David M Bronson
CIK 1183762 · View on SEC EDGAR ↗
Insider
First SEC filing: July 7, 2015 · Latest: July 7, 2015
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 45 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
45 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 13, 2024 | CNMD | P | 1,350 | $72.09 | $97,322 | 16,460 Direct | +8.93% | Acquired | -28.3% (price as of 2026-08-20) |
| Dec. 11, 2015 | CNMD | P | 1,500 | $41.01 | $61,515 | 1,500 Direct | — | Acquired | 26.1% (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 2, 2026 | CNMD | RSUs (Restricted Stock Units) | Common Stock (668) | $0.00 | June 2, 2035 | 668 | Disposed |
| June 1, 2026 | CNMD | RSUs (Restricted Stock Units) | Common Stock (5,772) | $0.00 | June 1, 2036 | 5,772 | Acquired |
| 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 (335) | $0.00 | June 1, 2032 | 335 | Acquired |
| 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 (812) | $0.00 | June 1, 2031 | 812 | Disposed |
| 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 |
| June 1, 2016 | CNMD | Rsus (restricted Stock Units) | Common Stock (3,000) | $0.00 | July 1, 2025 | 3,000 | Disposed |
| June 1, 2016 | CNMD | Options To Purchase Common Stock | Common Stock (5,396) | $41.06 | June 1, 2026 | 5,396 | Acquired |
| June 1, 2016 | CNMD | Rsus (restricted Stock Units) | Common Stock (2,739) | $0.00 | June 1, 2026 | 2,739 | Acquired |
| July 1, 2015 | CNMD | SARs (Stock Appreciation Rights) | Common Stock (1,000) | $58.74 | July 1, 2015 | 1,000 | Acquired |
| July 1, 2015 | CNMD | RSUs (Restricted Stock Units) | Common Stock (3,000) | $0.00 | July 1, 2025 | 3,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 7, 2015 | CNMD | Common Stock | 0 | Direct |