EcoR1 Capital’s Puma Biotechnology PBYI Stock Holding History

EcoR1 Capital’s Portfolio PBYI Stock Details PBYI Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q2	–	Sell	-2,536,156	Closed	-$21.4M	–	62
2020 Q1	$21.4M	Buy	+2,536,156	New	+$24.6M	2.24%	16

Other funds holding PBYI

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

FAM

Fred Alger Management New York $30B AUM 76.99% 1-Year Est. Return

CCM

Camber Capital Management Boston, Massachusetts $1.07B AUM 8.19% 1-Year Est. Return

Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

TCM

Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return

PAI

Palo Alto Investors Palo Alto, California $724M AUM 96.91% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Sofinnova Investments Menlo Park, California $1.93B AUM 134.74% 1-Year Est. Return

EcoR1 Capital's PBYI Position: Q2 2020 in Review

EcoR1 Capital sold out of Puma Biotechnology (PBYI) in Q2 2020, closing a stake of 2,536,156 shares — an estimated $21.4M sold.

EcoR1 Capital first reported a position in PBYI in Q1 2020 and held it in 1 quarter. The position peaked at $21.4M in Q1 2020. 128 funds tracked by Wall St. Rank hold PBYI as of Q2 2020.

EcoR1 Capital reported no remaining Puma Biotechnology position as of Q2 2020 after selling out during the quarter.
EcoR1 Capital sold 2,536,156 Puma Biotechnology shares in Q2 2020, an estimated $21.4M.
EcoR1 Capital first reported a position in Puma Biotechnology in Q1 2020 and held it in 1 quarter.
EcoR1 Capital's Puma Biotechnology position peaked at $21.4M in Q1 2020.
128 funds tracked by Wall St. Rank held Puma Biotechnology as of Q2 2020.

Based on EcoR1 Capital's 13F filing for Q2 2020, filed 14 Aug 2020.