David Brock Denton
CIK 1865181 · View on SEC EDGAR ↗
Insider
First SEC filing: Aug. 4, 2021 · Latest: Aug. 4, 2021
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 13 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
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Aug. 10, 2026 | CTAS | A | 5,348 | $202.71 | $1,084,093 | 31,205 Direct | +20.68% | Acquired | 0.1% (price as of 2026-08-20) |
| Aug. 10, 2026 | CTAS | A | 370 | $202.71 | $75,003 | 31,575 Direct | +1.19% | Acquired | 0.1% (price as of 2026-08-20) |
| Aug. 10, 2026 | CTAS | F | 3,479 | $202.71 | $705,228 | 28,096 Direct | -11.02% | Disposed | 0.1% (price as of 2026-08-20) |
| Aug. 10, 2026 | CTAS | A | 17,999 | — | — | 17,999 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 10, 2026 | CTAS | A | 4,435 | — | — | 4,435 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 11, 2025 | CTAS | A | 15,552 | — | — | 15,552 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 11, 2025 | CTAS | A | 4,569 | $223.88 | $1,022,908 | 25,857 Direct | +21.46% | Acquired | -9.4% (price as of 2026-08-20) |
| July 25, 2025 | CTAS | F | 3,680 | $223.56 | $822,701 | 21,288 Direct | -14.74% | Disposed | -9.2% (price as of 2026-08-20) |
| Aug. 27, 2024 | CTAS | F | 61 | $799.59 | $48,775 | 6,242 Direct | -0.97% | Disposed | 1.5% (price as of 2026-08-20) |
| Aug. 12, 2024 | CTAS | A | 7,118 | — | — | 7,118 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 12, 2024 | CTAS | A | 2,055 | $759.63 | $1,561,040 | 6,303 Direct | +48.38% | Acquired | 6.8% (price as of 2026-08-20) |
| Aug. 10, 2023 | CTAS | A | 9,934 | — | — | 9,934 Direct | — | Acquired | (price as of 2026-08-20) |
| Aug. 10, 2023 | CTAS | A | 2,012 | $490.16 | $986,202 | 4,248 Direct | +89.98% | Acquired | 65.6% (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 |
|---|---|---|---|---|---|---|---|
| Aug. 10, 2026 | CTAS | Stock Option (Right to Buy) | Common Stock (17,999) | $202.71 | Aug. 10, 2036 | 17,999 | Acquired |
| Aug. 10, 2026 | CTAS | Stock Option (Right to Buy) | Common Stock (4,435) | $202.71 | Aug. 10, 2036 | 4,435 | Acquired |
| Aug. 11, 2025 | CTAS | Stock Option (Right to Buy) | Common Stock (15,552) | $223.88 | Aug. 11, 2035 | 15,552 | Acquired |
| Aug. 12, 2024 | CTAS | Stock Option (Right to Buy) | Common Stock (7,118) | $759.63 | Aug. 12, 2034 | 7,118 | Acquired |
| Aug. 10, 2023 | CTAS | Stock Option (Right to Buy) | Common Stock (9,934) | $490.16 | Aug. 10, 2033 | 9,934 | 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 |
|---|---|---|---|---|
| Aug. 4, 2021 | CTAS | Common Stock | 0 | Direct |