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Home/Companies/Protagonist Therapeutics, Inc.

Protagonist Therapeutics, Inc.

110 insider trades tracked

PTGX
Insider trades
110
Bought (open market)
$0
Sold (open market)
$93.4M
Unique insiders
8

12-month activity

Monthly insider buy vs sell totals for Protagonist Therapeutics, Inc..

BuysSells
Show data table
MonthBuysSellsFilings
December 2025$0$00
January 2026$0$14.1M38
February 2026$0$3.2M4
March 2026$0$12.2M12
April 2026$0$185K2
May 2026$0$14.3M10
June 2026$0$2M5
July 2026$0$00
August 2026$0$14.9M4
September 2026$0$26.6M13
October 2026$0$00
November 2026$0$00

Recent insider trades

Most recent Form 4 filings for Protagonist Therapeutics, Inc..

  • Ali Asifsold46,034 shares ofPTGXat $141.78$6.5MSep 30 · filed Oct 2Details
  • Ali Asifsold12,595 shares ofPTGXat $141.77$1.8MSep 30 · filed Oct 2Details
  • Ali Asifexercised5,312 shares ofPTGXat $12.17$65KSep 30 · filed

Insiders at this company

Executives and directors who have filed Form 4s.

  • PATEL DINESH V PH D39 trades
  • Ali Asif25 trades
  • Waddill William D.16 trades
  • MOLINA ARTURO MD11 trades
  • Giraudo Bryan8 trades
  • SELICK HAROLD E5 trades
  • Williams Lewis T4 trades
  • O'Dowd Sarah A2 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
Oct 2
Details
  • Ali Asifexercised15,650 shares ofPTGXat $19.19$300KSep 30 · filed Oct 2Details
  • Ali Asifexercised28,438 shares ofPTGXat $23.42$666KSep 30 · filed Oct 2Details
  • Ali Asifexercised9,229 shares ofPTGXat $38.98$360KSep 30 · filed Oct 2Details
  • PATEL DINESH V PH Dsold7,278 shares ofPTGXat $144.1$1MSep 10Details
  • PATEL DINESH V PH Dexercised7,278 shares ofPTGXat $21.58$157KSep 10Details
  • PATEL DINESH V PH Dsold63,548 shares ofPTGXat $146.18$9.3MSep 9 · filed Sep 10Details
  • PATEL DINESH V PH Dexercised63,548 shares ofPTGXat $21.58$1.4MSep 9 · filed Sep 10Details
  • PATEL DINESH V PH Dsold54,174 shares ofPTGXat $145.87$7.9MSep 8 · filed Sep 10Details
  • PATEL DINESH V PH Dexercised54,174 shares ofPTGXat $21.58$1.2MSep 8 · filed Sep 10Details
  • PATEL DINESH V PH Dgifted510 shares ofPTGXat $0Sep 3 · filed Sep 8Details
  • PATEL DINESH V PH Dsold34,239 shares ofPTGXat $148.52$5.1MAug 11 · filed Aug 12Details
  • PATEL DINESH V PH Dexercised34,239 shares ofPTGXat $21.58$739KAug 11 · filed Aug 12Details
  • PATEL DINESH V PH Dsold65,761 shares ofPTGXat $149.11$9.8MAug 10 · filed Aug 12Details
  • PATEL DINESH V PH Dexercised65,761 shares ofPTGXat $21.58$1.4MAug 10 · filed Aug 12Details
  • Waddill William D.sold9,000 shares ofPTGXat $117.94$1.1MJun 23 · filed Jun 25Details
  • Waddill William D.exercised9,000 shares ofPTGXat $16.54$149KJun 23 · filed Jun 25Details
  • Waddill William D.sold9,000 shares ofPTGXat $107.68$969KJun 10 · filed Jun 11Details
  • Waddill William D.exercised6,000 shares ofPTGXat $16.54$99KJun 10 · filed Jun 11Details
  • Waddill William D.exercised3,000 shares ofPTGXat $11.8$35KJun 10 · filed Jun 11Details
  • Waddill William D.sold9,000 shares ofPTGXat $99.64$897KMay 29 · filed Jun 1Details
  • Waddill William D.exercised9,000 shares ofPTGXat $11.8$106KMay 29 · filed Jun 1Details
  • PATEL DINESH V PH Dsold75,000 shares ofPTGXat $100.12$7.5MMay 12Details
  • PATEL DINESH V PH Dexercised75,000 shares ofPTGXat $21.58$1.6MMay 12Details
  • Giraudo Bryansold5,130 shares ofPTGXat $100$513KMay 8 · filed May 11Details
  • Giraudo Bryansold6,000 shares ofPTGXat $100$600KMay 8 · filed May 11Details
  • Giraudo Bryansold12,000 shares ofPTGXat $100.07$1.2MMay 7 · filed May 11Details
  • Giraudo Bryansold36,000 shares ofPTGXat $100.14$3.6MMay 7 · filed May 11Details
  • View all trades for PTGX →