PHATHOM PHARMACEUTICALS INC

Ticker: PHAT CUSIP: 71722W107 Class: Common Stock

Avidity Partners Management LP's Holding History (CIK: 0001791827)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 206,076 Value ($000) $3,419 Avg Close $14.28 Range $10.33 - $18.31
Q3 2025
Shares 306,000 Value ($000) $3,602 Avg Close $10.32 Range $7.61 - $13.00
Q2 2025
Shares 1,064,500 Value ($000) $10,209 Avg Close $5.53 Range $2.21 - $12.32
Q1 2025
Shares 800,000 Value ($000) $5,016 Avg Close $6.07 Range $4.07 - $8.34
Q4 2024
Shares 1,390,100 Value ($000) $11,288 Avg Close $12.38 Range $7.03 - $19.50
Q3 2024
Shares 1,804,493 Value ($000) $32,625 Avg Close $13.98 Range $9.82 - $19.71
Q2 2024
Shares 1,620,000 Value ($000) $16,686 Avg Close $10.30 Range $8.74 - $12.75
Q1 2024
Shares 1,735,000 Value ($000) $18,426 Avg Close $8.49 Range $6.07 - $11.43
Q4 2023
Shares 1,721,580 Value ($000) $15,718 Avg Close $8.62 Range $6.83 - $10.85
Q3 2023
Shares 1,617,300 Value ($000) $16,771 Avg Close $13.72 Range $10.01 - $17.02
Q2 2023
Shares 1,949,700 Value ($000) $27,920 Avg Close $11.53 Range $7.00 - $14.99
Q1 2023
Shares 2,048,600 Value ($000) $14,627 Avg Close $8.78 Range $5.84 - $13.44
Q4 2022
Shares 1,900,000 Value ($000) $21,318 Avg Close $10.31 Range $9.03 - $11.73
Q3 2022
Shares 1,906,800 Value ($000) $21,127 Avg Close $9.53 Range $6.25 - $12.81
Q2 2022
Shares 1,919,800 Value ($000) $16,203 Avg Close $10.28 Range $6.09 - $16.07
Q1 2022
Shares 1,946,000 Value ($000) $26,485 Avg Close $16.15 Range $11.33 - $20.30
Q4 2021
Shares 1,896,000 Value ($000) $37,294 Avg Close $23.53 Range $17.41 - $34.36
Q4 2020
Shares 152,500 Value ($000) $5,066 Avg Close $40.51 Range $32.74 - $50.78