Westfield Capital Management
PBYI icon

Westfield Capital Management’s Puma Biotechnology PBYI Stock Holding History

Westfield Capital Management’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
2015
Q4 		– Sell
-221,356
Closed -$16.7M – 287
2015
Q3 		$16.7M Buy
221,356
+3,308
+2% +$313K 0.12% 187
2015
Q2 		$25.5M Buy
218,048
+96,424
+79% +$17.5M 0.16% 171
2015
Q1 		$28.7M Buy
+121,624
New +$26M 0.17% 166
2013
Q3 		– Sell
-184,600
Closed -$8.19M – 369
2013
Q2 		$8.19M Buy
+184,600
New +$6.51M 0.06% 245

Other funds holding PBYI

Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $71.3B AUM 56.8% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Grantham, Mayo, Van Otterloo & Co (GMO)
Grantham, Mayo, Van Otterloo & Co (GMO) Boston, Massachusetts $44.4B AUM 36.05% 1-Year Est. Return
O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Westfield Capital Management's PBYI Position: Q4 2015 in Review

Westfield Capital Management sold out of Puma Biotechnology (PBYI) in Q4 2015, closing a stake of 221,356 shares — an estimated $16.7M sold.

Westfield Capital Management first reported a position in PBYI in Q2 2013 and held it in 4 quarters. The position peaked at $28.7M in Q1 2015. 133 funds tracked by Wall St. Rank hold PBYI as of Q4 2015.

  • Westfield Capital Management reported no remaining Puma Biotechnology position as of Q4 2015 after selling out during the quarter.
  • Westfield Capital Management sold 221,356 Puma Biotechnology shares in Q4 2015, an estimated $16.7M.
  • Westfield Capital Management first reported a position in Puma Biotechnology in Q2 2013 and held it in 4 quarters.
  • Westfield Capital Management's Puma Biotechnology position peaked at $28.7M in Q1 2015.
  • 133 funds tracked by Wall St. Rank held Puma Biotechnology as of Q4 2015.

Based on Westfield Capital Management's 13F filing for Q4 2015, filed 11 Feb 2016.