PIMCO Corporate & Income Opportunity Fund
PTY- Exchange
- NYSE
- SEC CIK
- 0001190935
No open-market purchases or sales by PIMCO Corporate & Income Opportunity Fund insiders were filed in the last 90 days; 222 institutions reported holding it in 13F filings for Q2 2026, worth $421.1M in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in PIMCO Corporate & Income Opportunity Fund as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 222
- +11 vs. Q4 2025
- Shares held
- 33.5M
- +1.51M (+4.7%) vs. Q4 2025
- Total value
- $405.5M
- −$8.59M (−2.1%) vs. Q4 2025
- New holders
- 40
- 83 more added
- Sold out
- 29
- 52 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting PTY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 222 | $421.1M |
| Q1 2026 | 222 | $405.5M |
| Q4 2025 | 216 | $415.5M |
| Q3 2025 | 203 | $402.8M |
| Q2 2025 | 204 | $368.6M |
| Q1 2025 | 192 | $337.1M |
| Q4 2024 | 194 | $317.9M |
| Q3 2024 | 181 | $293.1M |
| Q2 2024 | 166 | $276.0M |
| Q1 2024 | 157 | $252.4M |
| Q4 2023 | 169 | $215.1M |
| Q3 2023 | 159 | $219.0M |
| Q2 2023 | 151 | $229.4M |
| Q1 2023 | 145 | $189.4M |
| Q4 2022 | 155 | $146.1M |
| Q3 2022 | 142 | $122.3M |
| Q2 2022 | 148 | $133.3M |
| Q1 2022 | 142 | $165.6M |
| Q4 2021 | 148 | $164.4M |
| Q3 2021 | 138 | $187.5M |
| Q2 2021 | 132 | $174.3M |
| Q1 2021 | 126 | $160.3M |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding PIMCO Corporate & Income Opportunity Fund; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Hantz Financial Services, Inc. | 8 | $0 | 0.00% | +8 | New |
| Massmutual Trust Co FSB | 2 | $24 | 0.00% | 00.0% | Unchanged |
| Salem Investment Counselors Inc | 25 | $302 | 0.00% | +25 | New |
| Strategic Investment Solutions, Inc. | 100 | $1.21K | 0.00% | +100 | New |
| Hoey Investments, Inc | 151 | $1.82K | 0.00% | 00.0% | Unchanged |
| Bryn Mawr Trust Co | 200 | $2.41K | 0.00% | 00.0% | Unchanged |
| Signaturefd, LLC | 200 | $2.41K | 0.00% | +200 | New |
| Kerr Financial Planning Corp | 209 | $2.55K | 0.00% | −5−2.3% | Reduced |
| Sound Income Strategies, LLC | 226 | $2.75K | 0.00% | 00.0% | Unchanged |
| Geneos Wealth Management Inc. | 250 | $3.02K | 0.00% | −600−70.6% | Reduced |
| UMA Financial Services, Inc. | 300 | $3.62K | 0.00% | 00.0% | Unchanged |
| Highline Wealth Partners LLC | 300 | $3.62K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 300 | $3.62K | 0.00% | +300 | New |
| Advisory Services Network, LLC | 303 | $3.65K | 0.00% | +303 | New |
| Atlantic Union Bankshares Corp | 425 | $5.13K | 0.00% | +425 | New |
| McGuire Capital Advisors Inc | 436 | $5.26K | 0.00% | 00.0% | Unchanged |
| Lloyd Advisory Services, LLC. | 449 | $5.42K | 0.00% | +449 | New |
| Kingdom Financial Group LLC. | 449 | $5.42K | 0.00% | +449 | New |
| Beaird Harris Wealth Management, LLC | 475 | $5.73K | 0.00% | +475 | New |
| Boyd Watterson Asset Management LLC | 500 | $6.03K | 0.00% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 500 | $6.03K | 0.00% | +500 | New |
