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| Exchange: |
Nasdaq National Market |
| Security
Type: |
Common |
| Shares
Out: |
77,534,000 |
| Market
Cap: |
15.82(B) |
| Last
Volume: |
1,611,979 |
Avg
Vol: |
684,065 |
| 52
Week Range: |
$58.78 - $205.26 |
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| Level
I Sector: |
Information Technology |
| Level
II Sector: |
Electronics |
| Level
III Sector: |
Semiconductor Equipment & Materials |
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Member Indexes:
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NASDAQ COMPOSITE |
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NASDAQ COMPUTER |
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NASDAQ NNM COMPOSITE |
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Rankings:
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| Insider 3 Months : - |
| Insider 6 Months : - |
| Insider 3/6 Months : - |
|
| Guru Rank Number : 118 |
| Guru Rank Value : 9.4 |
| Guru Occurances : 3 |
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Company Profile MKS Instruments is a provider of instruments, systems, subsystems and process control solutions that measure, monitor, deliver, analyze, power and control critical parameters of manufacturing processes. Co. also provides services relating to the maintenance and repair of its products, installation services and training. Co.'s segments are: Vacuum and Analysis, which provides instruments, components and subsystems in pressure measurement and control and flow measurement and control; Light and Motion, which provides instruments, components and subsystems in lasers, photonics, optics, and vibration control; and Equipment and Solutions, which provides laser-based system and test products.
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D/I:
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D
is for direct shares.
I is
for indirect shares.
D/I
refers to the Direct or Indirect
shares traded vs. held. |
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Forms:
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A
Form 4 is a form filed
by an insider to indicate a change
in ownership.
A Form
3 is a form filed by
an insider to indicate an
initial ownership of a security. |
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3m +/-:
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This
represents the company's 3 month
price change. The initial price
is based on the closing price
of the stock on the day the transaction
took place. Purchases & sales
are viewed as long & short
positions respectively.
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Actions:
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| B |
Buy |
| S |
Sell |
| OE |
Option
Exercised |
| A |
Acquired |
| D |
Disposed |
| AB |
Automatic
Buy |
| AS |
Automatic
Sell |
| IO |
Initial
Ownership |
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Download:
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|
Download only Transactions
Forms. (Default)
Download
only Summary Infomation.
Download
both Transactions and Summary Data
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Summary (Direct Transactions Only)  |
3 Months |
6 Months |
12 Months |
24 Months |
| Total Shares Bought |
0 |
0 |
0 |
0 |
| Total Buy Value |
$0 |
$0 |
$0 |
$0 |
| Total People Bought |
0 |
0 |
0 |
0 |
| Total Buy Transactions |
0 |
0 |
0 |
0 |
| Total Shares Sold |
1,011 |
7,749 |
19,581 |
85,699 |
| Total Sell Value |
$146,244 |
$994,383 |
$2,216,341 |
$10,185,497 |
| Total People Sold |
