Jane Street
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Jane Street’s Mistras Group MG Stock Holding History

Jane Street’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 		– Sell
-49,764
Closed -$886K – 12525
2026
Q1 		$736K Sell
49,764
-3,258
-6% -$47K ﹤0.01% 7167
2025
Q4 		$671K Sell
53,022
-44,055
-45% -$497K ﹤0.01% 7062
2025
Q3 		$955K Buy
97,077
+57,742
+147% +$514K ﹤0.01% 6401
2025
Q2 		$315K Sell
39,335
-12,723
-24% -$107K ﹤0.01% 7775
2025
Q1 		$551K Buy
52,058
+29,236
+128% +$289K ﹤0.01% 6681
2024
Q4 		$207K Buy
22,822
+4,632
+25% +$45.6K ﹤0.01% 8360
2024
Q3 		$207K Sell
18,190
-5,102
-22% -$52.4K ﹤0.01% 8600
2024
Q2 		$193K Buy
+23,292
New +$204K ﹤0.01% 8414
2023
Q3 		– Sell
-76,255
Closed -$589K – 9087
2023
Q2 		$589K Sell
76,255
-3,210
-4% -$23.9K ﹤0.01% 6071
2023
Q1 		$539K Buy
+79,465
New +$435K ﹤0.01% 6199
2020
Q4 		– Sell
-24,604
Closed -$96K – 7860
2020
Q3 		$96K Sell
24,604
-29,164
-54% -$117K ﹤0.01% 6763
2020
Q2 		$212K Buy
+53,768
New +$223K ﹤0.01% 6300

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

Jane Street's MG Position: Q2 2026 in Review

Jane Street sold out of Mistras Group (MG) in Q2 2026, closing a stake of 49,764 shares — an estimated $886K sold.

Jane Street first reported a position in MG in Q2 2020 and held it in 12 quarters. The position peaked at $955K in Q3 2025. 137 funds tracked by Wall St. Rank hold MG as of Q2 2026.

  • Jane Street reported no remaining Mistras Group position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 49,764 Mistras Group shares in Q2 2026, an estimated $886K.
  • Jane Street first reported a position in Mistras Group in Q2 2020 and held it in 12 quarters.
  • Jane Street's Mistras Group position peaked at $955K in Q3 2025.
  • 137 funds tracked by Wall St. Rank held Mistras Group as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.