Martin W. Finkbeiner
CIK 1476984 · View on SEC EDGAR ↗
Insider
First SEC filing: Nov. 19, 2009 · Latest: Nov. 19, 2009
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 15 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
15 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 18, 2010 | WDC | S | 1,994 | $42.90 | $85,543 | 60,716 Direct | -3.18% | Disposed | 1351.0% (price as of 2026-08-21) |
| Dec. 17, 2009 | WDC | S | 12,661 | $42.00 | $531,762 | 64,234 Direct | -16.47% | Disposed | 1382.1% (price as of 2026-08-21) |
| Dec. 3, 2009 | WDC | S | 60,965 | $39.04 | $2,380,074 | 76,895 Direct | -44.22% | Disposed | 1494.4% (price as of 2026-08-21) |
| Dec. 2, 2009 | WDC | S | 78,497 | $39.03 | $3,063,738 | 76,895 Direct | -50.52% | Disposed | 1494.9% (price as of 2026-08-21) |
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 |
|---|---|---|---|---|---|---|---|
| Dec. 3, 2009 | WDC | Employee Stock Option (right to buy) | Common Stock (965) | $8.01 | Sept. 3, 2014 | 965 | Disposed |
| Dec. 3, 2009 | WDC | Employee Stock Option (right to buy) | Common Stock (60,000) | $8.89 | Nov. 9, 2014 | 60,000 | Disposed |
| Dec. 2, 2009 | WDC | Employee Stock Option (right to buy) | Common Stock (3,000) | $3.85 | Sept. 23, 2012 | 3,000 | Disposed |
| Dec. 2, 2009 | WDC | Employee Stock Option (right to buy) | Common Stock (9,035) | $8.01 | Sept. 3, 2014 | 9,035 | Disposed |
| Dec. 2, 2009 | WDC | Employee Stock Option (right to buy) | Common Stock (60,000) | $12.84 | Oct. 24, 2013 | 60,000 | Disposed |
| Dec. 2, 2009 | WDC | Employee Stock Option (right to buy) | Common Stock (6,462) | $24.18 | Feb. 17, 2016 | 6,462 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 12 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 19, 2009 | WDC | Common Stock [F1] | 74,004 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (3,000) | 3,000 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (10,000) | 10,000 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (60,000) | 60,000 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (60,000) | 60,000 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (82,293) | 82,293 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (32,888) | 32,888 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (34,128) | 34,128 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (6,893) | 6,893 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (26,003) | 26,003 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (20,655) | 20,655 | Direct |
| Nov. 19, 2009 | WDC | Employee Stock Option (right to buy)→ Common Stock (14,924) | 14,924 | Direct |