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Jeff Yass’s Mistras Group MG Stock Holding History

Jeff Yass’s Portfolio MG Stock Details MG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.83M Buy
105,000
+51,900
+98% +$924K ﹤0.01% 6686
2026
Q1 		$785K Buy
+53,100
New +$767K ﹤0.01% 8519
2025
Q4 		– Sell
-58,300
Closed -$574K – 13095
2025
Q3 		$574K Sell
58,300
-20,000
-26% -$178K ﹤0.01% 8659
2025
Q2 		$627K Buy
78,300
+28,100
+56% +$236K ﹤0.01% 8639
2025
Q1 		$531K Buy
+50,200
New +$496K ﹤0.01% 8772
2023
Q2 		– Sell
-11,700
Closed -$79.3K – 12722
2023
Q1 		$79.3K Buy
+11,700
New +$64.1K ﹤0.01% 11436
2022
Q2 		– Sell
-33,500
Closed -$221K – 13539
2022
Q1 		$221K Buy
+33,500
New +$228K ﹤0.01% 10996
2021
Q4 		– Sell
-57,000
Closed -$579K – 13587
2021
Q3 		$579K Buy
57,000
+9,300
+19% +$91.8K ﹤0.01% 8996
2021
Q2 		$469K Buy
47,700
+32,300
+210% +$348K ﹤0.01% 9741
2021
Q1 		$176K Sell
15,400
-21,500
-58% -$190K ﹤0.01% 11528
2020
Q4 		$286K Sell
36,900
-29,300
-44% -$153K ﹤0.01% 9366
2020
Q3 		$259K Buy
+66,200
New +$266K ﹤0.01% 8993
2018
Q4 		– Sell
-10,100
Closed -$219K – 9555
2018
Q3 		$219K Buy
+10,100
New +$219K ﹤0.01% 8053
2018
Q2 		– Sell
-10,300
Closed -$195K – 10067
2018
Q1 		$195K Sell
10,300
-16,400
-61% -$339K ﹤0.01% 8341
2017
Q4 		$627K Sell
26,700
-24,500
-48% -$534K ﹤0.01% 6183
2017
Q3 		$1.05M Buy
+51,200
New +$1.04M ﹤0.01% 5179
2016
Q2 		– Sell
-28,900
Closed -$716K – 9024
2016
Q1 		$716K Buy
28,900
+2,700
+10% +$59.7K ﹤0.01% 5745
2015
Q4 		$500K Buy
+26,200
New +$506K ﹤0.01% 6768
2015
Q1 		– Sell
-46,200
Closed -$847K – 9707
2014
Q4 		$847K Buy
+46,200
New +$791K ﹤0.01% 6186
2013
Q4 		– Sell
-15,200
Closed -$258K – 9176
2013
Q3 		$258K Buy
+15,200
New +$266K ﹤0.01% 7421

Other funds holding MG

MRCM
Mill Road Capital Management Greenwich, Connecticut $203M AUM 79.43% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
RA
Royce & Associates New York $12.4B AUM 64.17% 1-Year Est. Return
WCM
Weber Capital Management San Francisco, California $118M AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
IH
IES Holdings Houston, Texas $311M AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $60.8B AUM 26.63% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Jeff Yass's MG Position: Q2 2026 in Review

Jeff Yass opened a new position in Mistras Group (MG) in Q2 2026: 66,187 shares worth $1.16M. The stake represents ﹤0.01% of the portfolio and ranks #7833 among its holdings. This is a return to the name: Jeff Yass previously reported a position in MG as recently as Q4 2025.

Jeff Yass first reported a position in MG in Q4 2013 and has held it in 36 quarters since. The position peaked at $2.6M in Q4 2017. 138 funds tracked by Wall St. Rank hold MG as of Q2 2026.

  • Jeff Yass held 66,187 shares of Mistras Group worth $1.16M as of Q2 2026.
  • Mistras Group was a new Jeff Yass position in Q2 2026.
  • Mistras Group made up ﹤0.01% of Jeff Yass's portfolio in Q2 2026, its #7833 holding.
  • Jeff Yass first reported a position in Mistras Group in Q4 2013 and has held it in 36 quarters since.
  • Jeff Yass's Mistras Group position peaked at $2.6M in Q4 2017.
  • 138 funds tracked by Wall St. Rank held Mistras Group as of Q2 2026.

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