David Mutryn
Insider
First SEC filing: Dec. 1, 2021 · Latest: Dec. 1, 2021
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $75,620
Avg return of open purchases vs now: -30.4%
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 |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 30, 2026 | MMS | F | 4,749 | $53.19 | $252,599 | 35,614 Direct | -11.77% | Disposed | -1.0% (price as of 2026-10-02) |
| Feb. 9, 2026 | MMS | P | 1,000 | $75.62 | $75,620 | 40,037 Direct | +2.56% | Acquired | -30.4% (price as of 2026-10-02) |
| Dec. 2, 2025 | MMS | F | 6,040 | $86.51 | $522,520 | 39,037 Direct | -13.40% | Disposed | -39.1% (price as of 2026-10-02) |
| Dec. 2, 2025 | MMS | A | 13,391 | · | · | 45,076 Direct | +42.26% | Acquired | (price as of 2026-10-02) |
| Dec. 1, 2025 | MMS | A | 37 | · | · | 31,685 Direct | +0.12% | Acquired | (price as of 2026-10-02) |
| Nov. 24, 2025 | MMS | G | 4,000 | · | · | 31,648 Direct | -11.22% | Disposed | (price as of 2026-10-02) |
| Nov. 24, 2025 | MMS | A | 10,259 | · | · | 35,648 Direct | +40.41% | Acquired | (price as of 2026-10-02) |
| Sept. 30, 2025 | MMS | F | 4,159 | $91.37 | $380,008 | 25,389 Direct | -14.08% | Disposed | -42.4% (price as of 2026-10-02) |
| Aug. 31, 2025 | MMS | A | 179 | · | · | 52,612 Direct | +0.34% | Acquired | (price as of 2026-10-02) |
| May 31, 2025 | MMS | A | 216 | · | · | 52,433 Direct | +0.41% | Acquired | (price as of 2026-10-02) |
| Feb. 28, 2025 | MMS | A | 239 | · | · | 52,217 Direct | +0.46% | Acquired | (price as of 2026-10-02) |
| Dec. 12, 2024 | MMS | G | 4,000 | · | · | 9,612 Direct | -29.39% | Disposed | (price as of 2026-10-02) |
| Dec. 2, 2024 | MMS | F | 1,945 | $74.16 | $144,241 | 13,612 Direct | -12.50% | Disposed | -29.0% (price as of 2026-10-02) |
| Dec. 2, 2024 | MMS | A | 4,309 | · | · | 15,557 Direct | +38.31% | Acquired | (price as of 2026-10-02) |
| Nov. 29, 2024 | MMS | A | 118 | · | · | 29,482 Direct | +0.40% | Acquired | (price as of 2026-10-02) |
| Nov. 25, 2024 | MMS | A | 11,231 | · | · | 11,231 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 30, 2024 | MMS | F | 5,205 | $93.16 | $484,898 | 11,247 Direct | -31.64% | Disposed | -43.5% (price as of 2026-10-02) |
| Aug. 30, 2024 | MMS | A | 132 | · | · | 40,692 Direct | +0.33% | Acquired | (price as of 2026-10-02) |
| May 31, 2024 | MMS | A | 141 | · | · | 40,560 Direct | +0.35% | Acquired | (price as of 2026-10-02) |
| Feb. 29, 2024 | MMS | A | 144 | · | · | 40,419 Direct | +0.36% | Acquired | (price as of 2026-10-02) |
| Feb. 16, 2024 | MMS | S 10b5-1 | 8,000 | $83.95 | $671,600 | 5,124 Direct | -60.96% | Disposed | -37.3% (price as of 2026-10-02) |
| Nov. 30, 2023 | MMS | A | 37 | · | · | 10,393 Direct | +0.36% | Acquired | (price as of 2026-10-02) |
| Nov. 20, 2023 | MMS | A | 9,164 | · | · | 9,164 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 17, 2023 | MMS | F | 98 | $82.31 | $8,066 | 13,124 Direct | -0.74% | Disposed | -36.0% (price as of 2026-10-02) |
| Nov. 17, 2023 | MMS | A | 214 | · | · | 13,222 Direct | +1.65% | Acquired | (price as of 2026-10-02) |
| Sept. 29, 2023 | MMS | S | 3,886 | $74.68 | $290,206 | 13,008 Direct | -23.00% | Disposed | -29.5% (price as of 2026-10-02) |
| Aug. 31, 2023 | MMS | A | 115 | · | · | 33,226 Direct | +0.35% | Acquired | (price as of 2026-10-02) |
| May 31, 2023 | MMS | A | 114 | · | · | 33,112 Direct | +0.35% | Acquired | (price as of 2026-10-02) |
| Feb. 28, 2023 | MMS | A | 112 | · | · | 32,998 Direct | +0.34% | Acquired | (price as of 2026-10-02) |
| Nov. 30, 2022 | MMS | A | 68 | · | · | 17,178 Direct | +0.40% | Acquired | (price as of 2026-10-02) |
| Sept. 30, 2022 | MMS | S | 3,193 | $57.87 | $184,779 | 8,283 Direct | -27.82% | Disposed | -9.0% (price as of 2026-10-02) |
| Aug. 31, 2022 | MMS | A | 110 | · | · | 23,905 Direct | +0.46% | Acquired | (price as of 2026-10-02) |
| May 31, 2022 | MMS | A | 102 | · | · | 23,795 Direct | +0.43% | Acquired | (price as of 2026-10-02) |
| Feb. 28, 2022 | MMS | A | 84 | · | · | 23,692 Direct | +0.36% | Acquired | (price as of 2026-10-02) |
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. 31, 2025 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 179 | Acquired |
| May 31, 2025 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 216 | Acquired |
| Feb. 28, 2025 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 239 | Acquired |
| Nov. 29, 2024 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 118 | Acquired |
| Nov. 25, 2024 | MMS | Restricted Stock Units | Common Stock | · | · | 11,231 | Acquired |
| Aug. 30, 2024 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 132 | Acquired |
| May 31, 2024 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 141 | Acquired |
| Feb. 29, 2024 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 144 | Acquired |
| Nov. 30, 2023 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 37 | Acquired |
| Nov. 20, 2023 | MMS | Restricted Stock Units [F3] | Common Stock | · | · | 9,164 | Acquired |
| Aug. 31, 2023 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 115 | Acquired |
| May 31, 2023 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 114 | Acquired |
| Feb. 28, 2023 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 112 | Acquired |
| Nov. 30, 2022 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 68 | Acquired |
| Aug. 31, 2022 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 110 | Acquired |
| May 31, 2022 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 102 | Acquired |
| Feb. 28, 2022 | MMS | Dividend Equivalent Rights | Common Stock | · | · | 84 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 6 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Dec. 1, 2021 | MMS | Common Stock [F1] | 4,681 | Direct |
| Dec. 1, 2021 | MMS | Common Stock [F1] | 495 | Direct |
| Dec. 1, 2021 | MMS | Common Stock [F1] | 935 | Direct |
| Dec. 1, 2021 | MMS | Common Stock | 1,849 | Direct |
| Dec. 1, 2021 | MMS | Common Stock [F1] | 10,778 | Direct |
| Dec. 1, 2021 | MMS | Common Stock [F6] | · | Direct |
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 | $645,385 | · | $1,768,518 | · | $1,430,000 | · | $21,147 | $3,865,050 |
| 2024 | $616,539 | · | $1,609,474 | · | $1,386,000 | · | $20,947 | $3,632,960 |
| 2023 | $551,731 | · | $1,241,956 | · | $294,350 | · | $15,189 | $2,103,226 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.