SIGA

Siga Technologies INC

Insider trading activity for Siga Technologies INC, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 6 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Past 12 months

net buying

Bought(0 · 0 insiders): $0
Sold(0 · 0 insiders): $0

Transaction history

The 86 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Jun 9	Phillips Holly L.	Director	AGRANT◆	34,169	—	—	—	Open the original filing on SEC.gov
Jun 9	Phillips Holly L.	Director	MEXER◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Phillips Holly L.	Director	DTOISS	7,235	$4.39	$31.8K	-8.9%	Open the original filing on SEC.gov
Jun 9	Phillips Holly L.	Director	MEXER	24,116	—	—	+42.4%	Open the original filing on SEC.gov
Jun 9	Nemirovsky Julian	Director	AGRANT◆	34,169	—	—	—	Open the original filing on SEC.gov
Jun 9	Nemirovsky Julian	Director	MEXER◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Nemirovsky Julian	Director	DTOISS	7,235	$4.39	$31.8K	-8.9%	Open the original filing on SEC.gov
Jun 9	Nemirovsky Julian	Director	MEXER	24,116	—	—	+42.4%	Open the original filing on SEC.gov
Jun 9	Nabel Gary J.	Director	AGRANT◆	34,169	—	—	—	Open the original filing on SEC.gov
Jun 9	Nabel Gary J.	Director	MEXER◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Nabel Gary J.	Director	DTOISS	7,235	$4.39	$31.8K	-8.9%	Open the original filing on SEC.gov
Jun 9	Nabel Gary J.	Director	MEXER	24,116	—	—	+42.4%	Open the original filing on SEC.gov
Jun 9	Marshall Joseph W III	Director	AGRANT◆	34,169	—	—	—	Open the original filing on SEC.gov
Jun 9	Marshall Joseph W III	Director	MEXER◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Marshall Joseph W III	Director	DTOISS	7,235	$4.39	$31.8K	-2.9%	Open the original filing on SEC.gov
Jun 9	Marshall Joseph W III	Director	MEXER	24,116	—	—	+10.5%	Open the original filing on SEC.gov
Jun 9	Keane John M	Director	AGRANT◆	34,169	—	—	—	Open the original filing on SEC.gov
Jun 9	Keane John M	Director	MEXER◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Keane John M	Director	DTOISS	7,235	$4.39	$31.8K	-30.0%	Open the original filing on SEC.gov
Jun 9	Keane John M	Director	MEXER	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Ford Harold Eugene Jr.	Director	AGRANT◆	34,169	—	—	—	Open the original filing on SEC.gov
Jun 9	Ford Harold Eugene Jr.	Director	MEXER◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Ford Harold Eugene Jr.	Director	DTOISS	7,235	$4.39	$31.8K	-13.2%	Open the original filing on SEC.gov
Jun 9	Ford Harold Eugene Jr.	Director	MEXER	24,116	—	—	+78.7%	Open the original filing on SEC.gov
Jun 9	Durnan Jaymie A	Director	AGRANT◆	34,169	—	—	—	Open the original filing on SEC.gov
Jun 9	Durnan Jaymie A	Director	MEXER◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 9	Durnan Jaymie A	Director	DTOISS	7,235	$4.39	$31.8K	-7.5%	Open the original filing on SEC.gov
Jun 9	Durnan Jaymie A	Director	MEXER	24,116	—	—	+33.6%	Open the original filing on SEC.gov
