TriMas
:

INSTITUTIONAL OWNERSHIP

SHAREHOLDER BREAKDOWN

Shareholder Holders Value ($MM) % O/S Shares
Institution 241 1,287.80 102.80 47,099,690
Mutual Fund 313 679.33 52.51 24,056,719
Insider 11 15.15 1.20 548,903

INSTITUTIONAL SHAREHOLDER ROTATION

Shareholder Holders Value Chg ($MM) % O/S Share Change
Buyers 104 73.78 5.91 2,706,722
Sellers 117 -61.29 4.89 -2,239,742
Net -- 12.49 1.02 466,980

INSTITUTIONAL SHAREHOLDER CONCENTRATION

Value ($MM) % O/S Shares
Total Inst. 1,287.80 102.80 47,099,690
Top 10 Inst. 727.45 58.18 26,656,377
Top 20 Inst. 940.49 75.27 34,482,501
Top 50 Inst. 1,156.77 92.45 42,353,459

INSTITUTIONAL SHAREHOLDER STYLE

Holders Value ($MM) % Inst Shares Shares
Growth 52 309.14 24.74 11,334,695
Aggressive Growth 1 34.15 2.73 1,251,500
Core Growth 39 248.84 19.92 9,124,871
Growth 12 26.15 2.09 958,324
Income 8 19.14 1.53 701,175
Income Value 5 18.87 1.51 691,113
Yield 3 0.27 0.02 10,062
Index 27 282.74 22.61 10,359,505
Other 62 128.70 10.15 4,650,477
Broker Dealer 13 10.29 0.82 377,113
GARP 24 72.84 5.77 2,645,662
Hedge Fund 23 45.16 3.52 1,613,128
Specialty 2 0.40 0.03 14,574
Value 52 514.83 41.18 18,867,466
Core Value 37 420.85 33.70 15,440,244
Deep Value 15 93.98 7.48 3,427,222

TOP HOLDERS: INSTITUTIONAL INVESTOR

Holder Shares Held % O/S Share Change Filing Date
Wellington Management Company, LLP 4,969,342 10.85 -96,412 12/31/18
The Vanguard Group, Inc. 4,040,000 8.82 65,472 12/31/18
BlackRock Institutional Trust Company, N.A. 2,911,631 6.36 40,019 12/31/18
Fiduciary Management, Inc. 2,763,834 6.03 -55,163 12/31/18
Dimensional Fund Advisors, L.P. 2,593,353 5.66 -14,996 12/31/18
Goldman Sachs Asset Management (US) 2,223,653 4.85 80,524 12/31/18
Victory Capital Management Inc. 2,106,242 4.60 -61,728 12/31/18
Pzena Investment Management, LLC 1,893,978 4.13 -393,088 12/31/18
Advisory Research, Inc. 1,855,380 4.05 398,669 12/31/18
First Manhattan Company 1,298,964 2.84 -78,635 12/31/18
Champlain Investment Partners, LLC 1,251,500 2.73 -80,180 12/31/18
State Street Global Advisors (US) 1,004,796 2.19 -27,171 12/31/18
Norges Bank Investment Management (NBIM) 1,000,852 2.18 131,361 12/31/17
LMCG Investments, LLC 708,503 1.55 -37,649 12/31/18
Skyline Asset Management, L.P. 707,300 1.54 -133,300 12/31/18
RBC Global Asset Management (U.S.) Inc. 701,632 1.53 -61,431 12/31/18
Royce & Associates, LP 638,330 1.39 -71,930 12/31/18
MFS Investment Management 634,425 1.38 -73,884 12/31/18
Mawer Investment Management Ltd. 594,526 1.30 228,316 12/31/18
Templeton Investment Counsel, L.L.C. 584,260 1.28 -- 12/31/18
Vaughan Nelson Investment Management, L.P. 563,996 1.23 86,402 12/31/17
Geode Capital Management, L.L.C. 524,716 1.15 42,250 12/31/18
Northern Trust Investments, Inc. 517,878 1.13 -192 12/31/18
Comerica, Inc. 429,456 0.94 59,340 12/31/18
Bernzott Capital Advisors 396,650 0.87 2,660 12/31/18
Barington Capital Group, L.P. 367,091 0.80 -6,900 9/30/18
Charles Schwab Investment Management, Inc. 359,200 0.78 -9,603 12/31/18
Renaissance Technologies LLC 351,300 0.77 2,800 12/31/18
Century Management 344,513 0.75 -26,610 12/31/18
Thrivent Asset Management, LLC 286,306 0.62 -12,101 12/31/18
Ostrum Asset Management 257,818 0.56 99,648 12/31/18
Lord, Abbett & Co. LLC 246,808 0.54 246,808 12/31/18
Grandeur Peak Global Advisors, LLC 235,374 0.51 -30,800 12/31/18
Heartland Advisors, Inc. 229,849 0.50 -44,698 12/31/18
PanAgora Asset Management Inc. 222,616 0.49 16,821 12/31/18
Lazard Asset Management, L.L.C. 212,950 0.46 -22,505 12/31/18
Diamond Hill Capital Management Inc. 210,321 0.46 -26,433 12/31/18
Nuveen LLC 207,080 0.45 -7,235 9/30/18
California Public Employees' Retirement System 193,094 0.42 -8,586 12/31/18
D. E. Shaw & Co., L.P. 175,588 0.38 -8,410 12/31/18
Parametric Portfolio Associates LLC 169,347 0.37 31,750 12/31/18
Rothschild & Co Asset Management US INC. 167,815 0.37 -227 12/31/18
American Century Investment Management, Inc. 165,075 0.36 30,438 12/31/18
AQR Capital Management, LLC 161,864 0.35 -13,373 12/31/18
BlackRock Investment Management, LLC 154,514 0.34 4,571 12/31/18
Quantitative Management Associates LLC 153,455 0.33 12,733 12/31/18
Barrow, Hanley, Mewhinney & Strauss, LLC 151,989 0.33 -45,117 12/31/18
AJO, LP 140,049 0.31 135,399 12/31/18
OxFORD Asset Management 137,381 0.30 3,457 12/31/18
Hotchkis and Wiley Capital Management, LLC 136,865 0.30 -45,746 12/31/18

* Insider values reflect direct beneficial ownership.

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