Fund screener · ProShares

BIS: UltraShort Nasdaq Biotechnology

ETF
Equity
Inverse

UltraShort Nasdaq Biotechnology (BIS) is a ProShares ETF with a 0.95% expense ratio, 6 holdings and $1.9MM in net assets.

Fee

0.95%

expense ratio

Net assets

$1.9MM

Launched

Apr 7, 2010

Holdings

6

as of Oct 27, 2026

Top 10 weight

-199.5%

largest ten holdings

Largest sector

—

Yield

—

Benchmark

—

BIS's holdings are as of Oct 27, 2026.

Performance

Sector breakdown

No sector breakdown for this fund: its holdings are bonds, commodities or other assets without a sector, or we don't have its holdings.

Holdings (6)

​

1

—

NET OTHER ASSETS (LIABILITIES)

0.00%

2

—

NASDAQ BIOTECHNOLOGY INDEX SWAP SOCIETE GENERALE

-29.15%

3

—

NASDAQ BIO INDEX SWAP BNP PARIBAS

-34.27%

4

—

NASDAQ BIOTECHNOLOGY INDEX SWAP BANK OF AMERICA NA

-40.97%

5

—

NASDAQ BIOTECHNOLOGY INDEX SWAP UBS AG

-43.33%

6

—

NASDAQ BIOTECHNOLOGY INDEX SWAP CITIBANK NA

-52.79%

1–6 of 6


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Data from ProShares; prices and returns from market data. Page updated October 29, 2026. Holdings and figures change over time. For information only — not investment advice.