Mar 25	Miller Larry R.	General Counsel	MEXER◆	6,920	—	—	—	Open the original filing on SEC.gov
Mar 25	Miller Larry R.	General Counsel	FTAX	3,526	$4.99	$17.6K	-6.4%	Open the original filing on SEC.gov
Mar 25	Miller Larry R.	General Counsel	MEXER	6,920	—	—	+14.3%	Open the original filing on SEC.gov
Mar 13	Nguyen Diem	Chief Executive Officer	AGRANT◆	272,243	—	—	—	Open the original filing on SEC.gov
Mar 13	Nguyen Diem	Chief Executive Officer	MEXER◆	85,045	—	—	—	Open the original filing on SEC.gov
Mar 13	Nguyen Diem	Chief Executive Officer	FTAX	47,029	$5.26	$247.4K	-25.3%	Open the original filing on SEC.gov
Mar 13	Nguyen Diem	Chief Executive Officer	MEXER	85,045	—	—	+84.4%	Open the original filing on SEC.gov
Mar 13	Miller Larry R.	General Counsel	AGRANT◆	68,060	—	—	—	Open the original filing on SEC.gov
Mar 13	Miller Larry R.	General Counsel	MEXER◆	21,261	—	—	—	Open the original filing on SEC.gov
Mar 13	Miller Larry R.	General Counsel	FTAX	11,187	$5.26	$58.8K	-18.7%	Open the original filing on SEC.gov
Mar 13	Miller Larry R.	General Counsel	MEXER	21,261	—	—	+55.3%	Open the original filing on SEC.gov
Mar 13	Luckshire Daniel J	Executive VP & CFO	AGRANT◆	55,228	—	—	—	Open the original filing on SEC.gov
Mar 13	Luckshire Daniel J	Executive VP & CFO	MEXER◆	11,503	—	—	—	Open the original filing on SEC.gov
Mar 13	Luckshire Daniel J	Executive VP & CFO	FTAX	6,074	$5.26	$31.9K	-2.1%	Open the original filing on SEC.gov
Mar 13	Luckshire Daniel J	Executive VP & CFO	MEXER	11,503	—	—	+4.2%	Open the original filing on SEC.gov
Mar 13	Hruby Dennis E	EVP & Chief Scientific…	AGRANT◆	54,942	—	—	—	Open the original filing on SEC.gov
Mar 13	Hruby Dennis E	EVP & Chief Scientific…	MEXER◆	11,445	—	—	—	Open the original filing on SEC.gov
Mar 13	Hruby Dennis E	EVP & Chief Scientific…	FTAX	3,955	$5.26	$20.8K	-1.9%	Open the original filing on SEC.gov
Mar 13	Hruby Dennis E	EVP & Chief Scientific…	MEXER	11,445	—	—	+6.0%	Open the original filing on SEC.gov
Jan 27	Nguyen Diem	Chief Executive Officer	MEXER◆	55,902	—	—	—	Open the original filing on SEC.gov
Jan 27	Nguyen Diem	Chief Executive Officer	FTAX	22,804	$6.82	$155.5K	-18.5%	Open the original filing on SEC.gov
Jan 27	Nguyen Diem	Chief Executive Officer	MEXER	55,902	—	—	+82.6%	Open the original filing on SEC.gov
Jul 1, 2025	Luckshire Daniel J	Executive VP & CFO	MEXER◆	24,193	—	—	—	Open the original filing on SEC.gov
Jul 1, 2025	Luckshire Daniel J	Executive VP & CFO	FTAX	12,346	$6.49	$80.1K	-4.3%	Open the original filing on SEC.gov
Jul 1, 2025	Luckshire Daniel J	Executive VP & CFO	MEXER	24,193	—	—	+9.2%	Open the original filing on SEC.gov
Jul 1, 2025	Hruby Dennis E	EVP & Chief Scientific…	MEXER◆	32,258	—	—	—	Open the original filing on SEC.gov
Jul 1, 2025	Hruby Dennis E	EVP & Chief Scientific…	FTAX	10,467	$6.49	$67.9K	-5.2%	Open the original filing on SEC.gov
Jul 1, 2025	Hruby Dennis E	EVP & Chief Scientific…	MEXER	32,258	—	—	+19.1%	Open the original filing on SEC.gov
