Koppikar Utpal

CIK 00017426963 companiesWATERTOWN, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001742696

Recent Transactions

43 trades

Award
C4 Therapeutics, Inc.$CCCC
Stock Option (Right to Buy)
2025-06-18+35,500→ 35,500 total
Award
C4 Therapeutics, Inc.$CCCC
Stock Option (Right to Buy)
2024-06-20+32,500→ 32,500 total
Award
C4 Therapeutics, Inc.$CCCC
Stock Option (Right to Buy)
2023-06-15+26,000→ 26,000 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2023-03-02$3.63/sh−6,871→ 181,978 total
Purchase
C4 Therapeutics, Inc.$CCCC
Common Stock
2023-02-08$5.60/sh+5,667→ 5,667 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2023-02-07$5.46/sh−2,485→ 188,849 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-11-16$4.49/sh−5,172→ 192,417 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-11-16$4.49/sh−1,083→ 191,334 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-08-16$5.04/sh−5,940→ 197,589 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-06-08$5.63/sh−5,853→ 203,529 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-05-17$5.32/sh−4,616→ 208,558 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-05-17$5.32/sh−966→ 207,592 total
Award
C4 Therapeutics, Inc.$CCCC
Stock Option (Right to Buy)
2022-03-16+41,200→ 41,200 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-03-01$9.86/sh−2,272→ 214,665 total
Award
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-03-01+61,235→ 216,937 total
Award
Atara Biotherapeutics, Inc.$ATRA
Employee Stock Option (Right to Buy)
2022-03-01+115,107→ 115,107 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-03-01$9.86/sh−1,491→ 213,174 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2022-02-07$14.46/sh−2,496→ 155,702 total
Disposition to Issuer
Flexion Therapeutics Inc
Stock option (right to buy)
2021-11-19−32,000→ 0 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-11-16$17.12/sh−3,655→ 157,714 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-08-17$12.53/sh−3,579→ 161,369 total
Award
Flexion Therapeutics Inc
Stock option (right to buy)
2021-07-09+32,000→ 32,000 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-06-08$14.06/sh−5,820→ 164,948 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-05-18$14.55/sh−3,616→ 168,966 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-03-26$14.58/sh−1,761→ 172,582 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-03-02$16.74/sh−1,461→ 174,343 total
Award
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-03-01+45,258→ 175,804 total
Award
Atara Biotherapeutics, Inc.$ATRA
Employee Stock Option (Right to Buy)
2021-03-01+68,314→ 68,314 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2021-02-08$20.39/sh−1,759→ 130,546 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2020-11-17$19.77/sh−1,469→ 132,061 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2020-08-18$12.09/sh−1,496→ 133,530 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2020-06-09$10.18/sh−3,924→ 135,026 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2020-05-18$11.22/sh−1,428→ 137,375 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2020-03-27$9.17/sh−1,827→ 137,330 total
Award
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2020-03-01+66,875→ 139,157 total
Award
Atara Biotherapeutics, Inc.$ATRA
Employee Stock Option (Right to Buy)
2020-03-01+73,750→ 73,750 total
Sale
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2020-02-06$14.21/sh−1,781→ 72,282 total
Award
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2019-03-26+10,000→ 74,063 total
Award
Atara Biotherapeutics, Inc.$ATRA
Employee Stock Option (Right to Buy)
2019-02-06+34,125→ 34,125 total
Award
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2019-02-06+17,063→ 64,063 total
Purchase
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2018-07-27$36.80/sh+2,000→ 47,000 total
Award
Atara Biotherapeutics, Inc.$ATRA
Employee Stock Option (Right to Buy)
2018-06-07+75,000→ 75,000 total
Award
Atara Biotherapeutics, Inc.$ATRA
Common Stock
2018-06-07+45,000→ 45,000 total

Companies

Recent Filings

Address

C/O C4 THERAPEUTICS, INC. 490 ARSENAL WAY #120

WATERTOWN, MA, 02472

View on SEC.gov