MKSI

Mks INC

+$4.7B

Net Activity

Institutions Holding

616

Popularity Rank

#863

Avg Weight

0.32%

Total Value

$16.3B

Ownership Trend

616 institutions currently hold MKSI, with 352 net buyers and 248 net sellers this quarter.

Institutional Moves

Institutional Moves (Q1 2026)

Majority Increased

Based on recent trading activity

Net Selling Institutions

248

Net Buying Institutions

352

Key Holders

Key Holders

Top 5 by Value

BI
BlackRock, Inc.
$1.5B
IL
Invesco Ltd.
$855.2M
VP
Vanguard Portfolio Management LLC
$847.0M
VC
Vanguard Capital Management LLC
$692.7M
SS
State Street CORP
$472.9M

Top 5 by Conviction

FF
FengHe Fund Management Pte. Ltd.
14.49%
BG
Blue Grotto Capital, LLC
9.93%
AM
Aspex Management (HK) Ltd
5.13%
WR
Whale Rock Capital Management LLC
3.88%
CA
Contour Asset Management LLC
2.80%
View all 616 holding institutions

Quarterly Activity

Recent Activity

+$8.3B

Total Buy Value

$7.0B

Total Sell Value

New buy151
Trim195
Add201
Sold out53

352

Net Buyers

248

Net Sellers

Insider Trading (Form 4)

Form 144 Pre-Sale Notices

3

Filings (90d)

$2.23M

Total Est. Value

7K shares

Planned Shares

Last Filed 2026-06-12
FilerFiling DateEst. Value
Schreiner James Alan2026-06-12$1.21M
Schreiner James Alan2026-06-10$248K
McCarthy Michelle M2026-06-05$767K

Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

No Form 8-K filings for this ticker

FAQ

Who are the top institutional investors holding MKS INC (MKSI)?
Major stakeholders currently include BlackRock, Inc. ($1.5B), Invesco Ltd. ($855.2M), Vanguard Portfolio Management LLC ($847.0M). Based on the latest 13F filings, there are a total of 616 tracked investment funds and institutions maintaining positions in MKSI.
What is the overall institutional sentiment toward MKSI recently?
Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $4.7B, driven by 352 managers accumulating shares while 248 reduced their exposure.
Which institutions have been selling or reducing their MKSI positions?
In the latest period, 195 funds trimmed their holdings, and 53 managers completely exited their positions. The aggregate reported sell value was $7.0B.
Are there any notable investors adding MKSI to their portfolios?
Yes, buying activity remains notable. 151 institutions opened new positions in {ticker}, and 201 existing holders added to their shares. The total reported buy value for the quarter amounted to $8.3B.

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