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Patrick O'brien is COO at Arrowhead Pharmaceuticals. OQRO lists 23 transactions filed with the SEC under this name, the latest on Jan 8, 2026, each linked to the official Form 4.
COO
Disclosures on record
23
Companies involved
1
Arrowhead PharmaceuticalsARWR
23 disclosures · Jan 2026 · 12 sold
Jan 6, 202675Kdisclosed Jan 8
DetailsOfficial recordJan 6, 2026540disclosed Jan 8
DetailsOfficial recordJan 6, 2026440disclosed Jan 8
DetailsOfficial recordJan 6, 2026440disclosed Jan 8
DetailsOfficial recordJan 6, 2026540disclosed Jan 8
DetailsOfficial recordJan 5, 2026Sold~$847Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$756Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$384Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$369Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$267Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$174Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$150Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$59Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$56Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$37Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$21Kdisclosed Jan 6
DetailsOfficial recordJan 5, 2026Sold~$3.1Kdisclosed Jan 6
DetailsOfficial recordDec 31, 2025560disclosed Jan 6
DetailsOfficial recordDec 31, 2025560disclosed Jan 6
DetailsOfficial recordDec 31, 2025560disclosed Jan 6
DetailsOfficial recordDec 31, 2025560disclosed Jan 6
DetailsOfficial recordDec 31, 2025560disclosed Jan 6
DetailsOfficial record