







To find out why GuruFocus thinks data on insider trade are interesting, read
| Symbol | Company | Insider | Position | Date | Buy/Sell | Shares | Trade Price ($) | Cost ($1000) | Price Change Since Trade (%) |
Yield (%) | P/E | Market Cap ($M) | Details | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() | PRLB | Proto Labs Inc | Schneider Jacqueline D. | VP Sales & Customer Service | 2013-05-10 | Sell | 7,000 | $57.8 | 404.6 | -3.13 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Smith Brian K | Director | 2013-05-03 | Sell | 30,000 | $55.17 | 1655.1 | 1.49 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Cleveland Bradley A. | President and CEO (Click for the stocks that their CEOs have bought) | 2013-04-30 | Sell | 5,000 | $50.52 | 252.6 | 10.83 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Goodman John B | Director | 2013-05-01 | Sell | 2,000 | $50.6 | 101.2 | 10.65 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Smith Brian K | Director | 2013-05-02 | Sell | 64,000 | $50.5 | 3232 | 10.87 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KRANTZ DONALD G | COO | 2013-04-10 | Sell | 42,000 | $50.56 | 2123.5 | 10.74 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Cleveland Bradley A. | President and CEO | 2013-04-01 | Sell | 20,000 | $48.87 | 977.4 | 14.57 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Cleveland Bradley A. | President and CEO | 2013-03-20 | Sell | 500,000 | $45.87 | 22935 | 22.06 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KRANTZ DONALD G | COO | 2013-03-15 | Sell | 29,818 | $46.96 | 1400.3 | 19.23 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | LOFTUS MARGARET A | Director | 2013-03-06 | Sell | 10,000 | $48.07 | 480.7 | 16.48 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Cleveland Bradley A. | President and CEO | 2013-03-01 | Sell | 20,000 | $44.3 | 886 | 26.39 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Bolton Edward E. | Vice President, Culture | 2013-02-27 | Sell | 10,710 | $46.13 | 494.1 | 21.37 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Schneider Jacqueline D. | VP Sales & Customer Service | 2013-02-15 | Sell | 52,000 | $46.98 | 2443 | 19.18 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Smith Brian K | Director | 2013-02-19 | Sell | 10,000 | $48.04 | 480.4 | 16.55 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Tumelty John B. | Managing Dir.-Proto Labs, Ltd. | 2013-02-15 | Sell | 42,000 | $47.19 | 1982 | 18.65 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | JUDD JOHN R | CFO | 2013-02-15 | Sell | 1,250 | $48.16 | 60.2 | 16.26 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | LOFTUS MARGARET A | Director | 2013-02-15 | Sell | 10,000 | $47.12 | 471.2 | 18.82 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KRANTZ DONALD G | COO | 2013-02-01 | Sell | 10,000 | $41.03 | 410.3 | 36.46 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Goodman John B | Director | 2013-02-01 | Sell | 2,000 | $41.01 | 82 | 36.53 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Dietrick William M. | Vice President of Marketing | 2013-01-16 | Sell | 32,000 | $42.3 | 1353.6 | 32.36 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KRANTZ DONALD G | COO | 2013-01-02 | Sell | 15,000 | $39.64 | 594.6 | 41.25 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KRANTZ DONALD G | COO | 2012-12-19 | Sell | 10,000 | $38.07 | 380.7 | 47.07 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KRANTZ DONALD G | COO | 2012-12-03 | Sell | 5,000 | $36.45 | 182.3 | 53.61 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Dietrick William M. | Vice President of Marketing | 2012-11-27 | Sell | 4,000 | $36 | 144 | 55.53 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KRANTZ DONALD G | COO | 2012-11-26 | Sell | 2,490 | $35.06 | 87.3 | 59.7 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | LUKIS LAWRENCE J | Chairman & Chief Tchnlgy Offcr, 10% Owner | 2012-11-21 | Sell | 1,417,500 | $31 | 43942.5 | 80.61 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Smith Brian K | Director | 2012-11-21 | Sell | 100,000 | $31 | 3100 | 80.61 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | NBGE Manager, LLC | 10% Owner | 2012-11-21 | Sell | 1,417,500 | $31 | 43942.5 | 80.61 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | KINGSLEY DOUGLAS A | Director | 2012-11-21 | Sell | 1,417,500 | $31 | 43942.5 | 80.61 | 0.00 | 51.60 | 1392 | |
![]() | PRLB | Proto Labs Inc | Cleveland Bradley A. | President and CEO | 2012-11-21 | Sell | 300,000 | $31 | 9300 | 80.61 | 0.00 | 51.60 | 1392 |
| Guru Name | Portfolio Date* | Current Shares (?) | % of Total Assets (?) | Change from Last Holdings (?) | |
|---|---|---|---|---|---|
| Ron Baron | 2013-03-31 | 350,000 | 0.09% | -30% | |
| Bill Frels | 2013-03-31 | 30,500 | 0.03% | +51.93% | |
| Paul Tudor Jones | 2013-03-31 | 5,000 | 0.02% | New Buy | |
| Jim Simons | 2013-03-31 | 116,000 | 0.01% | +101.04% | |
| Chuck Royce | 2013-03-31 | 75,000 | 0.01% | ||
| RS Investment Management | 2013-03-31 | 0 | 0% | Sold Out | |
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