Tudor Investment Corp
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Tudor Investment Corp’s Seres Therapeutics MCRB Stock Holding History

Tudor Investment Corp’s Portfolio MCRB Stock Details MCRB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-3,099
Closed -$43.4K – 3558
2025
Q1 		$43.4K Hold
3,099
– – ﹤0.01% 2963
2024
Q4 		$51.5K Hold
3,099
– – ﹤0.01% 2930
2024
Q3 		$58.6K Hold
3,099
– – ﹤0.01% 2617
2024
Q2 		$44.9K Hold
3,099
– – ﹤0.01% 2231
2024
Q1 		$48K Hold
3,099
– – ﹤0.01% 2116
2023
Q4 		$86.8K Sell
3,099
-1,259
-29% -$33.1K ﹤0.01% 2251
2023
Q3 		$207K Buy
+4,358
New +$333K ﹤0.01% 2080
2023
Q2 		– Sell
-3,330
Closed -$378K – 2740
2023
Q1 		$378K Buy
+3,330
New +$360K 0.01% 1782
2019
Q1 		– Sell
-595
Closed -$54K – 1205
2018
Q4 		$54K Sell
595
-182
-23% -$25.5K ﹤0.01% 954
2018
Q3 		$118K Sell
777
-297
-28% -$48.1K ﹤0.01% 1014
2018
Q2 		$185K Sell
1,074
-912
-46% -$149K 0.01% 941
2018
Q1 		$292K Sell
1,986
-175
-8% -$33.6K 0.01% 746
2017
Q4 		$438K Buy
2,161
+546
+34% +$112K 0.01% 661
2017
Q3 		$518K Buy
1,615
+484
+43% +$132K 0.01% 626
2017
Q2 		$256K Sell
1,131
-1,378
-55% -$283K 0.01% 807
2017
Q1 		$566K Buy
2,509
+1,553
+162% +$315K 0.02% 614
2016
Q4 		$189K Sell
956
-707
-43% -$154K ﹤0.01% 1238
2016
Q3 		$409K Buy
+1,663
New +$583K 0.01% 843
2015
Q3 		– Sell
-750
Closed -$623K – 1664
2015
Q2 		$623K Buy
+750
New +$655K 0.02% 650

Other funds holding MCRB

FP
Flagship Pioneering Cambridge, Massachusetts $1.16B AUM 67.93% 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
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
Vontobel Holding
Vontobel Holding Zurich, Switzerland $29.1B AUM 22.79% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
XT
XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return

Tudor Investment Corp's MCRB Position: Q2 2025 in Review

Tudor Investment Corp sold out of Seres Therapeutics (MCRB) in Q2 2025, closing a stake of 3,099 shares — an estimated $43.4K sold.

Tudor Investment Corp first reported a position in MCRB in Q2 2015 and held it in 19 quarters. The position peaked at $623K in Q2 2015. 33 funds tracked by Wall St. Rank hold MCRB as of Q2 2025.

  • Tudor Investment Corp reported no remaining Seres Therapeutics position as of Q2 2025 after selling out during the quarter.
  • Tudor Investment Corp sold 3,099 Seres Therapeutics shares in Q2 2025, an estimated $43.4K.
  • Tudor Investment Corp first reported a position in Seres Therapeutics in Q2 2015 and held it in 19 quarters.
  • Tudor Investment Corp's Seres Therapeutics position peaked at $623K in Q2 2015.
  • 33 funds tracked by Wall St. Rank held Seres Therapeutics as of Q2 2025.

Based on Tudor Investment Corp's 13F filing for Q2 2025, filed 14 Aug 2025.