Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in TRST held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 2.6M | $112.4M | -4.1% | 14.491% | 0.00% |
| 2 | SYSTEMATIC FINANCIAL MANAGEMENT LP | 1.2M | $51.0M | -0.7% | 6.579% | 1.17% |
| 3 | DIMENSIONAL FUND ADVISORS LP | 1.1M | $49.8M | -0.5% | 6.423% | 0.01% |
| 4 | STATE STREET CORP | 891K | $39.4M | -1.6% | 5.031% | 0.00% |
| 5 | HoldCo Asset Management, L.P. | 873K | $38.2M | 0.0% | 4.928% | 2.84% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 819K | $35.9M | — | 4.625% | 0.00% |
| 7 | AMERICAN CENTURY COMPANIES INC | 565K | $24.7M | +4.4% | 3.190% | 0.01% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 499K | $21.8M | +9.5% | 2.815% | 0.00% |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | 373K | $16.3M | — | 2.104% | 0.00% |
| 10 | HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 291K | $12.8M | +6.7% | 1.645% | 0.04% |
| 11 | Invesco Ltd. | 286K | $12.5M | +64.4% | 1.616% | 0.00% |
| 12 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 229K | $10.0M | -1.7% | 1.295% | 0.01% |
| 13 | TWO SIGMA INVESTMENTS, LP | 220K | $9.6M | +68.7% | 1.244% | 0.01% |
| 14 | NORTHERN TRUST CORP | 197K | $8.6M | +0.0% | 1.113% | 0.00% |
| 15 | GOLDMAN SACHS GROUP INC | 181K | $7.9M | -33.8% | 1.023% | 0.00% |
| 16 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 169K | $7.4M | -2.6% | 0.954% | 0.00% |
| 17 | Bank of New York Mellon Corp | 165K | $7.2M | -3.7% | 0.933% | 0.00% |
| 18 | GABELLI FUNDS LLC | 151K | $6.6M | +34.0% | 0.855% | 0.04% |
| 19 | MORGAN STANLEY | 148K | $6.5M | -7.5% | 0.835% | 0.00% |
| 20 | UBS Group AG | 135K | $5.9M | -14.3% | 0.761% | 0.00% |
| 21 | AQR CAPITAL MANAGEMENT LLC | 129K | $5.7M | -11.5% | 0.730% | 0.00% |
| 22 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 126K | $5.5M | -4.4% | 0.713% | 0.11% |
| 23 | VANGUARD FIDUCIARY TRUST CO | 116K | $5.1M | — | 0.653% | 0.00% |
| 24 | TRUSTCO BANK CORP N Y | 93K | $4.1M | 0.0% | 0.523% | 3.60% |
| 25 | PRINCIPAL FINANCIAL GROUP INC | 88K | $3.8M | -0.3% | 0.495% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in TRST — a direct measure of their conviction.
Filings activity in TRST during Q1 2026, grouped by how each filer changed its position.
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 | 182 | +2.8% | 59.87% | +0.64 pp | $586M | +1.1% |
| Q4 2025 | 177 | +13% | 59.23% | +6.90 pp | $580M | +13% |
| Q3 2025 | 157 | 2.5% | 52.33% | +3.97 pp | $512M | +8.2% |
| Q2 2025 | 161 | 3.6% | 48.36% | +5.59 pp | $473M | +13% |
| Q1 2025 | 167 | +7.7% | 42.77% | 3.47 pp | $418M | 7.5% |
| Q4 2024 | 155 | +6.9% | 46.24% | +2.13 pp | $452M | +4.8% |
| Q3 2024 | 145 | +8.2% | 44.11% | +6.53 pp | $432M | +17% |
| Q2 2024 | 134 | — | 37.58% | — | $368M | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying TRST stock.
Based on Q1 2026 13F filings, institutional ownership of TrustCo Bank Corp NY stands at 59.9%, held across 182 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of TRST, with approximately 2,566,363 shares worth $0.11B as of Q1 2026.
Yes — 1 widely-followed marquee investor appear among the top 25 institutional holders of TRST, including TWO SIGMA INVESTMENTS, LP.
Our composite Smart Money Score for TRST is 56 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
28 institutions opened new positions in TRST during Q1 2026, while 23 fully exited. 113 added to existing positions and 39 trimmed.
TRST institutional ownership rose by 0.64 percentage points quarter-over-quarter, with a net change of +5 holders.
The top 10 institutions account for 68.7% of all reported 13F value in TRST, and the top 25 account for 86.8%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
TrustCo Bank Corp NY (TRST) Institutional Ownership