JY
MPX

Jeff Yass’s Marine Products Corp MPX Stock Holding History

Jeff Yass’s Portfolio MPX Stock Details MPX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-12,034
Closed -$87.5K – 14120
2026
Q1 		$87.5K Buy
12,034
+1,978
+20% +$16.3K ﹤0.01% 12416
2025
Q4 		$88.1K Buy
+10,056
New +$87K ﹤0.01% 11520
2025
Q3 		– Sell
-11,744
Closed -$99.9K – 13339
2025
Q2 		$99.9K Sell
11,744
-779
-6% -$6.51K ﹤0.01% 11798
2025
Q1 		$105K Sell
12,523
-5,883
-32% -$51.8K ﹤0.01% 11511
2024
Q4 		$169K Buy
+18,406
New +$177K ﹤0.01% 10914
2023
Q2 		– Sell
-14,179
Closed -$187K – 12741
2023
Q1 		$187K Buy
+14,179
New +$185K ﹤0.01% 10685
2017
Q3 		– Sell
-16,306
Closed -$255K – 9324
2017
Q2 		$255K Buy
+16,306
New +$210K ﹤0.01% 7864
2017
Q1 		– Sell
-10,379
Closed -$120K – 9582
2016
Q4 		$144K Buy
+10,379
New +$112K ﹤0.01% 8876

Other funds holding MPX

IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Jeff Yass's MPX Position: Q2 2026 in Review

Jeff Yass sold out of Marine Products Corp (MPX) in Q2 2026, closing a stake of 12,034 shares — an estimated $87.5K sold.

Jeff Yass first reported a position in MPX in Q4 2016 and held it in 8 quarters. The position peaked at $255K in Q2 2017. 1 fund tracked by Wall St. Rank holds MPX as of Q2 2026.

  • Jeff Yass reported no remaining Marine Products Corp position as of Q2 2026 after selling out during the quarter.
  • Jeff Yass sold 12,034 Marine Products Corp shares in Q2 2026, an estimated $87.5K.
  • Jeff Yass first reported a position in Marine Products Corp in Q4 2016 and held it in 8 quarters.
  • Jeff Yass's Marine Products Corp position peaked at $255K in Q2 2017.
  • 1 fund tracked by Wall St. Rank held Marine Products Corp as of Q2 2026.

Based on Susquehanna International Group's 13F filing for Q2 2026, filed 14 Aug 2026.