2 |
4 |
5 |
8 |
| Total Sell Transactions |
2 |
7 |
13 |
27 |
| End Date |
2025-10-19 |
2025-07-18 |
2025-01-17 |
2024-01-18 |
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| Filer's Name |
Relation Title |
Off-Dir-10% |
Tran. Date |
Form |
Action |
Price |
Mkt Value |
D/I |
Shares |
Holdings |
Rank
|
|
|
| 3m +/- |
|
|
Form |
  Mora Elizabeth |
Director |
• • – |
2025-12-02 |
4 |
AS |
$158.81 |
$47,643 |
D/D |
(300) |
18,963 |
|
27% |
|
| Mayampurath Ramakumar |
EVP & CFO |
• • – |
2025-11-17 |
4 |
D |
$142.74 |
$375,121 |
D/D |
(2,628) |
5,667 |
|
- |
|
| Mayampurath Ramakumar |
EVP & CFO |
• • – |
2025-11-17 |
4 |
OE |
$0.00 |
$0 |
D/D |
8,295 |
8,295 |
|
- |
|
| Burke Kathleen Flaherty |
EVP, GC & Secretary |
• • – |
2025-10-31 |
4 |
D |
$143.71 |
$111,663 |
D/D |
(777) |
51,075 |
|
- |
|
| Burke Kathleen Flaherty |
EVP, GC & Secretary |
• • – |
2025-10-31 |
4 |
OE |
$0.00 |
$0 |
D/D |
777 |
51,852 |
|
- |
|
| Lee John Tseng-Chung |
President & CEO |
• • – |
2025-10-31 |
4 |
D |
$143.71 |
$287,851 |
D/D |
(2,003) |
147,270 |
|
- |
|
| Lee John Tseng-Chung |
President & CEO |
• • – |
2025-10-31 |
4 |
OE |
$0.00 |
$0 |
D/D |
2,003 |
149,273 |
|
- |
|
| Schreiner James Alan |
EVP & COO |
• • – |
2025-10-22 |
4 |
AS |
$138.68 |
$98,601 |
D/D |
(711) |
22,535 |
|
52% |
|
| Moloney Jacqueline F |
Director |
• • – |
2025-10-01 |
4 |
AS |
$122.14 |
$36,642 |
D/D |
(300) |
11,562 |
|
55% |
|
| Henry David Philip |
EVP, Global Str Mktg & GM, MSD |
• • – |
2025-09-18 |
4 |
AS |
$130.00 |
$650,000 |
D/D |
(5,000) |
15,571 |
|
57% |
|
| Schreiner James Alan |
EVP & COO |
• • – |
2025-09-18 |
4 |
AS |
$124.00 |
$103,912 |
D/D |
(838) |
23,246 |
|
57% |
|
| Mora Elizabeth |
Director |
• • – |
2025-09-02 |
4 |
AS |
$99.85 |
$29,955 |
D/D |
(300) |
19,263 |
|
83% |
|
| Schreiner James Alan |
EVP & COO |
• • – |
2025-08-18 |
4 |
D |
$100.22 |
$125,175 |
D/D |
(1,249) |
24,084 |
|
- |
|
| Schreiner James Alan |
EVP & COO |
• • – |
2025-08-18 |
4 |
OE |
$0.00 |
$0 |
D/D |
2,641 |
25,333 |
|
- |
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| Williams John Edward |
EVP & GM, PSD |
• • – |
2025-08-15 |
4 |
D |
$104.73 |
$32,257 |
D/D |
(308) |
3,640 |
|
- |
|
| Williams John Edward |
EVP & GM, PSD |
• • – |
2025-08-15 |
4 |
OE |
$0.00 |
$0 |
D/D |
947 |
3,948 |
|
- |
|
| Moloney Jacqueline F |
Director |
• • – |
2025-08-01 |
4 |
AS |
$92.10 |
$27,630 |
D/D |
(300) |
11,862 |
|
78% |
|
| Schreiner James Alan |
EVP & COO, MSD |
• • – |
2025-07-07 |
4 |
AS |
$102.44 |
$98,035 |
D/D |
(957) |
22,692 |
|
49% |
|
| Henry David Philip |
EVP, Operations & Corp Mktg |
• • – |
2025-07-03 |
4 |
AS |
$105.00 |
$210,000 |
D/D |
(2,000) |
20,571 |
|
52% |
|
| Mora Elizabeth |
Director |
• • – |
2025-06-02 |
4 |
AS |
$81.78 |
$24,534 |
D/D |
(300) |
19,563 |
|
63% |
|
| Jabre Wissam G |
Director |
• • – |
2025-05-12 |
4 |
A |
$0.00 |
$0 |
D/D |
2,479 |
4,488 |
|
- |
|
| Batra Raj |
Director |
• • – |
2025-05-12 |
4 |
A |
$0.00 |
$0 |
D/D |
2,479 |
15,445 |
|
- |
|
| Mora Elizabeth |
Director |
• • – |
2025-05-12 |
4 |
A |
$0.00 |
$0 |
D/D |
2,479 |
19,863 |
|
- |
|
| Moloney Jacqueline F |
Director |
• • – |
2025-05-12 |
4 |
A |
$0.00 |
$0 |
D/D |
2,479 |
12,162 |
|
- |
|
| Donahue Joseph B |
Director |
• • – |
2025-05-12 |
4 |
A |
$0.00 |
$0 |
D/D |
2,479 |
11,351 |
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- |
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511 Records found
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Page 1 of 21 |
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