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JPMorgan Chase and Co. lifted its stake in shares of Siga Technologies Inc. (NASDAQ: SIGA) by 744.6% during the undefined quarter, according to the company in its most recent 13F filing with the Securities and Exchange Commission (SEC). The firm owned 211,055 shares of the company's stock after acquiring an additional 186,067 shares

Siga Technologies Inc. (NASDAQ: SIGA - Get Free Report) saw unusually large options trading on Wednesday. Traders acquired 1,200 call options on the company. This represents an increase of approximately 1,438% compared to the average daily volume of 78 call options. Analyst Upgrades and Downgrades Separately, Weiss Ratings upgraded Siga Technologies from a "sell (d+)" rating

CASI Pharmaceuticals (NASDAQ: CASI - Get Free Report) and Siga Technologies (NASDAQ: SIGA - Get Free Report) are both small-cap medical companies, but which is the superior business? We will contrast the two companies based on the strength of their analyst recommendations, risk, earnings, dividends, institutional ownership, valuation and profitability. Insider and Institutional Ownership 22.2% of CASI

Siga's board of directors declared a special cash dividend of $0.60 per share on the company's common stock. The amount of this dividend is consistent with the special dividend declared last April.

NEW YORK, March 26, 2026 (GLOBE NEWSWIRE) -- SIGA Technologies, Inc. (SIGA) (Nasdaq: SIGA), a commercial-stage pharmaceutical company, today announced that its board of directors declared a special cash dividend of $0.60 per share on the company's common stock. The amount of this dividend is consistent with the level of the special dividend declared in April 2025. The dividend is payable on April 23, 2026, to…