M & T BK CORP (MTB): Ownership & Insider Activity
Hedge funds and institutional managers reporting a position in MTB · Financials. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
26
13F filers
Aggregate Value
$364.0M
Across holders
Last Price
$213.74
2026-10-19
Sector
Financials
GICS
Quarterly fund activity14 increased10 reduced3 exited
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP CIK 0001164508 | Hedge Fund | 326K | $77.5M | 21.3% | 0.0% | Added | — | Q2 2026 |
| Squarepoint Ops LLC CIK 0001642575 | Hedge Fund | 224K | $53.4M | 14.7% | 0.1% | Added | +$52.9M | Q2 2026 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 208K | $49.6M | 13.6% | 0.0% | Reduced | $-346.5M | Q2 2026 |
| ARIEL INVESTMENTS, LLC CIK 0000936753 | Institutional Manager | 175K | $41.6M | 11.4% | 0.4% | Reduced | $-42.3M | Q2 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 129K | $30.7M | 8.4% | 0.0% | Added | +$21.0M | Q2 2026 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 121K | $28.8M | 7.9% | 0.0% | Added | +$28.3M | Q2 2026 |
| MILLENNIUM MANAGEMENT LLC CIK 0001273087 | Hedge Fund | 71K | $16.9M | 4.6% | 0.0% | Added | +$11.1M | Q2 2026 |
| Bridgewater Associates, LP CIK 0001350694 | Hedge Fund | 57K | $13.6M | 3.7% | 0.1% | Added | +$3.8M | Q2 2026 |
| Fisher Asset Management, LLC CIK 0000850529 | Institutional Manager | 36K | $8.5M | 2.3% | 0.0% | Reduced | $-392K | Q2 2026 |
| Man Group plc CIK 0001637460 | Hedge Fund | 33K | $7.7M | 2.1% | 0.0% | Reduced | $-10.7M | Q2 2026 |
Added
Hedge Fund
$77.5M· 21.3% of total· 0.0% port· 326K sh· — QoQ· Q2 2026
Added
Hedge Fund
$53.4M· 14.7% of total· 0.1% port· 224K sh· +$52.9M QoQ· Q2 2026
Reduced
Hedge Fund
$49.6M· 13.6% of total· 0.0% port· 208K sh· $-346.5M QoQ· Q2 2026
Reduced
Institutional Manager
$41.6M· 11.4% of total· 0.4% port· 175K sh· $-42.3M QoQ· Q2 2026
Added
Hedge Fund
$30.7M· 8.4% of total· 0.0% port· 129K sh· +$21.0M QoQ· Q2 2026
Added
Hedge Fund
$28.8M· 7.9% of total· 0.0% port· 121K sh· +$28.3M QoQ· Q2 2026
Added
Hedge Fund
$16.9M· 4.6% of total· 0.0% port· 71K sh· +$11.1M QoQ· Q2 2026
Added
Hedge Fund
$13.6M· 3.7% of total· 0.1% port· 57K sh· +$3.8M QoQ· Q2 2026
Reduced
Institutional Manager
$8.5M· 2.3% of total· 0.0% port· 36K sh· $-392K QoQ· Q2 2026
Reduced
Hedge Fund
$7.7M· 2.1% of total· 0.0% port· 33K sh· $-10.7M QoQ· Q2 2026
Added
Hedge Fund
$7.6M· 2.1% of total· 0.0% port· 32K sh· +$547K QoQ· Q2 2026
Reduced
Institutional Manager
$7.2M· 2.0% of total· 0.0% port· 30K sh· $-1.3M QoQ· Q2 2026
Reduced
Hedge Fund
$7.2M· 2.0% of total· 0.0% port· 30K sh· $-50.2M QoQ· Q2 2026
Reduced
Institutional Manager
$4.5M· 1.2% of total· 0.0% port· 19K sh· $-203K QoQ· Q2 2026
Added
Hedge Fund
$3.5M· 1.0% of total· 0.0% port· 15K sh· $-5.2M QoQ· Q2 2026
Added
Hedge Fund
$1.1M· 0.3% of total· 0.0% port· 5K sh· — QoQ· Q2 2026
Unchanged
Hedge Fund
$951K· 0.3% of total· 0.0% port· 4K sh· +$0 QoQ· Q2 2026
Added
Hedge Fund
$839K· 0.2% of total· 0.0% port· 4K sh· +$243K QoQ· Q2 2026
Added
Hedge Fund
$791K· 0.2% of total· 0.0% port· 3K sh· — QoQ· Q2 2026
Added
Hedge Fund
$689K· 0.2% of total· 0.0% port· 3K sh· +$462K QoQ· Q3 2025
Reduced
Hedge Fund
$586K· 0.2% of total· 0.0% port· 2K sh· $-18K QoQ· Q2 2026
Added
Hedge Fund
$376K· 0.1% of total· 0.0% port· 2K sh· $-9.1M QoQ· Q2 2026
Added
Hedge Fund
$84K· 0.0% of total· 0.0% port· 352 sh· +$60K QoQ· Q2 2026
Reduced
Hedge Fund
$30K· 0.0% of total· 0.0% port· 125 sh· $-25K QoQ· Q2 2026
Reduced
Hedge Fund
$9K· 0.0% of total· 0.0% port· 38 sh· $-2.3M QoQ· Q2 2026
Unchanged
Hedge Fund
$476· 0.0% of total· 0.0% port· 2 sh· $-9.5M QoQ· Q2 2026
1–10 of 26
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Recent insider activity
Form 4 purchases and sales · 24 Jul 2026 – 21 Oct 20260 buyers · $04 sellers · $5.3M4 transactions
| Insider ⇅ | Trades ⇅ | Bought ⇅ | Sold ⇅ | Largest ⇅ | Latest ▼ | |
|---|---|---|---|---|---|---|
| JONES RENE F Chairman of the Board and CEO | 1 0 buy · 1 sell | — | $4.6M | $4.6M | 14 Sept 2026SEC ↗ | |
| Seseri Rudina Director | 1 0 buy · 1 sell | — | $150K | $150K | 21 Aug 2026SEC ↗ | |
| Taylor John R. EVP and Controller | 1 0 buy · 1 sell | — | $309K | $309K | 17 Aug 2026SEC ↗ | |
| Ledgett Richard H. Jr. Director | 1 0 buy · 1 sell | — | $212K | $212K | 3 Aug 2026SEC ↗ |
Distinct buyers and sellers may overlap. “Largest” is the largest reported transaction value in this window. Expand a row to see up to five recent filings.