Jun 10, 2025	Phillips Holly L.	Director	AGRANT◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Phillips Holly L.	Director	MEXER◆	19,084	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Phillips Holly L.	Director	DTOISS	5,725	$6.22	$35.6K	-9.2%	Open the original filing on SEC.gov
Jun 10, 2025	Phillips Holly L.	Director	MEXER	19,084	—	—	+43.9%	Open the original filing on SEC.gov
Jun 10, 2025	Nemirovsky Julian	Director	AGRANT◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Nemirovsky Julian	Director	MEXER◆	19,084	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Nemirovsky Julian	Director	DTOISS	5,725	$6.22	$35.6K	-9.2%	Open the original filing on SEC.gov
Jun 10, 2025	Nemirovsky Julian	Director	MEXER	19,084	—	—	+43.9%	Open the original filing on SEC.gov
Jun 10, 2025	Nabel Gary J.	Director	AGRANT◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Nabel Gary J.	Director	MEXER◆	19,084	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Nabel Gary J.	Director	DTOISS	5,725	$6.22	$35.6K	-9.2%	Open the original filing on SEC.gov
Jun 10, 2025	Nabel Gary J.	Director	MEXER	19,084	—	—	+43.9%	Open the original filing on SEC.gov
Jun 10, 2025	Marshall Joseph W III	Director	AGRANT◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Marshall Joseph W III	Director	MEXER◆	19,084	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Marshall Joseph W III	Director	DTOISS	5,725	$6.22	$35.6K	-2.4%	Open the original filing on SEC.gov
Jun 10, 2025	Marshall Joseph W III	Director	MEXER	19,084	—	—	+8.8%	Open the original filing on SEC.gov
Jun 10, 2025	Keane John M	Director	AGRANT◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Ford Harold Eugene Jr.	Director	AGRANT◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Ford Harold Eugene Jr.	Director	MEXER◆	19,084	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Ford Harold Eugene Jr.	Director	DTOISS	5,725	$6.22	$35.6K	-15.7%	Open the original filing on SEC.gov
Jun 10, 2025	Ford Harold Eugene Jr.	Director	MEXER	19,084	—	—	+110.3%	Open the original filing on SEC.gov
Jun 10, 2025	Durnan Jaymie A	Director	AGRANT◆	24,116	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Durnan Jaymie A	Director	MEXER◆	19,084	—	—	—	Open the original filing on SEC.gov
Jun 10, 2025	Durnan Jaymie A	Director	DTOISS	5,725	$6.22	$35.6K	-7.4%	Open the original filing on SEC.gov
Jun 10, 2025	Durnan Jaymie A	Director	MEXER	19,084	—	—	+32.6%	Open the original filing on SEC.gov
Apr 18, 2025	Miller Larry R.	General Counsel	AGRANT◆	13,841	—	—	—	Open the original filing on SEC.gov
Apr 18, 2025	Miller Larry R.	General Counsel	DTOISS◆	13,841	—	—	—	Open the original filing on SEC.gov
Apr 18, 2025	Miller Larry R.	General Counsel	MEXER◆	6,920	—	—	—	Open the original filing on SEC.gov
Apr 18, 2025	Miller Larry R.	General Counsel	FTAX	3,532	$5.99	$21.2K	-8.4%	Open the original filing on SEC.gov
Apr 18, 2025	Miller Larry R.	General Counsel	MEXER	6,920	—	—	+19.7%	Open the original filing on SEC.gov

