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NORTHERN TRUST CORP
> SIGA
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | SIGA TECHNOLOGIES INC | SIGA | 469,538 | 1,580 | 2,371,167,000 | -319,591,000 | $5,050.00 |
| 03/31/2023 | SIGA TECHNOLOGIES INC | SIGA | 467,958 | 22,832 | 2,690,758,000 | 2,686,174,000 | $5,750.00 |
| 09/30/2022 | SIGA TECHNOLOGIES INC | SIGA | 445,126 | -2,462 | 4,584,000 | -598,000 | $10.30 |
| 06/30/2022 | SIGA TECHNOLOGIES INC | SIGA | 447,588 | 11,622 | 5,182,000 | 2,091,000 | $11.58 |
| 03/31/2022 | SIGA TECHNOLOGIES INC | SIGA | 435,966 | -19,924 | 3,091,000 | -337,000 | $7.09 |
| 12/31/2021 | SIGA TECHNOLOGIES INC | SIGA | 455,890 | -22,873 | 3,428,000 | -111,000 | $7.52 |
| 09/30/2021 | SIGA TECHNOLOGIES INC | SIGA | 478,763 | -32,752 | 3,539,000 | 326,000 | $7.39 |
| 06/30/2021 | SIGA TECHNOLOGIES INC | SIGA | 511,515 | -83,481 | 3,213,000 | -1,113,000 | $6.28 |
| 12/31/2020 | SIGA TECHNOLOGIES INC | SIGA | 594,996 | -19,123 | 4,326,000 | 108,000 | $7.27 |
| 09/30/2020 | SIGA TECHNOLOGIES INC | SIGA | 614,119 | -72,637 | 4,218,000 | 935,000 | $6.87 |
| 03/31/2020 | SIGA TECHNOLOGIES INC | SIGA | 686,756 | 21,271 | 3,283,000 | 109,000 | $4.78 |
| 12/31/2019 | SIGA TECHNOLOGIES INC | SIGA | 665,485 | 13,104 | 3,174,000 | -166,000 | $4.77 |
| 09/30/2019 | SIGA TECHNOLOGIES INC | SIGA | 652,381 | 50,453 | 3,340,000 | -79,000 | $5.12 |
| 06/30/2019 | SIGA TECHNOLOGIES INC | SIGA | 601,928 | 17,020 | 3,419,000 | -96,000 | $5.68 |
| 03/31/2019 | SIGA TECHNOLOGIES INC | SIGA | 584,908 | 14,553 | 3,515,000 | -990,000 | $6.01 |
| 12/31/2018 | SIGA TECHNOLOGIES INC | SIGA | 570,355 | -10,807 | 4,505,000 | 501,000 | $7.90 |
| 09/30/2018 | SIGA TECHNOLOGIES INC | SIGA | 581,162 | 62,708 | 4,004,000 | 924,000 | $6.89 |
| 06/30/2018 | SIGA TECHNOLOGIES INC | SIGA | 518,454 | 506,579 | 3,080,000 | 3,007,000 | $5.94 |
| 03/31/2018 | SIGA TECHNOLOGIES INC | SIGA | 11,875 | 11,875 | 73,000 | 73,000 | $6.15 |
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