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Protagonist Therapeutics Insider Trades

NASDAQ: PTGXHealth CareBiotechnology: Pharmaceutical PreparationsUSD

143.73+3.82 (+2.73%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Last 12 months

Purchases
0 · $0
Sales
39 · $96.20M
Shares bought / sold
0 / 862.85K
Net activity
Net selling $96.2 million

Protagonist Therapeutics insider activity

Over the last 12 months, Protagonist Therapeutics insiders reported 87 transactions on SEC Form 4: 0 open-market purchases and 39 sales. Insiders bought $0 and sold $96.2 million worth of stock, for net insider selling of $96.2 million. The largest seller was PATEL DINESH V PH D, with $60.6 million in reported sales.

The most recent filing shows Ali Asif (Chief Financial Officer) reporting a transaction in 9,229 shares at $38.98 on Sep 30, 2026. Insider sales are common for compensation, tax and diversification reasons, while open-market purchases are rarer; tracking both helps put PTGX's ownership changes in context.

Summary generated from market data by MetaCap's automated system. Methodology

PTGX insider transactions

Protagonist Therapeutics insider transactions
DateInsiderTypeSharesValueFiling
Sep 30, 2026Ali AsifChief Financial OfficerSale46,034$6.53MForm 4
Sep 30, 2026Ali AsifChief Financial OfficerSale12,595$1.79MForm 4
Sep 30, 2026Ali AsifChief Financial OfficerOption exercise5,312$64.65KForm 4
Sep 30, 2026Ali AsifChief Financial OfficerOption exercise15,650$300.32KForm 4
Sep 30, 2026Ali AsifChief Financial OfficerOption exercise28,438$666.02KForm 4
Sep 30, 2026Ali AsifChief Financial OfficerOption exercise9,229$359.75KForm 4
Sep 10, 2026PATEL DINESH V PH DPresident and CEOSale7,278$1.05MForm 4
Sep 10, 2026PATEL DINESH V PH DPresident and CEOOption exercise7,278$157.06KForm 4
Sep 9, 2026PATEL DINESH V PH DPresident and CEOSale63,548$9.29MForm 4
Sep 9, 2026PATEL DINESH V PH DPresident and CEOOption exercise63,548$1.37MForm 4
Sep 8, 2026PATEL DINESH V PH DPresident and CEOSale54,174$7.90MForm 4
Sep 8, 2026PATEL DINESH V PH DPresident and CEOOption exercise54,174$1.17MForm 4
Sep 3, 2026PATEL DINESH V PH DPresident and CEOGift510—Form 4
Aug 11, 2026PATEL DINESH V PH DPresident and CEOSale34,239$5.09MForm 4
Aug 11, 2026PATEL DINESH V PH DPresident and CEOOption exercise34,239$738.88KForm 4
Aug 10, 2026PATEL DINESH V PH DPresident and CEOSale65,761$9.81MForm 4
Aug 10, 2026PATEL DINESH V PH DPresident and CEOOption exercise65,761$1.42MForm 4
Jun 23, 2026Waddill William D.DirectorSale9,000$1.06MForm 4
Jun 23, 2026Waddill William D.DirectorOption exercise9,000$148.86KForm 4
Jun 10, 2026Waddill William D.DirectorSale9,000$969.12KForm 4
Jun 10, 2026Waddill William D.DirectorOption exercise6,000$99.24KForm 4
Jun 10, 2026Waddill William D.DirectorOption exercise3,000$35.40KForm 4
May 29, 2026Waddill William D.DirectorSale9,000$896.76KForm 4
May 29, 2026Waddill William D.DirectorOption exercise9,000$106.20KForm 4
May 12, 2026PATEL DINESH V PH DPresident and CEOSale75,000$7.51MForm 4
May 12, 2026PATEL DINESH V PH DPresident and CEOOption exercise75,000$1.62MForm 4
May 12, 2026PATEL DINESH V PH DPresident and CEOSale75,000$7.51MForm 4
May 12, 2026PATEL DINESH V PH DPresident and CEOOption exercise75,000$1.62MForm 4
May 8, 2026Giraudo BryanDirectorSale5,130$513.00KForm 4
May 8, 2026Giraudo BryanDirectorSale6,000$600.00KForm 4
May 7, 2026Giraudo BryanDirectorSale12,000$1.20MForm 4
May 7, 2026Giraudo BryanDirectorSale36,000$3.61MForm 4
May 7, 2026Giraudo BryanDirectorOption exercise12,000$83.76KForm 4
May 7, 2026Giraudo BryanDirectorOption exercise24,000$154.80KForm 4
Apr 23, 2026PATEL DINESH V PH DPresident and CEOGift1,460—Form 4
Apr 20, 2026Ali AsifChief Financial OfficerSale1,750$184.57KForm 4
Mar 26, 2026Ali AsifChief Financial OfficerSale24,765$2.58MForm 4
Mar 26, 2026Ali AsifChief Financial OfficerOption exercise5,265$64.08KForm 4
