Home
Latest Filings
Latest Buys
Latest Sells
Institutions
Derivatives
Hot Buys
Data Screener
Email Alerts
Insider Charts
PRLB
- As of 05/21/24, 01:59:28 AM: 106 Insider Transactions.
Sector:
Industrial Goods
Industry:
Machine Tools & Accessories
Prev Close:
$59.79
Avg Vol(3m):
361,300
P/E:
33.70
EPS:
1.77
Email this page to a friend.
Insider Transactions for PRLB
Buy/Sell*
Filed Date
Subject
Symbol
Acquirer
Pct Owned
Details
B
2020-10-09 14:04:41.0
Proto Labs Inc
PRLB
ARK Investment Management LLC
11.59%
view
B
2020-02-14 09:47:54.0
Proto Labs Inc
PRLB
BROWN CAPITAL MANAGEMENT LLC
14.16%
view
B
2020-02-11 19:35:11.0
Proto Labs Inc
PRLB
VANGUARD GROUP INC
10.02%
view
S
2020-02-05 15:49:31.0
Proto Labs Inc
PRLB
RIVERBRIDGE PARTNERS LLC
5.64%
view
B
2020-02-04 12:30:25.0
Proto Labs Inc
PRLB
BlackRock Inc
15.6%
view
B
2019-03-11 07:51:35.0
Proto Labs Inc
PRLB
VANGUARD GROUP INC
10.02%
view
S
2019-02-14 09:49:31.0
Proto Labs Inc
PRLB
BROWN CAPITAL MANAGEMENT LLC
13.71%
view
B
2019-02-12 11:58:45.0
Proto Labs Inc
PRLB
VANGUARD GROUP INC
9.85%
view
B
2019-01-31 14:09:43.0
Proto Labs Inc
PRLB
BlackRock Inc
14.8%
view
S
2019-01-25 10:50:16.0
Proto Labs Inc
PRLB
RIVERBRIDGE PARTNERS LLC
5.75%
view
S
2019-01-15 15:09:26.0
Proto Labs Inc
PRLB
LUKIS LAWRENCE J
4.82%
view
S
2018-02-14 10:02:47.0
Proto Labs Inc
PRLB
LUKIS LAWRENCE J
6.7%
view
B
2018-02-14 09:44:45.0
Proto Labs Inc
PRLB
BROWN CAPITAL MANAGEMENT LLC
14.62%
view
S
2018-02-14 09:33:33.0
Proto Labs Inc
PRLB
TimesSquare Capital Management
n/a
view
B
2018-02-12 08:49:23.0
Proto Labs Inc
PRLB
VANGUARD GROUP INC
8.43%
view
S
2018-01-29 10:23:54.0
Proto Labs Inc
PRLB
RIVERBRIDGE PARTNERS LLC
6.67%
view
B
2017-02-13 16:39:55.0
Proto Labs Inc
PRLB
TimesSquare Capital Management
5.9%
view
B
2017-02-10 20:51:48.0
Proto Labs Inc
PRLB
VANGUARD GROUP INC
7.62%
view
B
2017-02-09 15:09:07.0
Proto Labs Inc
PRLB
BROWN CAPITAL MANAGEMENT LLC
13.98%
view
S
2017-01-24 15:51:47.0
PERDOCEO EDUCATION Corp
CECO
FRONTIER CAPITAL MANAGEMENT CO LLC
5.2%
view
B
2020-02-12 21:04:58.0
PERDOCEO EDUCATION Corp
CECO
RENAISSANCE TECHNOLOGIES LLC
7.23%
view
B
2020-02-12 10:43:30.0
PERDOCEO EDUCATION Corp
CECO
VANGUARD GROUP INC
7.02%
view
B
2020-02-04 11:54:27.0
PERDOCEO EDUCATION Corp
CECO
BlackRock Inc
6.14%
view
S
2019-02-11 13:31:33.0
CAREER EDUCATION CORP
CECO
FRONTIER CAPITAL MANAGEMENT CO LLC
4.99%
view
B
2019-02-08 09:04:29.0
CAREER EDUCATION CORP
CECO
DIMENSIONAL FUND ADVISORS LP
14.5%
view
S
2018-02-14 14:02:26.0
CAREER EDUCATION CORP
CECO
PRICE T ROWE ASSOCIATES INC
6.07%
view
B
2018-02-09 09:46:30.0
CAREER EDUCATION CORP
CECO
DIMENSIONAL FUND ADVISORS LP
5.11%
view
S
2018-02-07 10:02:02.0
CAREER EDUCATION CORP
CECO
FRONTIER CAPITAL MANAGEMENT CO LLC
9.895%
view
B
2017-02-14 08:50:34.0
CAREER EDUCATION CORP
CECO
RENAISSANCE TECHNOLOGIES LLC
6.24%
view
S
2017-02-09 09:34:41.0
CAREER EDUCATION CORP
CECO
DIMENSIONAL FUND ADVISORS LP
6.16%
view
B
2017-02-01 16:54:56.0
CAREER EDUCATION CORP
CECO
Mangrove Partners Master Fund
1.94%
view
B
2016-08-09 09:50:43.0
CAREER EDUCATION CORP
CECO
BlackRock Inc
5.33%
view
B
2016-02-11 13:00:36.0
CAREER EDUCATION CORP
CECO
PRICE T ROWE ASSOCIATES INC
9.5%
view
S
