John Webster Nurkin

CIK 1653219 · View on SEC EDGAR ↗

Insider

First SEC filing: Sept. 29, 2015 · Latest: Sept. 29, 2015

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 86 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

86 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
June 1, 2023 SPXC S 10b5-1 6,492 $76.56 $497,028 92,837 Direct -6.54% Disposed 168.7% (price as of 2026-08-20)
June 1, 2023 SPXC S 10b5-1 4,641 $76.98 $357,264 88,196 Direct -5.00% Disposed 167.2% (price as of 2026-08-20)
April 3, 2023 SPXC S 10b5-1 1,830 $70.94 $129,820 97,497 Direct -1.84% Disposed 190.0% (price as of 2026-08-20)
April 3, 2023 SPXC S 10b5-1 8,901 $71.52 $636,600 88,596 Direct -9.13% Disposed 187.6% (price as of 2026-08-20)
April 3, 2023 SPXC S 10b5-1 400 $72.50 $29,000 88,196 Direct -0.45% Disposed 183.7% (price as of 2026-08-20)
Feb. 1, 2023 SPXC S 10b5-1 7,757 $74.90 $580,999 82,358 Direct -8.61% Disposed 174.6% (price as of 2026-08-20)
Feb. 1, 2023 SPXC S 10b5-1 3,374 $74.89 $252,679 78,984 Direct -4.10% Disposed 174.7% (price as of 2026-08-20)
Dec. 1, 2022 SPXC S 10b5-1 8,972 $66.65 $597,984 81,143 Direct -9.96% Disposed 208.6% (price as of 2026-08-20)
Dec. 1, 2022 SPXC S 10b5-1 2,159 $67.41 $145,538 78,984 Direct -2.66% Disposed 205.2% (price as of 2026-08-20)
July 21, 2020 SPXC S 10b5-1 18,408 $42.18 $776,449 68,373 Direct -21.21% Disposed 387.7% (price as of 2026-08-20)
May 27, 2020 SPXC S 10b5-1 16,508 $40.81 $673,691 68,373 Direct -19.45% Disposed 404.1% (price as of 2026-08-20)
May 26, 2020 SPXC S 10b5-1 1,900 $40.06 $76,114 68,373 Direct -2.70% Disposed 413.5% (price as of 2026-08-20)
March 3, 2020 SPXC S 10b5-1 18,408 $44.29 $815,290 68,373 Direct -21.21% Disposed 364.5% (price as of 2026-08-20)
Nov. 9, 2018 SPXC S 16,800 $29.08 $488,544 54,790 Direct -23.47% Disposed 607.4% (price as of 2026-08-20)

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
June 1, 2023 SPXC Employee stock option to purchase common stock Common Stock (3,376) $27.40 March 1, 2027 3,376 Disposed
June 1, 2023 SPXC Employee stock option to purchase common stock Common Stock (7,757) $12.85 March 2, 2026 7,757 Disposed
April 3, 2023 SPXC Employee stock option to purchase common stock Common Stock (3,374) $27.40 March 1, 2027 3,374 Disposed
April 3, 2023 SPXC Employee stock option to purchase common stock Common Stock (7,757) $12.85 March 2, 2026 7,757 Disposed
March 1, 2023 SPXC Employee stock option to purchase common stock Common Stock (5,671) $71.93 March 1, 2033 5,671 Acquired
Feb. 1, 2023 SPXC Employee stock option to purchase common stock Common Stock (3,374) $27.40 March 1, 2027 3,374 Disposed
Feb. 1, 2023 SPXC Employee stock option to purchase common stock Common Stock (7,757) $12.85 March 2, 2026 7,757 Disposed
Dec. 1, 2022 SPXC Employee stock option to purchase common stock Common Stock (7,757) $12.85 March 2, 2026 7,757 Disposed
Dec. 1, 2022 SPXC Employee stock option to purchase common stock Common Stock (3,374) $27.40 March 1, 2027 3,374 Disposed
March 1, 2022 SPXC Employee stock option to purchase common stock Common Stock (6,789) $48.97 March 1, 2032 6,789 Acquired
March 1, 2021 SPXC Employee stock option to purchase common stock Common Stock (6,365) $58.34 March 1, 2031 6,365 Acquired
July 21, 2020 SPXC Employee stock option to purchase common stock Common Stock (18,408) $12.36 Oct. 13, 2025 18,408 Disposed
May 27, 2020 SPXC Employee stock option to purchase common stock Common Stock (16,508) $12.36 Oct. 13, 2025 16,508 Disposed
May 26, 2020 SPXC Employee stock option to purchase common stock Common Stock (1,900) $12.36 Oct. 13, 2025 1,900 Disposed
March 3, 2020 SPXC Employee stock option to purchase common stock Common Stock (18,408) $12.36 Oct. 13, 2025 18,408 Disposed
Feb. 20, 2020 SPXC Employee stock option to purchase common stock Common Stock (7,527) $50.09 Feb. 20, 2030 7,527 Acquired
Feb. 21, 2019 SPXC Employee stock option to purchase common stock Common Stock (11,189) $36.51 Feb. 21, 2029 11,189 Acquired
Feb. 22, 2018 SPXC Employee stock option to purchase common stock Common Stock (11,778) $32.69 Feb. 22, 2028 11,778 Acquired
March 1, 2017 SPXC Employee stock option to purchase common stock Common Stock (13,498) $27.40 March 1, 2027 13,498 Acquired
March 2, 2016 SPXC Employee stock option to purchase common stock Common Stock (31,028) $12.85 March 2, 2026 31,028 Acquired
Oct. 13, 2015 SPXC Employee stock option to purchase common stock Common Stock (55,224) $12.36 Oct. 13, 2025 55,224 Acquired

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

Initial ownership (Form 3) 2 holdings

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

Date Ticker Security Shares Ownership
Sept. 29, 2015 SPXC Common Stock 14,806 Direct
Sept. 29, 2015 SPXC Common Stock 1,955 Indirect

Compensation (DEF 14A)

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

SPXC

General Counsel
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2020 $391,921 $62,825 $403,084 $130,970 $213,587 — $30,542 $1,232,929
2019 $379,482 — $499,350 $148,926 $461,545 — $21,918 $1,511,221
2018 $366,253 — $281,164 $137,331 $366,681 — $43,735 $1,195,164

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