Sio Capital Management
Sio Capital Management reported 57 stocks worth $584M in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are AVR (9.4%), COR (8.4%) and MMS (6.6%). Compared with Q1 2026, the fund opened new positions in ALLO, GMED and IDYA, added to AVR, COR and GSK, trimmed MMS, WAY and ICLR and sold out of CORT, LIVN and EMBC.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 8 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  AVR Anteris Technologies Global | $54.6M | 9.4% | 5.5M | +163K (+3%) | 7 of 8 | |
| 2 |  COR Cencora Inc | $49.1M | 8.4% | 174K | +73K (+72%) | 3 of 8 | |
| 3 |  MMS Maximus Inc | $38.5M | 6.6% | 715K | −54K (−7%) | 8 of 8 | |
| 4 |  ALLO Allogene Therapeutics Inc | $27.7M | 4.8% | 13.3M | New position | 1 of 8 | |
| 5 |  GMED Globus Med Inc | $23.8M | 4.1% | 302K | New position | 3 of 8 | |
| 6 |  GSK Gsk PLC ADR F | $22.9M | 3.9% | 437K | +51K (+13%) | 3 of 8 | |
| 7 |  TYRA Tyra Biosciences Inc | $22.2M | 3.8% | 695K | +90K (+15%) | 8 of 8 | |
| 8 |  WAY Waystar Hldg Corp | $19M | 3.3% | 926K | −716K (−44%) | 3 of 8 | |
| 9 |  IDYA Ideaya Biosciences Inc | $17.9M | 3.1% | 480K | New position | 7 of 8 | |
| 10 |  ORKA Oruka Therapeutics Inc | $16.9M | 2.9% | 177K | +45K (+34%) | 3 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 |
|---|---|---|
 CORT Corcept Therapeutics Inc | $27.2M | 675K |
 LIVN Livanova PLC | $26.8M | 422K |
 EMBC Embecta Corp | $16.3M | 1.8M |
 ABVX Abivax SA | $15.1M | 136K |
 HAE Haemonetics Corp Mass | $12.4M | 221K |
🔒 Free account: see all 30.
Options
valued at the underlying shares
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 ↗ |
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All hedge fund holdings →Sio Capital Management 13F FAQ
What does Sio Capital Management own?
Sio Capital Management reported 57 stocks worth $584M in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are AVR (9.4%), COR (8.4%) and MMS (6.6%). The table above lists every position in the filing (the top 10 without an account).
What did Sio Capital Management buy and sell in Q2 2026?
Compared with Q1 2026: 15 new positions, 10 added to, 21 trimmed and 31 sold out. New positions include ALLO, GMED and IDYA. It sold all of CORT, LIVN and EMBC.
When will Sio 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 Sio Capital Management's portfolio worth?
The Q2 2026 filing reports $584M in US stocks ($604M including options). 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.