Jane Street’s Trinseo TSE Stock Holding History

Jane Street’s Portfolio TSE Stock Details TSE Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2023 Q4	–	Sell	-29,700	Closed	-$243K	–	9823
2023 Q3	$243K	Buy	29,700 +14,000	+89%	+$178K	﹤0.01%	7355
2023 Q2	$199K	Buy	+15,700	New	+$254K	﹤0.01%	7679
2023 Q1	–	Sell	-26,500	Closed	-$602K	–	9949
2022 Q4	$602K	Buy	+26,500	New	+$584K	﹤0.01%	5815
2022 Q3	–	Sell	-10,000	Closed	-$385K	–	10485
2022 Q2	$385K	Sell	10,000 -6,400	-39%	-$290K	﹤0.01%	7193
2022 Q1	$786K	Sell	16,400 -52,900	-76%	-$2.78M	﹤0.01%	6622
2021 Q4	$3.63M	Buy	+69,300	New	+$3.75M	﹤0.01%	3372
2021 Q3	–	Sell	-27,500	Closed	-$1.65M	–	10743
2021 Q2	$1.65M	Sell	27,500 -12,000	-30%	-$766K	﹤0.01%	4734
2021 Q1	$2.52M	Sell	39,500 -1,000	-2%	-$61K	﹤0.01%	3589
2020 Q4	$2.07M	Buy	40,500 +27,800	+219%	+$1.06M	﹤0.01%	3415
2020 Q3	$326K	Buy	12,700 +1,500	+13%	+$37.4K	﹤0.01%	5762
2020 Q2	$248K	Buy	+11,200	New	+$229K	﹤0.01%	6110

Other funds holding TSE

MGP

M&G plc London, United Kingdom $19.4B AUM 16.7% 1-Year Est. Return

NTCM

Nut Tree Capital Management New York $245M AUM 34.1% 1-Year Est. Return

CastleKnight Management New York $6B AUM 121.87% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

OCAM

Owl Creek Asset Management New York $1.38B AUM 59.67% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BCM

Brightline Capital Management Miami, Florida $338M AUM 197.95% 1-Year Est. Return

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Icon Advisers Greenwood Village, Colorado $433M AUM 40.01% 1-Year Est. Return

Jane Street's TSE Position: Q2 2025 in Review

Jane Street sold out of Trinseo (TSE) in Q2 2025, closing a stake of 267,745 shares — an estimated $985K sold.

Jane Street first reported a position in TSE in Q2 2014 and held it in 26 quarters. The position peaked at $3.82M in Q2 2021. 80 funds tracked by Wall St. Rank hold TSE as of Q2 2025.

Jane Street reported no remaining Trinseo position as of Q2 2025 after selling out during the quarter.
Jane Street sold 267,745 Trinseo shares in Q2 2025, an estimated $985K.
Jane Street first reported a position in Trinseo in Q2 2014 and held it in 26 quarters.
Jane Street's Trinseo position peaked at $3.82M in Q2 2021.
80 funds tracked by Wall St. Rank held Trinseo as of Q2 2025.

Based on Jane Street's 13F filing for Q2 2025, filed 14 Aug 2025.