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TSE

Trinseo

Delisted

TSE was delisted on the 27th of February, 2026.

225 hedge funds and large institutions have $3.27B invested in Trinseo in 2018 Q3 according to their latest regulatory filings, with 22 funds opening new positions, 87 increasing their positions, 89 reducing their positions, and 24 closing their positions.

New
Increased
Maintained
Reduced
Closed

19% more call options, than puts

Call options by funds: $4.24M | Put options by funds: $3.56M

10% more capital invested

Capital invested by funds: $2.98B → $3.27B (+$295M)

0.74% more ownership

Funds ownership: 97.37%98.11% (+0.74%)

2% less repeat investments, than reductions

Existing positions increased: 87 | Existing positions reduced: 89

8% less first-time investments, than exits

New positions opened: 22 | Existing positions closed: 24

1% less funds holding

Funds holding: 228225 (-3)

20% less funds holding in top 10

Funds holding in top 10: 54 (-1)

Holders
225
Holders Change
-3
Holders Change %
-1.32%
% of All Funds
5.14%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.09%
New
22
Increased
87
Reduced
89
Closed
24
Calls
$4.24M
Puts
$3.56M
Net Calls
+$674K
Net Calls Change
+$7.71M
Name Holding Trade Value Shares
Change
Change in
Stake
ProShare Advisors
151
ProShare Advisors
Maryland
$646K -$62.3K -832 -9%
Walleye Trading
152
Walleye Trading
New York
$632K +$605K +8,073 New
Jane Street
153
Jane Street
New York
$626K +$239K +3,194 +67%
WG
154
Winton Group
United Kingdom
$605K -$93.2K -1,244 -14%
LG
155
Leuthold Group
Minnesota
$597K -$30.5K -407 -5%
CPO
156
Cerity Partners OCIO
New York
$540K -$115K -1,538 -18%
VHAM
157
Van Hulzen Asset Management
California
$520K +$497K +6,639 New
RJA
158
Raymond James & Associates
Florida
$488K +$246K +3,290 +112%
AA
159
ALPS Advisors
Colorado
$485K +$44.2K +590 +11%
PCM
160
Prelude Capital Management
New York
$472K -$637K -8,506 -59%
Wolverine Trading
161
Wolverine Trading
Illinois
$467K +$446K +5,961 New
FMBTD
162
First Midwest Bank Trust Division
Illinois
$465K +$2.92K +39 +0.7%
RFC
163
Regions Financial Corp
Alabama
$455K -$9.89K -132 -2%
SFI
164
Susquehanna Fundamental Investments
Pennsylvania
$438K -$1.03M -13,800 -71%
SO
165
STRS Ohio
Ohio
$430K
Teacher Retirement System of Texas
166
Teacher Retirement System of Texas
Texas
$398K -$278K -3,718 -42%
ECM
167
Element Capital Management
New York
$392K +$112K +1,495 +43%
Verition Fund Management
168
Verition Fund Management
Connecticut
$388K +$371K +4,957 New
PP
169
Paloma Partners
Connecticut
$368K -$33.1K -442 -9%
WIM
170
Wilen Investment Management
Florida
$354K +$59.9K +800 +21%
Korea Investment Corp
171
Korea Investment Corp
South Korea
$298K -$277K -3,700 -49%
New York State Teachers Retirement System (NYSTRS)
172
New York State Teachers Retirement System (NYSTRS)
New York
$298K -$7.49K -100 -3%
PTC
173
Petrus Trust Company
Texas
$296K -$94.6K -1,263 -25%
OAM
174
Oppenheimer Asset Management
New York
$294K -$3.6K -48 -1%
AIP
175
Ameritas Investment Partners
Nebraska
$283K

TSE Hedge Fund Activity: Q3 2018 in Review

225 of the 4,374 institutional investors tracked by Wall St. Rank reported a position in Trinseo (TSE) for Q3 2018, worth a combined $3.27B — up 9.9% from $2.98B a quarter earlier.

Sellers outnumbered buyers: 24 funds closed out of TSE and 22 opened new positions — a net loss of 2 holders — while 89 trimmed existing stakes and 87 added.

The largest buyer was Artemis Investment Management, opening a new position worth an estimated $29.2M. The largest seller was Millennium Management, cutting an estimated $54.5M.

  • 225 institutional investors held Trinseo (TSE) as of Q3 2018, down from 228 in Q2 2018.
  • Funds reported $3.27B of Trinseo stock for Q3 2018, up 9.9% quarter-over-quarter.
  • 22 funds opened new Trinseo positions in Q3 2018 and 24 closed out, a net change of -2 holders.
  • The largest Trinseo buyer in Q3 2018 was Artemis Investment Management, an estimated $29.2M added.
  • The largest Trinseo seller in Q3 2018 was Millennium Management, an estimated $54.5M sold.

Based on aggregated 13F filings for Q3 2018.