Siga Technologies Inc (SIGA) Insider Ownership

Historic Insider Ownership Trends

SIGA's three largest insider shareholders as of June 06, 2026 are Daniel J Luckshire (Executive Vp Cfo, 280.49K shares), Daniel J Luckshire (Executive Vp Cfo, 251.37K shares), Joseph W Iii Marshall (Director, 229.64K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
Jaymie A Durnan - 71,873 0 11 Jun, 2025
Dennis E Hruby Evp Chief Scientific Officer 198,537 0 17 Mar, 2026
James Antal - 116,857 0 15 Jun, 2022
Joseph W Iii Marshall - 229,642 0 11 Jun, 2025
Daniel J Luckshire Executive Vp Cfo 280,493 0 17 Mar, 2026
Michael C. Plansky - 75,982 0 15 Jun, 2022
Julie Kane - 48,482 0 15 Jun, 2022
Robin Elizabeth Abrams General Counsel And Cao 49,787 0 03 Aug, 2021
Harold Eugene Jr. Ford - 30,657 0 11 Jun, 2025
Diem Nguyen Chief Executive Officer 138,767 0 17 Mar, 2026
Julian Nemirovsky - 56,873 0 11 Jun, 2025
Gary J. Nabel - 56,873 0 11 Jun, 2025
Holly L. Phillips - 56,873 0 11 Jun, 2025
Jay Varma Evp Chief Medical Officer 17,298 0 13 Jun, 2024
Evan A. Knisely - 17,298 0 13 Jun, 2024
Larry R. Miller General Counsel 51,912 0 26 Mar, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
25 Mar, 2026 Larry R. Miller Common Stock, par value $.0001 per share A 6,920 $0.00 55,438 D M
25 Mar, 2026 Larry R. Miller Common Stock, par value $.0001 per share D 3,526 $4.99 51,912 D F
25 Mar, 2026 Larry R. Miller Restricted Stock Units D 6,920 $0.00 6,921 D M
13 Mar, 2026 Dennis E Hruby Common Stock, par value $.0001 per share A 11,445 $0.00 202,492 D M
13 Mar, 2026 Diem Nguyen Common Stock, par value $.0001 per share A 85,045 $0.00 185,796 D M
13 Mar, 2026 Daniel J Luckshire Common Stock, par value $.0001 per share A 11,503 $0.00 286,567 D M
13 Mar, 2026 Larry R. Miller Common Stock, par value $.0001 per share A 21,261 $0.00 59,705 D M
13 Mar, 2026 Daniel J Luckshire Common Stock, par value $.0001 per share D 6,074 $5.26 280,493 D F
13 Mar, 2026 Larry R. Miller Common Stock, par value $.0001 per share D 11,187 $5.26 48,518 D F
13 Mar, 2026 Diem Nguyen Common Stock, par value $.0001 per share D 47,029 $5.26 138,767 D F
13 Mar, 2026 Dennis E Hruby Common Stock, par value $.0001 per share D 3,955 $5.26 198,537 D F
13 Mar, 2026 Diem Nguyen Restricted Stock Units D 85,045 $0.00 170,092 D M
13 Mar, 2026 Daniel J Luckshire Restricted Stock Units D 11,503 $0.00 23,008 D M
13 Mar, 2026 Dennis E Hruby Restricted Stock Units D 11,445 $0.00 22,891 D M
13 Mar, 2026 Larry R. Miller Restricted Stock Units D 21,261 $0.00 42,523 D M
13 Mar, 2026 Diem Nguyen Restricted Stock Units A 272,243 $0.00 272,243 D A
13 Mar, 2026 Daniel J Luckshire Restricted Stock Units A 55,228 $0.00 55,228 D A
13 Mar, 2026 Larry R. Miller Restricted Stock Units A 68,060 $0.00 68,060 D A
13 Mar, 2026 Dennis E Hruby Restricted Stock Units A 54,942 $0.00 54,942 D A
27 Jan, 2026 Diem Nguyen Common Stock, par value $.0001 per share A 55,902 $0.00 123,555 D M