GROOS MICHAEL

CIK 1018634 · View on SEC EDGAR ↗

Insider

First SEC filing: June 8, 2009 · Latest: June 8, 2009

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 16 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

16 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 5, 2009 NDSN S 7,350 $42.65 $313,478 10,999 Direct -40.06% Disposed 1330.3% (price as of 2026-08-19)
Jan. 14, 2009 NDSN S 4,500 $31.82 $143,190 18,237 Direct -19.79% Disposed 1817.1% (price as of 2026-08-19)
May 30, 2008 NDSN S 100 $71.60 $7,160 21,343 Direct -0.47% Disposed 752.0% (price as of 2026-08-19)
May 30, 2008 NDSN S 1,400 $71.61 $100,254 21,443 Direct -6.13% Disposed 751.9% (price as of 2026-08-19)
May 30, 2008 NDSN S 400 $71.62 $28,648 22,843 Direct -1.72% Disposed 751.7% (price as of 2026-08-19)
May 30, 2008 NDSN S 500 $71.63 $35,815 23,243 Direct -2.11% Disposed 751.6% (price as of 2026-08-19)
May 30, 2008 NDSN S 200 $71.64 $14,328 23,743 Direct -0.84% Disposed 751.5% (price as of 2026-08-19)
May 30, 2008 NDSN S 200 $71.65 $14,330 23,943 Direct -0.83% Disposed 751.4% (price as of 2026-08-19)
May 30, 2008 NDSN S 300 $71.67 $21,501 24,143 Direct -1.23% Disposed 751.2% (price as of 2026-08-19)
May 30, 2008 NDSN S 662 $71.68 $47,452 24,443 Direct -2.64% Disposed 751.0% (price as of 2026-08-19)
May 30, 2008 NDSN S 100 $71.69 $7,169 25,105 Direct -0.40% Disposed 750.9% (price as of 2026-08-19)
May 30, 2008 NDSN S 1,401 $71.70 $100,452 25,205 Direct -5.27% Disposed 750.8% (price as of 2026-08-19)
May 30, 2008 NDSN S 700 $71.71 $50,197 26,606 Direct -2.56% Disposed 750.7% (price as of 2026-08-19)
May 30, 2008 NDSN S 700 $71.72 $50,204 27,306 Direct -2.50% Disposed 750.6% (price as of 2026-08-19)
May 30, 2008 NDSN S 300 $71.73 $21,519 28,006 Direct -1.06% Disposed 750.4% (price as of 2026-08-19)
May 30, 2008 NDSN S 300 $71.74 $21,522 28,306 Direct -1.05% Disposed 750.3% (price as of 2026-08-19)
May 30, 2008 NDSN S 300 $71.75 $21,525 28,606 Direct -1.04% Disposed 750.2% (price as of 2026-08-19)
May 30, 2008 NDSN S 400 $71.76 $28,704 28,906 Direct -1.36% Disposed 750.1% (price as of 2026-08-19)
May 30, 2008 NDSN S 500 $71.77 $35,885 29,306 Direct -1.68% Disposed 750.0% (price as of 2026-08-19)
May 30, 2008 NDSN S 100 $71.78 $7,178 29,806 Direct -0.33% Disposed 749.8% (price as of 2026-08-19)
May 30, 2008 NDSN S 500 $71.79 $35,895 29,906 Direct -1.64% Disposed 749.7% (price as of 2026-08-19)
May 30, 2008 NDSN S 100 $71.80 $7,180 30,406 Direct -0.33% Disposed 749.6% (price as of 2026-08-19)
May 30, 2008 NDSN S 200 $71.83 $14,366 30,506 Direct -0.65% Disposed 749.3% (price as of 2026-08-19)
May 30, 2008 NDSN S 147 $71.84 $10,560 30,706 Direct -0.48% Disposed 749.1% (price as of 2026-08-19)
May 30, 2008 NDSN S 400 $71.87 $28,748 30,853 Direct -1.28% Disposed 748.8% (price as of 2026-08-19)
May 30, 2008 NDSN S 300 $71.88 $21,564 31,253 Direct -0.95% Disposed 748.7% (price as of 2026-08-19)
May 30, 2008 NDSN S 500 $71.89 $35,945 31,553 Direct -1.56% Disposed 748.5% (price as of 2026-08-19)
May 30, 2008 NDSN S 100 $71.93 $7,193 32,053 Direct -0.31% Disposed 748.1% (price as of 2026-08-19)
May 30, 2008 NDSN S 122 $71.41 $8,712 13,497 Direct -0.90% Disposed 754.3% (price as of 2026-08-19)
May 30, 2008 NDSN S 200 $71.42 $14,284 13,619 Direct -1.45% Disposed 754.1% (price as of 2026-08-19)
May 30, 2008 NDSN S 200 $71.43 $14,286 13,819 Direct -1.43% Disposed 754.0% (price as of 2026-08-19)
May 30, 2008 NDSN S 400 $71.45 $28,580 14,019 Direct -2.77% Disposed 753.8% (price as of 2026-08-19)
May 30, 2008 NDSN S 300 $71.47 $21,441 14,419 Direct -2.04% Disposed 753.5% (price as of 2026-08-19)
May 30, 2008 NDSN S 200 $71.50 $14,300 14,719 Direct -1.34% Disposed 753.2% (price as of 2026-08-19)
May 30, 2008 NDSN S 1,000 $71.51 $71,510 14,919 Direct -6.28% Disposed 753.1% (price as of 2026-08-19)
May 30, 2008 NDSN S 700 $71.52 $50,064 15,919 Direct -4.21% Disposed 752.9% (price as of 2026-08-19)
May 30, 2008 NDSN S 1,910 $71.54 $136,641 16,619 Direct -10.31% Disposed 752.7% (price as of 2026-08-19)
May 30, 2008 NDSN S 1,196 $71.55 $85,574 18,529 Direct -6.06% Disposed 752.6% (price as of 2026-08-19)
May 30, 2008 NDSN S 218 $71.57 $15,602 19,725 Direct -1.09% Disposed 752.3% (price as of 2026-08-19)
May 30, 2008 NDSN S 600 $71.58 $42,948 19,943 Direct -2.92% Disposed 752.2% (price as of 2026-08-19)
