Insider · CIK 0001205885
William C Martin
Files at UEIC (UNIVERSAL ELECTRONICS INC), IMMR (IMMERSION CORP), BNED (Barnes & Noble Education, Inc.). First filing Mar 24, 2025, latest Mar 24, 2025.
In brief
William C Martin files SEC Form 4 as officer, director and 10% owner at IMMR (IMMERSION CORP), and also at UEIC (UNIVERSAL ELECTRONICS INC), BNED (Barnes & Noble Education, Inc.). Since Mar 24, 2025, William C Martin has reported 1 open-market buy worth $205k and 0 open-market sells worth $0, the latest filed on Mar 24, 2025.
A track record needs three past buys with six months of prices behind them; William C Martin has 0, so none is measured yet.
The newest scored trade: bought $205k of IMMR on Mar 20, 2025, filed Mar 24, 2025, scored 35 (weak).
Where the trades landed
Last year at the company this insider has traded most, with each buy and sell on the bar it happened.
IMMR: IMMERSION CORP
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value. Click a marked bar to open the signal.Charts by TradingView Lightweight Charts™
Signals
This insider’s open-market buys and sells, scored.
Transactions
Every row this insider has filed, 19 in all, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Oct 7, 2026 | IMMR IMMERSION CORP | AGrant or award Common Stock | +17,217 | $0.00 | $0 | 1,440,381 | 5 d ago |
| Sep 25, 2026 | BNED Barnes & Noble Education, Inc. | AGrant or award Common Stock | +17,653 | $0.00 | $0 | 187,391 | 14 d ago |
| Jul 31, 2026 | IMMR IMMERSION CORP | AGrant or award Common Stock | +5,640 | $0.00 | $0 | 1,423,164 | Aug 4, 2026 |
| Apr 30, 2026 | IMMR IMMERSION CORP | AGrant or award Common Stock | +7,425 | $0.00 | $0 | 1,399,652 | May 1, 2026 |
| Apr 30, 2026 | IMMR IMMERSION CORP | AGrant or award Common Stock | +17,872 | $0.00 | $0 | 1,417,524 | May 1, 2026 |
| Mar 11, 2026 | BNED Barnes & Noble Education, Inc. | AGrant or award Common Stock | +23,867 | $0.00 | $0 | 169,738 | Mar 13, 2026 |
| Jan 30, 2026 | IMMR IMMERSION CORP | AGrant or award Common Stock | +6,588 | $0.00 | $0 | 1,392,227 | Feb 2, 2026 |
| Nov 14, 2025 | IMMR IMMERSION CORP | AGrant or award Common Stock | +17,647 | $0.00 | $0 | 1,385,639 | Nov 18, 2025 |
| Oct 31, 2025 | IMMR IMMERSION CORP | AGrant or award Common Stock | +7,952 | $0.00 | $0 | 1,367,992 | Nov 4, 2025 |
| Jul 31, 2025 | IMMR IMMERSION CORP | AGrant or award Common Stock | +7,140 | $0.00 | $0 | 1,360,040 | Aug 5, 2025 |
| Jul 1, 2025 | IMMR IMMERSION CORP | FTax withholding Common Stock | -68,400 | $7.91 | $541k | 1,352,900 | Jul 3, 2025 |
| May 2, 2025 | IMMR IMMERSION CORP | AGrant or award Common Stock | +10,239 | $0.00 | $0 | 1,421,300 | May 8, 2025 |
| Apr 30, 2025 | IMMR IMMERSION CORP | AGrant or award Common Stock | +5,968 | $0.00 | $0 | 1,411,061 | May 2, 2025 |
| Apr 1, 2025 | IMMR IMMERSION CORP | FTax withholding Common Stock | -45,600 | $7.74 | $353k | 1,405,093 | Apr 2, 2025 |
| Jan 31, 2025 | IMMR IMMERSION CORP | AGrant or award Common Stock | +86,899 | $0.00 | $0 | 1,423,543 | Mar 24, 2025 |
| Mar 20, 2025 | IMMR IMMERSION CORP | POpen-market purchase Common Stock | +27,150 | $7.55 | $205k | 1,450,693 | Mar 24, 2025 |
| Jan 1, 2025 | IMMR IMMERSION CORP | FTax withholding Common Stock | -8,799 | $8.73 | $77k | 1,344,336 | Jan 3, 2025 |
| Jan 1, 2025 | IMMR IMMERSION CORP | FTax withholding Common Stock | -7,692 | $8.73 | $67k | 1,336,644 | Jan 3, 2025 |
| Oct 31, 2024 | IMMR IMMERSION CORP | AGrant or award Common Stock | +6,672 | $0.00 | $0 | 1,353,135 | Oct 31, 2024 |
Questions about William C Martin
Answered from the filings on this page, as of the latest one.
Is William C Martin buying or selling?
Not in the last 12 months. William C Martin's latest open-market trade on SEC Form 4 was bought $205k of IMMR on Mar 20, 2025.
How did William C Martin's past buys perform?
Not measured yet. InsiderTell needs three past buys with six months of prices to publish a track record, and William C Martin has 0.
Where does William C Martin file Form 4?
William C Martin has filed Form 4 at IMMR (IMMERSION CORP) as Chief Strategy Officer; UEIC (UNIVERSAL ELECTRONICS INC); BNED (Barnes & Noble Education, Inc.). A Form 4 is required of officers, directors and holders of more than 10% of a share class within two business days of a trade.
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.