KRUPKA MICHAEL A

CIK 00012121509 companiesBOSTON, MA

SEC Profile

Transactions

Companies

Filings

CIK

0001212150

Recent Transactions

50 trades

Sale
Rapid7, Inc.$RPD
Common Stock
2018-03-16$25.79/sh−1,000,000→ 3,682,713 total
Sale
Rapid7, Inc.$RPD
Common Stock
2018-01-30$21.01/sh−2,000,000→ 4,682,713 total
Conversion
Quanterix Corp$QTRX
Common Stock
2017-12-11+108,670→ 2,010,185 total
Conversion
Quanterix Corp$QTRX
Series A-2 Preferred Stock
2017-12-11−3,326,401→ 0 total
Conversion
Quanterix Corp$QTRX
Series C Preferred Stock
2017-12-11−349,271→ 0 total
Conversion
Quanterix Corp$QTRX
Common Stock
2017-12-11+125,900→ 2,136,085 total
Conversion
Quanterix Corp$QTRX
Common Stock
2017-12-11+472,271→ 1,901,515 total
Conversion
Quanterix Corp$QTRX
Series D Preferred Stock
2017-12-11−404,632→ 0 total
Conversion
Quanterix Corp$QTRX
Series B Preferred Stock
2017-12-11−1,517,880→ 0 total
Conversion
Quanterix Corp$QTRX
Common Stock
2017-12-11+1,034,971→ 1,429,244 total
Conversion
Quanterix Corp$QTRX
Common Stock
2017-12-11+394,273→ 394,273 total
Conversion
Quanterix Corp$QTRX
Series A-1 Preferred Stock
2017-12-11−1,267,200→ 0 total
Sale
Rapid7, Inc.$RPD
Common Stock
2017-11-13$18.30/sh−898,517→ 6,682,713 total
Sale
Rapid7, Inc.$RPD
Common Stock
2017-06-06$18.00/sh−1,400,000→ 7,581,230 total
Conversion
Rapid7, Inc.$RPD
Common Stock
2015-07-22+1,285,269→ 8,053,106 total
Conversion
Rapid7, Inc.$RPD
Series A Preferred Stock
2015-07-22−6,240,004→ 0 total
Award
Rapid7, Inc.$RPD
Common Stock
2015-07-22+928,125→ 8,981,231 total
Conversion
Rapid7, Inc.$RPD
Series D Preferred Stock
2015-07-22−1,285,269→ 0 total
Conversion
Rapid7, Inc.$RPD
Common Stock
2015-07-22+6,240,004→ 6,767,837 total
Award
VONAGE HOLDINGS CORP
Common Stock
2015-01-01+7,545→ 188,267 total
Award
VONAGE HOLDINGS CORP
Common Stock
2014-10-01+9,040→ 180,722 total
Award
VONAGE HOLDINGS CORP
Common Stock
2014-07-01+7,646→ 171,682 total
Award
VONAGE HOLDINGS CORP
Common Stock
2014-01-01+8,633→ 157,458 total
Award
VONAGE HOLDINGS CORP
Common Stock
2013-10-01+8,984→ 148,825 total
Award
VONAGE HOLDINGS CORP
Common Stock
2013-07-01+10,454→ 139,841 total
Award
VONAGE HOLDINGS CORP
Common Stock
2013-04-01+9,982→ 129,387 total
Award
VONAGE HOLDINGS CORP
Common Stock
2013-01-01+12,130→ 119,405 total
Award
VONAGE HOLDINGS CORP
Common Stock
2012-10-01+4,385→ 107,275 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2012-10-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Common Stock
2012-07-01+4,975→ 102,890 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2012-07-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Common Stock
2012-04-01+4,524→ 97,915 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2012-04-01−10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2012-01-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Common Stock
2012-01-01+4,081→ 93,391 total
Award
VONAGE HOLDINGS CORP
Common Stock
2011-10-01+3,846→ 89,310 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2011-10-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Common Stock
2011-07-01+2,202→ 85,464 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2011-07-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2011-07-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Common Stock
2011-07-01+2,202→ 85,464 total
Award
VONAGE HOLDINGS CORP
Common Stock
2011-04-01+2,150→ 83,262 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2011-04-01+10,000→ 10,000 total
Sale
SolarWinds, Inc.
Common Stock
2011-02-11$19.50/sh−2,014,733→ 3,297,520 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2011-01-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Common Stock
2011-01-01+4,464→ 81,112 total
Sale
SolarWinds, Inc.
Common Stock
2010-11-01$17.50/sh−2,421,431→ 5,312,253 total
Award
VONAGE HOLDINGS CORP
Common Stock
2010-10-01+3,891→ 76,648 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2010-10-01+10,000→ 10,000 total
Award
VONAGE HOLDINGS CORP
Director Stock Option (Right to Buy)
2010-07-01+10,000→ 10,000 total

Companies

Recent Filings

Address

C/O BAIN CAPITAL VENTURE INVESTORS, LLC 111 HUNTINGTON AVENUE

BOSTON, MA, 02199

View on SEC.gov