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View all 168 holding institutions

Across its top 20 institutional holders, OCSL's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 19/100, avg. turnover score 29/100).

Notable Holders

OCSL ranks #3421 out of 37501 tracked stocks by institutional interest — one of the most closely watched names in our coverage.

OCSL is a disclosed holding of Howard Marks (Oaktree Capital Management), one of the tracked superinvestors on AlphaSMO — it makes up 1.3% of that fund's own 13F portfolio.

OCSL is a top-conviction position for Melia Wealth LLC — at 5.0% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.

The largest dollar stake in OCSL belongs to Oaktree Capital Management LP, but the position matters far more to Melia Wealth LLC, who has 5.0% of their own portfolio riding on it — a reminder that the biggest holder by size and the holder with the biggest bet aren't always the same fund.

Russell Investments Group, Ltd. has added to its OCSL position for two straight quarters, increasing it by $9.5M to reach $12.6M today.

Morgan Stanley has trimmed its OCSL position for two straight quarters, cutting it by $9.0M while still holding $28.7M.

OCSL is down 0.7% today, but institutions show net buying of $101.7M this quarter — a divergence between today's price move and the underlying institutional flow.

Company Fundamentals

OCSL closed its latest fiscal year with net income of $33.9M, and currently trades at a P/E of 33.1.

Profitable — net income of $33.9M in the latest fiscal year
Net income declined year over year, from $57.9M to $33.9M
Generated $228.4M in positive operating cash flow

* This report is exclusively curated by the AlphaSMO team. AlphaSMO is the web's most authoritative 13F / Inside Trader database, delivering precise insider trading and institutional holdings insights.

Price Chart

OCSL Quarterly 13F Institutional Trade Shifts

Recent Activity

+$146.4M

Total Buy Value

$62.3M

Total Sell Value

New buy23

Trim50

Add61

Sold out34

Net Buyers

Net Sellers

Top Movers

OCSL

Q2 2026

Top 5 Institutional Movers

Oaktree Capital Management LP

+$73.1M

Add

Royal Bank Of Canada

+$29.5M

Add

Rivernorth Capital Management

-$14.5M

Sold out

Panoramic Investment Advisors

-$14.0M

Sold out

UBS Group

+$9.4M

Add

Data by AlphaSMO • Not financial advice.

Smart Money Convergence

OCSL does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.

13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.

Recent OCSL Insider Buying & Selling Activity (Form 4)

Congress Trading (STOCK Act)

Form 144 Pre-Sale Notices

No Form 144 planned sale filings in the last 90 days

Beneficial Ownership (13D/13G)

No Schedule 13D/13G filings for this ticker

Material Events (8-K)

Filings (14d)

Data as of 2026-08-05

2026-08-05

Oaktree Specialty Lending Corp (OCSL) reported its financial results for the fiscal quarter ended June 30, 2026, in a press release issued August 5, 2026. The company also posted an investor presentation and held a conference call that same day to discuss the numbers. This 8-K is essentially a routine notice that those materials are available — it contains no actual earnings figures.

View Full Filing (SEC EDGAR)

View all Form 8-K filings

CUSIP

67401P405

FAQ

Who are the top institutional investors holding OAKTREE SPECIALTY LENDING CO (OCSL)?

Major stakeholders currently include Oaktree Capital Management LP ($94.0M), Private Management Group Inc ($46.2M), Royal Bank Of Canada ($34.9M). Based on the latest 13F filings, there are a total of 168 tracked investment funds and institutions maintaining positions in OCSL.

What is the overall institutional sentiment toward OCSL recently?

Institutional sentiment appears Bullish (Net Buying). During the most recent reporting quarter, the stock experienced a net inflow of $101.7M, driven by 84 managers accumulating shares while 84 reduced their exposure.

Which institutions have been selling or reducing their OCSL positions?

In the latest period, 50 funds trimmed their holdings, and 34 managers completely exited their positions. The aggregate reported sell value was $62.3M.

Are there any notable investors adding OCSL to their portfolios?

Yes, buying activity remains notable. 23 institutions opened new positions in {ticker}, and 61 existing holders added to their shares. The total reported buy value for the quarter amounted to $146.4M.

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Developer Access

Access OCSL's institutional ownership data programmatically:

REST API

curl https://alphasmo.com/api/v1/market/stock/OCSL

CLI

npx alphasmo stocks get OCSL

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