AGRANT◆—

Phillips Holly L. · DirectorJun 9

34,169 sh

MEXER◆—

Phillips Holly L. · DirectorJun 9

24,116 sh

DTOISS$31.8K

Phillips Holly L. · DirectorJun 9

7,235 sh @ $4.39 · -8.9% own

MEXER—

Phillips Holly L. · DirectorJun 9

24,116 sh · +42.4% own

AGRANT◆—

Nemirovsky Julian · DirectorJun 9

34,169 sh

MEXER◆—

Nemirovsky Julian · DirectorJun 9

24,116 sh

DTOISS$31.8K

Nemirovsky Julian · DirectorJun 9

7,235 sh @ $4.39 · -8.9% own

MEXER—

Nemirovsky Julian · DirectorJun 9

24,116 sh · +42.4% own

AGRANT◆—

Nabel Gary J. · DirectorJun 9

34,169 sh

MEXER◆—

Nabel Gary J. · DirectorJun 9

24,116 sh

DTOISS$31.8K

Nabel Gary J. · DirectorJun 9

7,235 sh @ $4.39 · -8.9% own

MEXER—

Nabel Gary J. · DirectorJun 9

24,116 sh · +42.4% own

AGRANT◆—

Marshall Joseph W III · DirectorJun 9

34,169 sh

MEXER◆—

Marshall Joseph W III · DirectorJun 9

24,116 sh

DTOISS$31.8K

Marshall Joseph W III · DirectorJun 9

7,235 sh @ $4.39 · -2.9% own

MEXER—

Marshall Joseph W III · DirectorJun 9

24,116 sh · +10.5% own

AGRANT◆—

Keane John M · DirectorJun 9

34,169 sh

MEXER◆—

Keane John M · DirectorJun 9

24,116 sh

DTOISS$31.8K

Keane John M · DirectorJun 9

7,235 sh @ $4.39 · -30.0% own

MEXER—

Keane John M · DirectorJun 9

24,116 sh

AGRANT◆—

Ford Harold Eugene Jr. · DirectorJun 9

34,169 sh

MEXER◆—

Ford Harold Eugene Jr. · DirectorJun 9

24,116 sh

DTOISS$31.8K

Ford Harold Eugene Jr. · DirectorJun 9

7,235 sh @ $4.39 · -13.2% own

MEXER—

Ford Harold Eugene Jr. · DirectorJun 9

24,116 sh · +78.7% own

AGRANT◆—

Durnan Jaymie A · DirectorJun 9

34,169 sh

MEXER◆—

Durnan Jaymie A · DirectorJun 9

24,116 sh

DTOISS$31.8K

Durnan Jaymie A · DirectorJun 9

7,235 sh @ $4.39 · -7.5% own

MEXER—

Durnan Jaymie A · DirectorJun 9

24,116 sh · +33.6% own

MEXER◆—

Miller Larry R. · General CounselMar 25

6,920 sh

FTAX$17.6K

Miller Larry R. · General CounselMar 25

3,526 sh @ $4.99 · -6.4% own

MEXER—

Miller Larry R. · General CounselMar 25

6,920 sh · +14.3% own

AGRANT◆—

Nguyen Diem · Chief Executive…Mar 13

272,243 sh

MEXER◆—

Nguyen Diem · Chief Executive…Mar 13

85,045 sh

FTAX$247.4K

Nguyen Diem · Chief Executive…Mar 13

47,029 sh @ $5.26 · -25.3% own

MEXER—

Nguyen Diem · Chief Executive…Mar 13

85,045 sh · +84.4% own

AGRANT◆—

Miller Larry R. · General CounselMar 13

68,060 sh

MEXER◆—

Miller Larry R. · General CounselMar 13

21,261 sh

FTAX$58.8K

Miller Larry R. · General CounselMar 13

11,187 sh @ $5.26 · -18.7% own

MEXER—

Miller Larry R. · General CounselMar 13

21,261 sh · +55.3% own

AGRANT◆—

Luckshire Daniel J · Executive VP & CFOMar 13

55,228 sh

MEXER◆—

Luckshire Daniel J · Executive VP & CFOMar 13

11,503 sh

FTAX$31.9K

Luckshire Daniel J · Executive VP & CFOMar 13

6,074 sh @ $5.26 · -2.1% own

MEXER—

Luckshire Daniel J · Executive VP & CFOMar 13

11,503 sh · +4.2% own

AGRANT◆—

Hruby Dennis E · EVP & Chief…Mar 13

54,942 sh

MEXER◆—

Hruby Dennis E · EVP & Chief…Mar 13

11,445 sh

FTAX$20.8K

Hruby Dennis E · EVP & Chief…Mar 13

3,955 sh @ $5.26 · -1.9% own

MEXER—

Hruby Dennis E · EVP & Chief…Mar 13

