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Not Investment Advice

PTGX NASDAQ

Protagonist Therapeutics, Inc.
1W: +13.6% 1M: +6.5% 3M: +9.1% YTD: +21.4% 1Y: +94.7% 3Y: +275.4% 5Y: +207.0%
$108.56
+2.69 (+2.55%)
 
Weekly Expected Move ±7.4%
$83 $90 $97 $105 $112
NASDAQ · Healthcare · Biotechnology · Alpha Radar Neutral · Power 52 · $6.8B mcap · 52M float · 1.39% daily turnover · Short 62% of daily vol

🏦 Institutional Activity

Latest: Q1 2026
369
Institutions Holding
+8 vs prior
110.1%
Ownership
+21.91%
52 New
99 Increased
170 Reduced
81 Closed

👔 Insider Trades

25 records
Date Name Title Type Shares Price Value Filing
2026-05-29 Waddill William D. director S-Sale 9,000 $99.64 $897K Filing
2026-05-12 PATEL DINESH V PH D officer: president and ceo S-Sale 75,000 $100.12 $7.5M Filing
2026-05-12 PATEL DINESH V PH D officer: president and ceo S-Sale 75,000 $100.12 $7.5M Filing
2026-05-08 Giraudo Bryan director S-Sale 5,130 $100.00 $513K Filing
2026-05-08 Giraudo Bryan director S-Sale 6,000 $100.00 $600K Filing
2026-05-07 Giraudo Bryan director S-Sale 12,000 $100.07 $1.2M Filing
2026-05-07 Giraudo Bryan director S-Sale 36,000 $100.14 $3.6M Filing
2026-04-23 PATEL DINESH V PH D officer: president and ceo G-Gift 1,460 $— $0 Filing
2026-04-20 Ali Asif officer: chief financial officer S-Sale 1,750 $105.47 $185K Filing
2026-03-26 Ali Asif officer: chief financial officer S-Sale 24,765 $104.24 $2.6M Filing
2026-03-26 SELICK HAROLD E director S-Sale 24,000 $105.00 $2.5M Filing
2026-03-26 MOLINA ARTURO MD officer: chief medical officer S-Sale 15,000 $104.79 $1.6M Filing
2026-03-25 PATEL DINESH V PH D officer: president and ceo S-Sale 54,641 $101.00 $5.5M Filing
2026-03-24 PATEL DINESH V PH D officer: president and ceo S-Sale 59 $101.00 $6K Filing
2026-03-23 PATEL DINESH V PH D officer: president and ceo G-Gift 50,000 $— $0 Filing
2026-02-17 Williams Lewis T director S-Sale 18,000 $82.42 $1.5M Filing
2026-02-06 Waddill William D. director S-Sale 20,000 $83.68 $1.7M Filing
2026-01-27 PATEL DINESH V PH D officer: president and ceo S-Sale 4,068 $83.19 $338K Filing
2026-01-27 MOLINA ARTURO MD officer: chief medical officer S-Sale 5,000 $82.00 $410K Filing
2026-01-27 Ali Asif officer: chief financial officer S-Sale 18,203 $83.14 $1.5M Filing
2026-01-27 Ali Asif officer: chief financial officer S-Sale 28,000 $83.13 $2.3M Filing
2026-01-26 MOLINA ARTURO MD officer: chief medical officer S-Sale 5,000 $82.28 $411K Filing
2026-01-26 PATEL DINESH V PH D officer: president and ceo S-Sale 14,205 $84.05 $1.2M Filing
2026-01-26 PATEL DINESH V PH D officer: president and ceo S-Sale 10,685 $84.00 $898K Filing
2026-01-23 PATEL DINESH V PH D officer: president and ceo G-Gift 6,000 $— $0 Filing

🏛️ Congressional Trades

0 records
Date Politician Chamber Type Amount Filing
No congressional trades found

🏦 Top Institutional Holders

20 holders
Holder Shares Value Date Reported Filing
BlackRock, Inc. 9,779,369 $1.0B +63,370 2026-03-31 Filing
FARALLON CAPITAL MANAGEMENT LLC 6,348,906 $669M +204,900 2026-03-31 Filing
UBS Group AG 5,177,796 $546M +2,407,775 2026-03-31 Filing
RTW INVESTMENTS, LP 5,059,053 $533M 2026-03-31 Filing
WELLINGTON MANAGEMENT GROUP LLP 3,599,644 $379M +428,221 2026-03-31 Filing
VANGUARD PORTFOLIO MANAGEMENT LLC 3,481,211 $367M +3,481,211 2026-03-31 Filing
STATE STREET CORP 3,116,749 $329M -82,980 2026-03-31 Filing
JANUS HENDERSON GROUP PLC 2,891,527 $305M +241,546 2026-03-31 Filing
VANGUARD CAPITAL MANAGEMENT LLC 2,805,896 $296M +2,805,896 2026-03-31 Filing
JOHNSON & JOHNSON 2,449,183 $258M 2026-03-31 Filing
Invesco Ltd. 2,164,670 $228M +596,830 2026-03-31 Filing
GEODE CAPITAL MANAGEMENT, LLC 1,669,371 $176M +216,443 2026-03-31 Filing
Woodline Partners LP 1,414,173 $149M +5,401 2026-03-31 Filing
BANK OF AMERICA CORP /DE 1,295,434 $137M +427,854 2026-03-31 Filing
PERCEPTIVE ADVISORS LLC 1,230,879 $130M -119,546 2026-03-31 Filing
JENNISON ASSOCIATES LLC 1,072,011 $113M +740,847 2026-03-31 Filing
ADAR1 Capital Management, LLC 994,119 $105M -55,049 2026-03-31 Filing
Hood River Capital Management LLC 829,285 $87M +829,285 2026-03-31 Filing
GOLDMAN SACHS GROUP INC 778,945 $82M -182,204 2026-03-31 Filing
Driehaus Capital Management LLC 720,928 $76M -378,242 2026-03-31 Filing

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For informational purposes only. Not investment advice. Data sourced from SEC filings. Privacy Terms