David C. Greenberg
Insider
First SEC filing: June 23, 2015 · Latest: June 23, 2015
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-297,934
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| May 13, 2026 | ICUI | M | 1,254 | · | · | 9,214 Direct | +15.75% | Acquired | (price as of 2026-10-06) |
| May 13, 2026 | ICUI | M | 1,254 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 13, 2026 | ICUI | A | 1,475 | · | · | 1,475 Direct | · | Acquired | (price as of 2026-10-06) |
| May 12, 2026 | ICUI | M | 2,424 | $101.06 | $244,969 | 10,384 Direct | +30.45% | Acquired | 56.0% (price as of 2026-10-06) |
| May 12, 2026 | ICUI | S | 2,424 | $122.91 | $297,934 | 7,960 Direct | -23.34% | Disposed | 28.3% (price as of 2026-10-06) |
| May 12, 2026 | ICUI | M | 2,424 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Aug. 27, 2025 | ICUI | P | 602 | $126.14 | $75,936 | 7,362 Direct | +8.91% | Acquired | 25.0% (price as of 2026-10-06) |
| Aug. 27, 2025 | ICUI | P | 598 | $126.69 | $75,761 | 7,960 Direct | +8.12% | Acquired | 24.4% (price as of 2026-10-06) |
| May 13, 2025 | ICUI | M | 1,723 | · | · | 6,760 Direct | +34.21% | Acquired | (price as of 2026-10-06) |
| May 13, 2025 | ICUI | M | 1,942 | $94.68 | $183,869 | 8,702 Direct | +28.73% | Acquired | 66.5% (price as of 2026-10-06) |
| May 13, 2025 | ICUI | S | 1,942 | $143.66 | $278,988 | 6,760 Direct | -22.32% | Disposed | 9.7% (price as of 2026-10-06) |
| May 13, 2025 | ICUI | M | 1,723 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 13, 2025 | ICUI | A | 1,254 | · | · | 1,254 Direct | · | Acquired | (price as of 2026-10-06) |
| May 13, 2025 | ICUI | M | 1,942 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| Nov. 27, 2024 | ICUI | M | 972 | $94.68 | $92,029 | 6,009 Direct | +19.30% | Acquired | 66.5% (price as of 2026-10-06) |
| Nov. 27, 2024 | ICUI | S | 972 | $158.11 | $153,683 | 5,037 Direct | -16.18% | Disposed | -0.3% (price as of 2026-10-06) |
| Nov. 27, 2024 | ICUI | M | 972 | · | · | 1,942 Direct | -33.36% | Disposed | (price as of 2026-10-06) |
| May 15, 2024 | ICUI | M | 948 | · | · | 5,037 Direct | +23.18% | Acquired | (price as of 2026-10-06) |
| May 15, 2024 | ICUI | M | 948 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 15, 2024 | ICUI | A | 1,723 | · | · | 1,723 Direct | · | Acquired | (price as of 2026-10-06) |
| May 17, 2023 | ICUI | M | 485 | · | · | 4,089 Direct | +13.46% | Acquired | (price as of 2026-10-06) |
| May 17, 2023 | ICUI | M | 485 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 17, 2023 | ICUI | A | 948 | · | · | 948 Direct | · | Acquired | (price as of 2026-10-06) |
| May 17, 2022 | ICUI | A | 485 | · | · | 485 Direct | · | Acquired | (price as of 2026-10-06) |
| May 17, 2022 | ICUI | A | 1,270 | · | · | 1,270 Direct | · | Acquired | (price as of 2026-10-06) |
| May 11, 2022 | ICUI | M | 433 | · | · | 3,604 Direct | +13.65% | Acquired | (price as of 2026-10-06) |
| May 11, 2022 | ICUI | M | 433 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 11, 2021 | ICUI | M | 468 | · | · | 3,171 Direct | +17.31% | Acquired | (price as of 2026-10-06) |
| May 11, 2021 | ICUI | M | 468 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 11, 2021 | ICUI | A | 433 | · | · | 433 Direct | · | Acquired | (price as of 2026-10-06) |
| May 11, 2021 | ICUI | A | 1,295 | · | · | 1,295 Direct | · | Acquired | (price as of 2026-10-06) |
| May 13, 2020 | ICUI | M | 378 | · | · | 2,703 Direct | +16.26% | Acquired | (price as of 2026-10-06) |
| May 13, 2020 | ICUI | M | 378 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 13, 2020 | ICUI | A | 468 | · | · | 468 Direct | · | Acquired | (price as of 2026-10-06) |
| May 13, 2020 | ICUI | A | 1,438 | · | · | 1,438 Direct | · | Acquired | (price as of 2026-10-06) |
| May 15, 2019 | ICUI | M | 315 | · | · | 2,325 Direct | +15.67% | Acquired | (price as of 2026-10-06) |
| May 15, 2019 | ICUI | M | 315 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 15, 2019 | ICUI | A | 378 | · | · | 378 Direct | · | Acquired | (price as of 2026-10-06) |
| May 15, 2019 | ICUI | A | 1,253 | · | · | 1,253 Direct | · | Acquired | (price as of 2026-10-06) |
| May 15, 2018 | ICUI | A | 315 | · | · | 315 Direct | · | Acquired | (price as of 2026-10-06) |
| May 15, 2018 | ICUI | A | 1,163 | · | · | 1,163 Direct | · | Acquired | (price as of 2026-10-06) |
| May 9, 2018 | ICUI | M | 475 | · | · | 2,010 Direct | +30.94% | Acquired | (price as of 2026-10-06) |
| May 9, 2018 | ICUI | M | 475 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 16, 2017 | ICUI | M | 743 | · | · | 1,535 Direct | +93.81% | Acquired | (price as of 2026-10-06) |
