EDITAS MEDICINE INC

Ticker: EDIT CUSIP: 28106W103 Class: Stock

VIKING GLOBAL INVESTORS LP's Holding History (CIK: 0001103804)

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

Q2 2020
Shares 413,000 Value ($000) $12,217 Avg Close $26.13 Range $18.20 - $36.78
Q1 2020
Shares 512,179 Value ($000) $10,157 Avg Close $25.22 Range $14.01 - $34.37
Q4 2019
Shares 733,401 Value ($000) $21,716 Avg Close $24.97 Range $19.29 - $32.82
Q3 2019
Shares 733,401 Value ($000) $16,678 Avg Close $24.77 Range $22.20 - $27.00
Q2 2019
Shares 931,401 Value ($000) $23,043 Avg Close $23.87 Range $20.21 - $28.08
Q1 2019
Shares 931,401 Value ($000) $22,773 Avg Close $22.63 Range $19.00 - $28.15
Q4 2018
Shares 931,401 Value ($000) $21,189 Avg Close $27.21 Range $17.80 - $32.46
Q3 2018
Shares 931,401 Value ($000) $29,637 Avg Close $32.31 Range $26.00 - $38.77
Q2 2018
Shares 931,401 Value ($000) $33,372 Avg Close $35.41 Range $31.12 - $41.43
Q1 2018
Shares 1,035,304 Value ($000) $34,320 Avg Close $35.63 Range $27.00 - $45.02
Q4 2017
Shares 1,709,401 Value ($000) $52,530 Avg Close $25.18 Range $20.29 - $32.85
Q3 2017
Shares 1,709,401 Value ($000) $41,043 Avg Close $19.03 Range $15.28 - $24.50
Q2 2017
Shares 1,709,401 Value ($000) $28,684 Avg Close $18.02 Range $13.12 - $22.74
Q1 2017
Shares 1,709,401 Value ($000) $38,154 Avg Close $20.72 Range $16.30 - $29.20
Q4 2016
Shares 1,709,401 Value ($000) $27,744 Avg Close $15.18 Range $12.43 - $18.94
Q3 2016
Shares 1,709,401 Value ($000) $23,043 Avg Close $20.49 Range $13.10 - $28.63
Q2 2016
Shares 1,709,401 Value ($000) $41,709 Avg Close $33.73 Range $22.50 - $43.50
Q1 2016
Shares 2,135,523 Value ($000) $73,761 Avg Close $26.29 Range $12.57 - $43.99