Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in ASB held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 22.4M | $579.8M | +5.7% | 13.508% | 0.01% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 10.9M | $281.4M | β | 6.556% | 0.01% |
| 3 | DIMENSIONAL FUND ADVISORS LP | 9.8M | $253.7M | +1.8% | 5.911% | 0.05% |
| 4 | STATE STREET CORP | 9.0M | $231.7M | +2.9% | 5.399% | 0.01% |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | 7.1M | $184.3M | β | 4.295% | 0.00% |
| 6 | FIRST TRUST ADVISORS LP | 6.0M | $154.4M | +127.6% | 3.598% | 0.11% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 4.4M | $112.8M | +6.8% | 2.628% | 0.01% |
| 8 | NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | 3.3M | $86.3M | -11.4% | 2.011% | 0.15% |
| 9 | AMERICAN CENTURY COMPANIES INC | 3.3M | $84.5M | +14.8% | 1.968% | 0.04% |
| 10 | CITADEL ADVISORS LLC | 3.1M | $79.5M | +1.4% | 1.851% | 0.04% |
| 11 | ASSOCIATED BANC-CORP | 2.6M | $66.9M | -1.7% | 1.559% | 1.77% |
| 12 | GOLDMAN SACHS GROUP INC | 2.4M | $61.2M | -16.7% | 1.426% | 0.01% |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 2.3M | $58.6M | +4.9% | 1.364% | 0.01% |
| 14 | FMR LLC | 2.1M | $53.4M | -81.1% | 1.245% | 0.00% |
| 15 | NORTHERN TRUST CORP | 2.0M | $52.3M | +3.5% | 1.218% | 0.01% |
| 16 | PZENA INVESTMENT MANAGEMENT LLC | 1.9M | $49.7M | +10.2% | 1.159% | 0.16% |
| 17 | Verition Fund Management LLC | 1.8M | $47.4M | -36.0% | 1.105% | 0.33% |
| 18 | Bank of New York Mellon Corp | 1.7M | $43.4M | -0.0% | 1.010% | 0.01% |
| 19 | WELLINGTON MANAGEMENT GROUP LLP | 1.6M | $42.2M | +147.9% | 0.983% | 0.01% |
| 20 | BALYASNY ASSET MANAGEMENT LLC | 1.5M | $38.3M | +4929.4% | 0.893% | 0.13% |
| 21 | Allspring Global Investments Holdings, LLC | 1.4M | $36.9M | -4.0% | 0.850% | 0.06% |
| 22 | MORGAN STANLEY | 1.4M | $36.7M | -10.3% | 0.855% | 0.00% |
| 23 | AQR CAPITAL MANAGEMENT LLC | 1.4M | $35.4M | +39.2% | 0.840% | 0.02% |
| 24 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1.3M | $34.3M | +1467.8% | 0.799% | 0.00% |
| 25 | Invesco Ltd. | 1.3M | $34.2M | +22.5% | 0.797% | 0.01% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in ASB β a direct measure of their conviction.
Filings activity in ASB during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new ASB position in Q1 2026
Institutions that fully closed their ASB position in Q1 2026
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 360 | +8.4% | 72.81% | +0.41 pp | $3.57B | +0.6% |
| Q4 2025 | 332 | +7.8% | 72.40% | +1.72 pp | $3.55B | +2.4% |
| Q3 2025 | 308 | +0.0% | 70.68% | +4.03 pp | $3.47B | +6.1% |
| Q2 2025 | 308 | +3.7% | 66.65% | +5.27 pp | $3.27B | +8.6% |
| Q1 2025 | 297 | 1.7% | 61.38% | 4.79 pp | $3.01B | 7.2% |
| Q4 2024 | 302 | +4.9% | 66.17% | +13.06 pp | $3.25B | +25% |
| Q3 2024 | 288 | +3.6% | 53.11% | +0.34 pp | $2.61B | +0.6% |
| Q2 2024 | 278 | β | 52.77% | β | $2.59B | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ASB stock.
Based on Q1 2026 13F filings, institutional ownership of Associated Banc-Corp stands at 72.8%, held across 360 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of ASB, with approximately 22,420,184 shares worth $0.58B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of ASB, including CITADEL ADVISORS LLC, SUSQUEHANNA INTERNATIONAL GROUP, LLP.
Our composite Smart Money Score for ASB is 69 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
74 institutions opened new positions in ASB during Q1 2026, while 46 fully exited. 194 added to existing positions and 87 trimmed.
ASB institutional ownership rose by 0.41 percentage points quarter-over-quarter, with a net change of +28 holders.
The top 10 institutions account for 57.3% of all reported 13F value in ASB, and the top 25 account for 76.7%.
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.
Associated Banc-Corp (ASB) Institutional Ownership