2016-01-07 17:56:28.0
CAREER EDUCATION CORP
CECO
Mangrove Partners Master Fund
n/a
view
S
2015-07-10 07:47:15.0
CAREER EDUCATION CORP
CECO
FMR LLC
4.9%
view
S
2015-04-23 16:53:17.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
7.0%
view
S
2015-02-17 10:41:05.0
CAREER EDUCATION CORP
CECO
AQR CAPITAL MANAGEMENT LLC
8.2%
view
S
2015-01-22 14:24:20.0
CAREER EDUCATION CORP
CECO
BlackRock Inc
9.4%
view
S
2014-02-14 06:46:40.0
CAREER EDUCATION CORP
CECO
FMR LLC
11.496%
view
B
2014-01-28 15:22:56.0
CAREER EDUCATION CORP
CECO
BlackRock Inc
8.2%
view
S
2013-09-09 16:57:28.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
12.2%
view
S
2013-05-14 17:05:26.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
14.9%
view
S
2013-03-13 17:06:06.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
17.6%
view
B
2013-02-14 13:52:04.0
CAREER EDUCATION CORP
CECO
FMR LLC
10.014%
view
S
2013-02-08 16:18:37.0
CAREER EDUCATION CORP
CECO
BlackRock Inc
5.94%
view
B
2012-04-03 16:47:03.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
21.8%
view
S
2012-02-28 16:12:03.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
22.8%
view
B
2012-02-13 13:21:15.0
CAREER EDUCATION CORP
CECO
PRICE T ROWE ASSOCIATES INC
7.75%
view
S
2012-02-07 15:08:28.0
CAREER EDUCATION CORP
CECO
Independent Franchise Partners LLP
0.0%
view
B
2011-12-08 11:42:11.0
CAREER EDUCATION CORP
CECO
COLUMBIA WANGER ASSET MANAGEMENT LLC
5.03%
view
S
2011-02-24 16:23:25.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
20.6%
view
B
2011-02-10 17:53:58.0
CAREER EDUCATION CORP
CECO
JENNISON ASSOCIATES LLC
6.1%
view
S
2011-02-09 16:40:54.0
CAREER EDUCATION CORP
CECO
PRICE T ROWE ASSOCIATES INC
0.0%
view
B
2011-02-03 09:06:49.0
CAREER EDUCATION CORP
CECO
BlackRock Inc
6.68%
view
S
2010-05-07 16:30:40.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
n/a
view
B
2010-02-16 13:46:09.0
CAREER EDUCATION CORP
CECO
VIKING GLOBAL PERFORMANCE LLC
8.275%
view
B
2010-02-12 12:29:55.0
CAREER EDUCATION CORP
CECO
JENNISON ASSOCIATES LLC
8.1%
view
S
2009-11-09 11:27:24.0
CAREER EDUCATION CORP
CECO
RS INVESTMENT MANAGEMENT CO LLC
4.9%
view
S
2009-03-13 12:42:36.0
CAREER EDUCATION CORP
CECO
VIKING GLOBAL PERFORMANCE LLC
0.0%
view
B
2009-02-17 15:29:34.0
CAREER EDUCATION CORP
CECO
LEGG MASON CAPITAL MANAGEMENT INC
2.22%
view
S
2009-02-09 15:28:37.0
CAREER EDUCATION CORP
CECO
PRUDENTIAL FINANCIAL INC
7.0%
view
B
2008-11-19 16:05:11.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
10.0%
view
B
2008-04-16 16:55:31.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
16.8%
view
S
2008-02-14 16:15:24.0
CAREER EDUCATION CORP
CECO
HIGHFIELDS CAPITAL MANAGEMENT LP
6.4%
view
B
2008-02-14 16:03:40.0
CAREER EDUCATION CORP
CECO
MORGAN STANLEY
5.6%
view
B
2008-02-14 11:44:03.0
CAREER EDUCATION CORP
CECO
JENNISON ASSOCIATES LLC
11.6%
view
B
2008-02-11 11:37:07.0
CAREER EDUCATION CORP
CECO
JENNISON ASSOCIATES LLC
11.48%
view
B
2008-02-11 09:46:08.0
CAREER EDUCATION CORP
CECO
PRUDENTIAL FINANCIAL INC
7.4%
view
B
2008-01-22 14:11:16.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
12.7%
view
B
2007-11-23 12:01:26.0
CAREER EDUCATION CORP
CECO
HIGHFIELDS CAPITAL MANAGEMENT LP
5.2%
view
B
