Bret Richter
Insider
First SEC filing: June 11, 2026 · Latest: June 11, 2026
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-843,840
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 10, 2026 | ZD | S | 18,000 | $46.88 | $843,840 | 29,244 Direct | -38.10% | Disposed | 19.4% (price as of 2026-10-05) |
| March 11, 2026 | ZD | A | 42,977 | · | · | 42,977 Direct | · | Acquired | (price as of 2026-10-05) |
| March 8, 2026 | ZD | M | 3,695 | · | · | 3,696 Direct | -49.99% | Disposed | (price as of 2026-10-05) |
| March 8, 2026 | ZD | F | 2,047 | $42.32 | $86,629 | 47,244 Direct | -4.15% | Disposed | 32.3% (price as of 2026-10-05) |
| March 8, 2026 | ZD | M | 3,695 | · | · | 49,291 Direct | +8.10% | Acquired | (price as of 2026-10-05) |
| March 6, 2026 | ZD | M | 8,722 | · | · | 8,722 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| March 6, 2026 | ZD | F | 4,674 | $42.32 | $197,804 | 45,596 Direct | -9.30% | Disposed | 32.3% (price as of 2026-10-05) |
| March 6, 2026 | ZD | M | 8,722 | · | · | 50,270 Direct | +20.99% | Acquired | (price as of 2026-10-05) |
| March 5, 2026 | ZD | M | 15,282 | · | · | 30,566 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| March 5, 2026 | ZD | F | 8,232 | $43.65 | $359,327 | 41,548 Direct | -16.54% | Disposed | 28.2% (price as of 2026-10-05) |
| March 5, 2026 | ZD | M | 15,282 | · | · | 49,780 Direct | +44.30% | Acquired | (price as of 2026-10-05) |
| Dec. 31, 2025 | ZD | M | 5,047 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| Dec. 31, 2025 | ZD | F | 4,705 | $35.15 | $165,381 | 33,930 Direct | -12.18% | Disposed | 59.3% (price as of 2026-10-05) |
| Dec. 31, 2025 | ZD | M | 5,047 | · | · | 38,635 Direct | +15.03% | Acquired | (price as of 2026-10-05) |
| March 7, 2025 | ZD | M | 3,695 | · | · | 11,086 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| March 7, 2025 | ZD | F | 1,886 | $40.85 | $77,043 | 33,561 Direct | -5.32% | Disposed | 37.0% (price as of 2026-10-05) |
| March 7, 2025 | ZD | M | 3,695 | · | · | 35,447 Direct | +11.64% | Acquired | (price as of 2026-10-05) |
| March 6, 2025 | ZD | M | 8,722 | · | · | 17,444 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| March 6, 2025 | ZD | M | 14,953 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-05) |
| March 6, 2025 | ZD | F | 771 | $39.15 | $30,185 | 31,752 Direct | -2.37% | Disposed | 43.0% (price as of 2026-10-05) |
| March 6, 2025 | ZD | M | 2,140 | · | · | 32,523 Direct | +7.04% | Acquired | (price as of 2026-10-05) |
| March 6, 2025 | ZD | F | 4,241 | $39.15 | $166,035 | 30,383 Direct | -12.25% | Disposed | 43.0% (price as of 2026-10-05) |
| March 6, 2025 | ZD | M | 8,722 | · | · | 34,624 Direct | +33.67% | Acquired | (price as of 2026-10-05) |
| March 6, 2025 | ZD | F | 5,390 | $39.15 | $211,018 | 25,902 Direct | -17.22% | Disposed | 43.0% (price as of 2026-10-05) |
| March 6, 2025 | ZD | M | 14,953 | · | · | 31,292 Direct | +91.52% | Acquired | (price as of 2026-10-05) |
| March 5, 2025 | ZD | A | 45,848 | · | · | 45,848 Direct | · | Acquired | (price as of 2026-10-05) |
| March 5, 2025 | ZD | P | 2,500 | $39.21 | $98,025 | 16,339 Direct | +18.06% | Acquired | 42.8% (price as of 2026-10-05) |
| Jan. 1, 2025 | ZD | M | 5,074 | · | · | 5,074 Direct | -50.00% | Disposed | (price as of 2026-10-05) |
| Jan. 1, 2025 | ZD | F | 2,230 | $54.34 | $121,178 | 13,584 Direct | -14.10% | Disposed | 3.0% (price as of 2026-10-05) |
| Jan. 1, 2025 | ZD | M | 5,074 | · | · | 15,548 Direct | +48.44% | Acquired | (price as of 2026-10-05) |
| March 8, 2024 | ZD | M | 3,695 | · | · | 11,086 Direct | -25.00% | Disposed | (price as of 2026-10-05) |
| March 8, 2024 | ZD | F | 1,490 | $66.77 | $99,487 | 10,474 Direct | -12.45% | Disposed | -16.2% (price as of 2026-10-05) |
