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Brendan R. Winslow

RNA
CHIEF FINANCIAL OFFICER · ATRIUM THERAPEUTICS, INC. · CIK 0002105552
FILING MIX · LIFETIME100%/0%
BUYS
2
SELLS
0
TOTAL VALUE
$0
COMPANIES
1
ACTIVE SINCE
Apr 2026
HOLDINGS NOW
60,000
AVG SELL PX
TRADE KIND
SHOWING 2 / 2
Trades · vs SPY
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Performance · forward returns vs SPY
No backtest data available for Brendan R. Winslow. Backtests are computed for purchase (P) and sale (S) transactions with resolvable price history.
Holdings over time
RNA · 60,000 shares · as of Apr 20, 2026
015,00030,00045,00060,000SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2026
FLOW · 2 buys / 0 sellsCOVERAGE · 1 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILED
RNA
ATRIUM THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
30,00043,601Apr 20, 2026Apr 22, 2026
RNA
ATRIUM THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
60,00060,000Apr 20, 2026Apr 22, 2026
Other insiders · RNA
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About this filer
CIK 0002105552
ROLE
Chief Financial Officer
PRIMARY
RNA
COMPANIES
1
ACTIVE SINCE
Apr 2026
MARKETPEEL · /INSIDER/0002105552DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
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