OAM
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Oberweis Asset Management’s MACOM Technology Solutions MTSI Stock Holding History

Oberweis Asset Management’s Portfolio MTSI Stock Details MTSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$68.2M Sell
179,356
-36,530
-17% -$12.1M 1.41% 11
2026
Q1 		$47.9M Buy
215,886
+36,926
+21% +$8.24M 1.42% 9
2025
Q4 		$30.7M Buy
178,960
+1,170
+0.7% +$186K 1.12% 14
2025
Q3 		$22.1M Sell
177,790
-1,730
-1% -$228K 0.85% 35
2025
Q2 		$25.7M Sell
179,520
-53,000
-23% -$6.19M 1.12% 19
2025
Q1 		$23.3M Buy
232,520
+53,450
+30% +$6.51M 1.16% 19
2024
Q4 		$23.3M Buy
179,070
+25,970
+17% +$3.27M 1.1% 15
2024
Q3 		$17M Buy
+153,100
New +$16.1M 0.87% 35
2023
Q3 		– Sell
-55,700
Closed -$3.65M – 206
2023
Q2 		$3.65M Buy
55,700
+11,600
+26% +$703K 0.44% 86
2023
Q1 		$3.12M Buy
44,100
+5,700
+15% +$385K 0.48% 59
2022
Q4 		$2.42M Buy
38,400
+18,000
+88% +$1.12M 0.51% 47
2022
Q3 		$1.06M Buy
20,400
+12,900
+172% +$706K 0.25% 100
2022
Q2 		$346K Buy
7,500
+2,800
+60% +$144K 0.09% 135
2022
Q1 		$281K Sell
4,700
-1,400
-23% -$87.5K 0.06% 142
2021
Q4 		$478K Buy
6,100
+2,400
+65% +$173K 0.09% 115
2021
Q3 		$240K Sell
3,700
-200
-5% -$12.3K 0.05% 144
2021
Q2 		$250K Buy
3,900
+100
+3% +$5.8K 0.05% 139
2021
Q1 		$220K Buy
+3,800
New +$236K 0.05% 153
2020
Q4 		– Sell
-5,900
Closed -$201K – 148
2020
Q3 		$201K Buy
+5,900
New +$214K 0.07% 120

Other funds holding MTSI

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return

Oberweis Asset Management's MTSI Position: Q2 2026 in Review

Oberweis Asset Management reduced its MACOM Technology Solutions (MTSI) stake by 17% in Q2 2026, selling an estimated $12.1M and leaving 179,356 shares worth $68.2M. The position accounts for 1.41% of the portfolio, ranked #11.

Oberweis Asset Management first reported a position in MTSI in Q3 2020 and has held it in 19 quarters since. 656 funds tracked by Wall St. Rank hold MTSI as of Q2 2026.

  • Oberweis Asset Management held 179,356 shares of MACOM Technology Solutions worth $68.2M as of Q2 2026.
  • Oberweis Asset Management sold 36,530 MACOM Technology Solutions shares in Q2 2026, an estimated $12.1M.
  • MACOM Technology Solutions made up 1.41% of Oberweis Asset Management's portfolio in Q2 2026, its #11 holding.
  • Oberweis Asset Management first reported a position in MACOM Technology Solutions in Q3 2020 and has held it in 19 quarters since.
  • 656 funds tracked by Wall St. Rank held MACOM Technology Solutions as of Q2 2026.

Based on Oberweis Asset Management's 13F filing for Q2 2026, filed 14 Aug 2026.