MACOM Technology Solutions Holdings MTSI Institutional Ownership

NASDAQ MTSI

$274.90 +2.47 (+0.91%)

At close: Sep 11, 2026 · 4:00 PM EDT

Institutions by Trading Activity

652 Institutions

Increased 398 61.0%

Unchanged 65 10.0%

Reduced 189 29.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

100.15%

▲+0.13 pp QoQ

Shares Held by Institutions

75.40Mn

of 75.28Mn outstanding

▲+4.02% QoQ

Shares Outstanding

75.28Mn

-114.72K held outside 13F filers

Institutional Investors

652

filed 13F for Jun 2026

▲+141 vs prior quarter

Net Shares Added (QoQ)

+2.91Mn

accumulated since last quarter

Value of Holdings

$20.73Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

MACOM Technology Solutions Holdings, Inc. (NASDAQ:MTSI) showed up in the 13F filings of 652 institutional investors as of June 2026.

These investors collectively held 100.2% of MACOM Technology Solutions Holdings's outstanding shares in June 2026, up from 100.0% in March 2026.
They increased total shares held in MTSI by 4.02% quarter over quarter, and investors in MACOM Technology Solutions Holdings increased 55.98% from a year ago.
During the quarter, 398 of these 652 funds increased positions in MTSI, 189 reduced exposure, and 65 held steady.
In total, institutional investors held 75.4Mn shares in MACOM Technology Solutions Holdings as of June 2026, up by 2.91Mn shares quarter on quarter, and up 9.29Mn shares year over year.
As of June 30, 2026, the biggest holder of MACOM Technology Solutions Holdings is FMR LLC at 10.53Mn shares, representing 13.98% of shares outstanding.
Top purchasers of MTSI stock for the quarter ending June 2026 included Ascentis Wealth Management, LLC (1.63Mn), NORGES BANK (996.73K), BlackRock, Inc. (946.62K), Qube Research & Technologies Ltd (790.68K), Jupiter Topco LLC (674.79K).
The largest sales of MTSI for the quarter ending June 2026 came from T. Rowe Price Investment Management, Inc. (1.64Mn), Invesco Ltd. (1.52Mn), CITADEL ADVISORS LLC (546.87K), UBS Group AG (419.46K), Artisan Partners Limited Partnership (419.31K).
Per Business Quant, the top 10 investors in MTSI for the quarter ending June 2026 include FMR LLC (10.53Mn), BlackRock, Inc. (9.51Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (3.61Mn), VANGUARD CAPITAL MANAGEMENT LLC (3.06Mn), T. Rowe Price Investment Management, Inc. (2.85Mn), State Street Corp (2.26Mn), Invesco Ltd. (2.15Mn), Jpmorgan Chase & Co (2.13Mn), Ascentis Wealth Management, LLC (1.63Mn), GEODE CAPITAL MANAGEMENT, LLC (1.41Mn).

Form 13F Holdings

652 Institutional Holders

Report period 30 Jun, 2026

Total shares held 75.40Mn

Of outstanding 100.15%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	FMR LLC	0000315066	10,527,144	13.98%	▼83,296	-0.79%	$4.00Bn
2	BlackRock, Inc.	0002012383	9,512,899	12.64%	▲946,616	+11.05%	$3.62Bn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	3,605,324	4.79%	▲18,243	+0.51%	$1.37Bn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	3,064,683	4.07%	▲71,832	+2.40%	$1.17Bn
5	T. Rowe Price Investment Management, Inc.	0001897612	2,850,185	3.79%	▼1,635,897	-36.47%	$1.08Mn
6	State Street Corp	0000093751	2,262,242	3.00%	▲109,491	+5.09%	$860.49Mn
7	Invesco Ltd.	0000914208	2,149,581	2.86%	▼1,524,234	-41.49%	$817.64Mn
8	Jpmorgan Chase & Co	0000019617	2,125,091	2.82%	▲109,461	+5.43%	$792.99Mn
9	Ascentis Wealth Management, LLC	0002032602	1,631,026	2.17%	▲1,626,738	+37,936.99%	$1.63Mn
10	GEODE CAPITAL MANAGEMENT, LLC	0001214717	1,409,741	1.87%	▲50,207	+3.69%	$536.34Mn
11	WELLINGTON MANAGEMENT GROUP LLP	0000902219	1,205,711	1.60%	▼342,324	-22.11%	$458.62Mn
12	MASSACHUSETTS FINANCIAL SERVICES CO /MA/	0000912938	1,166,242	1.55%	▲337,794	+40.77%	$443.58Mn
13	Capital Research Global Investors	0001422848	1,086,149	1.44%	▼136,523	-11.17%	$413.14Mn
14	NORGES BANK	0001374170	996,731	1.32%	▲996,731	0.00%	$379.13Mn
15	Whale Rock Capital Management LLC	0001387322	988,785	1.31%	▼186,206	-15.85%	$376.10Mn
16	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	980,134	1.30%	▲65,284	+7.14%	$372.82K
17	Neuberger Berman Group LLC	0001465109	826,969	1.10%	▲38,150	+4.84%	$314.39Mn
18	Goldman Sachs Group Inc	0000886982	812,421	1.08%	▲381,621	+88.58%	$309.02Mn
19	Franklin Resources Inc	0000038777	798,891	1.06%	▲296,922	+59.15%	$303.87Mn
20	Qube Research & Technologies Ltd	0001729829	790,678	1.05%	▲790,678	0.00%	$300.75Mn

Showing 1 to 20 of 652 holders