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Spencer Berthelsen Insider Profile

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Spencer Berthelsen, Director at Ionis Pharmaceuticals, holds 161.30K shares in Ionis Pharmaceuticals (Ticker: IONS).

Spencer Berthelsen's Trading History

IONS
Ionis Pharmaceuticals
Jul 17, 2026DirectorUninformative Buy285.69K$7.02M
IONS
Insider Shares: 161.30K (0.10%)
DateTransactionAmountNo. of SharesPrice per ShareProfitLink to Report
Jul 17, 2026Uninformative Buy$285.69K5,220$54.73―
Jun 16, 2026Uninformative Sell$587.92K8,000$73.49―
Jun 16, 2026Uninformative Buy$195.36K8,000$24.42―
Jun 03, 2026Uninformative Sell$605.36K8,000$75.67―
Jun 03, 2026Uninformative Buy$195.36K8,000$24.42―

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Spencer Berthelsen insider profile FAQ

What is the percentage of profitable transactions made by Spencer Berthelsen?
The percentage of profitable transactions made by Spencer Berthelsen is 67%.
What is the average return per transaction made by Spencer Berthelsen?
The average return per transaction made by Spencer Berthelsen is 21.80%.
What stocks does Spencer Berthelsen hold?
Spencer Berthelsen holds: IONS stocks.
What was Spencer Berthelsen’s latest transaction?
Spencer Berthelsen’s latest transaction was an Uninformative Buy of $285.69K.
What was Spencer Berthelsen's most profitable transaction?
Spencer Berthelsen’s most profitable transaction was an Informative Buy of IONS stock on April 17, 2014. The return on the trade was 92.00%.
What is Spencer Berthelsen's role in Ionis Pharmaceuticals?
Spencer Berthelsen's role in Ionis Pharmaceuticals is Director.
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