MTSI
MACOM Technology (MTSI)
NASDAQ
$244.06+$17.58 (+7.76%)
Price as of Nov 11, 2026 7:22 PM EST
  • $17.3B
    Market Cap
  • 33.24%
    1-Year Change
  • Semiconductors
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
FMR LLC
13.78%
10.5M
-83,296 (-0.79%)
Jun 30, 2026
BLACKROCK, INC.
12.46%
9.5M
+946,616 (+9.95%)
Jun 30, 2026
VANGUARD GROUP INC
9.46%
7.2M
+157,343 (+2.18%)
Dec 31, 2025
BLACKROCK FUNDING, INC. /DE
7.11%
5.4M
+219,292 (+4.04%)
Dec 31, 2024
BLACKROCK INC.
6.52%
5.0M
-1.5M (-30.55%)
Jun 30, 2024
N/A
4.72%
3.6M
+18,243 (+0.51%)
Jun 30, 2026
VANGUARD PORTFOLIO MANAGEMENT LLC
4.72%
3.6M
+18,243 (+0.51%)
Jun 30, 2026

Current Ownership Distribution

  • Mutual Funds1.6B (56.80%)
  • Institutions1.2B (42.45%)
  • Insiders20.5M (0.75%)
  • Other0 (0.00%)

Insider Transactions

  • 0.75% (20.5M)
    Current InsiderOwnership (%, shares)
  • 0
    Number of InsiderBuying (last 12 months)
  • $0.00
    Amount of InsiderBuying (last 12 months)
  • 7
    Number of InsiderSelling (last 12 months)
  • $11.6B
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Kober John
Senior VP and CFO
Sell
Nov 09, 2026
$206,694.39
973
$212.43
35,580
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$8,497.20
40
$212.43
25,123
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$8,542.40
40
$213.56
25,083
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$17,198.40
80
$214.98
25,003
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$17,416.00
80
$217.70
24,923
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$26,316.00
120
$219.30
24,803
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$61,793.20
280
$220.69
24,523
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$26,653.20
120
$222.11
24,403
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$124,986.40
560
$223.19
23,843
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$170,323.60
760
$224.11
23,083
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$234,239.20
1,040
$225.23
22,043
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$280,500.40
1,240
$226.21
20,803
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$281,765.20
1,240
$227.23
19,563
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$191,671.20
840
$228.18
18,723
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$159,731.49
697
$229.17
18,026
Roth Ambra R.
SVP, GC and Secretary
Sell
Nov 09, 2026
$542,823.60
2,360
$230.01
15,666
Kober John
Senior VP and CFO
In Kind
Nov 06, 2026
$163,720.48
776
$210.98
57,589
Roth Ambra R.
SVP, GC and Secretary
In Kind
Nov 06, 2026
$114,140.18
541
$210.98
25,163
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$39,049.77
199
$196.23
57,390
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$63,278.73
321
$197.13
57,069
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$95,227.20
480
$198.39
56,589
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$135,551.20
680
$199.34
55,909
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$112,319.20
560
$200.57
55,349
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$241,656.00
1,200
$201.38
54,149
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$153,846.80
760
$202.43
53,389
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$179,053.60
880
$203.47
52,509
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$179,907.20
880
$204.44
51,629
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$324,025.60
1,576
$205.60
50,053
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$401,771.16
1,946
$206.46
48,107
Kober John
Senior VP and CFO
Sell
Nov 06, 2026
$372,995.10
1,798
$207.45
46,309