Insiders · GRTS

GRTS insider transactions

Gritstone bio Inc. (GRTS) Form 4 insider transactions - real-time wire coverage of every officer, director, and 10% owner trade.

Recent Form 3, 4, and 5 filings for GRTS

• 711d
  PRESIDENT AND CEO Allen Andrew R gifted 650,000 shares, decreasing direct ownership by 25% to 985,360 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 717d
  SEC Form 4 filed by Director Fisher Clare

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 718d
  SEC Form 4 filed by Director Agarwal Shefali

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 718d
  SEC Form 4 filed by Director Corey Lawrence

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 718d
  SEC Form 4 filed by Director Rizvi Naiyer

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 718d
  SEC Form 4 filed by Director Webster Stephen W

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 718d
  SEC Form 4 filed by Director Jones Elaine V

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 751d
  Allen Andrew R was granted 47,873 shares and sold $18,156 worth of shares (24,263 units at $0.75), increasing direct ownership by 2% to 985,360 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 751d
  Jones Erin sold $10,288 worth of shares (13,749 units at $0.75) and was granted 27,128 shares, increasing direct ownership by 4% to 359,293 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 751d
  Jooss Karin sold $10,288 worth of shares (13,749 units at $0.75) and was granted 27,128 shares, increasing direct ownership by 2% to 683,526 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 751d
  Hawryluk Matthew was granted 19,149 shares and sold $6,929 worth of shares (9,259 units at $0.75), increasing direct ownership by 3% to 313,931 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 751d
  Economides Vassiliki was granted 27,128 shares and sold $10,288 worth of shares (13,749 units at $0.75), increasing direct ownership by 5% to 262,437 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 751d
  Cho James was granted 10,800 shares, increasing direct ownership by 7% to 155,123 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 768d
  SEC Form 4 filed by Webster Stephen W

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 768d
  New insider Webster Stephen W claimed ownership of 25,000 shares (SEC Form 3)

  3 - Gritstone bio, Inc. (0001656634) (Issuer)
• 853d
  Hawryluk Matthew was granted 35,000 shares, increasing direct ownership by 14% to 286,880 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 853d
  Jones Erin was granted 40,000 shares, increasing direct ownership by 14% to 324,618 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 853d
  Economides Vassiliki was granted 35,000 shares, increasing direct ownership by 18% to 227,762 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 853d
  Jooss Karin was granted 40,000 shares, increasing direct ownership by 7% to 648,851 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 853d
  Cho James was granted 18,000 shares, increasing direct ownership by 15% to 138,644 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 853d
  Allen Andrew R was granted 105,000 shares, increasing direct ownership by 13% to 899,345 units (SEC Form 4)

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1083d
  SEC Form 4 filed by Corey Lawrence

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1083d
  SEC Form 4 filed by Fisher Clare

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1083d
  SEC Form 4 filed by Jones Elaine V

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1083d
  SEC Form 4 filed by Rizvi Naiyer

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1083d
  SEC Form 4 filed by Krognes Steve E.

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1083d
  SEC Form 4 filed by Agarwal Shefali

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1111d
  SEC Form 4 filed by Economides Vassiliki

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1217d
  SEC Form 4: Jooss Karin was granted 252,763 shares, increasing direct ownership by 67% to 630,147 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1217d
  SEC Form 4: Jones Erin was granted 252,845 shares, increasing direct ownership by 476% to 305,914 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1217d
  SEC Form 4: Hawryluk Matthew was granted 191,771 shares, increasing direct ownership by 339% to 248,311 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1217d
  SEC Form 4: Economides Vassiliki was granted 179,058 shares, increasing direct ownership by 779% to 202,058 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1217d
  SEC Form 4: Cho James was granted 64,515 shares, increasing direct ownership by 138% to 111,407 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1217d
  SEC Form 4: Allen Andrew R was granted 738,550 shares, increasing direct ownership by 625% to 856,750 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1392d
  SEC Form 4 filed by Corey Lawrence

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1392d
  SEC Form 3 filed by new insider Corey Lawrence

  3 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1447d
  SEC Form 4 filed by Rizvi Naiyer

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1447d
  SEC Form 4 filed by Krognes Steve E.

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1447d
  SEC Form 4 filed by Jones Elaine V

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1447d
  SEC Form 4 filed by Heyman Richard A.

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1447d
  SEC Form 4 filed by Fisher Clare

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1447d
  SEC Form 4 filed by Agarwal Shefali

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1510d
  SEC Form 4: Thompson Rahsaan was granted 19,240 shares, increasing direct ownership by 49% to 58,698 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1510d
  SEC Form 4: Jooss Karin was granted 27,600 shares, increasing direct ownership by 8% to 377,384 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1510d
  SEC Form 4: Jones Erin was granted 27,169 shares, increasing direct ownership by 105% to 53,069 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1510d
  SEC Form 4: Hawryluk Matthew was granted 21,612 shares, increasing direct ownership by 68% to 53,351 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1510d
  SEC Form 4: Economides Vassiliki was granted 23,000 shares

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1510d
  SEC Form 4: Cho James was granted 4,400 shares, increasing direct ownership by 11% to 43,505 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1510d
  SEC Form 4: Allen Andrew R was granted 70,000 shares, increasing direct ownership by 145% to 118,200 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1615d
  SEC Form 4 filed by Fisher Clare

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1615d
  SEC Form 3 filed by new insider Fisher Clare

  3 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1648d
  SEC Form 4: Jones Erin exercised 1,000 shares at a strike of $0.34 and sold $13,010 worth of shares (1,000 units at $13.01) as part of a pre-agreed trading plan

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1648d
  SEC Form 4: Jones Erin exercised 1,000 shares at a strike of $0.34 and sold $11,140 worth of shares (1,000 units at $11.14) as part of a pre-agreed trading plan (Amendment)

  4/A - Gritstone bio, Inc. (0001656634) (Issuer)
• 1648d
  SEC Form 4: Jones Erin exercised 2,000 shares at a strike of $0.34 and sold $21,390 worth of shares (2,000 units at $10.70) as part of a pre-agreed trading plan (Amendment)

  4/A - Gritstone bio, Inc. (0001656634) (Issuer)
• 1661d
  SEC Form 4: Jones Erin was granted 25,900 shares, increasing direct ownership by 130% to 45,900 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1661d
  SEC Form 4: Yelensky Roman exercised 50,724 shares at a strike of $0.76, increasing direct ownership by 28% to 234,672 units (Amendment)

  4/A - Gritstone bio, Inc. (0001656634) (Issuer)
• 1661d
  SEC Form 4: Yelensky Roman sold $221,029 worth of shares (10,000 units at $22.10), decreasing direct ownership by 6% to 160,624 units (Amendment)

  4/A - Gritstone bio, Inc. (0001656634) (Issuer)
• 1661d
  SEC Form 4: Jones Erin exercised 2,000 shares at a strike of $0.34 and sold $22,748 worth of shares (2,000 units at $11.37) as part of a pre-agreed trading plan (Amendment)

  4/A - Gritstone bio, Inc. (0001656634) (Issuer)
• 1661d
  SEC Form 4: Yabannavar Vijay was granted 28,000 shares, increasing direct ownership by 758% to 31,696 units

  4 - Gritstone bio, Inc. (0001656634) (Issuer)
• 1661d
  SEC Form 4 filed by Agarwal Shefali

  4 - Gritstone bio, Inc. (0001656634) (Issuer)