Martha Goldberg Aronson

CIK 1429832 · View on SEC EDGAR ↗

Insider

First SEC filing: April 21, 2016 · Latest: April 21, 2016

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Insider at

Insider transactions

1 buys (P) 0 sells (S) Net: $120,880 + 55 non-open-market transactions below Avg return of open purchases vs now: 48.6% 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

55 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 6, 2026 MMSI P 2,000 $60.44 $120,880 49,792 Direct +4.18% Acquired 48.6% (price as of 2026-08-21)
May 6, 2024 CNMD P 2,000 $70.98 $141,960 2,000 Indirect — Acquired -28.1% (price as of 2026-08-21)
June 17, 2015 ECL S 1,000 $115.00 $115,000 2,292 Direct -30.38% Disposed 144.2% (price as of 2026-08-21)

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 3, 2025 CNMD RSUs (Restricted Stock Units) Common Stock (479) $0.00 June 3, 2034 479 Disposed
June 2, 2025 CNMD RSUs (Restricted Stock Units) Common Stock (668) $0.00 June 2, 2035 668 Acquired
June 2, 2025 CNMD Options To Purchase Common Stock Common Stock (8,061) $55.38 June 2, 2035 8,061 Acquired
June 3, 2024 CNMD Rsus (restricted Stock Units) Common Stock (479) $0.00 June 3, 2034 479 Acquired
June 3, 2024 CNMD Options To Purchase Common Stock Common Stock (5,503) $77.18 June 3, 2034 5,503 Acquired
May 31, 2024 CNMD Rsus (restricted Stock Units) Common Stock (302) $0.00 June 1, 2033 302 Disposed
June 1, 2023 CNMD Options To Purchase Common Stock Common Stock (2,826) $123.79 June 1, 2033 2,826 Acquired
June 1, 2023 CNMD Rsus (restricted Stock Units) Common Stock (302) $0.00 June 1, 2033 302 Acquired
June 1, 2023 CNMD Rsus (restricted Stock Units) Common Stock (335) $0.00 June 1, 2032 335 Disposed
June 1, 2022 CNMD Rsus (restricted Stock Units) Common Stock (812) $0.00 June 1, 2031 812 Disposed
June 1, 2022 CNMD Options To Purchase Common Stock Common Stock (3,453) $111.79 June 1, 2032 3,453 Acquired
June 1, 2022 CNMD Rsus (restricted Stock Units) Common Stock (335) $0.00 June 1, 2032 335 Acquired
June 1, 2021 CNMD Options To Purchase Common Stock Common Stock (865) $138.45 June 1, 2031 865 Acquired
June 1, 2021 CNMD Rsus (restricted Stock Units) Common Stock (812) $0.00 June 1, 2031 812 Acquired
June 1, 2021 CNMD Rsus (restricted Stock Units) Common Stock (1,521) $0.00 June 1, 2030 1,521 Disposed
June 1, 2020 CNMD Options To Purchase Common Stock Common Stock (1,843) $73.94 June 1, 2030 1,843 Acquired
June 1, 2020 CNMD Rsus (restricted Stock Units) Common Stock (1,521) $0.00 June 1, 2030 1,521 Acquired
June 1, 2020 CNMD Rsus (restricted Stock Units) Common Stock (1,407) $0.00 June 3, 2029 1,407 Disposed
June 3, 2019 CNMD Options To Purchase Common Stock Common Stock (2,165) $79.94 June 3, 2029 2,165 Acquired
June 3, 2019 CNMD Rsus (restricted Stock Units) Common Stock (1,407) $0.00 June 3, 2029 1,407 Acquired
May 31, 2019 CNMD Rsus (restricted Stock Units) Common Stock (1,629) $0.00 June 1, 2028 1,629 Disposed
June 1, 2018 CNMD Options To Purchase Common Stock Common Stock (2,549) $69.03 June 1, 2028 2,549 Acquired
June 1, 2018 CNMD Rsus (restricted Stock Units) Common Stock (1,629) $0.00 June 1, 2028 1,629 Acquired
June 1, 2018 CNMD Rsus (restricted Stock Units) Common Stock (2,167) $0.00 June 1, 2027 2,167 Disposed
June 1, 2017 CNMD Options To Purchase Common Stock Common Stock (3,669) $51.90 June 1, 2027 3,669 Acquired
June 1, 2017 CNMD Rsus (restricted Stock Units) Common Stock (2,167) $0.00 June 1, 2027 2,167 Acquired
June 1, 2017 CNMD Rsus (restricted Stock Units) Common Stock (2,739) $0.00 June 1, 2026 2,739 Disposed
Feb. 23, 2017 CNMD Rsus (restricted Stock Units) Common Stock (1,000) $0.00 Feb. 23, 2026 1,000 Disposed
June 1, 2016 CNMD Rsus (restricted Stock Units) Common Stock (2,739) $0.00 June 1, 2026 2,739 Acquired
June 1, 2016 CNMD Options To Purchase Common Stock Common Stock (5,396) $41.06 June 1, 2026 5,396 Acquired
Feb. 23, 2016 CNMD Rsus (restricted Stock Units) Common Stock (1,000) $0.00 Feb. 23, 2026 1,000 Acquired
Aug. 1, 2015 ECL Restricted Stock Units Common Stock (2,480) — — 2,480 Disposed
Dec. 3, 2014 ECL Employee Stock Option (Right to Buy) Common Stock (12,235) $107.68 Dec. 3, 2024 12,235 Acquired
Aug. 1, 2014 ECL Restricted Stock Units Common Stock (2,480) — — 2,480 Disposed

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

Initial ownership (Form 3) 8 holdings

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

Date Ticker Security Shares Ownership
April 21, 2016 MEI Common Stock 0 Direct
Feb. 24, 2016 CNMD Common Stock 0 Direct
May 16, 2014 ECL Common Stock 1,646 Direct
May 16, 2014 ECL Common Stock 4,000 Indirect
May 16, 2014 ECL Restricted Stock Units→ Common Stock (4,960) 4,960 Direct
May 16, 2014 ECL Employee Stock Option (Right to Buy)→ Common Stock (31,000) 31,000 Direct
May 16, 2014 ECL Employee Stock Option (Right to Buy)→ Common Stock (19,600) 19,600 Direct
May 16, 2014 ECL Employee Stock Option (Right to Buy)→ Common Stock (13,990) 13,990 Direct