2007-08-17 09:55:06.0
CAREER EDUCATION CORP
CECO
BLUM CAPITAL PARTNERS LP
11.3%
view
S
2007-08-10 17:13:25.0
CAREER EDUCATION CORP
CECO
ARIEL CAPITAL MANAGEMENT LLC
0.6%
view
S
2007-06-11 16:31:28.0
CAREER EDUCATION CORP
CECO
ARIEL CAPITAL MANAGEMENT LLC
11.6%
view
B
2007-02-14 16:24:40.0
CAREER EDUCATION CORP
CECO
ARIEL CAPITAL MANAGEMENT LLC
19.76%
view
B
2007-02-13 15:53:22.0
CAREER EDUCATION CORP
CECO
ZIFF ASSET MANAGEMENT LP
99.92%
view
B
2007-02-09 14:30:47.0
CAREER EDUCATION CORP
CECO
PRUDENTIAL FINANCIAL INC
8.3%
view
B
2006-12-21 16:57:35.0
CAREER EDUCATION CORP
CECO
ARIEL CAPITAL MANAGEMENT LLC
19.08%
view
S
2006-02-15 00:00:00.0
CAREER EDUCATION CORP
CECO
VIKING GLOBAL PERFORMANCE LLC
0.0%
view
B
2006-02-14 00:00:00.0
CAREER EDUCATION CORP
CECO
ARIEL CAPITAL MANAGEMENT LLC
13.365%
view
S
2006-02-13 00:00:00.0
CAREER EDUCATION CORP
CECO
TEACHERS ADVISORS INC
0.83%
view
B
2006-01-26 00:00:00.0
CAREER EDUCATION CORP
CECO
BARCLAYS PLC
0.0%
view
B
2005-11-10 00:00:00.0
CAREER EDUCATION CORP
CECO
ARIEL CAPITAL MANAGEMENT LLC
10.05%
view
S
2005-02-15 00:00:00.0
CAREER EDUCATION CORP
CECO
FMR CORP
n/a
view
B
2005-02-11 00:00:00.0
CAREER EDUCATION CORP
CECO
PUTNAM LLC
4.96%
view
S
2005-02-10 00:00:00.0
CAREER EDUCATION CORP
CECO
MELLON FINANCIAL CORP
6.9%
view
S
2005-02-01 00:00:00.0
CAREER EDUCATION CORP
CECO
MASSACHUSETTS FINANCIAL SERVICES CO
3.0%
view
B
2004-10-19 00:00:00.0
CAREER EDUCATION CORP
CECO
ZIFF ASSET MANAGEMENT LP
5.3%
view
B
2004-07-12 00:00:00.0
CAREER EDUCATION CORP
CECO
FMR CORP
n/a
view
B
2004-02-13 00:00:00.0
CAREER EDUCATION CORP
CECO
PUTNAM LLC
6.34%
view
S
2004-02-10 00:00:00.0
CAREER EDUCATION CORP
CECO
AXA FINANCIAL INC
12.0%
view
B
2003-02-14 00:00:00.0
CAREER EDUCATION CORP
CECO
PUTNAM LLC
12.0%
view
B
2003-02-13 00:00:00.0
CAREER EDUCATION CORP
CECO
PILGRIM BAXTER & ASSOCIATES LTD
6.5%
view
B
2002-02-14 00:00:00.0
CAREER EDUCATION CORP
CECO
SELIGMAN J & W & CO INC
6.67%
view
B
2002-02-14 00:00:00.0
CAREER EDUCATION CORP
CECO
PILGRIM BAXTER & ASSOCIATES LTD
5.67%
view
B
2002-02-13 00:00:00.0
CAREER EDUCATION CORP
CECO
AXA FINANCIAL INC
5.2%
view
B
2001-11-08 00:00:00.0
CAREER EDUCATION CORP
CECO
MANDEL STEPHEN F JR
5.4%
view
S
2001-10-09 00:00:00.0
CAREER EDUCATION CORP
CECO
BAMCO INC
4.7%
view
S
2001-04-04 00:00:00.0
CAREER EDUCATION CORP
CECO
HELLER FINANCIAL INC
5.9%
view
S
2001-02-16 00:00:00.0
CAREER EDUCATION CORP
CECO
BANK OF AMERICA CORP
5.0%
view
B
2000-12-28 00:00:00.0
CAREER EDUCATION CORP
CECO
HELLER FINANCIAL INC
13.0%
view
S
2000-05-16 00:00:00.0
CAREER EDUCATION CORP
CECO
HELLER FINANCIAL INC
13.0%
view
B
2000-02-15 00:00:00.0
CAREER EDUCATION CORP
CECO
BANK OF AMERICA CORP
6.07%
view
B
2000-01-07 00:00:00.0
CAREER EDUCATION CORP
CECO
BAMCO INC
11.9%
view
B
1999-04-01 00:00:00.0
CAREER EDUCATION CORP
CECO
HELLER FINANCIAL INC
12.0%
view
B
1999-02-01 00:00:00.0
CAREER EDUCATION CORP
CECO
NATIONSBANK CORP
5.33%
view
B
1999-01-22 00:00:00.0
CAREER EDUCATION CORP
CECO
HELLER FINANCIAL INC
36.0%
view
* Institutions do not report transaction buy/sell types directly. To help members better understand the transactions, this column is filled by InsiderCow's best-effort interpretations.