Mar 26, 2026Ali AsifChief Financial OfficerOption exercise19,500$374.20KForm 4
Mar 26, 2026MOLINA ARTURO MDChief Medical OfficerSale15,000$1.57MForm 4
Mar 26, 2026MOLINA ARTURO MDChief Medical OfficerOption exercise15,000$120.60KForm 4
Mar 26, 2026SELICK HAROLD EDirectorSale24,000$2.52MForm 4
Mar 26, 2026SELICK HAROLD EDirectorOption exercise24,000$309.12KForm 4
Mar 25, 2026PATEL DINESH V PH DPresident and CEOSale54,641$5.52MForm 4
Mar 25, 2026PATEL DINESH V PH DPresident and CEOOption exercise54,641$468.82KForm 4
Mar 24, 2026PATEL DINESH V PH DPresident and CEOSale59$5.96KForm 4
Mar 24, 2026PATEL DINESH V PH DPresident and CEOOption exercise59$506.22Form 4
Mar 23, 2026PATEL DINESH V PH DPresident and CEOGift50,000—Form 4
Feb 17, 2026Williams Lewis TDirectorSale18,000$1.48MForm 4
Feb 17, 2026Williams Lewis TDirectorOption exercise18,000$195.12KForm 4
Feb 6, 2026Waddill William D.DirectorSale20,000$1.67MForm 4
Feb 6, 2026Waddill William D.DirectorOption exercise20,000$166.20KForm 4
Jan 27, 2026MOLINA ARTURO MDChief Medical OfficerSale5,000$410.00KForm 4
Jan 27, 2026MOLINA ARTURO MDChief Medical OfficerOption exercise5,000$40.20KForm 4
Jan 27, 2026PATEL DINESH V PH DPresident and CEOSale4,068$338.42KForm 4
Jan 27, 2026PATEL DINESH V PH DPresident and CEOOption exercise4,068$87.79KForm 4
Jan 27, 2026Ali AsifChief Financial OfficerSale18,203$1.51MForm 4
Jan 27, 2026Ali AsifChief Financial OfficerSale28,000$2.33MForm 4
Jan 27, 2026Ali AsifChief Financial OfficerOption exercise12,000$146.04KForm 4
Jan 27, 2026Ali AsifChief Financial OfficerOption exercise16,000$307.04KForm 4
Jan 26, 2026MOLINA ARTURO MDChief Medical OfficerSale5,000$411.40KForm 4
Jan 26, 2026MOLINA ARTURO MDChief Medical OfficerOption exercise5,000$40.20KForm 4
Jan 26, 2026PATEL DINESH V PH DPresident and CEOSale14,205$1.19MForm 4
Jan 26, 2026PATEL DINESH V PH DPresident and CEOOption exercise14,205$306.54KForm 4
Jan 26, 2026PATEL DINESH V PH DPresident and CEOSale10,685$897.54KForm 4
Jan 26, 2026PATEL DINESH V PH DPresident and CEOOption exercise10,685$44.98KForm 4
Jan 23, 2026MOLINA ARTURO MDChief Medical OfficerSale13,151$1.08MForm 4
Jan 23, 2026PATEL DINESH V PH DPresident and CEOSale19,315$1.63MForm 4
Jan 23, 2026PATEL DINESH V PH DPresident and CEOOption exercise19,315$81.32KForm 4
Jan 23, 2026PATEL DINESH V PH DPresident and CEOGift6,000—Form 4
Jan 20, 2026Ali AsifChief Financial OfficerSale8,588$708.34KForm 4
Jan 20, 2026PATEL DINESH V PH DPresident and CEOSale34,438$2.84MForm 4
Jan 20, 2026MOLINA ARTURO MDChief Medical OfficerSale9,514$784.71KForm 4
Jan 9, 2026SELICK HAROLD EDirectorOption exercise14,299$60.20KForm 4
Jan 2, 2026MOLINA ARTURO MDChief Medical OfficerAward25,600—Form 4
Jan 2, 2026Ali AsifChief Financial OfficerAward25,600—Form 4
Jan 2, 2026PATEL DINESH V PH DPresident and CEOAward95,400—Form 4
Jan 2, 2026Williams Lewis TDirectorAward2,695—Form 4
Jan 2, 2026Giraudo BryanDirectorAward2,695—Form 4
Jan 2, 2026Waddill William D.DirectorAward2,695—Form 4
Jan 2, 2026O'Dowd Sarah ADirectorAward2,695—Form 4
Jan 2, 2026SELICK HAROLD EDirectorAward2,695—Form 4
Nov 21, 2025PATEL DINESH V PH DPresident and CEOGift440—Form 4
Nov 17, 2025MOLINA ARTURO MDChief Medical OfficerSale2,712$229.90KForm 4
Oct 10, 2025Waddill William D.DirectorSale8,000$702.48KForm 4
Oct 10, 2025Waddill William D.DirectorSale4,000$277.00KForm 4
Oct 10, 2025Waddill William D.DirectorOption exercise12,000$83.76KForm 4
Sep 22, 2025Waddill William D.DirectorSale4,000$257.00KForm 4
Sep 16, 2025PATEL DINESH V PH DPresident and CEOGift620—Form 4
Aug 27, 2025Waddill William D.DirectorSale4,000$237.00KForm 4
Jul 25, 2025PATEL DINESH V PH DPresident and CEOSale10,415$570.53KForm 4

Transaction codes follow SEC Form 4: P = open-market purchase, S = open-market sale, A = grant or award, M = option exercise, F = shares withheld for taxes. About Form 4

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