KHOSLA CHAITAN PHD

CIK 00011351393 companiesMILPITAS, CA

SEC Profile

Transactions

Companies

Filings

CIK

0001135139

Recent Transactions

50 trades

Award
GridAI Technologies Corp.$GRDX
Common Stock
2024-06-11+24,889→ 24,889 total
Award
GridAI Technologies Corp.$GRDX
Series G Non-Voting Convertible Preferred Stock
2024-03-13+140.7→ 140.7 total
Award
GridAI Technologies Corp.$GRDX
Common Stock, par value $0.0001 per share
2024-03-13+440→ 440 total
Award
GridAI Technologies Corp.$GRDX
Stock Option (right to buy)
2024-03-13+52,980→ 52,980 total
Exercise/Conversion
Protagonist Therapeutics, Inc$PTGX
Common Stock
2020-08-11$1.89/sh+2,499→ 2,499 total
Exercise/Conversion
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2020-08-11−2,499→ 7,499 total
Sale
Protagonist Therapeutics, Inc$PTGX
Common Stock
2020-08-11$17.19/sh−2,499→ 0 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2020-05-28+15,000→ 15,000 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2019-08-15+5,000→ 5,000 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2019-06-07+12,000→ 12,000 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2018-05-29+12,000→ 12,000 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2018-05-15+3,000→ 3,000 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2017-05-25+12,000→ 12,000 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2016-09-13+24,000→ 24,000 total
Award
Protagonist Therapeutics, Inc$PTGX
Stock Option (right to buy)
2016-09-13+5,000→ 5,000 total
Disposition to Issuer
KOSAN BIOSCIENCES INC
Non-Statutory Stock Option (right to buy)
2008-06-26−3,750→ 0 total
Other
KOSAN BIOSCIENCES INC
Common Stock
2008-06-26−1,346,585→ 0 total
Disposition to Issuer
KOSAN BIOSCIENCES INC
Non-Statutory Stock Option (right to buy)
2008-06-26−7,500→ 0 total
Disposition to Issuer
KOSAN BIOSCIENCES INC
Non-Statutory Stock Option (right to buy)
2008-06-26−5,000→ 0 total
Disposition to Issuer
KOSAN BIOSCIENCES INC
Non-Statutory Stock Option (right to buy)
2008-06-26−75,000→ 0 total
Disposition from Tender
KOSAN BIOSCIENCES INC
Common Stock
2008-06-26−116,442→ 0 total
Disposition to Issuer
KOSAN BIOSCIENCES INC
Non-Statutory Stock Option (right to buy)
2008-06-26−10,000→ 0 total
Award
KOSAN BIOSCIENCES INC
Non-Statutory Stock Option (right to buy)
2007-05-25−5,000→ 5,000 total
Award
KOSAN BIOSCIENCES INC
Non-Statutory Stock Option (right to buy)
2006-05-26+5,000→ 5,000 total
Award
KOSAN BIOSCIENCES INC
Non-Statutory Stock Options (right to buy)
2005-05-26$4.55/sh+5,000→ 5,000 total
Award
KOSAN BIOSCIENCES INC
Non-Statutory Stock Options (right to buy)
2004-05-27$11.28/sh+5,000→ 5,000 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-12-04$9.55/sh−1,000→ 1,470,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-12-03$9.70/sh−1,000→ 1,471,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-12-02$9.76/sh−1,000→ 1,472,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-12-01$9.79/sh−1,000→ 1,473,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-28$9.49/sh−1,000→ 1,474,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-26$9.50/sh−1,000→ 1,475,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-25$9.53/sh−1,000→ 1,476,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-24$9.43/sh−1,000→ 1,477,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-21$9.55/sh−1,000→ 1,478,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-20$9.53/sh−1,000→ 1,479,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-19$9.45/sh−1,000→ 1,480,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-18$9.54/sh−1,000→ 1,481,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-17$9.40/sh−1,000→ 1,482,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-14$9.58/sh−1,000→ 1,483,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-13$9.54/sh−1,000→ 1,484,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-12$9.48/sh−1,000→ 1,485,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-11$9.50/sh−1,000→ 1,486,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-10$9.39/sh−1,000→ 1,487,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-07$9.53/sh−1,000→ 1,488,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-06$9.57/sh−1,000→ 1,489,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-05$9.51/sh−1,000→ 1,490,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-04$9.59/sh−1,000→ 1,491,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-11-03$9.48/sh−1,000→ 1,492,933 total
Sale
KOSAN BIOSCIENCES INC
Common Stock
2003-10-31$9.46/sh−1,000→ 1,493,933 total

Companies

Recent Filings

Address

C/O PROTAGONIST THERAPEUTICS, INC. 521 COTTONWOOD DRIVE, SUITE 100

MILPITAS, CA, 95035

View on SEC.gov