Richard W Zuidema

CIK 1298259 · View on SEC EDGAR ↗

Insider

First SEC filing: July 26, 2004 · Latest: July 26, 2004

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 75 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

75 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 1, 2015 ENS S 7,000 $66.93 $468,510 108,959 Direct -6.04% Disposed 185.7% (price as of 2026-08-21)
May 20, 2014 ENS S 0 $65.00 — 95,776 Direct 0.00% Disposed 194.2% (price as of 2026-08-21)
May 20, 2014 ENS S 1 $65.24 $65 95,776 Direct 0.00% Disposed 193.1% (price as of 2026-08-21)
April 1, 2014 ENS S 10b5-1 7,782 $69.87 $543,728 80,969 Direct -8.77% Disposed 173.7% (price as of 2026-08-21)
March 31, 2014 ENS S 10b5-1 6,218 $69.55 $432,462 88,751 Direct -6.55% Disposed 174.9% (price as of 2026-08-21)
March 4, 2013 ENS S 7,476 $40.40 $302,030 82,013 Direct -8.35% Disposed 373.3% (price as of 2026-08-21)
March 1, 2013 ENS S 6,180 $40.53 $250,475 89,489 Direct -6.46% Disposed 371.8% (price as of 2026-08-21)
Feb. 28, 2013 ENS S 6,344 $41.07 $260,548 95,669 Direct -6.22% Disposed 365.6% (price as of 2026-08-21)
Sept. 4, 2012 ENS S 34,895 $39.10 $1,364,394 102,013 Direct -25.49% Disposed 389.0% (price as of 2026-08-21)
Sept. 4, 2012 ENS S 17,818 $38.74 $690,269 102,013 Direct -14.87% Disposed 393.6% (price as of 2026-08-21)
Aug. 14, 2012 ENS S 30,224 $37.40 $1,130,378 102,013 Direct -22.86% Disposed 411.3% (price as of 2026-08-21)
Aug. 9, 2012 ENS S 10b5-1 1,200 $38.54 $46,248 102,013 Direct -1.16% Disposed 396.1% (price as of 2026-08-21)
Aug. 9, 2012 ENS S 10b5-1 14,700 $37.92 $557,424 103,213 Direct -12.47% Disposed 404.2% (price as of 2026-08-21)
Aug. 9, 2012 ENS S 10b5-1 1,300 $36.92 $47,996 117,913 Direct -1.09% Disposed 417.9% (price as of 2026-08-21)
Aug. 9, 2012 ENS S 10b5-1 200 $38.60 $7,720 102,013 Direct -0.20% Disposed 395.4% (price as of 2026-08-21)
Aug. 9, 2012 ENS S 10b5-1 3,200 $38.02 $121,664 102,213 Direct -3.04% Disposed 402.9% (price as of 2026-08-21)
Aug. 9, 2012 ENS S 10b5-1 1,000 $37.12 $37,120 105,413 Direct -0.94% Disposed 415.1% (price as of 2026-08-21)
July 19, 2012 ENS S 10b5-1 300 $36.23 $10,869 106,413 Direct -0.28% Disposed 427.8% (price as of 2026-08-21)
July 19, 2012 ENS S 10b5-1 600 $36.51 $21,906 106,413 Direct -0.56% Disposed 423.7% (price as of 2026-08-21)
July 5, 2012 ENS S 10b5-1 2,500 $36.20 $90,500 107,013 Direct -2.28% Disposed 428.2% (price as of 2026-08-21)
July 3, 2012 ENS S 10b5-1 700 $36.03 $25,221 107,013 Direct -0.65% Disposed 430.7% (price as of 2026-08-21)
March 26, 2012 ENS S 10b5-1 100 $36.00 $3,600 87,498 Direct -0.11% Disposed 431.1% (price as of 2026-08-21)
March 19, 2012 ENS S 10b5-1 13,095 $35.93 $470,503 87,598 Direct -13.00% Disposed 432.2% (price as of 2026-08-21)
Feb. 21, 2012 ENS S 200 $35.00 $7,000 100,693 Direct -0.20% Disposed 446.3% (price as of 2026-08-21)
Feb. 17, 2012 ENS S 905 $35.00 $31,675 100,893 Direct -0.89% Disposed 446.3% (price as of 2026-08-21)