| Smartleaf Asset Management LLC | 602 | $7.04K | 0.00% | 00.0% | Unchanged |
| Assetmark, Inc | 598 | $7.21K | 0.00% | +500+510.2% | Added |
| Coston, McIsaac & Partners | 675 | $8.00K | 0.00% | +19+2.9% | Added |
| Fortitude Family Office, LLC | 700 | $8.44K | 0.00% | 00.0% | Unchanged |
| Moisand Fitzgerald Tamayo, LLC | 745 | $8.98K | 0.00% | 00.0% | Unchanged |
| Crewe Advisors LLC | 850 | $10.3K | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 900 | $10.9K | 0.00% | −400−30.8% | Reduced |
| Axiom Investment Management LLC | 1,226 | $14.8K | 0.01% | +1,226 | New |
| Pin Oak Investment Advisors Inc | 1,206 | $15.0K | 0.01% | 00.0% | Unchanged |
| Mark Sheptoff Financial Planning, LLC | 1,228 | $15.0K | 0.01% | +528+75.4% | Added |
| Princeton Global Asset Management LLC | 1,336 | $16.1K | 0.00% | +36+2.8% | Added |
| CX Institutional | 1,515 | $18.0K | 0.00% | +41+2.8% | Added |
| Pinnacle Wealth Planning Services, Inc. | 1,500 | $18.1K | 0.00% | 00.0% | Unchanged |
| Bogart Wealth, LLC | 1,600 | $19.3K | 0.00% | 00.0% | Unchanged |
| Align Financial, LLC | 1,750 | $21.1K | 0.01% | −20,825−92.2% | Reduced |
| Eastern Bank | 1,800 | $21.7K | 0.00% | 00.0% | Unchanged |
| Heritage Wealth Advisors | 1,920 | $23.2K | 0.00% | 00.0% | Unchanged |
| Jones Financial Companies LLLP | 2,000 | $23.4K | 0.00% | +2,000 | New |
| Webster Bank, N. A. | 2,200 | $26.5K | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 2,500 | $30.1K | 0.00% | 00.0% | Unchanged |
| GHP Investment Advisors, Inc. | 2,650 | $32.0K | 0.00% | +2,650 | New |
| Rothschild Investment LLC | 2,694 | $32.5K | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 3,000 | $36.2K | 0.00% | 00.0% | Unchanged |
| Hamrick Investment Counsel, llc | 3,000 | $36.5K | 0.02% | +3,000 | New |
| FNY Investment Advisers, LLC | 3,200 | $38.0K | 0.02% | 00.0% | Unchanged |
| Bank of New Hampshire | 3,425 | $41.3K | 0.01% | 00.0% | Unchanged |
| Bartlett & Co. Wealth Management LLC | 3,442 | $42.2K | 0.00% | −856−19.9% | Reduced |
| Sunbelt Securities, Inc. | 3,600 | $43.4K | 0.00% | −28,439−88.8% | Reduced |
| Essential Investment Partners LLC | 3,850 | $46.4K | 0.04% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 4,452 | $53.7K | 0.00% | −962−17.8% | Reduced |
| Spire Wealth Management | 4,482 | $54.0K | 0.00% | +10.0% | Added |
| Marshall Investment Management, LLC | 4,733 | $57.1K | 0.03% | +4,733 | New |
| Gill Capital Partners, LLC | 5,662 | $68.3K | 0.02% | +5,662 | New |
| Harbor Investment Advisory, LLC | 6,109 | $73.7K | 0.01% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 7,886 | $95.1K | 0.00% | +214+2.8% | Added |
| Ameriflex Group, Inc. | 8,100 | $97.7K | 0.05% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 8,950 | $107.9K | 0.00% | 00.0% | Unchanged |
| Osbon Capital Management LLC | 8,987 | $108.4K | 0.09% | +8,987 | New |
| United Capital Financial Advisers, LLC | 10,000 | $114.2K | 0.00% | −15,688−61.1% | Reduced |
| Tableaux LLC | 10,319 | $124.4K | 0.06% | +10,319 | New |
