Osterweis Capital Management
Osterweis Capital Management reported 200 stocks worth $1.8B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are GOOG (6.2%), AAPL (3.8%) and AMZN (3.3%). Compared with Q1 2026, the fund opened new positions in AJG, BROS and SMTC, added to AAPL, WCN and ABBV, trimmed GOOG, AMZN and AMAT and sold out of BRO, AORT and PLMR.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  GOOG Alphabet Inc | $114M | 6.2% | 322K | −4,976 (−2%) | 8 of 8 | |
| 2 |  AAPL Apple Inc | $69.4M | 3.8% | 240K | +194K (+426%) | 8 of 8 | |
| 3 |  AMZN Amazon Com Inc | $60.2M | 3.3% | 253K | −6,344 (−2%) | 8 of 8 | |
| 4 |  AMAT Applied Matls Inc | $58.8M | 3.2% | 81K | −61K (−43%) | 7 of 8 | |
| 5 |  ADI Analog Devices Inc | $53.7M | 2.9% | 135K | −15K (−10%) | 8 of 8 | |
| 6 |  MSFT Microsoft Corp | $52.6M | 2.9% | 141K | −3,766 (−3%) | 8 of 8 | |
| 7 |  LLY Eli Lilly & Co | $52.3M | 2.8% | 44K | −1,192 (−3%) | 8 of 8 | |
| 8 |  AVGO Broadcom Inc | $51.1M | 2.8% | 135K | −20K (−13%) | 8 of 8 | |
| 9 |  V Visa Inc | $48.8M | 2.6% | 142K | −1,688 (−1%) | 8 of 8 | |
| 10 |  WCN Waste Connections Inc | $46.4M | 2.5% | 278K | +38K (+16%) | 8 of 8 |
Positions at Jun 30, 2026, as reported. Change is against the fund's Q1 2026 filing; weight is the share of the fund's reported stocks.
Sold out
held in Q1 2026, gone in Q2 2026| Stock | Value last quarter | Shares sold |
|---|---|---|
 BRO Brown & Brown Inc | $25.9M | 397K |
 AORT Artivion Inc | $8.8M | 240K |
 PLMR Palomar Hldgs Inc | $8.1M | 68K |
 MOD Modine Mfg Co | $7.4M | 34K |
 RMBS Rambus Inc Del | $7.3M | 85K |
🔒 Free account: see all 11.
Reported value
last 8 quartersThe value of the US stocks the fund reported, at quarter end prices. It moves with the market as well as with buying and selling.
Filings for Q2 2026
straight from the SEC| Filed | Form | Quarter | |
|---|---|---|---|
| Aug 14, 2026 | 13F-HR | Q2 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →Osterweis Capital Management 13F FAQ
What does Osterweis Capital Management own?
Osterweis Capital Management reported 200 stocks worth $1.8B in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are GOOG (6.2%), AAPL (3.8%) and AMZN (3.3%). The table above lists every position in the filing (the top 10 without an account).
What did Osterweis Capital Management buy and sell in Q2 2026?
Compared with Q1 2026: 14 new positions, 27 added to, 84 trimmed and 11 sold out. New positions include AJG, BROS and SMTC. It sold all of BRO, AORT and PLMR.
When will Osterweis Capital Management file its next 13F?
Holdings as of Sep 30, 2026 are due by Nov 16, 2026. The filing appears on this page within minutes of reaching the SEC.
How much is Osterweis Capital Management's portfolio worth?
The Q2 2026 filing reports $1.8B in US stocks. That leaves out cash, bonds, short positions and most foreign holdings, so the fund's total assets are usually larger.
For informational and educational purposes only. Not investment advice, and not a recommendation to buy or sell any security. Holdings come from the fund's SEC Form 13F filings as reported and show positions at the end of the quarter, up to 45 days before the filing. The fund may have changed its positions since. A 13F leaves out short positions, cash, bonds and most foreign holdings. See all hedge fund holdings.