Seth H Bagshaw is EVP, CFO & Treasurer of MKS INSTRUMENTS INC. Currently has a direct ownership of 0 shares of MKSI, which is worth approximately $0. The most recent transaction as insider was on Feb 22, 2024, when has been sold 32,865 shares (Common Stock) at a price of $123.79 per share, resulting in proceeds of $4,068,358. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 0
0% 3M change
100.0% 12M change
Total Value Held $0

SETH H BAGSHAW Transaction History

Date Transaction Value Shares Traded Shares Held Form
Feb 22 2024
SELL
Open market or private sale
$4,068,358 $123.79 p/Share
32,865 Reduced 100.0%
0 Common Stock
Feb 15 2024
SELL
Payment of exercise price or tax liability
$1,120,481 $122.15 p/Share
9,173 Reduced 21.82%
32,865 Common Stock
Feb 15 2024
BUY
Exercise of conversion of derivative security
-
21,365 Added 33.7%
42,038 Common Stock
Dec 01 2023
SELL
Payment of exercise price or tax liability
$58,848 $84.19 p/Share
699 Reduced 3.27%
20,672 Common Stock
Dec 01 2023
BUY
Exercise of conversion of derivative security
-
699 Added 3.17%
21,371 Common Stock
Sep 06 2023
SELL
Open market or private sale
$2,435,250 $97.41 p/Share
25,000 Reduced 54.89%
20,546 Common Stock
Feb 15 2023
SELL
Payment of exercise price or tax liability
$699,623 $100.29 p/Share
6,976 Reduced 13.32%
45,396 Common Stock
Feb 15 2023
BUY
Exercise of conversion of derivative security
-
18,003 Added 25.58%
52,372 Common Stock
Dec 02 2022
SELL
Payment of exercise price or tax liability
$52,244 $83.86 p/Share
623 Reduced 1.78%
34,367 Common Stock
Dec 02 2022
BUY
Exercise of conversion of derivative security
-
623 Added 1.75%
34,990 Common Stock
Oct 28 2022
SELL
Payment of exercise price or tax liability
$163,493 $84.58 p/Share
1,933 Reduced 5.34%
34,290 Common Stock
Oct 28 2022
BUY
Exercise of conversion of derivative security
-
4,358 Added 10.74%
36,223 Common Stock
Feb 15 2022
SELL
Payment of exercise price or tax liability
$1,104,157 $152.55 p/Share
7,238 Reduced 18.56%
31,764 Common Stock
Feb 15 2022
BUY
Exercise of conversion of derivative security
-
17,009 Added 30.37%
39,002 Common Stock
Dec 03 2021
SELL
Payment of exercise price or tax liability
$81,011 $156.09 p/Share
519 Reduced 2.31%
21,992 Common Stock
Dec 03 2021
BUY
Exercise of conversion of derivative security
-
519 Added 2.25%
22,511 Common Stock
Oct 28 2021
SELL
Payment of exercise price or tax liability
$281,715 $145.74 p/Share
1,933 Reduced 8.1%
21,924 Common Stock
Oct 28 2021
BUY
Exercise of conversion of derivative security
-
4,358 Added 15.45%
23,857 Common Stock
Apr 15 2021
SELL
Open market or private sale
$1,678,680 $186.52 p/Share
9,000 Reduced 31.68%
19,410 Common Stock
Feb 16 2021
SELL
Payment of exercise price or tax liability
$1,156,151 $172.2 p/Share
6,714 Reduced 19.12%
28,410 Common Stock
Feb 16 2021
BUY
Exercise of conversion of derivative security
-
15,833 Added 31.07%
35,124 Common Stock
Dec 04 2020
SELL
Payment of exercise price or tax liability
$79,799 $151.71 p/Share
526 Reduced 2.65%
19,288 Common Stock
Dec 04 2020
BUY
Exercise of conversion of derivative security
-
526 Added 2.59%
19,814 Common Stock
SHB

Seth H Bagshaw

EVP, CFO & Treasurer
Andover, MA

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