Vanguard Group Inc Siga Technologies Inc Transaction History

Vanguard Group Inc

  • $6.44 Trillion
  • Q3 2025

A detailed history of Vanguard Group Inc transactions in Siga Technologies Inc stock. As of the latest transaction made, Vanguard Group Inc holds 2,655,942 shares of SIGA stock, worth $15.9 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares
2,655,942
Previous 2,513,906 5.65%
Holding current value
$15.9 Million
Previous $16.4 Million 48.27%
% of portfolio
0.0%
Previous 0.0%

Shares

18 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 07, 2025
BUY
$6.46 - $9.48 $917,552 - $1.35 Million
142,036 Added 5.65%
2,655,942 $24.3 Million
Q2 2025

Aug 11, 2025
BUY
$5.22 - $6.56 $106,910 - $134,355
20,481 Added 0.82%
2,513,906 $16.4 Million
Q1 2025

May 09, 2025
BUY
$5.39 - $6.47 $58,303 - $69,985
10,817 Added 0.44%
2,493,425 $13.7 Million
Q4 2024

Feb 11, 2025
SELL
$5.73 - $7.72 $478,964 - $645,307
-83,589 Reduced 3.26%
2,482,608 $14.9 Million
Q3 2024

Nov 13, 2024
BUY
$6.74 - $11.97 $841,077 - $1.49 Million
124,789 Added 5.11%
2,566,197 $17.3 Million
Q2 2024

Aug 13, 2024
BUY
$6.32 - $10.46 $997,270 - $1.65 Million
157,796 Added 6.91%
2,441,408 $18.5 Million
Q1 2024

May 10, 2024
BUY
$4.51 - $8.92 $187,232 - $370,313
41,515 Added 1.85%
2,283,612 $19.5 Million
Q4 2023

Feb 14, 2024
BUY
$4.82 - $6.25 $189,040 - $245,125
39,220 Added 1.78%
2,242,097 $12.6 Million
Q3 2023

Nov 14, 2023
BUY
$4.32 - $5.77 $35,445 - $47,342
8,205 Added 0.37%
2,202,877 $11.6 Million
Q2 2023

Aug 14, 2023
SELL
$5.0 - $6.31 $263,635 - $332,707
-52,727 Reduced 2.35%
2,194,672 $11.1 Million
Q1 2023

May 15, 2023
SELL
$5.23 - $8.42 $120,399 - $193,836
-23,021 Reduced 1.01%
2,247,399 $12.9 Million
Q4 2022

Feb 10, 2023
BUY
$7.29 - $10.14 $303,344 - $421,935
41,611 Added 1.87%
2,270,420 $16.7 Million
Q3 2022

Nov 14, 2022
BUY
$10.02 - $26.15 $695,618 - $1.82 Million
69,423 Added 3.21%
2,228,809 $23 Million
Q2 2022

Aug 12, 2022
SELL
$6.5 - $13.68 $488,351 - $1.03 Million
-75,131 Reduced 3.36%
2,159,386 $25 Million
Q1 2022

May 13, 2022
SELL
$5.96 - $7.61 $959 - $1,225
-161 Reduced 0.01%
2,234,517 $15.8 Million
Q4 2021

Feb 14, 2022
SELL
$6.96 - $9.26 $21,548 - $28,668
-3,096 Reduced 0.14%
2,234,678 $16.8 Million
Q3 2021

Nov 12, 2021
SELL
$5.71 - $7.39 $770,307 - $996,947
-134,905 Reduced 5.69%
2,237,774 $16.5 Million
Q2 2021

Aug 13, 2021
BUY
$6.1 - $7.58 $14.5 Million - $18 Million
2,372,679 New
2,372,679 $14.9 Million

Others Institutions Holding SIGA

# of Institutions
214
Shares Held
35.1M
Call Options Held
74.6K
Put Options Held
22.8K
View Full List

About SIGA TECHNOLOGIES INC

SIGA Quotes by TradingView
  • Ticker SIGA
  • Exchange NASDAQ
  • Sector Healthcare
  • Industry Drug Manufacturers—Specialty & Generic
  • Shares Outstandng 73,024,096
  • Market Cap $438M
  • Description
  • SIGA Technologies, Inc., a commercial-stage pharmaceutical company, focuses on the health security and infectious disease markets in the United States. Its lead product is TPOXX, an oral formulation antiviral drug for the treatment of human smallpox disease caused by variola virus. SIGA Technologies, Inc. has a strategic partnership with Cipla T...
More about SIGA
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