WEATHERBIE CAPITAL, LLC PBYI β€” PUMA BIOTECHNOLOGY INC COM COM

Ownership history in WEATHERBIE CAPITAL, LLC  Β·  18 quarters on record

AI Ownership Summary

WEATHERBIE CAPITAL, LLC reported PUMA BIOTECHNOLOGY INC COM COM (PBYI) in 18 quarterly 13F filings .

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this PBYI ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was WEATHERBIE CAPITAL, LLC's position in PUMA BIOTECHNOLOGY INC COM COM, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
β€”

See the most recent quarter where the fund disclosed this position.

High-water mark
Peak Conviction
β€”

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
18 quarters

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

PBYI stock page WEATHERBIE CAPITAL, LLC fund profile WEATHERBIE CAPITAL, LLC full holdings
How WEATHERBIE CAPITAL, LLC held PBYI β€” position size vs. price
% of Fund (quarterly)    PBYI price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
πŸ“‹ Quarterly Holdings History 0 quarters  β–Ύ
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
18 older quarters hidden  β€”  Sign in free or upgrade to Premium to see full history

🏒 Other funds also holding PBYI

As of 2026 Q1 β€” sorted by position size

Haven Private, LLC 0.43% C2C Wealth Management, LLC 3Y 0.13% RITHOLTZ WEALTH MANAGEMENT 3Y 7Y 0.09% PERKINS CAPITAL MANAGEMENT INC 3Y 7Y 0.07% Baron Wealth Management LLC 0.07% Williams & Novak, LLC 0.05% D'Orazio & Associates, Inc. 3Y 7Y 0.04% Philadelphia Investment Partners, LLC 0.04% Prospera Financial Services Inc 3Y 7Y 0.02% One Wealth Advisors, LLC 3Y 7Y 0.02%

FAQ About WEATHERBIE CAPITAL, LLC and PBYI

These are the practical questions this page is built to answer before you even open the full history table.

How long has WEATHERBIE CAPITAL, LLC reported owning PBYI?

WEATHERBIE CAPITAL, LLC reported PBYI across 0 quarterly 13F filings.

What was the largest reported PBYI position in WEATHERBIE CAPITAL, LLC's portfolio?

This page shows the quarter-by-quarter portfolio weight history for PBYI in WEATHERBIE CAPITAL, LLC.

What is the latest reported PBYI position on this page?

The most recent filing on this page is 2016 Q4, when WEATHERBIE CAPITAL, LLC reported 1,800 shares, equal to 0.01% of portfolio, with an estimated market value of $55K.

What does the chart on this PBYI ownership page compare?

The chart compares WEATHERBIE CAPITAL, LLC's quarterly PBYI portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did WEATHERBIE CAPITAL, LLC time their PBYI position?

Based on 13F filing dates vs. subsequent PBYI price moves, WEATHERBIE CAPITAL, LLC correctly timed 11 out of 17 reported position changes (65%). The annualised alpha on PBYI relative to SPY over the holding period was -2.2%.

← Back to WEATHERBIE CAPITAL, LLC Holdings