Mariner
MTSI icon

Mariner’s MACOM Technology Solutions MTSI Stock Holding History

Mariner’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
2025
Q4 		– Sell
-6,507
Closed -$810K – 3713
2025
Q3 		$810K Sell
6,507
-7,015
-52% -$926K ﹤0.01% 2071
2025
Q2 		$1.94M Sell
13,522
-134
-1% -$15.7K ﹤0.01% 1348
2025
Q1 		$1.37M Buy
13,656
+2,722
+25% +$331K ﹤0.01% 1468
2024
Q4 		$1.42M Buy
10,934
+810
+8% +$102K ﹤0.01% 1417
2024
Q3 		$1.13M Buy
10,124
+846
+9% +$88.7K ﹤0.01% 1517
2024
Q2 		$1.03M Buy
9,278
+211
+2% +$21.5K ﹤0.01% 1483
2024
Q1 		$867K Sell
9,067
-46
-0.5% -$4.07K ﹤0.01% 1614
2023
Q4 		$847K Sell
9,113
-805
-8% -$66.2K ﹤0.01% 1550
2023
Q3 		$809K Buy
9,918
+317
+3% +$23.4K ﹤0.01% 1446
2023
Q2 		$629K Buy
9,601
+4,215
+78% +$255K ﹤0.01% 1587
2023
Q1 		$380K Buy
5,386
+592
+12% +$40K ﹤0.01% 1882
2022
Q4 		$302K Buy
4,794
+168
+4% +$10.5K ﹤0.01% 2025
2022
Q3 		$240K Buy
+4,626
New +$253K ﹤0.01% 1927

Other funds holding MTSI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $645B AUM 30.41% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $62.3B AUM 26.25% 1-Year Est. Return

Mariner's MTSI Position: Q4 2025 in Review

Mariner sold out of MACOM Technology Solutions (MTSI) in Q4 2025, closing a stake of 6,507 shares — an estimated $810K sold.

Mariner first reported a position in MTSI in Q3 2022 and held it in 13 quarters. The position peaked at $1.94M in Q2 2025. 460 funds tracked by Wall St. Rank hold MTSI as of Q4 2025.

  • Mariner reported no remaining MACOM Technology Solutions position as of Q4 2025 after selling out during the quarter.
  • Mariner sold 6,507 MACOM Technology Solutions shares in Q4 2025, an estimated $810K.
  • Mariner first reported a position in MACOM Technology Solutions in Q3 2022 and held it in 13 quarters.
  • Mariner's MACOM Technology Solutions position peaked at $1.94M in Q2 2025.
  • 460 funds tracked by Wall St. Rank held MACOM Technology Solutions as of Q4 2025.

Based on Mariner's 13F filing for Q4 2025, filed 13 Feb 2026.