State Street
TSE

State Street’s Trinseo TSE Stock Holding History

State 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
2026
Q1 		– Sell
-478,033
Closed -$238K – 4343
2025
Q4 		$238K Buy
478,033
+54,247
+13% +$64.7K ﹤0.01% 3863
2025
Q3 		$996K Buy
423,786
+42,578
+11% +$111K ﹤0.01% 3513
2025
Q2 		$1.19M Buy
381,208
+232,231
+156% +$766K ﹤0.01% 3452
2025
Q1 		$549K Buy
148,977
+7,400
+5% +$33.7K ﹤0.01% 3573
2024
Q4 		$722K Sell
141,577
-16,300
-10% -$80.4K ﹤0.01% 3553
2024
Q3 		$807K Sell
157,877
-12,503
-7% -$41.6K ﹤0.01% 3518
2024
Q2 		$394K Sell
170,380
-601,780
-78% -$1.87M ﹤0.01% 3613
2024
Q1 		$2.92M Sell
772,160
-16,407
-2% -$87.5K ﹤0.01% 3146
2023
Q4 		$6.6M Sell
788,567
-31,393
-4% -$210K ﹤0.01% 2813
2023
Q3 		$6.7M Sell
819,960
-557,674
-40% -$7.07M ﹤0.01% 2785
2023
Q2 		$17.5M Sell
1,377,634
-35,134
-2% -$568K ﹤0.01% 2325
2023
Q1 		$29.5M Sell
1,412,768
-377
-0% -$9.22K ﹤0.01% 1979
2022
Q4 		$32.1M Buy
1,413,145
+15,937
+1% +$351K ﹤0.01% 1923
2022
Q3 		$25.6M Sell
1,397,208
-35,401
-2% -$1.11M ﹤0.01% 2040
2022
Q2 		$55.1M Sell
1,432,609
-61,257
-4% -$2.78M ﹤0.01% 1576
2022
Q1 		$71.6M Buy
1,493,866
+98,697
+7% +$5.18M ﹤0.01% 1525
2021
Q4 		$73.2M Buy
1,395,169
+46,926
+3% +$2.54M ﹤0.01% 1537
2021
Q3 		$73.2M Buy
1,348,243
+1,569
+0.1% +$81.6K ﹤0.01% 1514
2021
Q2 		$80.6M Buy
1,346,674
+35,832
+3% +$2.29M ﹤0.01% 1476
2021
Q1 		$83.5M Sell
1,310,842
-30,623
-2% -$1.87M ﹤0.01% 1372
2020
Q4 		$68.7M Sell
1,341,465
-12,908
-1% -$492K ﹤0.01% 1439
2020
Q3 		$34.7M Sell
1,354,373
-46,712
-3% -$1.16M ﹤0.01% 1700
2020
Q2 		$31M Sell
1,401,085
-28,502
-2% -$583K ﹤0.01% 1758
2020
Q1 		$25.9M Buy
1,429,587
+184,599
+15% +$4.9M ﹤0.01% 1681
2019
Q4 		$46.3M Buy
1,244,988
+32,740
+3% +$1.33M ﹤0.01% 1566
2019
Q3 		$52.1M Buy
1,212,248
+317,271
+35% +$11.8M ﹤0.01% 1415
2019
Q2 		$37.9M Sell
894,977
-29
-0% -$1.24K ﹤0.01% 1666
2019
Q1 		$40.5M Buy
895,006
+6,853
+0.8% +$332K ﹤0.01% 1572
2018
Q4 		$40.7M Sell
888,153
-22,468
-2% -$1.22M ﹤0.01% 1487
2018
Q3 		$71.3M Buy
910,621
+12,371
+1% +$927K 0.01% 1306
2018
Q2 		$63.7M Sell
898,250
-10,132
-1% -$754K 0.01% 1326
2018
Q1 		$67.3M Sell
908,382
-30,865
-3% -$2.43M 0.01% 1244
2017
Q4 		$68.2M Buy
939,247
+39,413
+4% +$2.81M 0.01% 1242
2017
Q3 		$60.4M Buy
899,834
+13,471
+2% +$896K 0.01% 1261
2017
Q2 		$60.9M Buy
886,363
+315,334
+55% +$20.6M 0.01% 1237
2017
Q1 		$38.3M Buy
571,029
+7,094
+1% +$476K ﹤0.01% 1486
2016
Q4 		$33.4M Buy
563,935
+61,571
+12% +$3.45M ﹤0.01% 1527
2016
Q3 		$28.4M Buy
502,364
+40,236
+9% +$2.13M ﹤0.01% 1535
2016
Q2 		$19.8M Buy
462,128
+291,161
+170% +$12.8M ﹤0.01% 1762
2016
Q1 		$6.3M Buy
170,967
+4,926
+3% +$140K ﹤0.01% 2430
2015
Q4 		$4.68M Buy
166,041
+3,367
+2% +$98.1K ﹤0.01% 2568
2015
Q3 		$4.11M Buy
162,674
+5,571
+4% +$149K ﹤0.01% 2622
2015
Q2 		$4.22M Buy
157,103
+16,100
+11% +$412K ﹤0.01% 2718
2015
Q1 		$2.79M Buy
141,003
+26,960
+24% +$470K ﹤0.01% 2885
2014
Q4 		$1.99M Buy
114,043
+30,743
+37% +$466K ﹤0.01% 3047
2014
Q3 		$1.31M Buy
+83,300
New +$1.56M ﹤0.01% 3177

Other funds holding TSE

KBFS
Kohmann Bosshard Financial Services Fairlawn, Ohio $1.18B AUM 16.34% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
EWA
EverSource Wealth Advisors Birmingham, Alabama $3.28B AUM 23.66% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
GI
GAMMA Investing Foster City, California $2.69B AUM 42.78% 1-Year Est. Return
RhumbLine Advisers
RhumbLine Advisers Boston, Massachusetts $117B AUM 29.66% 1-Year Est. Return
ME
McIlrath & Eck Arlington, Washington $1.35B AUM 15.78% 1-Year Est. Return
SC
Swan Capital Pensacola, Florida $272M AUM 14.84% 1-Year Est. Return
Rockefeller Capital Management
Rockefeller Capital Management New York $56.4B AUM 24.96% 1-Year Est. Return
EP
Essential Partners Rancho Santa Fe, California $297M AUM 40.85% 1-Year Est. Return

State Street's TSE Position: Q1 2026 in Review

State Street sold out of Trinseo (TSE) in Q1 2026, closing a stake of 478,033 shares — an estimated $238K sold.

State Street first reported a position in TSE in Q3 2014 and held it in 46 quarters. The position peaked at $83.5M in Q1 2021. 14 funds tracked by Wall St. Rank hold TSE as of Q1 2026.

  • State Street reported no remaining Trinseo position as of Q1 2026 after selling out during the quarter.
  • State Street sold 478,033 Trinseo shares in Q1 2026, an estimated $238K.
  • State Street first reported a position in Trinseo in Q3 2014 and held it in 46 quarters.
  • State Street's Trinseo position peaked at $83.5M in Q1 2021.
  • 14 funds tracked by Wall St. Rank held Trinseo as of Q1 2026.

Based on State Street's 13F filing for Q1 2026, filed 15 May 2026.