Company Insider Tape

Protagonist Therapeutics Inc insider transactions

Executive and director filing history, acquisition and disposal balance, executive concentration, cadence, and stored market context.

Symbol PTGX Latest filing 23 Jun 2026

Company Read

Net disposal

PTGX has 42 stored insider filings. Acquisitions account for 31.0% of classified filings and disposals account for 69.0%. The largest stored filing is $7.5M from PATEL, DINESH V PH D.

Latest filing 23 Jun 2026most recent stored row
Largest filing $7.5Mreported transaction value
Total filings 42stored transaction rows
Acquisition value $3.6M13 acquisitions
Disposal value $28.7M29 disposals
Net value $-25.2Macquisitions minus disposals

Filing cadence

Last 12 active months
Mar 2026 18
Apr 2026 2
May 2026 14
Jun 2026 8

Acquisitions 31.0% · Disposals 69.0%

Mar 2026 $13.5M
Apr 2026 $184.6K
May 2026 $16.3M
Jun 2026 $2.3M

Executive concentration

By filing count
PATEL, DINESH V PH D Director, President and CEO · 11 filings
WADDILL, WILLIAM D. Director · 11 filings
GIRAUDO, BRYAN Director · 8 filings
ALI, ASIF Chief Financial Officer · 6 filings
SELICK, HAROLD E Director · 3 filings
MOLINA, ARTURO MD Chief Medical Officer · 3 filings

Market Context

PTGX weekly market snapshot

Week 31 Jul 2026
Latest close 136.64 USDstored weekly close
1-week move +0.4%latest weekly bar
13-week move +3.8%medium-term context
Relative Strength 39.3Sharemaestro indicator
Fair value gap +154.8%price vs fair value
Trend signal 1smoothed trend state

Transaction History

Latest insider filings for PTGX

Showing 1-30 of 42
Date 23 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Disposal
Shares 9000
Price 117.94
Value 1061460
Security Common Stock
Date 23 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Acquisition
Shares 9000
Price 16.54
Value 148860
Security Common Stock
Date 23 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Disposal
Shares 9000
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 10 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Disposal
Shares 9000
Price 107.68
Value 969120
Security Common Stock
Date 10 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Acquisition
Shares 6000
Price 16.54
Value 99240
Security Common Stock
Date 10 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Acquisition
Shares 3000
Price 11.80
Value 35400
Security Common Stock
Date 10 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Disposal
Shares 3000
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 10 Jun 2026
Insider WADDILL, WILLIAM D.Director
Side Disposal
Shares 6000
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 29 May 2026
Insider WADDILL, WILLIAM D.Director
Side Disposal
Shares 9000
Price 99.64
Value 896760
Security Common Stock
Date 29 May 2026
Insider WADDILL, WILLIAM D.Director
Side Acquisition
Shares 9000
Price 11.80
Value 106200
Security Common Stock
Date 29 May 2026
Insider WADDILL, WILLIAM D.Director
Side Disposal
Shares 9000
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 12 May 2026
Insider PATEL, DINESH V PH DDirector, President and CEO
Side Disposal
Shares 75000
Price 100.12
Value 7509000
Security Common Stock
Date 12 May 2026
Insider PATEL, DINESH V PH DDirector, President and CEO
Side Acquisition
Shares 75000
Price 21.58
Value 1618500
Security Common Stock
Date 12 May 2026
Insider PATEL, DINESH V PH DDirector, President and CEO
Side Disposal
Shares 75000
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 8 May 2026
Insider GIRAUDO, BRYANDirector
Side Disposal
Shares 6000
Price 100.00
Value 600000
Security Common Stock
Date 8 May 2026
Insider GIRAUDO, BRYANDirector
Side Disposal
Shares 5130
Price 100.00
Value 513000
Security Common Stock
Date 7 May 2026
Insider GIRAUDO, BRYANDirector
Side Disposal
Shares 36000
Price 100.14
Value 3605040
Security Common Stock
Date 7 May 2026
Insider GIRAUDO, BRYANDirector
Side Disposal
Shares 12000
Price 100.07
Value 1200840
Security Common Stock
Date 7 May 2026
Insider GIRAUDO, BRYANDirector
Side Acquisition
Shares 24000
Price 6.45
Value 154800
Security Common Stock
Date 7 May 2026
Insider GIRAUDO, BRYANDirector
Side Acquisition
Shares 12000
Price 6.98
Value 83760
Security Common Stock
Date 7 May 2026
Insider GIRAUDO, BRYANDirector
Side Disposal
Shares 24000
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 7 May 2026
Insider GIRAUDO, BRYANDirector
Side Disposal
Shares 12000
Price 0.00
Value 0
Security Stock Option (right to buy)
Date 23 Apr 2026
Insider PATEL, DINESH V PH DDirector, President and CEO
Side Disposal
Shares 1460
Price 0.00
Value 0
Security Common Stock
Date 20 Apr 2026
Insider ALI, ASIFChief Financial Officer
Side Disposal
Shares 1750
Price 105.47
Value 184573
Security Common Stock
Date 26 Mar 2026
Insider ALI, ASIFChief Financial Officer
Side Disposal
Shares 24765
Price 104.24
Value 2581504
Security Common Stock
Date 26 Mar 2026
Insider SELICK, HAROLD EDirector
Side Disposal
Shares 24000
Price 105.00
Value 2520000
Security Common Stock
Date 26 Mar 2026
Insider MOLINA, ARTURO MDChief Medical Officer
Side Disposal
Shares 15000
Price 104.79
Value 1571850
Security Common Stock
Date 26 Mar 2026
Insider ALI, ASIFChief Financial Officer
Side Acquisition
Shares 19500
Price 19.19
Value 374205
Security Common Stock
Date 26 Mar 2026
Insider SELICK, HAROLD EDirector
Side Acquisition
Shares 24000
Price 12.88
Value 309120
Security Common Stock
Date 26 Mar 2026
Insider MOLINA, ARTURO MDChief Medical Officer
Side Acquisition
Shares 15000
Price 8.04
Value 120600
Security Common Stock