Michael R Splinter
CIK 1188935 · View on SEC EDGAR ↗
First SEC filing: Feb. 11, 2015 · Latest: June 12, 2026
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
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 |
|---|---|---|---|---|---|---|---|---|---|
| July 24, 2023 | NDAQ | S | 1,164 | $51.03 | $59,399 | 2,910 Indirect | -28.57% | Disposed | 91.3% (price as of 2026-08-19) |
| May 24, 2021 | NDAQ | S | 5,000 | $165.00 | $825,000 | 62,923 Direct | -7.36% | Disposed | 77.5% (price as of 2026-08-19) |
| May 27, 2015 | AMAT | S | 500,000 | $20.21 | $10,105,000 | 926,158 Direct | -35.06% | Disposed | 2347.1% (price as of 2026-08-19) |
| May 22, 2015 | AMAT | S | 300,000 | $20.15 | $6,045,000 | 0 Indirect | -100.00% | Disposed | 2354.4% (price as of 2026-08-19) |
| May 22, 2015 | AMAT | S | 200,000 | $20.14 | $4,028,000 | 1,426,158 Direct | -12.30% | Disposed | 2355.6% (price as of 2026-08-19) |
| May 21, 2013 | AMAT | S | 300,000 | $14.71 | $4,413,000 | 2,249,444 Direct | -11.77% | Disposed | 3262.1% (price as of 2026-08-19) |
| Feb. 28, 2013 | AMAT | S | 590,000 | $13.78 | $8,130,200 | 2,262,128 Direct | -20.69% | Disposed | 3489.0% (price as of 2026-08-19) |
Showing latest 100 of 109 transactions
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. 6, 2025 | TYGO | Stock Option (right to buy) | Common Stock (11,668) | $0.60 | Sept. 29, 2025 | 11,668 | Disposed |
| Jan. 16, 2024 | TYGO | Stock Option (Right to Buy) | Common Stock (46,670) | $0.26 | April 13, 2024 | 46,670 | Disposed |
| Jan. 8, 2024 | TYGO | Stock Option (Right to Buy) | Common Stock (46,670) | $0.26 | Feb. 3, 2024 | 46,670 | Disposed |
| May 23, 2023 | TYGO | Stock Option (Right to Buy) | Common Stock (9,333) | $2.57 | June 22, 2032 | 9,333 | Acquired |
| May 23, 2023 | TYGO | Stock Option (Right to Buy) | Common Stock (23,333) | $0.69 | Feb. 24, 2031 | 23,333 | Acquired |
| May 23, 2023 | TYGO | Stock Option (Right to Buy) | Common Stock (11,666) | $0.60 | Sept. 29, 2025 | 11,666 | Acquired |
| May 23, 2023 | TYGO | Stock Option (Right to Buy) | Common Stock (46,667) | $0.26 | April 13, 2024 | 46,667 | Acquired |
| May 23, 2023 | TYGO | Stock Option (Right to Buy) | Common Stock (46,667) | $0.26 | Feb. 3, 2024 | 46,667 | Acquired |
| May 21, 2013 | AMAT | Employee Stock Option (Right to Buy) | Common Stock (300,000) | $8.58 | March 9, 2014 | 300,000 | Disposed |
| Feb. 28, 2013 | AMAT | Employee Stock Option (Right to Buy) | Common Stock (600,000) | $8.58 | March 9, 2014 | 600,000 | Disposed |
| March 9, 2009 | AMAT | Employee Stock Option (right to buy) | Common Stock (900,000) | $8.58 | March 9, 2014 | 900,000 | Acquired |
| Dec. 13, 2005 | AMAT | Employee Stock Option (right to buy) | Common Stock (900,000) | $19.20 | Dec. 13, 2012 | 900,000 | Acquired |
| Dec. 7, 2004 | AMAT | Employee Stock Option (right to buy) | Common Stock (705,000) | $17.56 | Dec. 7, 2011 | 705,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 7,565 | Direct |
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 795 | Indirect |
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 245 | Indirect |
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 245 | Indirect |
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 245 | Indirect |
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 245 | Indirect |
| March 18, 2026 | TSM | American Depositary Shares (TSM) [F1] | 245 | Indirect |
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 |
|---|---|---|---|---|---|---|---|---|
| 2015 | — | — | — | — | — | — | — | — |
| 2014 | $980,000 | — | — | — | $8,535,273 | — | $12,718 | $9,527,991 |
| 2013 | $980,000 | — | — | — | $1,560,650 | — | $12,783 | $9,286,683 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.