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Liu David Y

Disclosed activity across 1 company

Tapewire entity
122295
SEC CIK
0001675881

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
Protagonist Therapeutics, IncPTGX · Entity 3552Chief R&D Strategy OfficerNovember 16, 2022November 17, 2022

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Protagonist Therapeutics, Inc

Report date November 16, 2022 · Filed November 17, 2022

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect80,878 Reported balance After 2022-11-16 transaction · row 1 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 1 · 2022-11-16 · Exercise / conversion · Acquired 13,767 · Balance 80,878

F1: Includes an aggregate of 573 shares acquired by the Reporting Person under the Issuer's 2016 Employee Stock Purchase Plan on March 9, 2022 and September 9, 2022.

Common StockSEC Table I · non-derivativeDirect90,604 Reported balance After 2022-11-16 transaction · row 2 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 2 · 2022-11-16 · Exercise / conversion · Acquired 9,726 · Balance 90,604

Common StockSEC Table I · non-derivativeDirect96,603 Reported balance After 2022-11-16 transaction · row 3 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 3 · 2022-11-16 · Exercise / conversion · Acquired 5,999 · Balance 96,603

Common StockSEC Table I · non-derivativeDirect132,259 Reported balance After 2022-11-16 transaction · row 4 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 4 · 2022-11-16 · Exercise / conversion · Acquired 35,656 · Balance 132,259

Common StockSEC Table I · non-derivativeDirect167,590 Reported balance After 2022-11-16 transaction · row 5 Account or security details depend on footnotes; rows are not merged.
1 source row

Row 5 · 2022-11-16 · Exercise / conversion · Acquired 35,331 · Balance 167,590

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $0.87 · Expires 2023-09-26Direct0 Reported balance After 2022-11-16 transaction · row 6 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 6 · 2022-11-16 · Exercise / conversion · Disposed 13,767 · Balance 0

F2: The stock option is vested in full.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $1.89 · Expires 2024-10-22Direct0 Reported balance After 2022-11-16 transaction · row 7 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 7 · 2022-11-16 · Exercise / conversion · Disposed 9,726 · Balance 0

F2: The stock option is vested in full.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $1.89 · Expires 2025-03-26Direct0 Reported balance After 2022-11-16 transaction · row 8 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 8 · 2022-11-16 · Exercise / conversion · Disposed 5,999 · Balance 0

F2: The stock option is vested in full.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $1.16 · Expires 2025-10-28Direct0 Reported balance After 2022-11-16 transaction · row 9 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 9 · 2022-11-16 · Exercise / conversion · Disposed 35,656 · Balance 0

F2: The stock option is vested in full.

Stock Option (right to buy)SEC Table II · derivative / convertible security · Conversion / exercise price $4.21 · Expires 2026-04-29Direct0 Reported balance After 2022-11-16 transaction · row 10 Instrument identity requires review; Table II rows are not merged.
1 source row

Row 10 · 2022-11-16 · Exercise / conversion · Disposed 35,331 · Balance 0

F2: The stock option is vested in full.

Filing footnotes · ownership attribution and instrument terms

F1: Includes an aggregate of 573 shares acquired by the Reporting Person under the Issuer's 2016 Employee Stock Purchase Plan on March 9, 2022 and September 9, 2022.

F2: The stock option is vested in full.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
August 28, 2017 Filed Aug 29, 2017 23:48 UTC Protagonist Therapeutics, Inc PTGX · Entity 3552 SaleCommon Stock 3,500 $15.00 $52,500.00
Disclosure

SEC source: 0001209191-17-050652 · doc4.xml · nonDerivative · entry 2

Liu David Y · CIK 0001675881 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,000

F1 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2017.

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August 28, 2017 Filed Aug 29, 2017 23:48 UTC Protagonist Therapeutics, Inc PTGX · Entity 3552 Exercise / conversionCommon Stock 3,500 $4.21 $14,735.00
Disclosure

SEC source: 0001209191-17-050652 · doc4.xml · nonDerivative · entry 1

Liu David Y · CIK 0001675881 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,500

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

Read SEC document
July 10, 2017 Filed Jul 12, 2017 21:55 UTC Protagonist Therapeutics, Inc PTGX · Entity 3552 Exercise / conversionEmployee Stock Option (right to buy) · Derivative 3,500 $0.00 Strike: $1.89 $0.00
Disclosure

SEC source: 0001209191-17-044940 · doc4.xml · derivative · entry 3

Liu David Y · CIK 0001675881 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 16,725

Underlying: Common Stock · 3,500 shares

Expires 2024-10-22

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F4 · derivative.exercise_date: The option vests over a four-year period, with 1/4th of the shares subject to the option vesting on the one year anniversary of the vesting commencement date, and 1/36th of the remaining shares subject to the option vesting each month, subject to the Reporting Person continuing to be a service provider of the Issuer through each such date.

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July 10, 2017 Filed Jul 12, 2017 21:55 UTC Protagonist Therapeutics, Inc PTGX · Entity 3552 SaleCommon Stock 3,500 $12.68 $44,380.00
Disclosure

SEC source: 0001209191-17-044940 · doc4.xml · nonDerivative · entry 2

Liu David Y · CIK 0001675881 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,000

F2 · kind: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2017.

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $12.36 to $12.84. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range.

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July 10, 2017 Filed Jul 12, 2017 21:55 UTC Protagonist Therapeutics, Inc PTGX · Entity 3552 Exercise / conversionCommon Stock 3,500 $1.89 $6,615.00
Disclosure

SEC source: 0001209191-17-044940 · doc4.xml · nonDerivative · entry 1

Liu David Y · CIK 0001675881 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,500

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes 2,000 shares acquired by the Reporting Person under the Issuer's 2016 Employee Stock Purchase Plan on March 9, 2017.

Read SEC document
October 11, 2016 Filed Oct 13, 2016 20:25 UTC Protagonist Therapeutics, Inc PTGX · Entity 3552 GrantStock Option (right to buy) · Derivative 65,000 $0.00 Strike: $21.58 $0.00
Disclosure

SEC source: 0001209191-16-145800 · doc4.xml · derivative · entry 1

Liu David Y · CIK 0001675881 · Chief Scientific Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 65,000

Underlying: Common Stock · 65,000 shares

Expires 2026-10-11

F1 · derivative.exercise_date: The shares subject to the option shall vest in 48 equal monthly installments from the vesting commencement date of August 10, 2016.

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.