SEC CIK 1413323

Donahue Joseph B

Reported ownership across 2 companies, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
TELview stock →55,7802017-12-12
MKSIview stock →10,032.7042026-05-27

Position History — MKSI

Reported shares owned immediately after each Form 4 transaction, over time.

04,0448,08812,1332020-052021-052022-052023-052024-052025-052026-052026-05

Recent Filings — MKSI

DateActivitySharesPriceOwned After
2026-05-27Open-market sale2,100$327.9510,032.704
2026-05-11Grant / award781.959—12,132.704
2025-05-12Grant / award2,479.34—11,350.75
2024-05-07Grant / award1,621.8—8,871.41
2023-05-16Grant / award2,369.11—7,249.61
2022-05-10Grant / award1,745.05—4,880.5
2021-05-11Grant / award1,146.79—3,135.45
2020-05-11Grant / award1,988.67—1,988.67

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.