WhichIndex

Which indexes is Siga Technologies Inc in?

Siga Technologies Inc is in 2 of the 57 indexes we track. Its largest weight is 0.00% (estimated from market cap) in the Nasdaq Composite, where it ranks #2858 of 3373.

Ticker
SIGA (Nasdaq)
Country
United States
Sector
Health Care
Size
Micro cap (market cap $50–300 million; exact figure in the ranking)
Data as of
15 Oct 2026

Member of 2 indexes

Siga Technologies Inc's index memberships
IndexWeight %RankIndex size
Nasdaq Composite0.00 (est.)28583373
Russell 20000.0019181963

Source: each index's own source, listed on its page. How we source this. Weights are estimates where marked. This page is refreshed when a membership changes or a weight moves by more than 10%; each index page has the daily figures.

Siga Technologies Inc across every index we track

Lit tiles are the indexes Siga Technologies Inc belongs to; the shade is its weight there.

Fewermore

Neighbours by weight

The members ranked just above and just below Siga Technologies Inc in each index
IndexRanked aboveRanked below
Nasdaq CompositeSify Technologies Limited (0.00%)Sight Sciences (0.00%)
Russell 2000Sidus Space Inc Class A (0.00%)Silvaco Group Inc (0.00%)

Not in

Among the indexes we track for United States.