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PBYI logo PBYI — PUMA BIOTECHNOLOGY INC

CUSIP: 74587V107 · Held by 3 superinvestors · Combined value: $13,771,829

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Quarterly Activity Chart Adds vs. Reduces by Quarter
Green bars = share additions · Red bars = share reductions
Superinvestor Holders
# Investor % of Portfolio Value ($) Shares Recent Activity Share Change
1 Jim Simons 0.0% $12,636,687 2,123,813 REDUCE -27,400
2 Ken Griffin 0.0% $1,055,947 177,470 ADD +154,170
3 Sarah Ketterer 0.0% $79,195 13,310 REDUCE -785
Quarterly Activity History (2 quarters)
Investor Activity Share Change % Change
Ken Griffin ADD +154,170 +661.7%
Jim Simons REDUCE -27,400 -1.3%
Sarah Ketterer REDUCE -785 -5.6%
Investor Activity Share Change % Change
Jim Simons ADD +276,500 +14.7%
Ken Griffin REDUCE -531,218 -95.8%

Who Owns PBYI? Superinvestor Holdings

PUMA BIOTECHNOLOGY INC is held by 3 tracked superinvestors, with a combined position value of $14 million . The largest positions are held by Jim Simons (0.0% of portfolio), Ken Griffin (0.0% of portfolio), Sarah Ketterer (0.0% of portfolio).

In the most recent quarter, 1 superinvestor added or initiated positions while 2 reduced or exited.