TriMas Corporation (TRS) Institutional Ownership
Q1 2026 13F Data|Updated 2026-06-13
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Institutional ownership decreased this quarter (-3.66 pp), while top 10 holders maintain a highly concentrated 58.8% of value.
Institutional Ownership78.0%$1.2B total value · ▼ 3.66 pp vs prior quarter
Can exceed 100% due to securities lending, short interest, and reporting timing differences.
Smart Money Score45 / 100Neutral
Based on ownership concentration, fund quality, buying/selling activity, conviction signals, and institutional trend.
Institutions & Flow190 holders-12 net flow (+30 / -42)
AI Insights & Key Takeaways
- Negative Institutional Flow (-12)
- Marquee funds including Two Sigma Investments, Lp and Citadel Advisors Llc maintain significant positions
- Top 10 holders control 58.8% of institutional value
- No Insider Signal
Top Institutional Holders of TRS
Ranked by reported Q1 2026 13F market value
Top 10 Holders
58.8%
Top 25 Holders
81.6%
Share of total reported institutional value in TRS held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BANK OF AMERICA CORP /DE/ | 3.8M | $138.2M | +1.7% | 10.214% | 0.01% |
| 2 | Allspring Global Investments Holdings, LLC | 2.5M | $91.2M | -2.0% | 6.666% | 0.15% |
| 3 | BlackRock, Inc. | 2.5M | $89.7M | +4.2% | 6.632% |
Quarterly Institutional Activity
Filings activity in TRS during Q1 2026, grouped by how each filer changed its position.
TRS Institutional Ownership by Quarter
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 190 | 5.9% | 78.03% | 3.66 pp | $1.21B | 4.5% |
| Q4 2025 | 202 | 2.9% | 81.69% | 14.72 pp | $1.27B | 15% |
| Q3 2025 | 208 | +26% | 96.41% | +25.85 pp | $1.50B | +37% |
| Q2 2025 | 165 | +9.3% | 70.56% | +11.95 pp | $1.10B | +20% |
| Q1 2025 | 151 | +3.4% | 58.61% | 4.57 pp | $912M | 7.2% |
| Q4 2024 | 146 |
TRS — Frequently Asked Questions
Quick answers to the most common questions about buying TRS stock.
What percentage of TRS is owned by institutions?
Based on Q1 2026 13F filings, institutional ownership of TriMas Corporation stands at 78.0%, held across 190 reporting institutions.
Who is the largest institutional holder of TRS?
BANK OF AMERICA CORP /DE/ is the largest reported institutional holder of TRS, with approximately 3,845,726 shares worth $0.14B as of Q1 2026.
Is TRS a hedge fund favorite?
Yes — 3 widely-followed marquee investors appear among the top 25 institutional holders of TRS, including TWO SIGMA INVESTMENTS, LP, CITADEL ADVISORS LLC, JANE STREET GROUP, LLC.
What is TRS's Smart Money Score?
Our composite Smart Money Score for TRS is 45 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.