// company-profile

Puma Biotechnology, Inc.

PBYI
ExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings86Insiders12
// api This Puma Biotechnology, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 7 insiders purchased shares. Buying was led by MOYES JAY M.

// 90-day insight

Over the last 90 days, Puma Biotechnology, Inc. insiders bought $0 across 7 transactions with no open-market sales.

  • Most active insider: Senderowicz Adrian with 2 transactions totaling $194K.
  • Largest single sale: $194K by Senderowicz Adrian on Jun 12, 2026.
  • 100% of recent sales were pre-scheduled 10b5-1 trades — typically less informative than open-market activity.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Puma Biotechnology, Inc. as of 2026-03-31

↑ increasing
Total reported AUM
$207.3M
QoQ change
+19.1%
Reporting period
2026-03-31
#1
ACORN CAPITAL ADVISORS, LLC
CIK 2054410
$26.4M
4.1M shares
#2
RENAISSANCE TECHNOLOGIES LLC
CIK 1037389
$12.4M
1.9M shares
#3
AMERICAN CENTURY COMPANIES INC
CIK 748054
$12.2M
1.9M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 12, 2026Senderowicz AdrianPBYI
Sale10b5
27,000$7.20$194K
Jun 12, 2026Dorval AllisonPBYI
Sale10b5
11,610$7.20$84K
Jun 12, 2026WILSON TROY EDWARDPBYI
Sale10b5
10,800$7.20$78K
Jun 12, 2026MOYES JAY MPBYI
Sale10b5
22,000$7.22$159K
Jun 12, 2026Stuglik Brian MPBYI
Sale10b5
8,100$7.20$58K

45 more transactions hidden

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