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TriMas Corp
TRS

211 hedge funds and large institutions have $1.51B invested in TriMas Corp in 2025 Q3 according to their latest regulatory filings, with 60 funds opening new positions, 55 increasing their positions, 71 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

362% more first-time investments, than exits

New positions opened: 60 | Existing positions closed: 13

81% more call options, than puts

Call options by funds: $1.72M | Put options by funds: $950K

36% more capital invested

Capital invested by funds: $1.11B → $1.51B (+$402M)

29% more funds holding

Funds holding: 164 → 211 (+47)

1.33% more ownership

Funds ownership: 94.76% → 96.09% (+1.3%)

0% more funds holding in top 10

Funds holding in top 10: 6 → 6 (0)

23% less repeat investments, than reductions

Existing positions increased: 55 | Existing positions reduced: 71

Holders
211
Holders Change
+47
Holders Change %
+28.66%
% of All Funds
2.77%
Holding in Top 10
6
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.08%
New
60
Increased
55
Reduced
71
Closed
13
Calls
$1.72M
Puts
$950K
Net Calls
+$765K
Net Calls Change
+$528K

Top Buyers

Rank Fund Capital Flow
1
Capital International Investors
Capital International Investors
California
+$103M
2
N
Nuveen
North Carolina
+$19M
3
BGC
Blue Grotto Capital
Georgia
+$11M
4
AWG
Alpha Wave Global
New York
+$9.54M
5
JGC
J. Goldman & Co
New York
+$9.19M

Top Sellers

Rank Fund Capital Flow
1
Pzena Investment Management
Pzena Investment Management
New York
-$31.1M
2
MVP
Medina Value Partners
California
-$29.6M
3
ICM
Irenic Capital Management
New York
-$25.8M
4
B
Bellecapital
Switzerland
-$17.8M
5
Allspring Global Investments
Allspring Global Investments
North Carolina
-$15.5M
Name Holding Trade Value Shares
Change 		Change in
Stake
HIM
51
Hillsdale Investment Management
Ontario, Canada
$4.16M +$3.82M +107,600 New
SEI Investments
52
SEI Investments
Pennsylvania
$4.11M +$178K +5,018 +5%
American Century Companies
53
American Century Companies
Missouri
$3.93M +$389K +10,945 +12%
Lord, Abbett & Co
54
Lord, Abbett & Co
New Jersey
$3.84M +$3.53M +99,488 New
DFCM
55
Dark Forest Capital Management
Puerto Rico
$3.83M +$3.02M +84,966 +599%
Lazard Asset Management
56
Lazard Asset Management
New York
$3.81M -$91.2K -2,569 -3%
Stifel Financial
57
Stifel Financial
Missouri
$3.67M -$3.91M -110,202 -54%
RHJA
58
Rice Hall James & Associates
California
$3.53M +$221K +6,230 +7%
UBS AM
59
UBS AM
Illinois
$3.52M -$1.22M -34,323 -27%
TI
60
Trexquant Investment
Connecticut
$3.13M +$2.88M +81,045 New
IA
61
Icon Advisers
Colorado
$3.01M -$2.2M -62,000 -44%
QOP
62
Quinn Opportunity Partners
Virginia
$2.98M – – –
D.E. Shaw & Co
63
D.E. Shaw & Co
New York
$2.95M -$1.15M -32,282 -30%
Hudson Bay Capital Management
64
Hudson Bay Capital Management
Connecticut
$2.92M +$2.68M +75,473 New
Invesco
65
Invesco
Georgia
$2.89M -$150K -4,215 -5%
Susquehanna International Group
66
Susquehanna International Group
Pennsylvania
$2.62M -$467K -13,151 -16%
Voloridge Investment Management
67
Voloridge Investment Management
Florida
$2.59M +$2.38M +66,990 New
JF
68
Jump Financial
Illinois
$2.45M -$310K -8,735 -12%
Swiss National Bank
69
Swiss National Bank
Switzerland
$2.44M -$107K -3,000 -5%
WAM
70
Wolverine Asset Management
Illinois
$2.32M +$2.13M +60,000 New
ACM
71
Aquatic Capital Management
Illinois
$2.28M +$811K +22,831 +63%
RAM
72
Redmond Asset Management
Virginia
$2.27M – – –
AA
73
Ancora Advisors
Ohio
$2.25M -$730K -20,560 -26%
Royal Bank of Canada
74
Royal Bank of Canada
Ontario, Canada
$2.24M -$502K -14,146 -20%
Verition Fund Management
75
Verition Fund Management
Connecticut
$2.23M -$3M -84,364 -59%
1 2
3
4 5

TRS Hedge Fund Activity: Q3 2025 in Review

211 of the 7,619 institutional investors tracked by Wall St. Rank reported a position in TriMas Corp (TRS) for Q3 2025, worth a combined $1.51B — up 36% from $1.11B a quarter earlier.

Buyers outnumbered sellers: 60 funds opened new TRS positions and 13 closed out — a net gain of 47 holders — while 55 added to existing stakes and 71 trimmed.

The largest buyer was Capital International Investors, opening a new position worth an estimated $103M. The largest seller was Pzena Investment Management, cutting an estimated $31.1M.

  • 211 institutional investors held TriMas Corp (TRS) as of Q3 2025, up from 164 in Q2 2025.
  • Funds reported $1.51B of TriMas Corp stock for Q3 2025, up 36% quarter-over-quarter.
  • 60 funds opened new TriMas Corp positions in Q3 2025 and 13 closed out, a net change of +47 holders.
  • The largest TriMas Corp buyer in Q3 2025 was Capital International Investors, an estimated $103M added.
  • The largest TriMas Corp seller in Q3 2025 was Pzena Investment Management, an estimated $31.1M sold.

Based on aggregated 13F filings for Q3 2025.