Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in POOL held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | WELLINGTON MANAGEMENT GROUP LLP | 2.9M | $580.2M | +12.3% | 7.813% | 0.11% |
| 2 | KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC | 2.9M | $576.7M | +61.9% | 7.766% | 1.69% |
| 3 | BlackRock, Inc. | 2.3M | $464.2M | -0.6% | 6.252% | 0.01% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2.1M | $434.1M | β | 5.846% | 0.01% |
| 5 | MORGAN STANLEY | 1.7M | $345.8M | +24.6% | 4.657% | 0.02% |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | 1.7M | $337.3M | β | 4.542% | 0.02% |
| 7 | STATE STREET CORP | 1.2M | $241.2M | -1.4% | 3.247% | 0.01% |
| 8 | Invesco Ltd. | 1.1M | $213.6M | +26.0% | 2.876% | 0.03% |
| 9 | GEODE CAPITAL MANAGEMENT, LLC | 894K | $180.5M | +1.3% | 2.435% | 0.01% |
| 10 | Southpoint Capital Advisors LP | 500K | $101.2M | +66.7% | 1.362% | 2.08% |
| 11 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 465K | $100.6M | -11.4% | 1.267% | 0.03% |
| 12 | MILLENNIUM MANAGEMENT LLC | 462K | $93.4M | +29.8% | 1.258% | 0.06% |
| 13 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | 452K | $91.5M | -13.0% | 1.232% | 0.30% |
| 14 | CITADEL ADVISORS LLC | 429K | $86.8M | β | 1.169% | 0.04% |
| 15 | WELLS FARGO & COMPANY/MN | 423K | $85.6M | +39.5% | 1.152% | 0.02% |
| 16 | DIMENSIONAL FUND ADVISORS LP | 405K | $81.9M | -3.8% | 1.103% | 0.02% |
| 17 | LONDON CO OF VIRGINIA | 397K | $80.3M | -8.5% | 1.081% | 0.49% |
| 18 | UBS Group AG | 372K | $75.3M | +25.1% | 1.014% | 0.01% |
| 19 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 361K | $73.0M | +1.2% | 0.983% | 0.01% |
| 20 | BALYASNY ASSET MANAGEMENT LLC | 357K | $72.2M | β | 0.972% | 0.25% |
| 21 | NORTHERN TRUST CORP | 290K | $58.7M | +6.5% | 0.790% | 0.01% |
| 22 | FIRST MANHATTAN CO | 285K | $57.7M | +32.2% | 0.777% | 0.16% |
| 23 | GILDER GAGNON HOWE & CO LLC | 282K | $57.0M | +0.4% | 0.768% | 0.68% |
| 24 | MARSHALL WACE, LLP | 281K | $56.8M | β | 0.765% | 0.06% |
| 25 | Bank of New York Mellon Corp | 274K | $55.4M | -6.7% | 0.745% | 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 POOL β a direct measure of their conviction.
Filings activity in POOL during Q1 2026, grouped by how each filer changed its position.
Institutions that opened a new POOL position in Q1 2026
Institutions that fully closed their POOL 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 | 583 | 8.2% | 95.23% | 11.85 pp | $6.82B | 11% |
| Q4 2025 | 635 | 7.2% | 107.08% | 52.61 pp | $7.66B | 33% |
| Q3 2025 | 684 | 2.6% | 159.69% | 2.26 pp | $11.43B | 1.4% |
| Q2 2025 | 702 | 1.0% | 161.95% | 3.75 pp | $11.59B | 2.3% |
| Q1 2025 | 709 | 1.4% | 165.70% | 9.23 pp | $11.86B | 5.3% |
| Q4 2024 | 719 | +4.2% | 174.93% | 13.38 pp | $12.52B | 7.1% |
| Q3 2024 | 690 | 3.8% | 188.31% | 11.68 pp | $13.48B | 6.8% |
| Q2 2024 | 717 | β | 199.99% | β | $14.46B | 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.
Latest Form 4 transactions by company officers and directors. Insider buys are widely viewed as the highest-conviction signal because executives are risking personal capital.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| May 8, 2026 | WHALEN DAVID G | Buy | 525 | $190.44 | $100K |
| May 7, 2026 | PEREZ DE LA MESA MANUEL J | Buy | 10K | $190.00 | $1.9M |
| May 7, 2026 | Hope James D | Buy | 464 | $194.41 | $90K |
| May 7, 2026 | STOKELY JOHN E | Buy | 1K | $193.06 | $193K |
Quick answers to the most common questions about buying POOL stock.
Based on Q1 2026 13F filings, institutional ownership of Pool Corporation stands at 95.2%, held across 583 reporting institutions.
WELLINGTON MANAGEMENT GROUP LLP is the largest reported institutional holder of POOL, with approximately 2,867,424 shares worth $0.58B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of POOL, including MILLENNIUM MANAGEMENT LLC, CITADEL ADVISORS LLC.
Our composite Smart Money Score for POOL is 34 out of 100 (Bearish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
98 institutions opened new positions in POOL during Q1 2026, while 150 fully exited. 164 added to existing positions and 318 trimmed.
POOL institutional ownership fell by 11.85 percentage points quarter-over-quarter, with a net change of -52 holders.
The top 10 institutions account for 51.0% of all reported 13F value in POOL, and the top 25 account for 67.5%.
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.
Pool Corporation (POOL) Institutional Ownership