Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in PBFS held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 602K | $8.4M | -2.1% | 2.401% | 0.00% |
| 2 | VANGUARD CAPITAL MANAGEMENT LLC | 526K | $7.3M | — | 2.096% | 0.00% |
| 3 | ALLIANCEBERNSTEIN L.P. | 509K | $6.9M | +4.2% | 2.030% | 0.00% |
| 4 | Private Capital Management, LLC | 355K | $4.9M | -2.1% | 1.415% | 0.49% |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | 233K | $3.2M | -7.7% | 0.931% | 0.00% |
| 6 | DIMENSIONAL FUND ADVISORS LP | 218K | $3.0M | +0.7% | 0.868% | 0.00% |
| 7 | STATE STREET CORP | 182K | $2.5M | +0.7% | 0.725% | 0.00% |
| 8 | First Pacific Advisors, LP | 167K | $2.3M | 0.0% | 0.666% | 0.03% |
| 9 | NORTHERN TRUST CORP | 79K | $1.1M | +2.7% | 0.316% | 0.00% |
| 10 | VANGUARD FIDUCIARY TRUST CO | 77K | $1.1M | — | 0.309% | 0.00% |
| 11 | Empowered Funds, LLC | 75K | $1.0M | 0.0% | 0.300% | 0.01% |
| 12 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 75K | $1.0M | 0.0% | 0.300% | 0.02% |
| 13 | RENAISSANCE TECHNOLOGIES LLC | 70K | $973K | -5.5% | 0.279% | 0.00% |
| 14 | VANGUARD PORTFOLIO MANAGEMENT LLC | 64K | $885K | — | 0.254% | 0.00% |
| 15 | GOLDMAN SACHS GROUP INC | 53K | $736K | +54.5% | 0.211% | 0.00% |
| 16 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 53K | $734K | 0.0% | 0.210% | 0.00% |
| 17 | Gator Capital Management, LLC | 44K | $619K | +5.6% | 0.177% | 0.13% |
| 18 | FLYWHEEL PRIVATE WEALTH LLC | 40K | $557K | — | 0.160% | 0.32% |
| 19 | AQR CAPITAL MANAGEMENT LLC | 38K | $525K | -0.6% | 0.150% | 0.00% |
| 20 | MORGAN STANLEY | 27K | $375K | -18.5% | 0.107% | 0.00% |
| 21 | MARTINGALE ASSET MANAGEMENT L P | 27K | $375K | -8.5% | 0.107% | 0.01% |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 27K | $375K | -13.9% | 0.107% | 0.00% |
| 23 | Bank of New York Mellon Corp | 26K | $358K | -6.5% | 0.102% | 0.00% |
| 24 | JANE STREET GROUP, LLC | 21K | $299K | — | 0.085% | 0.00% |
| 25 | ROYAL BANK OF CANADA | 18K | $251K | -1.7% | 0.072% | 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 PBFS — a direct measure of their conviction.
Filings activity in PBFS 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 | 78 | +4.0% | 12.44% | +0.39 pp | $53M | +3.3% |
| Q4 2025 | 75 | +2.7% | 12.05% | +0.28 pp | $51M | +2.4% |
| Q3 2025 | 73 | +2.8% | 11.77% | +0.56 pp | $50M | +5.0% |
| Q2 2025 | 71 | +2.9% | 11.21% | +0.36 pp | $47M | +3.3% |
| Q1 2025 | 69 | +9.5% | 10.85% | +0.22 pp | $46M | +2.0% |
| Q4 2024 | 63 | +1.6% | 10.63% | +0.12 pp | $45M | +1.1% |
| Q3 2024 | 62 | +19% | 10.51% | +0.34 pp | $44M | +3.4% |
| Q2 2024 | 52 | — | 10.17% | — | $43M | — |
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 PBFS stock.
Based on Q1 2026 13F filings, institutional ownership of Pioneer Bancorp, Inc. stands at 12.4%, held across 78 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of PBFS, with approximately 602,142 shares worth $0.01B as of Q1 2026.
Yes — 2 widely-followed marquee investors appear among the top 25 institutional holders of PBFS, including RENAISSANCE TECHNOLOGIES LLC, JANE STREET GROUP, LLC.
Our composite Smart Money Score for PBFS is 64 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
10 institutions opened new positions in PBFS during Q1 2026, while 7 fully exited. 47 added to existing positions and 20 trimmed.
PBFS institutional ownership rose by 0.39 percentage points quarter-over-quarter, with a net change of +3 holders.
The top 10 institutions account for 77.5% of all reported 13F value in PBFS, and the top 25 account for 94.9%.
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.
Pioneer Bancorp, Inc. (PBFS) Institutional Ownership