Insider Trading History of Waddill William D.

The following table details the insider trading activities (stock purchases, stock sales, and stock option exercises) of Waddill William D. since 2015. This trader's CIK number is 1553338. At the time of last reporting, Waddill William D. was the Officer of Protagonist Therapeutics, Inc. (stock ticker symbol PTGX). Also see all insider trading activities at Protagonist Therapeutics, Inc.

Note that in the past Waddill William D. also reported insider trading activities as an insider of the following companies:

Yearly summary of insider trading at Protagonist Therapeutics, Inc (PTGX) by Waddill William D.

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2025 PTGX 0 $0 8,000 $454,000 0 $0
2024 PTGX 0 $0 36,975 $1,366,636 36,975 $388,137
2022 PTGX 0 $0 0 $0 12,000 $103,080

Yearly summary of insider trading at Calithera Biosciences, Inc. (CALA) by Waddill William D.

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2015 CALA 0 $0 0 $0 13,125 $34,650

Yearly summary of insider trading at Arrowhead Pharmaceuticals, Inc. (ARWR) by Waddill William D.

Insider Buying Insider Sales Option Exercises
Year Symbol Shares Value Shares Value Shares Value
2024 ARWR 0 $0 11,429 $314,942 0 $0
2023 ARWR 0 $0 3,200 $96,000 0 $0
2022 ARWR 0 $0 4,500 $293,233 0 $0
2021 ARWR 0 $0 3,750 $285,300 0 $0
2020 ARWR 0 $0 29,000 $1,162,440 0 $0
2019 ARWR 0 $0 8,500 $125,545 0 $0


Insider trading activities at 3 companies by Waddill William D.:

1. Protagonist Therapeutics, Inc (PTGX)

2. Calithera Biosciences, Inc. (CALA)

3. Arrowhead Pharmaceuticals, Inc. (ARWR)

Table 1. Insider trading of Protagonist Therapeutics, Inc (PTGX) by Waddill William D.

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2025-08-27 PTGX Sale 4,000 59.25 237,000
2025-03-17 PTGX Sale 4,000 54.25 217,000
2024-09-10 PTGX Sale 8,000 45.00 360,000
2024-09-10 PTGX Option Ex 8,000 12.88 103,040
2024-07-24 PTGX Option Ex 8,000 12.88 103,040
2024-07-24 PTGX Sale 8,000 40.00 320,000
2024-06-07 PTGX Option Ex 8,000 12.88 103,040
2024-06-07 PTGX Sale 8,000 35.00 280,000
2024-03-01 PTGX Option Ex 12,975 6.09 79,017
2024-03-01 PTGX Sale 12,975 31.34 406,636
2022-05-03 PTGX Option Ex 12,000 8.59 103,080

Table 2. Insider trading of Calithera Biosciences, Inc. (CALA) by Waddill William D.

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2015-07-14 CALA Option Ex 13,125 2.64 34,650

Table 3. Insider trading of Arrowhead Pharmaceuticals, Inc. (ARWR) by Waddill William D.

Trade Date Symbol Trade Type Shares Price ($) Value ($)
2024-12-16 ARWR Sale 3,748 21.90 82,081
2024-12-17 ARWR Sale 3,747 22.04 82,583
2024-01-11 ARWR Sale 3,934 38.20 150,278
2023-01-09 ARWR Sale 3,200 30.00 96,000
2022-01-03 ARWR Sale 4,500 65.16 293,233
2021-01-04 ARWR Sale 3,750 76.08 285,300
2020-12-10 ARWR Sale 3,000 70.80 212,400
2020-05-11 ARWR Sale 26,000 36.54 950,040
2019-01-11 ARWR Sale 8,500 14.77 125,545

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Waddill William D. (Officer of Protagonist Therapeutics, Inc at the time of this reporting) see the Securities and Exchange Commission (SEC) website.



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