BlackRock Health Sciences Trust
US ˙ NYSE ˙ US09250W1071

SecurityBME / BlackRock Health Sciences Trust
InstitutionDiversified Enterprises, LLC
Latest Disclosed Ownership11,018 shares
Latest Disclosed Value $ 424,313
Diversified Enterprises, LLC reports 0.81% increase in ownership of BME / BlackRock Health Sciences Trust

On May 14, 2026 - Diversified Enterprises, LLC filed a 13F-HR form disclosing ownership of 11,018 shares of BlackRock Health Sciences Trust (US:BME) valued at $424,303 USD as of March 31, 2026. The entity filed a previous 13F-HR on January 28, 2026 disclosing 10,930 shares of BlackRock Health Sciences Trust. This represents a change in shares of 0.81% during the quarter. The current value of the position is $439,949 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-14 2026-03-31 13F BLACKROCK HEALTH SCIENCES TR COM 09250W107 11,018 88 0.81 424 -5.57 0.0232
2026-01-28 2025-12-31 13F BLACKROCK HEALTH SCIENCES TR COM 09250W107 10,930 87 0.80 450 11.41 0.0267
2025-10-10 2025-09-30 13F BLACKROCK HEALTH SCIENCES TR COM 09250W107 10,843 -1,138 -9.50 404 -7.57 0.0272
2025-07-16 2025-06-30 13F BLACKROCK HEALTH SCIENCES TR COM 09250W107 11,981 103 0.87 437 -4.80 0.0326
2025-05-15 2025-03-31 13F BLACKROCK HEALTH SCIENCES TR COM 09250W107 11,878 -76 -0.64 459 1.10 0.0386
2025-02-10 2024-12-31 13F BLACKROCK HEALTH SCIENCES TR COM 09250W107 11,954 80 0.67 453 -8.85 0.0432
2024-11-14 2024-09-30 13F BLACKROCK HEALTH SCIENCES TR COM 09250W107 11,874 11,874 498 0.0547
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.