Latest Period
Q1 2026
Security Snapshot
Oaktree Specialty Lending Corp - Common Stock, par value $0.01 per share (OCSL) Institutional Ownership
CUSIP: 67401P405
13F Institutional Holders and Ownership History from Q2 2022 to Q2 2026
Institutions Reporting
185
Shares (Excl. Options)
36,066,741
Price
$11.30
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- Security type / class
- Equity / Common Stock, par value $0.01 per share
- Symbol
- OCSL on Nasdaq
- All holders as of 31 Mar 2026
- Q1 2026
- Total 13F shares
- 36,066,741
- Total 13F value
- $407,696,612
- Portfolio coverage rank
- 0%
- Share change
- +486,356
- Value change
- +$1,993,789
- Number of holders
- 185
- Shares outstanding
- 87,904,264
- SEC-reported price per share
- $11.94
- Insider filing price
- $11.94
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- OCSL - Oaktree Specialty Lending Corp - Common Stock, par value $0.01 per share is tracked under CUSIP 67401P405.
- 185 institutions reported positions in Q1 2026.
- 1 significant owner is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 185 to 1 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $407,696,612 to $1,264,756.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 185 institutions filings for Q1 2026.
Security key
67401P405
Latest holder period
Q1 2026
13F holders
185
13D/G owners
1
CIK / CUSIP context first
Open Q1 2026 holders
OCSL full holder history
Oaktree Specialty Lending Corp SEC filings
Oaktree Specialty Lending Corp company facts
Oaktree Specialty Lending Corp insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 67401P405:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
1
Security
OCSL
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Oaktree Capital I, L.P. | 8.6% | $109,633,495 | 7,524,605 | Oaktree Capital Holdings, LLC | 03 Feb 2025 |
As of 31 Mar 2026, 185 institutional investors reported holding 36,066,741 shares of Oaktree Specialty Lending Corp - Common Stock, par value $0.01 per share (OCSL). This represents 41% of the company’s total 87,904,264 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
33%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| PRIVATE MANAGEMENT GROUP INC | 4.2% | 3,721,494 | +14% | 1.2% | $42,052,882 |
| MORGAN STANLEY | 2.9% | 2,561,803 | -13% | 0% | $28,948,374 |
| BRUNI J V & CO /CO | 2.8% | 2,497,874 | +0.09% | 2.9% | $28,225,976 |
| ARES MANAGEMENT LLC | 2.4% | 2,099,305 | +8.6% | 1.6% | $23,722,146 |
| Generali Asset Management SPA SGR | 2.4% | 2,087,981 | 0% | 0.49% | $23,594,185 |
| OAKTREE CAPITAL MANAGEMENT LP | 2.1% | 1,852,456 | 0% | 0.36% | $20,932,752 |
| VAN ECK ASSOCIATES CORP | 1.9% | 1,703,581 | -21% | 0.01% | $19,251,000 |
| Claret Asset Management Corp | 1.9% | 1,668,487 | +0.48% | 2.3% | $18,854,000 |
| UBS Group AG | 1.6% | 1,369,745 | +2.7% | 0% | $15,478,118 |
| RIVERNORTH CAPITAL MANAGEMENT, LLC | 1.5% | 1,279,906 | +0.96% | 0.73% | $14,462,938 |
| Melia Wealth LLC | 1.4% | 1,241,101 | +1.8% | 6.9% | $14,024,444 |
| Beach Point Capital Management LP | 1.3% | 1,111,559 | 5% | $12,560,617 | |
| TWO SIGMA INVESTMENTS, LP | 1% | 883,261 | +19% | 0.01% | $9,980,849 |
| Russell Investments Group, Ltd. | 0.82% | 720,718 | +200% | 0.01% | $8,144,113 |
| Legal & General Group Plc | 0.78% | 685,013 | +11% | 0% | $7,754,348 |
| ROYAL BANK OF CANADA | 0.55% | 479,660 | +3.9% | 0% | $5,420,000 |
| RAYMOND JAMES FINANCIAL INC | 0.48% | 424,023 | +6.8% | 0% | $4,791,468 |
| BlackRock, Inc. | 0.39% | 341,857 | -21% | 0% | $3,862,984 |
| CITADEL ADVISORS LLC | 0.39% | 341,616 | +857% | 0% | $3,860,261 |
| CASTLEKEEP INVESTMENT ADVISORS LLC | 0.38% | 336,586 | +5% | 2.1% | $3,803,421 |
| Muzinich & Co., Inc. | 0.38% | 333,559 | +0.3% | 1.3% | $3,769,222 |
| Sumitomo Mitsui Trust Group, Inc. | 0.35% | 310,875 | 0% | 0% | $3,512,888 |
| HighTower Advisors, LLC | 0.35% | 308,187 | +70% | 0% | $3,482,516 |
| United Advisor Group, LLC | 0.32% | 285,643 | +27% | 0.4% | $3,227,766 |
| Arnhold LLC | 0.32% | 282,345 | +35% | 0.23% | $3,190,498 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
17
Latest
Q1 2026
Rows shown
1-17 of 17
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 105,926 | $1,264,756 | -$11,044 | $11.94 | 1 |
| 2026 Q1 | 36,066,741 | $407,696,612 | +$1,993,789 | $11.30 | 185 |
| 2025 Q4 | 35,684,019 | $454,664,677 | +$17,614,539 | $12.74 | 202 |
| 2025 Q3 | 33,833,497 | $441,628,786 | +$9,331,547 | $13.05 | 183 |
| 2025 Q2 | 33,082,102 | $452,036,872 | +$18,232,955 | $13.66 | 192 |
| 2025 Q1 | 31,447,418 | $483,173,479 | +$5,597,123 | $15.36 | 187 |
| 2024 Q4 | 31,341,838 | $479,025,794 | +$38,891,008 | $15.28 | 193 |
| 2024 Q3 | 27,145,683 | $444,859,178 | -$29,315,877 | $16.31 | 187 |
| 2024 Q2 | 29,334,371 | $551,763,187 | -$508,188 | $18.81 | 194 |
| 2024 Q1 | 29,883,441 | $587,702,378 | -$677,035 | $19.66 | 192 |
| 2023 Q4 | 29,951,639 | $611,592,922 | +$29,317,512 | $20.42 | 202 |
| 2023 Q3 | 28,322,756 | $569,756,955 | +$9,974,765 | $20.12 | 182 |
| 2023 Q2 | 27,828,532 | $540,697,103 | +$31,513,246 | $19.43 | 176 |
| 2023 Q1 | 26,848,797 | $503,982,156 | +$406,510,955 | $18.77 | 178 |
| 2022 Q4 | 5,159,833 | $35,447,221 | +$35,447,221 | $6.87 | 4 |
| 2022 Q3 | 0 | $0 | -$34,100 | $11.94 | 0 |
| 2022 Q2 | 1,755 | $34,100 | +$34,100 | $19.43 | 1 |