May 30, 2008 NDSN S 800 $71.59 $57,272 20,543 Direct -3.75% Disposed 752.1% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.13 $4,813 4,486 Direct -2.18% Disposed 1167.4% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.14 $4,814 7,886 Direct -1.25% Disposed 1167.2% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 200 $48.15 $9,630 7,986 Direct -2.44% Disposed 1166.9% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.17 $4,817 8,186 Direct -1.21% Disposed 1166.4% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 300 $48.18 $14,454 8,286 Direct -3.49% Disposed 1166.1% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 400 $48.41 $19,364 8,586 Direct -4.45% Disposed 1160.1% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 800 $48.44 $38,752 8,986 Direct -8.17% Disposed 1159.3% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 2,100 $48.42 $101,682 9,786 Direct -17.67% Disposed 1159.9% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 500 $48.43 $24,215 11,886 Direct -4.04% Disposed 1159.6% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 4,585 $48.47 $222,235 12,386 Direct -27.02% Disposed 1158.6% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 2,000 $48.50 $97,000 16,971 Direct -10.54% Disposed 1157.8% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 1,632 $48.55 $79,234 18,971 Direct -7.92% Disposed 1156.5% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.56 $4,856 20,603 Direct -0.48% Disposed 1156.2% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.61 $4,861 20,703 Direct -0.48% Disposed 1154.9% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 400 $48.67 $19,468 20,803 Direct -1.89% Disposed 1153.4% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 300 $48.68 $14,604 21,203 Direct -1.40% Disposed 1153.1% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.73 $4,873 21,503 Direct -0.46% Disposed 1151.8% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 400 $48.77 $19,508 21,603 Direct -1.82% Disposed 1150.8% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 815 $48.75 $39,731 22,003 Direct -3.57% Disposed 1151.3% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 400 $48.80 $19,520 22,818 Direct -1.72% Disposed 1150.0% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 200 $48.81 $9,762 23,218 Direct -0.85% Disposed 1149.8% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.86 $4,886 23,418 Direct -0.43% Disposed 1148.5% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.89 $4,889 23,518 Direct -0.42% Disposed 1147.7% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 218 $48.92 $10,665 23,618 Direct -0.91% Disposed 1147.0% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.94 $4,894 23,836 Direct -0.42% Disposed 1146.5% (price as of 2026-08-19)
Dec. 22, 2006 NDSN S 100 $48.95 $4,895 23,936 Direct -0.42% Disposed 1146.2% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 300 $41.35 $12,405 24,023 Direct -1.23% Disposed 1375.3% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 100 $41.40 $4,140 24,323 Direct -0.41% Disposed 1373.5% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 100 $41.41 $4,141 24,423 Direct -0.41% Disposed 1373.1% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 100 $41.46 $4,146 24,523 Direct -0.41% Disposed 1371.3% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 700 $41.47 $29,029 24,623 Direct -2.76% Disposed 1371.0% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 200 $41.49 $8,298 25,323 Direct -0.78% Disposed 1370.3% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 100 $41.56 $4,156 25,523 Direct -0.39% Disposed 1367.8% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 100 $41.57 $4,157 25,623 Direct -0.39% Disposed 1367.5% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 300 $41.58 $12,474 25,723 Direct -1.15% Disposed 1367.1% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 100 $41.59 $4,159 26,023 Direct -0.38% Disposed 1366.7% (price as of 2026-08-19)
Dec. 19, 2005 NDSN S 100 $41.60 $4,160 26,123 Direct -0.38% Disposed 1366.4% (price as of 2026-08-19)
Dec. 16, 2005 NDSN S 93 $40.95 $3,808 11,600 Direct -0.80% Disposed 1389.7% (price as of 2026-08-19)
Dec. 16, 2005 NDSN S 100 $40.96 $4,096 11,693 Direct -0.85% Disposed 1389.3% (price as of 2026-08-19)
Dec. 16, 2005 NDSN S 46 $41.00 $1,886 11,793 Direct -0.39% Disposed 1387.9% (price as of 2026-08-19)
Dec. 16, 2005 NDSN S 800 $41.14 $32,912 11,839 Direct -6.33% Disposed 1382.8% (price as of 2026-08-19)
Dec. 16, 2005 NDSN S 402 $41.17 $16,550 12,639 Direct -3.08% Disposed 1381.7% (price as of 2026-08-19)
Dec. 16, 2005 NDSN S 100 $41.30 $4,130 13,041 Direct -0.76% Disposed 1377.0% (price as of 2026-08-19)

