolithic Power Systems - 1.4%
  11. Palo Alto Networks - 1.4%
  12. Western Digital - 1.4%
  13. ASE Technology Holding - 1.4%
  14. Crowdstrike Holdings - 1.4%
  15. ASML Holding NV - 1.3%

As of June 30, 2026, from the fund's quarterly holdings report. Original document →

Details: all notices, events and fund facts

No notices from large investors on file.

What the fund announced
DateWhatDeadlineDocument
May 29, 2026 May sell new shares none Original document →
April 23, 2026 May sell new shares none Original document →
Dec 23, 2024 May sell new shares none Original document →
Run by
BlackRock Advisors, LLC
Fund family
BlackRock-advised Funds
Exchange
New York Stock Exchange
Regulator's file number
811-22991
Auditor
Deloitte & Touche LLP
Fiscal year end
Dec 31, 2025
Number of holdings
93
Preferred share classes
none

See this fund's page at the SEC →

Download this fund's history (CSV)

Email me when something new is filed for BST

Free. One email per notice or announcement, usually within a day. No password.