Showing latest 100 of 279 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
May 12, 2015 ENS Stock Options Common Stock (15,662) $68.40 May 12, 2025 15,662 Acquired
May 12, 2014 ENS Stock Options Common Stock (11,716) $69.85 May 12, 2024 11,716 Acquired
May 12, 2014 ENS Stock Options Common Stock (10,249) $69.85 May 12, 2014 10,249 Acquired
Sept. 4, 2012 ENS Stock Options Common Stock (34,895) $30.19 May 21, 2018 34,895 Disposed
Sept. 4, 2012 ENS Stock Options Common Stock (17,818) $18.25 May 29, 2017 17,818 Disposed
Aug. 14, 2012 ENS Stock Options Common Stock (30,224) $16.20 May 18, 2019 30,224 Disposed
Aug. 9, 2012 ENS Stock Options Common Stock (17,200) $16.20 May 18, 2019 17,200 Disposed
July 19, 2012 ENS Stock Options Common Stock (300) $16.20 May 18, 2019 300 Disposed
July 5, 2012 ENS Stock Options Common Stock (2,500) $16.20 May 18, 2019 2,500 Disposed
Dec. 1, 2010 ENS Stock Options Common Stock (1,197) $21.91 March 22, 2012 1,197 Disposed
Dec. 1, 2010 ENS Stock Options Common Stock (64,760) $21.91 March 22, 2012 64,760 Disposed
Nov. 19, 2010 ENS Stock Options Common Stock (22,158) $16.24 Nov. 18, 2012 22,158 Disposed
Nov. 19, 2010 ENS Stock Options Common Stock (50,000) $10.82 March 22, 2012 50,000 Disposed
Nov. 10, 2010 ENS Stock Options Common Stock (19,310) $10.82 March 22, 2012 19,310 Disposed
Nov. 9, 2010 ENS Stock Options Common Stock (690) $10.82 March 22, 2012 690 Disposed
Nov. 5, 2010 ENS Stock Options Common Stock (540) $16.24 Nov. 18, 2012 540 Disposed
Nov. 4, 2010 ENS Stock Options Common Stock (9,460) $16.24 Nov. 18, 2012 9,460 Disposed
Oct. 26, 2010 ENS Stock Options Common Stock (12,600) $10.82 March 22, 2012 12,600 Disposed
Oct. 25, 2010 ENS Stock Options Common Stock (7,400) $10.82 March 22, 2012 7,400 Disposed
Oct. 13, 2010 ENS Stock Options Common Stock (9,500) $16.24 Nov. 18, 2012 9,500 Disposed
Oct. 8, 2010 ENS Stock Options Common Stock (500) $16.24 Nov. 18, 2012 500 Disposed
Oct. 8, 2010 ENS Stock Options Common Stock (500) $16.24 Nov. 18, 2012 500 Disposed
Oct. 7, 2010 ENS Stock Options Common Stock (1,003) $10.82 March 22, 2012 1,003 Disposed
Oct. 6, 2010 ENS Stock Options Common Stock (3,900) $10.82 March 22, 2012 3,900 Disposed
Oct. 5, 2010 ENS Stock Options Common Stock (15,097) $10.82 March 22, 2012 15,097 Disposed
May 17, 2010 ENS 3.375% Convertible Senior Notes Due 2038 Common Stock (7,389) — May 31, 2038 — Disposed
March 17, 2010 ENS Stock Options Common Stock (34,428) $21.91 Nov. 9, 2010 34,428 Disposed
March 11, 2010 ENS Stock Options Common Stock (24,600) $10.82 March 22, 2012 24,600 Disposed
March 10, 2010 ENS Stock Options Common Stock (5,400) $10.82 March 22, 2012 5,400 Disposed
Nov. 16, 2009 ENS Stock Options Common Stock (17,871) $10.82 March 22, 2012 17,871 Disposed
Oct. 21, 2009 ENS Stock Options Common Stock (1,429) $10.82 March 22, 2012 1,429 Disposed
Oct. 12, 2009 ENS Stock Options Common Stock (6,000) $10.82 March 22, 2012 6,000 Disposed
Oct. 9, 2009 ENS Stock Options Common Stock (4,700) $10.82 March 22, 2012 4,700 Disposed
