Home/Insiders/Kaufer Stephen
KS
SEC Insider//CIK 0001535772

Kaufer Stephen

CIK 00015357722 companiesNEWTON, MA

Transactions

50

Companies

2

Filings

14

CIK

0001535772

Recent Transactions

50 trades
  • Award

    Class A Common Stock

    2025-06-04+6,248293,173 total
  • Award

    Class A Common Stock

    2024-06-05+7,033286,925 total
  • Award

    Class A Common Stock

    2023-06-06+8,750279,892 total
  • Award

    Class A Common Stock

    2022-06-07+6,804271,142 total
  • Tax Payment

    Common Stock

    2022-02-18$27.12/sh8,172799,215 total
  • Exercise/Conversion

    Common Stock

    2022-02-18+27,797807,387 total
  • Exercise/Conversion

    Restricted Stock Units

    2022-02-1827,7970 total
  • Award

    Stock Option

    2021-12-31+115,200115,200 total
  • Award

    Stock Option

    2021-12-31+110,026110,026 total
  • Award

    Restricted Stock Units

    2021-12-31+106,382106,382 total
  • Exercise/Conversion

    Common Stock

    2021-07-30+239,112884,547 total
  • Tax Payment

    Common Stock

    2021-07-30$38.29/sh104,957779,590 total
  • Exercise/Conversion

    Restricted Stock Units

    2021-07-30239,112239,112 total
  • Award

    Common Stock

    2021-06-08+6,002651,437 total
  • Award

    Class A Common Stock

    2021-06-02+5,504264,338 total
  • Award

    Restricted Stock Units

    2021-02-23+13,09413,094 total
  • Award

    Restricted Stock Units

    2021-02-23+13,09413,094 total
  • Award

    Class A Common Stock

    2020-06-02+5,474258,834 total
  • Purchase

    Common Stock

    2020-03-05$21.73/sh+44,444645,435 total
  • Exercise/Conversion

    Common Stock

    2020-02-10+51,204618,463 total
  • Exercise/Conversion

    Common Stock

    2020-02-10+51,204618,463 total
  • Tax Payment

    Common Stock

    2020-02-10$28.64/sh17,472600,991 total
  • Exercise/Conversion

    Restricted Stock Units

    2020-02-1051,204174,048 total
  • Tax Payment

    Common Stock

    2020-02-1020,642597,821 total
  • Exercise/Conversion

    Restricted Stock Units

    2020-02-1051,204174,048 total
  • Award

    Restricted Stock Units

    2019-12-04+26,112292,362 total
  • Award

    Restricted Stock Units

    2019-12-04+52,224478,224 total
  • Award

    Restricted Stock Units

    2019-12-04+19,584225,252 total
  • Award

    Class A Common Stock

    2019-05-07+3,745253,360 total
  • Exercise/Conversion

    Restricted Stock Units

    2019-02-0560,582205,668 total
  • Exercise/Conversion

    Common Stock

    2019-02-05+60,582591,682 total
  • Tax Payment

    Common Stock

    2019-02-05$59.95/sh24,423567,259 total
  • Sale

    Class A Common Stock

    2018-12-04$38.02/sh200249,615 total
  • Sale

    Class A Common Stock

    2018-12-04$36.37/sh13,814265,801 total
  • Sale

    Class A Common Stock

    2018-12-04$37.48/sh15,986249,815 total
  • Sale

    Class A Common Stock

    2018-12-03$37.88/sh25,198284,417 total
  • Sale

    Class A Common Stock

    2018-12-03$38.47/sh4,802279,615 total
  • Sale

    Class A Common Stock

    2018-11-30$39.87/sh6,661309,615 total
  • Sale

    Class A Common Stock

    2018-11-30$39.15/sh23,339316,276 total
  • Sale

    Class A Common Stock

    2018-11-29$40.77/sh600339,615 total
  • Sale

    Class A Common Stock

    2018-11-29$40.25/sh29,400340,215 total
  • Sale

    Class A Common Stock

    2018-11-28$40.50/sh15,383370,706 total
  • Sale

    Class A Common Stock

    2018-11-28$39.37/sh13,526386,089 total
  • Sale

    Class A Common Stock

    2018-11-28$40.96/sh1,091369,615 total
  • Sale

    Class A Common Stock

    2018-11-27$39.16/sh30,000399,615 total
  • Tax Payment

    Common Stock

    2018-11-26$60.39/sh168,864531,100 total
  • Sale

    Class A Common Stock

    2018-11-26$38.61/sh25,641433,974 total
  • Sale

    Class A Common Stock

    2018-11-26$39.18/sh4,359429,615 total
  • Exercise/Conversion

    Common Stock

    2018-11-26$29.48/sh+235,950699,964 total
  • Exercise/Conversion

    Stock Option (Right to Buy)

    2018-11-26235,9500 total