| May 16, 2017 | ICUI | M | 743 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 9, 2017 | ICUI | A | 475 | · | · | 475 Direct | · | Acquired | (price as of 2026-10-06) |
| May 9, 2017 | ICUI | A | 1,765 | $158.20 | $279,223 | 1,765 Direct | · | Acquired | -0.3% (price as of 2026-10-06) |
| June 15, 2016 | ICUI | M | 792 | · | · | 792 Direct | · | Acquired | (price as of 2026-10-06) |
| June 15, 2016 | ICUI | M | 792 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| May 16, 2016 | ICUI | A | 743 | · | · | 743 Direct | · | Acquired | (price as of 2026-10-06) |
| May 16, 2016 | ICUI | A | 2,424 | $101.06 | $244,969 | 2,424 Direct | · | Acquired | 56.0% (price as of 2026-10-06) |
| June 15, 2015 | ICUI | A | 792 | · | · | 792 Direct | · | Acquired | (price as of 2026-10-06) |
| June 15, 2015 | ICUI | A | 2,914 | $94.68 | $275,898 | 2,914 Direct | · | Acquired | 66.5% (price as of 2026-10-06) |
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 13, 2026 | ICUI | Common Stock [F2] | Common Stock | · | May 13, 2026 | 1,254 | Disposed |
| May 13, 2026 | ICUI | Common Stock [F2] | Common Stock | · | May 13, 2027 | 1,475 | Acquired |
| May 12, 2026 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $101.06 | May 16, 2026 | 2,424 | Disposed |
| May 13, 2025 | ICUI | Common Stock [F1] | Common Stock | · | May 15, 2025 | 1,723 | Disposed |
| May 13, 2025 | ICUI | Common Stock [F1] | Common Stock | · | May 13, 2026 | 1,254 | Acquired |
| May 13, 2025 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $94.68 | June 15, 2025 | 1,942 | Disposed |
| Nov. 27, 2024 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $94.68 | June 15, 2025 | 972 | Disposed |
| May 15, 2024 | ICUI | Common Stock [F1] | Common Stock | · | May 17, 2024 | 948 | Disposed |
| May 15, 2024 | ICUI | Common Stock [F1] | Common Stock | · | May 15, 2025 | 1,723 | Acquired |
| May 17, 2023 | ICUI | Common Stock [F1] | Common Stock | · | May 17, 2023 | 485 | Disposed |
| May 17, 2023 | ICUI | Common Stock [F1] | Common Stock | · | May 17, 2024 | 948 | Acquired |
| May 17, 2022 | ICUI | Common Stock [F1] | Common Stock | · | May 17, 2023 | 485 | Acquired |
| May 17, 2022 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $185.79 | May 17, 2033 | 1,270 | Acquired |
| May 11, 2022 | ICUI | Common Stock [F1] | Common Stock | · | May 11, 2022 | 433 | Disposed |
| May 11, 2021 | ICUI | Common Stock [F1] | Common Stock | · | May 13, 2021 | 468 | Disposed |
| May 11, 2021 | ICUI | Common Stock [F1] | Common Stock | · | May 11, 2022 | 433 | Acquired |
| May 11, 2021 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $196.57 | May 11, 2031 | 1,295 | Acquired |
| May 13, 2020 | ICUI | Common Stock [F1] | Common Stock | · | May 15, 2020 | 378 | Disposed |
| May 13, 2020 | ICUI | Common Stock [F1] | Common Stock | · | May 13, 2021 | 468 | Acquired |
| May 13, 2020 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $181.99 | May 13, 2030 | 1,438 | Acquired |
| May 15, 2019 | ICUI | Common Stock [F1] | Common Stock | · | May 15, 2019 | 315 | Disposed |
| May 15, 2019 | ICUI | Common Stock [F1] | Common Stock | · | May 15, 2020 | 378 | Acquired |
| May 15, 2019 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $225.27 | May 15, 2029 | 1,253 | Acquired |
| May 15, 2018 | ICUI | Common Stock [F1] | Common Stock | · | May 15, 2019 | 315 | Acquired |
| May 15, 2018 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $269.80 | May 15, 2028 | 1,163 | Acquired |
| May 9, 2018 | ICUI | Common Stock [F1] | Common Stock | · | May 9, 2018 | 475 | Disposed |
| May 16, 2017 | ICUI | Common Stock [F1] | Common Stock | · | May 16, 2017 | 743 | Disposed |
| May 9, 2017 | ICUI | Common Stock [F1] | Common Stock | · | May 9, 2018 | 475 | Acquired |
| May 9, 2017 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $158.20 | May 9, 2027 | 1,765 | Acquired |
| June 15, 2016 | ICUI | Common Stock [F1] | Common Stock | · | June 15, 2016 | 792 | Disposed |
| May 16, 2016 | ICUI | Common Stock [F1] | Common Stock | · | May 16, 2017 | 743 | Acquired |
| May 16, 2016 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $101.06 | May 16, 2026 | 2,424 | Acquired |
| June 15, 2015 | ICUI | Common Stock [F1] | Common Stock | · | June 15, 2016 | 792 | Acquired |
| June 15, 2015 | ICUI | Non-Qualified Stock Option (right to buy) | Common Stock | $94.68 | June 15, 2025 | 2,914 | 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 |
|---|---|---|---|---|
| June 23, 2015 | ICUI | Common Stock | 500 | Indirect |