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
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 $191M AUM 56.95% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
WCM
Weber Capital Management San Francisco, California $100M AUM
IH
IES Holdings Houston, Texas $214M AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
CC
Clearline Capital New York $1.93B AUM 38.13% 1-Year Est. Return
ICM
Invenomic Capital Management Boston, Massachusetts $2.18B AUM 0.03% 1-Year Est. Return

Jane Street's MG Position: Q1 2026 in Review

Jane Street reduced its Mistras Group (MG) stake by 6.1% in Q1 2026, selling an estimated $47K and leaving 49,764 shares worth $736K. The position accounts for ﹤0.01% of the portfolio, ranked #7167.

Jane Street first reported a position in MG in Q2 2020 and has held it in 12 quarters since. The position peaked at $955K in Q3 2025. 129 funds tracked by Wall St. Rank hold MG as of Q1 2026.

  • Jane Street held 49,764 shares of Mistras Group worth $736K as of Q1 2026.
  • Jane Street sold 3,258 Mistras Group shares in Q1 2026, an estimated $47K.
  • Mistras Group made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #7167 holding.
  • Jane Street first reported a position in Mistras Group in Q2 2020 and has held it in 12 quarters since.
  • Jane Street's Mistras Group position peaked at $955K in Q3 2025.
  • 129 funds tracked by Wall St. Rank held Mistras Group as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.