David Slinkman
CIK 1783823 · View on SEC EDGAR ↗
Insider
First SEC filing: March 18, 2025 · Latest: March 18, 2025
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 |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 25, 2024 | KWR | S | 1,700 | $167.80 | $285,260 | 2,825 Direct | -37.57% | Disposed | 0.1% (price as of 2026-08-19) |
| May 15, 2023 | KWR | S | 606 | $204.20 | $123,745 | 4,682 Direct | -11.46% | Disposed | -17.8% (price as of 2026-08-19) |
| May 15, 2023 | KWR | S | 2,341 | $204.20 | $478,032 | 4,682 Direct | -33.33% | Disposed | -17.8% (price as of 2026-08-19) |
| May 15, 2023 | KWR | S | 736 | $204.20 | $150,291 | 4,682 Direct | -13.58% | Disposed | -17.8% (price as of 2026-08-19) |
| March 5, 2021 | KWR | S | 531 | $262.63 | $139,457 | 3,653 Direct | -12.69% | Disposed | -36.1% (price as of 2026-08-19) |
| March 5, 2021 | KWR | S | 1,034 | $261.81 | $270,712 | 4,184 Direct | -19.82% | Disposed | -35.9% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 180 | $272.93 | $49,127 | 3,653 Direct | -4.70% | Disposed | -38.5% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 224 | $272.19 | $60,971 | 3,833 Direct | -5.52% | Disposed | -38.3% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 100 | $270.07 | $27,007 | 4,057 Direct | -2.41% | Disposed | -37.8% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 83 | $268.49 | $22,285 | 4,157 Direct | -1.96% | Disposed | -37.5% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 156 | $266.20 | $41,527 | 4,240 Direct | -3.55% | Disposed | -36.9% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 83 | $265.01 | $21,996 | 4,396 Direct | -1.85% | Disposed | -36.6% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 79 | $263.88 | $20,847 | 4,479 Direct | -1.73% | Disposed | -36.4% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 263 | $262.72 | $69,095 | 4,558 Direct | -5.46% | Disposed | -36.1% (price as of 2026-08-19) |
| March 4, 2021 | KWR | S | 846 | $260.02 | $219,977 | 4,821 Direct | -14.93% | Disposed | -35.4% (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| March 15, 2025 | KWR | Restricted Stock Units | Common Stock (1,089) | — | — | 1,089 | Acquired |
| March 15, 2025 | KWR | Dividend Equivalent Rights | Common Stock (4) | — | March 15, 2025 | 4 | Disposed |
| March 15, 2025 | KWR | Restricted Stock Units | Common Stock (358) | — | — | 358 | Disposed |
| March 15, 2025 | KWR | Dividend Equivalent Rights | Common Stock (2) | — | March 15, 2025 | 2 | Disposed |
| March 15, 2025 | KWR | Restricted Stock Units | Common Stock (233) | — | — | 233 | Disposed |
| March 15, 2024 | KWR | Restricted Stock Units | Common Stock (1,074) | — | — | 1,074 | Acquired |
| March 15, 2024 | KWR | Restricted Stock Units | Common Stock (699) | — | — | 699 | Acquired |
| May 15, 2023 | KWR | Employee Stock Option (right to buy) | Common Stock (736) | $154.92 | Feb. 25, 2026 | 736 | Disposed |
| May 15, 2023 | KWR | Employee Stock Option (right to buy) | Common Stock (2,341) | $136.64 | March 30, 2027 | 2,341 | Disposed |
| May 15, 2023 | KWR | Employee Stock Option (right to buy) | Common Stock (606) | $178.29 | March 16, 2029 | 606 | Disposed |
| March 16, 2022 | KWR | Employee Stock Option (right to buy) | Common Stock (1,819) | $178.29 | March 16, 2029 | 1,819 | Acquired |
| March 15, 2021 | KWR | Employee Stock Option (right to buy) | Common Stock (1,123) | $245.49 | March 15, 2028 | 1,123 | Acquired |
| March 30, 2020 | KWR | Employee Stock Option (right to buy) | Common Stock (2,341) | $136.64 | March 30, 2027 | 2,341 | Acquired |
| March 5, 2020 | KWR | Employee Stock Option (right to buy) | Common Stock (829) | $154.92 | Feb. 25, 2026 | 829 | Disposed |
| March 5, 2020 | KWR | Employee Stock Option (right to buy) | Common Stock (736) | $154.92 | Feb. 26, 2025 | 736 | Disposed |
| March 4, 2020 | KWR | Employee Stock Option (right to buy) | Common Stock (645) | $154.92 | Feb. 25, 2026 | 645 | Disposed |
| March 4, 2020 | KWR | Employee Stock Option (right to buy) | Common Stock (1,369) | $154.92 | Feb. 26, 2025 | 1,369 | Disposed |
| Aug. 15, 2019 | KWR | Employee Stock Option (right to buy) | Common Stock (2,210) | $154.92 | Feb. 25, 2026 | 2,210 | Acquired |
| Aug. 15, 2019 | KWR | Employee Stock Option (right to buy) | Common Stock (2,105) | $154.92 | Feb. 26, 2025 | 2,105 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).