| March 8, 2024 | ZD | M | 3,695 | · | · | 11,964 Direct | +44.68% | Acquired | (price as of 2026-10-05) |
| March 6, 2024 | ZD | A | 14,953 | · | · | 14,953 Direct | · | Acquired | (price as of 2026-10-05) |
| March 6, 2024 | ZD | A | 26,166 | · | · | 26,166 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 1, 2024 | ZD | M | 5,074 | · | · | 10,148 Direct | -33.33% | Disposed | (price as of 2026-10-05) |
| Jan. 1, 2024 | ZD | F | 2,179 | $67.19 | $146,407 | 8,269 Direct | -20.86% | Disposed | -16.7% (price as of 2026-10-05) |
| Jan. 1, 2024 | ZD | M | 5,074 | · | · | 10,216 Direct | +98.68% | Acquired | (price as of 2026-10-05) |
| May 31, 2023 | ZD | P | 2,000 | $59.13 | $118,260 | 5,142 Direct | +63.65% | Acquired | -5.3% (price as of 2026-10-05) |
| March 8, 2023 | ZD | A | 14,782 | · | · | 14,782 Direct | · | Acquired | (price as of 2026-10-05) |
| March 8, 2023 | ZD | A | 14,781 | · | · | 14,781 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 1, 2023 | ZD | M | 5,073 | · | · | 4,996 Direct | -50.38% | Disposed | (price as of 2026-10-05) |
| Jan. 1, 2023 | ZD | F | 1,931 | $79.10 | $152,742 | 3,142 Direct | -38.06% | Disposed | -29.2% (price as of 2026-10-05) |
| Jan. 1, 2023 | ZD | M | 5,073 | · | · | 5,073 Direct | · | Acquired | (price as of 2026-10-05) |
| March 3, 2022 | ZD | A | 10,069 | · | · | 10,069 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 1, 2022 | ZD | A | 20,295 | · | · | 20,295 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, 2026 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 42,977 | Acquired |
| March 8, 2026 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 3,695 | Disposed |
| March 6, 2026 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 8,722 | Disposed |
| March 5, 2026 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 15,282 | Disposed |
| Dec. 31, 2025 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 5,047 | Disposed |
| March 7, 2025 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 3,695 | Disposed |
| March 6, 2025 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 8,722 | Disposed |
| March 6, 2025 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 14,953 | Disposed |
| March 5, 2025 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 45,848 | Acquired |
| Jan. 1, 2025 | ZD | Restricted Stock Units | Common Stock $0.01 Par Value | $0.00 | · | 5,074 | Disposed |
| March 8, 2024 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 3,695 | Disposed |
| March 6, 2024 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 14,953 | Acquired |
| March 6, 2024 | ZD | Restricted Stock Units | Common Stock, $0.01 par value | · | · | 26,166 | Acquired |
| Jan. 1, 2024 | ZD | Restricted Stock Units | Common Stock $0.01 Par Value | $0.00 | · | 5,074 | Disposed |
| March 8, 2023 | ZD | Performance Stock Unit | Common Stock | $0.00 | · | 14,782 | Acquired |
| March 8, 2023 | ZD | Restricted Stock Unit | Common Stock | $0.00 | · | 14,781 | Acquired |
| Jan. 1, 2023 | ZD | Restricted Stock Unit | Common Stock $0.01 par value | $0.00 | · | 5,073 | Disposed |
| March 3, 2022 | ZD | Performance Stock Unit | Common Stock $0.01 par value | $0.00 | · | 10,069 | Acquired |
| Jan. 1, 2022 | ZD | Restricted Stock Units | Common Stock $0.01 Par Value | $0.00 | · | 20,295 | 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 |
|---|---|---|---|---|---|---|---|---|
| 2025 | $750,000 | · | · | · | $492,000 | · | $32,995 | $4,802,357 |
| 2024 | $750,000 | · | · | · | $540,000 | · | $32,312 | $6,353,315 |
| 2023 | $625,000 | · | · | · | $418,303 | · | $26,604 | $3,255,566 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.