Dennis E. Hruby

CIK: 0001301548

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)0 (0.0%)

Position reduction

Option Exercises (M)2 (33.3%)

Derivative conversions

Awards (A)2 (33.3%)

Compensation grants

Other (G, F, J, C, D, …)2 (33.3%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (1)

SIGA

SIGA TECHNOLOGIES INC

Officer

Discretionary Trading P&L

Holdings

Transaction History (6 total)

SIGA
SIGA TECHNOLOGIES INC
Mar 13, 2026
Exercise(M)
Direct
11.4K shares-
SIGA
SIGA TECHNOLOGIES INC
Mar 13, 2026
Tax Payment(F)
Direct
4K shares at avg. $5.26$21K
SIGA
SIGA TECHNOLOGIES INC
Mar 13, 2026
Award(A)
Restricted Stock Units
Direct
54.9K shares-
SIGA
SIGA TECHNOLOGIES INC
Jul 1, 2025
Exercise(M)
Direct
32.3K shares-
SIGA
SIGA TECHNOLOGIES INC
Jul 1, 2025
Tax Payment(F)
Direct
10.5K shares at avg. $6.49$68K
SIGA
SIGA TECHNOLOGIES INC
Mar 13, 2025
Award(A)
Restricted Stock Units
Direct
34.3K shares-

		Type	Shares	Price		Ownership
Mar 13, 2026	SIGA SIGA TECHNOLOGIES INC	Exercise(M)	11,445	-	$0	Direct
Mar 13, 2026	SIGA SIGA TECHNOLOGIES INC	Tax Payment(F)	3,955	$5.26	$20,803	Direct
Mar 13, 2026	SIGA SIGA TECHNOLOGIES INC	Award(A) Restricted Stock Units	54,942	-	-	Direct
Jul 1, 2025	SIGA SIGA TECHNOLOGIES INC	Exercise(M)	32,258	-	-	Direct
Jul 1, 2025	SIGA SIGA TECHNOLOGIES INC	Tax Payment(F)	10,467	$6.49	$67,931	Direct
Mar 13, 2025	SIGA SIGA TECHNOLOGIES INC	Award(A) Restricted Stock Units	34,336	-	-	Direct

1-6 of 6 transactions

About Hruby Dennis E

Hruby Dennis E (SEC CIK 0001301548) files insider reports with the SEC as EVP & Chief Scientific Officer of SIGA TECHNOLOGIES INC (SIGA).

Signal8 holds 3 ownership filings by Hruby Dennis E, all Form 4s, filed between Mar 14, 2025 and Mar 17, 2026. Those filings report 6 transactions, from Mar 13, 2025 to Mar 13, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Hruby Dennis E's filings is in NEW YORK, NY.

Recent filings by Hruby Dennis E

Mar 13, 2026: Option exercise of SIGA shares (Form 4, code M).
Mar 13, 2026: Tax withholding of SIGA shares (Form 4, code F).
Mar 13, 2026: Grant or award of SIGA derivative securities (Form 4, code A).
Jul 1, 2025: Option exercise of SIGA shares (Form 4, code M).
Jul 1, 2025: Tax withholding of SIGA shares (Form 4, code F).

Other insiders filing for SIGA TECHNOLOGIES INC (SIGA)

How to read Form 4 transaction codes