PBYI — PUMA BIOTECHNOLO

Ownership history in MARSHALL WACE, LLP  ·  20 quarters on record

This page tracks every 13F SEC filing in which MARSHALL WACE, LLP reported a position in PUMA BIOTECHNOLO (PBYI). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Peak position
0.07% (2015 Q4)
Avg. % of fund
0.01%
First filed
2014 Q2
Last filed
2025 Q3
Quarters held
20
Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q3 ADDED 557,548 +484,133 +659.4% 0.00% $3.0M $5.31
2025 Q2 REDUCED 73,415 -142,998 -66.1% 0.00% $252K $3.43
2025 Q1 ADDED 216,413 +130,833 +152.9% 0.00% $641K $2.96
2024 Q4 REDUCED 85,580 -114,505 -57.2% 0.00% $261K $3.05
16 older quarters hidden  —  Sign in free or upgrade to Premium to see full history
% of Fund (quarterly)    PBYI price (monthly, adj. close)

Other funds also holding PBYI

As of 2025 Q4 — sorted by position size

ACORN CAPITAL ADVISORS, LLC 8.33% GLOBEFLEX CAPITAL L P 3Y 7Y 0.41% Verdad Advisers, LP 3Y 0.38% VIRTUS ADVISERS, LLC 3Y 7Y 0.13% C2C Wealth Management, LLC 3Y 0.12% KENNEDY CAPITAL MANAGEMENT LLC 3Y 7Y 0.11% BRIDGEWAY CAPITAL MANAGEMENT, LLC 3Y 7Y 0.1% Round Rock Advisors LLC 3Y 0.09% EntryPoint Capital, LLC 0.08% RITHOLTZ WEALTH MANAGEMENT 3Y 7Y 0.08%
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