William D Stewart's Net Worth
$8.55 Million
Who is William D Stewart?
William D Stewart has an estimated net worth of $8.55 Million. This is based on reported shares in MKS INSTRUMENTS INC.
SEC CIK
William D Stewart's CIK is 0001202731
Past Insider Trading and Trends
2007 was William D Stewart's most active year for acquiring shares with 21 total transactions. William D Stewart's most active month to acquire stocks was the month of February. 2007 was William D Stewart's most active year for disposing of shares, totalling 38 transactions. William D Stewart's most active month to dispose stocks was the month of February. 2007 saw William D Stewart paying a total of $5,379,050.00 for 263,250 shares, this is the most they've acquired in one year. In 2007 William D Stewart cashed out on 502,500 shares for a total of $6,692,725.10, their largest year based on trade value.
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MKS INSTRUMENTS INC (MKSI) Snapshot price: $104.43
VP/GM, Vacuum Products
Form Type
|
Δ Own
|
Qty.
|
Price
|
Size ($)
|
Own
|
Filing Date
|
Type
|
Is Scheduled
|
Trade Dates
|
|---|---|---|---|---|---|---|---|---|---|
Form 4
|
—
|
0
|
—
|
—
|
0
|
Apr 2
| |||
Form 4
| +110.53% | 8.01K |
$29.70 | -$107,424.90 | 15.26K |
Scheduled
|
Apr 2
| ||
Form 4
| +46.89% | 2.31K |
$29.60 | -$30,961.60 | 7.25K |
Scheduled
|
Mar 16
| ||
Form 4
| +190.80% | 3.24K |
$28.46 | -$41,608.52 | 4.94K |
Scheduled
|
Mar 5
| ||
Form 4
|
∞
| 1.7K |
$30.63 | -$23,493.21 | 1.7K |
Scheduled
|
Feb 28
| ||
Form 4/A
|
—
|
0
|
—
|
—
|
0
|
Feb 17
| |||
Form 4/A
|
—
|
0
|
—
|
—
|
0
|
Feb 27
| |||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Feb 27
| |||
Form 4
| -99.71% | -188.00 |
$31.98 | -$6,012.24 | 0.55 |
Feb 13
| |||
Form 4
| -100.00% | -8.57K |
$22.47 | -$192,637.37 |
0
|
Aug 9
| |||
Form 4
| +8.74% | 689 |
$25.85 | -$8,039.35 | 8.57K |
May 3
| |||
Form 4
| +41.53% | 2.31K |
$28.51 | -$29,821.46 | 7.89K |
Scheduled
|
Mar 16
| ||
Form 4
| +72.08% | 2.33K |
$29.53 | -$31,124.62 | 5.57K |
Scheduled
|
Mar 10
| ||
Form 4
|
∞
| 3.24K |
$32.05 | -$46,857.10 | 3.24K |
Scheduled
|
Mar 4
| ||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Feb 28
| |||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Feb 17
| |||
Form 4
|
—
|
0
|
$28.56 | -$69,360.00 |
0
|
Feb 10
| |||
Form 4
|
—
|
0
|
—
|
—
|
0
|
May 3
| |||
Form 4
| -100.00% | -7.04K |
$17.11 | -$146,223.00 |
0
|
Scheduled
|
Mar 25
| ||
Form 4
| +48.97% | 2.31K |
$19.29 | -$20,177.34 | 7.04K |
Scheduled
|
Mar 16
| ||
Form 4
| +97.62% | 2.33K |
$19.07 | -$20,099.78 | 4.72K |
Scheduled
|
Mar 10
| ||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Mar 4
| |||
Form 4
|
∞
| 2.39K |
$18.35 | -$25,616.60 | 2.39K |
Scheduled
|
Mar 1
| ||
Form 4
| -100.00% | -12.91K |
$19.60 | -$252,957.60 |
0
|
Aug 3
| |||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Mar 16
| |||
Form 4
| +22.08% | 2.33K |
$12.19 | -$12,848.26 | 12.91K |
Scheduled
|
Mar 10
| ||
Form 4
| +32.75% | 2.61K |
$11.89 | -$14,006.42 | 10.57K |
Mar 2
| |||
Form 4
| -33.63% | -4.04K |
$15.89 | -$64,132.04 | 7.96K |
Scheduled
|
Feb 13
| ||
Form 4/A
| -20.54% | -3.10K |
$25.72 | -$79,783.44 | 12K |
May 19
| |||
Form 4
|
—
|
0
|
$20.18 | -$81,900.00 | 15.1K |
May 19
| |||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Mar 10
| |||
Form 4
| +19.26% | 2.44K |
—
|
—
| 15.1K |
Mar 1
| |||
Form 4
|
—
|
0
|
$25.95 | -$385.70 | 12.66K |
Jun 11
| |||
Form 4
|
—
|
0
|
$25.95 | -$21,599.20 | 12.66K |
Jun 4
| |||
Form 4
|
—
|
0
|
$25.96 | -$46,690.80 | 12.66K |
Jun 1
| |||
Form 4
|
—
|
0
|
$25.86 | -$54,200.00 | 12.66K |
May 31
| |||
Form 4
|
—
|
0
|
$25.66 | -$49,578.75 | 12.66K |
May 22
| |||
Form 4
|
—
|
0
|
$23.91 | -$147,142.50 | 12.66K |
May 21
| |||
Form 4
|
—
|
0
|
$26.05 | -$6,113.20 | 12.66K |
May 7
| |||
Form 4
|
—
|
0
|
$26.05 | -$76,126.70 | 12.66K |
May 4
| |||
Form 4
|
—
|
0
|
$25.46 | -$239,627.50 | 12.66K |
May 2
| |||
Form 4
|
—
|
0
|
$22.30 | -$256,373.25 | 12.66K |
Scheduled
|
Apr 16
| ||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Mar 1
| |||
Form 4
|
—
|
0
|
$20.58 | -$415,837.50 | 12.66K |
Scheduled
|
Feb 15
| ||
Form 4
|
—
|
0
|
$20.51 | -$377,034.20 | 12.66K |
Scheduled
|
Apr 19
| ||
Form 4
| +1,809.95% | 12K |
—
|
—
| 12.66K |
Feb 13
| |||
Form 4/A
|
—
|
0
|
—
|
—
|
0
|
Feb 14
| |||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Feb 14
| |||
Form 4
|
—
|
0
|
$15.52 | -$1,477,831.90 | 663 |
Dec 6
| |||
Form 4
| -71.17% | -1.64K |
$17.62 | -$31,747.36 | 663 |
Jun 1 - Dec 3
| |||
Form 4
|
—
|
0
|
—
|
—
|
0
|
Jul 30
| |||
Form 4
|
—
|
0
|
$29.50 | -$885,000.00 | 2.3K |
Jan 5
| |||
Form 4
| +36.26% | 612 |
$16.49 | $10,091.88 | 2.3K |
Dec 3
| |||
Form 4
| +51.80% | 576 |
—
|
—
| 1.69K |
Jun 2 - Nov 11
| |||
Form 4/A
|
—
|
0
|
—
|
—
|
0
| ||||
Form 4
|
—
|
0
|
—
|
—
|
0
| ||||
| No matching records found | |||||||||