Question 1

Which hedge funds and institutional investors hold MKSI?

Accepted Answer

StonkWhisper tracks 13F filings submitted to the SEC by institutional investment managers with over $100 million in assets. The whale tracker for MKSI shows which major funds hold positions, their portfolio weight, share counts, and how those positions changed quarter over quarter.

Question 2

What does conviction level mean for MKSI whale holdings?

Accepted Answer

Conviction level reflects how significant MKSI is within a fund's overall portfolio. A high-conviction position means the manager has allocated a large percentage of their portfolio to MKSI, suggesting strong directional confidence in the stock.

Question 3

How current is the whale data for MKSI?

Accepted Answer

Institutional 13F filings are required within 45 days of each calendar quarter end (March 31, June 30, September 30, December 31). StonkWhisper processes filings as they are published on SEC EDGAR, so data reflects the most recently reported quarter.

Question 4

What do quarter-over-quarter changes tell me about MKSI?

Accepted Answer

QoQ changes for MKSI show whether institutional managers are increasing, decreasing, initiating, or exiting their positions. New positions and significant increases can signal growing institutional conviction, while exits or decreases may indicate waning confidence.

Manager	Shares	Value	% of Portfolio	Manager AUM
State Street	2.1M	$472.9M	0.0%	$2896.4B
Point72	1.6M	$370.1M	0.5%	$78.1B
Whale Rock	1.3M	$300.3M	3.9%	$7.7B
Capital World	1.3M	$293.5M	0.0%	$732.9B
Millennium	894.4K	$205.5M	0.1%	$240.3B
Franklin Templeton	463.3K	$106.5M	0.0%	$408.3B
Tremblant	329.8K	$75.8M	2.4%	$3.1B
American Century	281.0K	$64.6M	0.0%	$194.3B
Two Sigma	278.7K	$64.0M	0.1%	$123.9B
Geode Capital	256.3K	$58.9M	0.0%	$1607.5B
Gotham Asset	195.4K	$44.9M	0.1%	$32.7B
Samlyn	194.9K	$44.8M	0.8%	$5.9B
Light Street	122.3K	$28.1M	5.3%	$534.2M
Renaissance Tech	103.6K	$23.8M	0.0%	$63.9B
Marshall Wace	98.7K	$22.7M	0.0%	$100.4B
Tudor	81.3K	$18.7M	0.0%	$53.9B
PDT Partners	76.8K	$17.6M	1.0%	$1.7B
ExodusPoint	60.1K	$13.8M	0.1%	$12.4B
Citadel	55.7K	$12.8M	0.0%	$618.5B
Wellington	53.5K	$12.3M	0.0%	$535.5B
DFA	52.1K	$12.0M	0.0%	$481.4B
Gabelli	47.1K	$10.8M	0.1%	$14.8B
Robeco	45.6K	$10.5M	0.2%	$4.7B
WorldQuant	43.5K	$10.0M	0.0%	$25.9B
Citadel	43.0K	$9.9M	0.0%	$618.5B
Segall Bryant	39.4K	$9.1M	0.1%	$7.0B
Bridgewater	38.1K	$8.8M	0.0%	$22.4B
Citadel	31.1K	$7.1M	0.0%	$618.5B
Invesco	14.1K	$3.2M	0.0%	$653.3B
Man Group	11.3K	$2.6M	0.0%	$55.1B
WCM	12.1K	$2.6M	0.0%	$43.8B
Neuberger Berman (Eisman)	10.1K	$2.3M	0.0%	$131.4B
Moore Capital	10.0K	$2.3M	0.0%	$4.9B
Brevan Howard	8.3K	$1.9M	0.0%	$11.3B
Caxton	8.0K	$1.8M	0.0%	$4.4B
Maverick Capital	7.3K	$1.7M	0.0%	$8.7B
Tudor	2.3K	$529K	0.0%	$53.9B
DE Shaw	2.1K	$489K	0.0%	$166.3B
Winton	1.6K	$368K	0.0%	$2.9B
Northern Trust	1.6K	$357K	—	$756.6B
Fidelity (FMR)	1.4K	$313K	—	$1898.4B
Point72	1.1K	$253K	0.0%	$78.1B
Balyasny	49	$11K	—	$77.1B
BlackRock	43	$10K	—	$5723.5B
Acadian	41.3K	$9K	0.0%	$70.5M
AQR Capital	2	$444	—	$218.4B

MKSI

Who Holds MKSI

Changes This Quarter