Buffalo funds
Buffalo funds Small Cap Growth Fund
Jun 2026 → Sep 2026
Our archive holds 2 letters from this strategy, behind 2 investment theses and positions in 16 companies. Every quote below is copied verbatim from the letter it came from.
2 letters in a year · follow all of Buffalo funds for every strategy.
Performance
as of Sep 30, 2026 · net of fees · USD · Institutional Class - BUISX
- 1Y+12.1%index +12.1%
- 3Y · /yr+8.3%index +17.6%
- 5Y · /yr−3.4%index +4.7%
- 10Y · /yr+9.9%index +9.9%
- Inception · /yr+10.7%index +6.9%
Index: Russell 2000® Growth Index
| 1Y | 3Yper year | 5Yper year | 10Yper year | Since inceptionper year | |
|---|---|---|---|---|---|
| Buffalo funds Small Cap Growth Fund | +12.1% | +8.3% | −3.4% | +9.9% | +10.7% |
| Russell 2000® Growth Index | +12.1% | +17.6% | +4.7% | +9.9% | +6.9% |
Disclaimer
These figures are copied from the manager’s latest letter, as of Sep 30, 2026. They were extracted automatically, have not been verified by HF Best Ideas and may contain errors. They cover a single share class, in the currency and fee basis stated above; other share classes and your own returns will differ. This is not investment advice, nor an offer to buy or sell any fund. Past performance does not predict future returns.
Read full disclosures →What it bought and sold
We have since exited the position.
Also held
- ESCO Technologies, Inc.
- JBT Marel Corp.
- Semtech Corp.
- Argan, Inc.
- SiTime Corp.
- MYR Group, Inc.
- Onto Innovation, Inc.
- WisdomTree, Inc.
- Novanta, Inc.
- Ligand Pharmaceuticals, Inc.
- Silicon Motion Technology Corp.
- Palomar Holdings, Inc.
- Cactus, Inc.
- JBT Marel Corp
- Silicon Laboratories, Inc.
- Advanced Drainage Systems, Inc.
Its investment theses
- WisdomTree, Inc.Sep 2026WisdomTree is a global asset manager with strong organic growth, expanding operating leverage, and a promising tokenization and digital asset platform.
- Argan, Inc.Sep 2026Argan provides EPC services for natural gas-fired power plants benefiting from rising data center electricity demand, though backlog concerns drove a sharp stock decline.