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Protagonist Therapeutics, Inc

PTGX Net selling
CIK 0001377121 #955 in the set updated 17 Sep 2026
Bought (12 mo)
$0.00
out of their own pocket, the only kind of buying there is
Sold (12 mo)
$80.64M
$257.00K on a plan · $73.43M straight out of an exercise
Sold at will
$6.94M
8 of 37 sales
Net
−$80.64M
−$6.94M against sales at will

By person

9 insiders · 38 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
PATEL DINESH V PH D
President and CEO
—
$53.07M (13) scheduled
−$53.07M
522,968
0.8082%
$75.36M
+1.4%
Ali Asif
Chief Financial Officer
—
$7.32M (5) scheduled
−$7.32M
59,003
0.0912%
$8.50M
+64.6%
Giraudo Bryan
Director
—
$5.92M (4) scheduled
−$5.92M
12,695
0.0196%
$1.83M
−54.7%
Waddill William D.
Director
—
$5.84M (7) scheduled
−$5.84M
7,825
0.0121%
$1.13M
−34.8%
MOLINA ARTURO MD
Chief Medical Officer
—
$4.49M (6) scheduled
−$4.49M
84,115
0.1300%
$12.12M
+74.0%
SELICK HAROLD E
Director
—
$2.52M (1) scheduled
−$2.52M
60,845
0.0940%
$8.77M
+117.3%
Williams Lewis T
Director
—
$1.48M (1) scheduled
−$1.48M
7,825
0.0121%
$1.13M
—
Gupta Suneel
Chief Development Officer
—
—
—
267,433
0.4133%
$38.54M
+44.9%
O'Dowd Sarah A
Director
—
—
—
7,825
0.0121%
$1.13M
—

Individual transactions

38
Insider
Date
Role
Action
Shares
Price
Amount
PATEL DINESH V PH D
10 Sep 2026
President and CEO
Sold after exercise
7,278
$144.10
$1.05M
PATEL DINESH V PH D
9 Sep 2026
President and CEO
Sold after exercise
63,548
$146.18
$9.29M
PATEL DINESH V PH D
8 Sep 2026
President and CEO
Sold after exercise
54,174
$145.87
$7.90M
PATEL DINESH V PH D
11 Aug 2026
President and CEO
Sold after exercise
34,239
$148.52
$5.09M
PATEL DINESH V PH D
10 Aug 2026
President and CEO
Sold after exercise
65,761
$149.11
$9.81M
Waddill William D.
23 Jun 2026
Director
Sold after exercise
9,000
$117.94
$1.06M
Waddill William D.
10 Jun 2026
Director
Sold after exercise
9,000
$107.68
$969.12K
Waddill William D.
29 May 2026
Director
Sold after exercise
9,000
$99.64
$896.76K
PATEL DINESH V PH D
12 May 2026
President and CEO
Sold after exercise
75,000
$100.12
$7.51M
Giraudo Bryan
8 May 2026
Director
Sell
5,130
$100.00
$513.00K
Giraudo Bryan
8 May 2026
Director
Sell indirect
6,000
$100.00
$600.00K
Giraudo Bryan
7 May 2026
Director
Sold after exercise indirect
12,000
$100.07
$1.20M
Giraudo Bryan
7 May 2026
Director
Sold after exercise
36,000
$100.14
$3.61M
Ali Asif
20 Apr 2026
Chief Financial Officer
Sell
1,750
$105.47
$184.57K
Ali Asif
26 Mar 2026
Chief Financial Officer
Sold after exercise
24,765
$104.24
$2.58M
SELICK HAROLD E
26 Mar 2026
Director
Sold after exercise
24,000
$105.00
$2.52M
MOLINA ARTURO MD
26 Mar 2026
Chief Medical Officer
Sold after exercise
15,000
$104.79
$1.57M
PATEL DINESH V PH D
25 Mar 2026
President and CEO
Sold after exercise
54,641
$101.00
$5.52M
PATEL DINESH V PH D
24 Mar 2026
President and CEO
Sold after exercise
59
$101.00
$5.96K
Williams Lewis T
17 Feb 2026
Director
Sold after exercise
18,000
$82.42
$1.48M
Waddill William D.
6 Feb 2026
Director
Sold after exercise
20,000
$83.68
$1.67M
MOLINA ARTURO MD
27 Jan 2026
Chief Medical Officer
Sold after exercise
5,000
$82.00
$410.00K
Ali Asif
27 Jan 2026
Chief Financial Officer
Sold after exercise
18,203
$83.14
$1.51M
Ali Asif
27 Jan 2026
Chief Financial Officer
Sold after exercise
28,000
$83.13
$2.33M
PATEL DINESH V PH D
27 Jan 2026
President and CEO
Sold after exercise
4,068
$83.19
$338.42K
MOLINA ARTURO MD
26 Jan 2026
Chief Medical Officer
Sold after exercise
5,000
$82.28
$411.40K
PATEL DINESH V PH D
26 Jan 2026
President and CEO
Sold after exercise
14,205
$84.05
$1.19M
PATEL DINESH V PH D
26 Jan 2026
President and CEO
Sold after exercise
10,685
$84.00
$897.54K
MOLINA ARTURO MD
23 Jan 2026
Chief Medical Officer
Sell
13,151
$82.42
$1.08M
PATEL DINESH V PH D
23 Jan 2026
President and CEO
Sold after exercise
19,315
$84.59
$1.63M
Ali Asif
20 Jan 2026
Chief Financial Officer
Sell
8,588
$82.48
$708.34K
PATEL DINESH V PH D
20 Jan 2026
President and CEO
Sell
34,438
$82.48
$2.84M
MOLINA ARTURO MD
20 Jan 2026
Chief Medical Officer
Sell
9,514
$82.48
$784.71K
SELICK HAROLD E
9 Jan 2026
Director
Exercised, kept
14,299
$4.21
$60.20K
MOLINA ARTURO MD
17 Nov 2025
Chief Medical Officer
Sell
2,712
$84.77
$229.90K
Waddill William D.
10 Oct 2025
Director
Sold after exercise
8,000
$87.81
$702.48K
Waddill William D.
10 Oct 2025
Director
Sold after exercise
4,000
$69.25
$277.00K
Waddill William D.
22 Sep 2025
Director
Sold on a plan
4,000
$64.25
$257.00K

What was left out

Form 4 filings counted 36
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 1
Sales straight out of an exercise 28
Sales at will 8
Transactions with no price 0
Shares from compensation/vesting 850,522
History held since 15 Sep 2016