11,445 sh · +6.0% own

MEXER◆—

Nguyen Diem · Chief Executive…Jan 27

55,902 sh

FTAX$155.5K

Nguyen Diem · Chief Executive…Jan 27

22,804 sh @ $6.82 · -18.5% own

MEXER—

Nguyen Diem · Chief Executive…Jan 27

55,902 sh · +82.6% own

MEXER◆—

Luckshire Daniel J · Executive VP & CFOJul 1, 2025

24,193 sh

FTAX$80.1K

Luckshire Daniel J · Executive VP & CFOJul 1, 2025

12,346 sh @ $6.49 · -4.3% own

MEXER—

Luckshire Daniel J · Executive VP & CFOJul 1, 2025

24,193 sh · +9.2% own

MEXER◆—

Hruby Dennis E · EVP & Chief…Jul 1, 2025

32,258 sh

FTAX$67.9K

Hruby Dennis E · EVP & Chief…Jul 1, 2025

10,467 sh @ $6.49 · -5.2% own

MEXER—

Hruby Dennis E · EVP & Chief…Jul 1, 2025

32,258 sh · +19.1% own

AGRANT◆—

Phillips Holly L. · DirectorJun 10, 2025

24,116 sh

MEXER◆—

Phillips Holly L. · DirectorJun 10, 2025

19,084 sh

DTOISS$35.6K

Phillips Holly L. · DirectorJun 10, 2025

5,725 sh @ $6.22 · -9.2% own

MEXER—

Phillips Holly L. · DirectorJun 10, 2025

19,084 sh · +43.9% own

AGRANT◆—

Nemirovsky Julian · DirectorJun 10, 2025

24,116 sh

MEXER◆—

Nemirovsky Julian · DirectorJun 10, 2025

19,084 sh

DTOISS$35.6K

Nemirovsky Julian · DirectorJun 10, 2025

5,725 sh @ $6.22 · -9.2% own

MEXER—

Nemirovsky Julian · DirectorJun 10, 2025

19,084 sh · +43.9% own

AGRANT◆—

Nabel Gary J. · DirectorJun 10, 2025

24,116 sh

MEXER◆—

Nabel Gary J. · DirectorJun 10, 2025

19,084 sh

DTOISS$35.6K

Nabel Gary J. · DirectorJun 10, 2025

5,725 sh @ $6.22 · -9.2% own

MEXER—

Nabel Gary J. · DirectorJun 10, 2025

19,084 sh · +43.9% own

AGRANT◆—

Marshall Joseph W III · DirectorJun 10, 2025

24,116 sh

MEXER◆—

Marshall Joseph W III · DirectorJun 10, 2025

19,084 sh

DTOISS$35.6K

Marshall Joseph W III · DirectorJun 10, 2025

5,725 sh @ $6.22 · -2.4% own

MEXER—

Marshall Joseph W III · DirectorJun 10, 2025

19,084 sh · +8.8% own

AGRANT◆—

Keane John M · DirectorJun 10, 2025

24,116 sh

AGRANT◆—

Ford Harold Eugene Jr. · DirectorJun 10, 2025

24,116 sh

MEXER◆—

Ford Harold Eugene Jr. · DirectorJun 10, 2025

19,084 sh

DTOISS$35.6K

Ford Harold Eugene Jr. · DirectorJun 10, 2025

5,725 sh @ $6.22 · -15.7% own

MEXER—

Ford Harold Eugene Jr. · DirectorJun 10, 2025

19,084 sh · +110.3% own

AGRANT◆—

Durnan Jaymie A · DirectorJun 10, 2025

24,116 sh

MEXER◆—

Durnan Jaymie A · DirectorJun 10, 2025

19,084 sh

DTOISS$35.6K

Durnan Jaymie A · DirectorJun 10, 2025

5,725 sh @ $6.22 · -7.4% own

MEXER—

Durnan Jaymie A · DirectorJun 10, 2025

19,084 sh · +32.6% own

AGRANT◆—

Miller Larry R. · General CounselApr 18, 2025

13,841 sh

DTOISS◆—

Miller Larry R. · General CounselApr 18, 2025

13,841 sh

MEXER◆—

Miller Larry R. · General CounselApr 18, 2025

6,920 sh

FTAX$21.2K

Miller Larry R. · General CounselApr 18, 2025

3,532 sh @ $5.99 · -8.4% own

MEXER—

Miller Larry R. · General CounselApr 18, 2025

6,920 sh · +19.7% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 23 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

Insiders at this company

Everyone who has filed a Form 4 for this issuer.

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