Sept. 16, 2009 ENS Stock Options Common Stock (30,000) $10.82 March 22, 2012 30,000 Disposed
Aug. 6, 2009 ENS Stock Options Common Stock (33,400) $10.82 March 22, 2012 33,400 Disposed
Aug. 6, 2009 ENS Stock Options Common Stock (4,360) $10.82 March 22, 2012 4,360 Disposed
Aug. 6, 2009 ENS Stock Options Common Stock (3,657) $10.82 Nov. 9, 2010 3,657 Disposed
May 18, 2009 ENS Stock Options Common Stock (42,158) $16.24 Nov. 18, 2012 42,158 Acquired
May 18, 2009 ENS Stock Options Common Stock (50,224) $16.20 May 18, 2019 50,224 Acquired
March 3, 2009 ENS 3.375% Convertible Senior Notes due 2038 Common Stock — May 31, 2038 — Acquired
Oct. 27, 2008 ENS Stock Options Common Stock (9,200) $3.74 Nov. 9, 2008 9,200 Disposed
May 21, 2008 ENS Stock Options Common Stock (34,895) $30.19 May 21, 2018 34,895 Acquired
Feb. 8, 2008 ENS Stock Options Common Stock (25,000) $16.24 March 22, 2009 25,000 Disposed
Feb. 7, 2008 ENS Stock Options Common Stock (75,000) $16.24 March 22, 2009 75,000 Disposed
Nov. 19, 2007 ENS Stock Options Common Stock (27,886) $10.82 Nov. 9, 2010 27,886 Disposed
Nov. 16, 2007 ENS Stock Options Common Stock (92,214) $10.82 Nov. 9, 2010 92,214 Disposed
Nov. 15, 2007 ENS Stock Options Common Stock (4,900) $10.82 Nov. 9, 2010 4,900 Disposed
Nov. 8, 2007 ENS Stock Options Common Stock (25,000) $10.82 Nov. 9, 2010 25,000 Disposed
June 15, 2007 ENS Stock Options Common Stock (20,000) $16.24 Oct. 31, 2007 20,000 Disposed
June 5, 2007 ENS Stock Options Common Stock (15,492) $3.74 Nov. 9, 2008 15,492 Disposed
May 29, 2007 ENS Employee Stock Option (right to buy Common Stock (17,818) $18.25 May 29, 2017 17,818 Acquired
Feb. 23, 2007 ENS Stock Options Common Stock (19,874) $16.24 Nov. 9, 2008 19,874 Disposed
Oct. 26, 2006 ENS Stock Options Common Stock (80,000) $16.24 Oct. 31, 2007 80,000 Disposed

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

Initial ownership (Form 3) 12 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date Ticker Security Shares Ownership
July 26, 2004 ENS Common Stock 32,404 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (24,692) 24,692 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (153,657) 153,657 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (119,874) 119,874 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (34,428) 34,428 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (25,821) 25,821 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (190,208) 190,208 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (118,183) 118,183 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (52,765) 52,765 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (47,552) 47,552 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (23,975) 23,975 Direct
July 26, 2004 ENS Common Stock Option→ Common Stock (13,192) 13,192 Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

ENS

President and Secretary
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2016 — — — — — — — —
2015 — — — — — — — —
2014 — — — — — — — —

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.