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CITADEL ADVISORS LLC
> SIGA
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | SIGA TECHNOLOGIES INC | SIGA | 774,821 | 728,127 | 3,912,846,000 | 3,569,178,000 | $5,050.00 |
| 12/31/2022 | SIGA TECHNOLOGIES INC | SIGA | 46,694 | -104,595 | 343,668,000 | 342,110,000 | $7,360.00 |
| 09/30/2022 | SIGA TECHNOLOGIES INC | SIGA | 151,289 | 151,289 | 1,558,000 | 1,558,000 | $10.30 |
| 06/30/2022 | SIGA TECHNOLOGIES INC | SIGA | 0 | -122,327 | 0 | -867,000 | |
| 03/31/2022 | SIGA TECHNOLOGIES INC | SIGA | 122,327 | 99,227 | 867,000 | 693,000 | $7.09 |
| 12/31/2021 | SIGA TECHNOLOGIES INC | SIGA | 23,100 | 9,777 | 174,000 | 76,000 | $7.53 |
| 09/30/2021 | SIGA TECHNOLOGIES INC | SIGA | 13,323 | 13,323 | 98,000 | 98,000 | $7.36 |
| 06/30/2021 | SIGA TECHNOLOGIES INC | SIGA | 0 | -40,180 | 0 | -261,000 | |
| 03/31/2021 | SIGA TECHNOLOGIES INC | SIGA | 40,180 | 20,800 | 261,000 | 120,000 | $6.50 |
| 12/31/2020 | SIGA TECHNOLOGIES INC | SIGA | 19,380 | -114,017 | 141,000 | -775,000 | $7.28 |
| 09/30/2020 | SIGA TECHNOLOGIES INC | SIGA | 133,397 | 95,969 | 916,000 | 695,000 | $6.87 |
| 06/30/2020 | SIGA TECHNOLOGIES INC | SIGA | 37,428 | 11,210 | 221,000 | 96,000 | $5.90 |
| 03/31/2020 | SIGA TECHNOLOGIES INC | SIGA | 26,218 | -102,791 | 125,000 | -490,000 | $4.77 |
| 12/31/2019 | SIGA TECHNOLOGIES INC | SIGA | 129,009 | -60,927 | 615,000 | -357,000 | $4.77 |
| 09/30/2019 | SIGA TECHNOLOGIES INC | SIGA | 189,936 | 94,327 | 972,000 | 429,000 | $5.12 |
| 06/30/2019 | SIGA TECHNOLOGIES INC | SIGA | 95,609 | 11,456 | 543,000 | 37,000 | $5.68 |
| 03/31/2019 | SIGA TECHNOLOGIES INC | SIGA | 84,153 | 5,728 | 506,000 | -114,000 | $6.01 |
| 12/31/2018 | SIGA TECHNOLOGIES INC | SIGA | 78,425 | 41,748 | 620,000 | 367,000 | $7.91 |
| 09/30/2018 | SIGA TECHNOLOGIES INC | SIGA | 36,677 | 36,677 | 253,000 | 253,000 | $6.90 |
| 12/31/2015 | SIGA TECHNOLOGIES INC | SIGA | 0 | -16,735 | 0 | -24,000 | |
| 09/30/2015 | SIGA TECHNOLOGIES INC | SIGA | 0 | -16,735 | 0 | -24,000 | |
| 03/31/2015 | SIGA TECHNOLOGIES INC | SIGA | 0 | -16,735 | 0 | -24,000 | |
| 12/31/2014 | SIGA TECHNOLOGIES INC | SIGA | 16,735 | -25,147 | 24,000 | -36,000 | $1.43 |
| 09/30/2014 | SIGA TECHNOLOGIES INC | SIGA | 41,882 | 29,584 | 60,000 | 25,000 | $1.43 |
| 06/30/2014 | SIGA TECHNOLOGIES INC | SIGA | 12,298 | 402 | 35,000 | -2,000 | $2.85 |
| 03/31/2014 | SIGA TECHNOLOGIES INC | SIGA | 11,896 | 11,896 | 37,000 | 37,000 | $3.11 |
| 09/30/2013 | SIGA TECHNOLOGIES INC | SIGA | 0 | -2,218 | 0 | -6,000 | |
| 06/30/2013 | SIGA TECHNOLOGIES INC | SIGA | 0 | -13,396 | 0 | -48,000 | |
| 03/31/2013 | SIGA TECHNOLOGIES INC | SIGA | 13,396 | 13,396 | 48,000 | 48,000 | $3.58 |
| 12/31/2012 | SIGA TECHNOLOGIES INC | SIGA | 0 | -6,330 | 0 | -20,000 | |
| 09/30/2012 | SIGA TECHNOLOGIES INC | SIGA | 6,330 | 1,896 | 20,000 | 5,000 | $3.16 |
| 06/30/2012 | SIGA TECHNOLOGIES INC | SIGA | 23,531 | 19,097 | 68,000 | 53,000 | $2.89 |
| 03/31/2012 | SIGA TECHNOLOGIES INC | SIGA | 4,434 | -1,710 | 15,000 | -5,000 | $3.38 |
| 12/31/2011 | SIGA TECHNOLOGIES INC | SIGA | 14,721 | 8,577 | 37,000 | 17,000 | $2.51 |
| 09/30/2011 | SIGA TECHNOLOGIES INC | SIGA | 6,144 | 6,144 | 20,000 | 20,000 | $3.26 |
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