Showing latest 100 of 219 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Dec. 4, 2008 NDSN Employee Stock Option (Right to Buy) Common Shares (19,000) $28.74 Dec. 4, 2018 19,000 Acquired
May 30, 2008 NDSN Employee Stock Option (right to buy) COMMON SHARES (3,400) $48.77 Nov. 22, 2016 3,400 Disposed
May 30, 2008 NDSN Employee Stock Option (right to buy) COMMON SHARES (8,000) $38.99 Nov. 14, 2015 8,000 Disposed
May 30, 2008 NDSN Employee Stock Option (right to buy) COMMON SHARES (8,812) $37.16 Nov. 9, 2014 8,812 Disposed
May 30, 2008 NDSN Employee Stock Option (right to buy) COMMON SHARES (4,000) $27.71 Nov. 3, 2013 4,000 Disposed
Dec. 5, 2007 NDSN Employee Stock Option (right to buy) COMMON SHARES (11,700) $52.91 Dec. 5, 2017 11,700 Acquired
Dec. 22, 2006 NDSN Employee Stock Option (right to buy) COMMON SHARES (4,000) $27.71 Nov. 3, 2013 4,000 Disposed
Dec. 22, 2006 NDSN Employee Stock Option (right to buy) COMMON SHARES (8,000) $27.78 Dec. 9, 2012 8,000 Disposed
Nov. 22, 2006 NDSN Employee Stock Option (right to buy) COMMON SHARES (13,600) $48.77 Nov. 22, 2016 13,600 Acquired
Dec. 19, 2005 NDSN Employee Stock Option (right to buy) COMMON SHARES (8,000) $27.71 Nov. 3, 2013 8,000 Disposed
Dec. 19, 2005 NDSN Employee Stock Option (right to buy) COMMON SHARES (8,000) $27.78 Dec. 9, 2012 8,000 Disposed
Dec. 16, 2005 NDSN Employee Stock Option (right to buy) COMMON SHARES (20,000) $23.07 Nov. 5, 2011 20,000 Disposed
Dec. 16, 2005 NDSN Employee Stock Option (right to buy) COMMON SHARES (40,000) $28.50 Nov. 6, 2010 40,000 Disposed
Nov. 14, 2005 NDSN Employee Stock Option (right to buy) COMMON SHARES (16,000) $38.99 Nov. 14, 2015 16,000 Acquired
Dec. 16, 2004 NDSN Employee Stock Option (righ to buy) COMMON SHARES (756) $30.00 Jan. 3, 2005 756 Disposed
Nov. 9, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (11,750) $37.16 Nov. 9, 2014 1 Acquired
June 29, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (20,000) $23.07 Nov. 5, 2011 20,000 Disposed
June 29, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (9,191) $22.16 Nov. 1, 2009 9,191 Disposed
June 28, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (9,722) $22.16 Nov. 1, 2009 9,722 Disposed
June 28, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (25,087) $22.16 Nov. 1, 2009 25,087 Disposed
June 23, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (11,500) $22.41 Nov. 2, 2008 11,500 Disposed
June 22, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (20,969) $22.41 Nov. 2, 2008 20,969 Disposed
June 21, 2004 NDSN Employee Stock Option (right to buy) COMMON SHARES (17,531) $22.41 Nov. 2, 2008 17,531 Disposed
Nov. 3, 2003 NDSN Employee Stock Option (right to buy) COMMON SHARES $27.71 Nov. 3, 2013 1 Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).