| International Assets Investment Management, LLC | 10,313 | $125.8K | 0.01% | +284+2.8% | Added |
| BSW Wealth Partners | 10,537 | $127.1K | 0.02% | +10,537 | New |
| CWM, LLC | 10,608 | $127.9K | 0.00% | +4,253+66.9% | Added |
| Integrity Advisory Solutions, LLC | 10,615 | $128.0K | 0.02% | +10,615 | New |
| NBC Securities, Inc. | 10,828 | $130.6K | 0.01% | 00.0% | Unchanged |
| Significant Wealth Partners LLC | 10,896 | $131.4K | 0.16% | +10,896 | New |
| Level Four Advisory Services, LLC | 11,134 | $134.3K | 0.00% | +11,134 | New |
| Two Sigma Securities, LLC | 11,342 | $136.8K | 0.02% | −2,722−19.4% | Reduced |
| Stephens Inc | 11,520 | $138.9K | 0.00% | +1,320+12.9% | Added |
| Avestar Capital, LLC | 12,000 | $146.4K | 0.01% | +12,000 | New |
| Scotia Capital Inc. | 13,146 | $158.5K | 0.00% | +72+0.6% | Added |
| BlackRock, Inc. | 13,160 | $158.7K | 0.00% | 00.0% | Unchanged |
| Instrumental Wealth, LLC | 13,325 | $160.7K | 0.10% | +33+0.2% | Added |
| Beacon Financial Advisory LLC | 14,421 | $173.9K | 0.04% | +918+6.8% | Added |
| Wharton Business Group, LLC | 14,643 | $176.6K | 0.01% | +14,643 | New |
| Boothbay Fund Management, LLC | 14,694 | $177.2K | 0.00% | +14,694 | New |
| Nomura Holdings Inc | 14,800 | $178.5K | 0.00% | −5,000−25.3% | Reduced |
| Disciplined Investments, LLC | 15,000 | $180.9K | 0.06% | 00.0% | Unchanged |
| Rathbone Brothers plc | 15,000 | $180.9K | 0.00% | +15,000 | New |
| Wedbush Securities Inc | 15,012 | $181.0K | 0.01% | +3,303+28.2% | Added |
| Allworth Financial LP | 15,126 | $182.4K | 0.00% | −29−0.2% | Reduced |
| McAdam, LLC | 15,316 | $184.7K | 0.01% | −10.0% | Reduced |
| TPG Advisors LLC | 15,620 | $188.4K | 0.12% | −13,194−45.8% | Reduced |
| Institute for Wealth Management, LLC. | 16,736 | $201.8K | 0.02% | +67+0.4% | Added |
| Fulton Breakefield Broenniman LLC | 16,745 | $201.9K | 0.01% | 00.0% | Unchanged |
| HighPoint Advisor Group LLC | 16,960 | $204.5K | 0.01% | +2,210+15.0% | Added |
| SRS Capital Advisors, Inc. | 17,167 | $207.0K | 0.01% | +17,167 | New |
| Patten & Patten Inc | 17,469 | $210.7K | 0.01% | +473+2.8% | Added |
| D.A. Davidson & Co. | 17,834 | $215.1K | 0.00% | −3,614−16.9% | Reduced |
| Wealth Alliance Advisory Group, LLC | 17,847 | $215.2K | 0.03% | 00.0% | Unchanged |
| Insigneo Advisory Services, LLC | 18,244 | $220.0K | 0.02% | +4,742+35.1% | Added |
| Great Valley Advisor Group, Inc. | 18,402 | $221.9K | 0.00% | +452+2.5% | Added |
| Colony Group, LLC | 19,077 | $230.1K | 0.00% | +6,614+53.1% | Added |
| Verus Capital Partners, LLC | 19,235 | $232.0K | 0.02% | −200−1.0% | Reduced |
| VestGen Advisors, LLC | 19,400 | $234.4K | 0.01% | 00.0% | Unchanged |
| Madison Wealth Partners, Inc | 19,622 | $236.6K | 0.04% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 19,576 | $238.8K | 0.00% | +6,343+47.9% | Added |
| Sym Financial Corp | 20,134 | $242.8K | 0.02% | +881+4.6% | Added |
| Patron Partners Advisors, LLC | 21,381 | $257.9K | 0.11% | +90+0.4% | Added |