Chai Christopher Y

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Chai Christopher Y
CIK #0001413823
EDGAR Form CIK 2011 - 2026
3 [0001413823]
4 [0001413823]
5 [0001413823]
Form 3/4/5 Subject 2011 - 2026
Surrozen Inc/DE
Chai Christopher Y
Principia Biopharma Inc
Map Pharmaceuticals Inc
Insider Transaction (Form 3/4/5) Date Action Shares Price Value ($)
Surrozen Inc/DE SRZN
Option (right to buy) · derivative
2025-05-14 Grant 1,333 $0.00
Surrozen Inc/DE SRZN
Option (right to buy) · derivative
2024-06-05 Grant 1,333 $0.00
Surrozen Inc/DE SRZN
Option (right to buy) · derivative
2023-05-18 Grant 20,000 $0.00
Surrozen Inc/DE SRZN
Option (right to buy) · derivative
2022-06-07 Grant 20,000 $0.00
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 24,769
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 56,982
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 55,000
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 60,000
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 44,034
Principia Biopharma Inc PRNB
Common Stock
2020-09-28 Tender 3,302 $100.00 330,200
Principia Biopharma Inc PRNB
Common Stock
2020-09-28 Tender 3,799 $100.00 379,900
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 34,677
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 13,210
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-09-28 Disposed to issuer 29,723
Principia Biopharma Inc PRNB
Common Stock
2020-08-18 Option exercise 7,500 $3.00 22,500
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-08-18 Option exercise 7,500 $0.00
Principia Biopharma Inc PRNB
Common Stock
2020-08-18 Sell 7,500 $99.37 745,275
Principia Biopharma Inc PRNB
Common Stock
2020-05-19 Option exercise 5,675 $3.00 17,025
Principia Biopharma Inc PRNB
Employee Stock Option (right to buy) · derivative
2020-05-19 Option exercise 5,675 $0.00
Principia Biopharma Inc PRNB
Common Stock
2020-05-19 Sell 7,500 $65.10 488,250
showing 20 of 56 most recent transactions
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