David John Isaac
Insider
First SEC filing: March 13, 2020 · Latest: March 13, 2020
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 11, 2022 | WHD | M | 4,014 | · | · | 13,645 Direct | +41.68% | Acquired | (price as of 2026-10-05) |
| March 11, 2022 | WHD | F | 1,580 | $55.70 | $88,006 | 12,065 Direct | -11.58% | Disposed | 16.2% (price as of 2026-10-05) |
| March 11, 2022 | WHD | M | 8,541 | · | · | 20,606 Direct | +70.79% | Acquired | (price as of 2026-10-05) |
| March 11, 2022 | WHD | F | 3,361 | $55.70 | $187,208 | 17,245 Direct | -16.31% | Disposed | 16.2% (price as of 2026-10-05) |
| March 11, 2022 | WHD | M | 2,726 | · | · | 19,971 Direct | +15.81% | Acquired | (price as of 2026-10-05) |
| March 11, 2022 | WHD | F | 1,073 | $55.70 | $59,766 | 18,898 Direct | -5.37% | Disposed | 16.2% (price as of 2026-10-05) |
| March 11, 2022 | WHD | M | 4,014 | · | · | 25,258 Direct | -13.71% | Disposed | (price as of 2026-10-05) |
| March 11, 2022 | WHD | M | 8,541 | · | · | 16,717 Direct | -33.82% | Disposed | (price as of 2026-10-05) |
| March 11, 2022 | WHD | M | 2,726 | · | · | 13,991 Direct | -16.31% | Disposed | (price as of 2026-10-05) |
| March 11, 2022 | WHD | A | 5,936 | · | · | 19,927 Direct | +42.43% | Acquired | (price as of 2026-10-05) |
| March 8, 2022 | WHD | S | 5,091 | $62.72 | $319,308 | 9,631 Direct | -34.58% | Disposed | 3.2% (price as of 2026-10-05) |
| Oct. 24, 2021 | WHD | M | 3,039 | · | · | 15,918 Direct | +23.60% | Acquired | (price as of 2026-10-05) |
| Oct. 24, 2021 | WHD | F | 1,196 | $44.80 | $53,581 | 14,722 Direct | -7.51% | Disposed | 44.5% (price as of 2026-10-05) |
| Oct. 24, 2021 | WHD | M | 3,039 | · | · | 29,272 Direct | -9.41% | Disposed | (price as of 2026-10-05) |
| March 11, 2021 | WHD | M | 4,013 | · | · | 9,104 Direct | +78.83% | Acquired | (price as of 2026-10-05) |
| March 11, 2021 | WHD | F | 1,575 | $32.82 | $51,692 | 7,529 Direct | -17.30% | Disposed | 97.3% (price as of 2026-10-05) |
| March 11, 2021 | WHD | M | 8,541 | · | · | 16,070 Direct | +113.44% | Acquired | (price as of 2026-10-05) |
| March 11, 2021 | WHD | F | 3,191 | $32.82 | $104,729 | 12,879 Direct | -19.86% | Disposed | 97.3% (price as of 2026-10-05) |
| March 11, 2021 | WHD | M | 4,013 | · | · | 32,676 Direct | -10.94% | Disposed | (price as of 2026-10-05) |
| March 11, 2021 | WHD | M | 8,541 | · | · | 24,135 Direct | -26.14% | Disposed | (price as of 2026-10-05) |
| March 11, 2021 | WHD | A | 8,176 | · | · | 32,311 Direct | +33.88% | Acquired | (price as of 2026-10-05) |
| Dec. 9, 2020 | WHD | S | 2,299 | $27.25 | $62,648 | 5,091 Direct | -31.11% | Disposed | 137.6% (price as of 2026-10-05) |
| Oct. 24, 2020 | WHD | M | 3,038 | · | · | 8,373 Direct | +56.94% | Acquired | (price as of 2026-10-05) |
| Oct. 24, 2020 | WHD | F | 983 | $18.71 | $18,392 | 7,390 Direct | -11.74% | Disposed | 246.1% (price as of 2026-10-05) |
| Oct. 24, 2020 | WHD | M | 3,038 | · | · | 36,689 Direct | -7.65% | Disposed | (price as of 2026-10-05) |
| March 11, 2020 | WHD | A | 25,623 | · | · | 39,727 Direct | +181.67% | Acquired | (price as of 2026-10-05) |
| March 11, 2020 | WHD | M | 4,014 | · | · | 14,104 Direct | -22.15% | Disposed | (price as of 2026-10-05) |
| March 11, 2020 | WHD | F | 978 | $13.00 | $12,714 | 5,335 Direct | -15.49% | Disposed | 398.1% (price as of 2026-10-05) |
| March 11, 2020 | WHD | M | 4,014 | · | · | 6,313 Direct | +174.60% | Acquired | (price as of 2026-10-05) |
| Oct. 24, 2019 | WHD | M | 3,039 | · | · | 18,118 Direct | -14.36% | Disposed | (price as of 2026-10-05) |
| Oct. 24, 2019 | WHD | F | 740 | $28.16 | $20,838 | 2,299 Direct | -24.35% | Disposed | 129.9% (price as of 2026-10-05) |
| Oct. 24, 2019 | WHD | M | 3,039 | · | · | 3,039 Direct | · | Acquired | (price as of 2026-10-05) |
| March 11, 2019 | WHD | A | 12,041 | · | · | 21,157 Direct | +132.09% | Acquired | (price as of 2026-10-05) |
| Oct. 24, 2018 | WHD | A | 9,116 | · | · | 9,116 Direct | · | Acquired | (price as of 2026-10-05) |
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 11, 2022 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 4,014 | Disposed |
| March 11, 2022 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 8,541 | Disposed |
| March 11, 2022 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 2,726 | Disposed |
| March 11, 2022 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 5,936 | Acquired |
| Oct. 24, 2021 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 3,039 | Disposed |
| March 11, 2021 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 4,013 | Disposed |
| March 11, 2021 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 8,541 | Disposed |
| March 11, 2021 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 8,176 | Acquired |
| Oct. 24, 2020 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 3,038 | Disposed |
| March 11, 2020 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 25,623 | Acquired |
| March 11, 2020 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 4,014 | Disposed |
| Oct. 24, 2019 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 3,039 | Disposed |
| March 11, 2019 | WHD | Restricted Stock Units | Class A Common Stock | · | · | 12,041 | Acquired |
| Oct. 24, 2018 | WHD | Restricted Stock Units [F1] | Class A common stock, par value $0.01 per share | · | · | 9,116 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2021 | $294,375 | · | · | · | $199,560 | · | $865 | $1,031,472 |
| 2020 | $238,125 | $21,094 | · | · | $15,406 | · | $5,675 | $805,322 |
| 2019 | $296,154 | · | $449,972 | · | $165,659 | · | $14,260 | $926,045 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.