NASDAQ: DCOY
Decoy Therapeutics Inc Stock Ownership - Who owns Decoy Therapeutics?

Insider buying vs selling

Have Decoy Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Arnold C. HanishDirector2025-12-3015$0.64
$9.60Sell
Arnold C. HanishDirector2025-12-3012$0.64
$7.68Sell
Arnold C. HanishDirector2025-11-205,000$0.75
$3.74kBuy
Mark J. RosenblumExec VP Finance CFO2025-11-2020,000$0.80
$16.00kBuy

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Net Insider Buy/Sell (L12M) Ownership

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DCOY Shareholders

What type of owners hold Decoy Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Christoph H. Westphal1,268.46%8,310,759$9.72MInsider
Boston Foundation Inc335.78%2,200,000$2.57MInsider
Roderick MacKinnon65.83%431,277$504.59kInsider
Jonathan P. Northrup53.83%352,713$412.67kInsider
Barton Pk LLC15.26%100,000$117.00kInsider
John Sculley9.02%59,111$69.16kInsider
Thomas 1. Wessel8.71%57,064$66.76kInsider
David J. Arthur7.50%49,135$57.49kInsider
Frederick Pierce Ii5.32%34,844$40.77kInsider
Scott Jordan4.82%31,609$36.98kInsider

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DCOY vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
DCOY0.00%100.00%Net Buying
VRAX0.00%49.72%
CRIS0.02%99.98%Net Buying
SLXN0.00%100.00%Net Selling
HLSQ0.00%100.00%Net Selling

Decoy Therapeutics Stock Ownership FAQ

Who owns Decoy Therapeutics?

Decoy Therapeutics (NASDAQ: DCOY) is owned by 0.00% institutional shareholders, 1,784.92% Decoy Therapeutics insiders, and 0.00% retail investors. Christoph H. Westphal is the largest individual Decoy Therapeutics shareholder, owning 8.31M shares representing 1,268.46% of the company. Christoph H. Westphal's Decoy Therapeutics shares are currently valued at $9.72M.

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