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13F holdings · Q2 2026

Omega Fund Management

Boston, MA · files as Omega Fund Management, LLC
Holdings as of Jun 30, 2026Filed Aug 14, 2026Next filing due Nov 16, 2026CIK 1637359

Omega Fund Management reported 10 stocks worth $186M in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are BCAX (29.1%), NUVB (24.7%) and KMTS (14.0%). Compared with Q1 2026, the fund opened new positions in ODTX, trimmed BCAX and sold out of REPL.

Reported value$186M+13.8% vs last quarter
Stocks held101 new · 1 sold out
Top 5 weight92.5%very concentrated
Turnover10%of the portfolio changed
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Holdings

#StockValueWeightSharesChangeShares, 8 qtrsHeld
1
BCAX
Bicara Therapeutics Inc
$54.1M29.1%1.8M−570K (−24%)8 of 8
2
NUVB
Nuvation Bio Inc
$45.9M24.7%8.1MNo change8 of 8
3
KMTS
Kestra Med Technologies Ltd
$26M14.0%1MNo change6 of 8
4
BBOT
Bridgebio Oncology Therapeut
$25.1M13.5%3.3MNo change4 of 8
5
BBNX
Beta Bionics Inc
$20.6M11.1%1.3MNo change6 of 8
6
ALMS
Alumis Inc
$6.8M3.7%241KNo change8 of 8
7
SANA
Sana Biotechnology Inc
$2.9M1.6%844KNo change8 of 8
8
IMA
Imagenebio Inc
$2.7M1.4%455KNo change4 of 8
9
ENGENE HOLDINGS INC
$1.5M0.8%876KNo change8 of 8
10
ODTX
Odyssey Therapeutics, Inc.
$54K0.0%2,893New position1 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
StockValue last quarterShares sold
REPL
Replimune Group Inc
$1.9M249K

Reported value

last 8 quarters
$160MQ3 '24
$154MQ4 '24
$169MQ1 '25
$154MQ2 '25
$222MQ3 '25
$287MQ4 '25
$163MQ1 '26
$186MQ2 '26

The 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
FiledFormQuarter
Aug 14, 202613F-HRQ2 2026SEC filing ↗

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Omega Fund Management 13F FAQ

What does Omega Fund Management own?

Omega Fund Management reported 10 stocks worth $186M in its 13F filing for Q2 2026, filed Aug 14, 2026. Its largest holdings are BCAX (29.1%), NUVB (24.7%) and KMTS (14.0%). The table above lists every position in the filing (the top 10 without an account).

What did Omega Fund Management buy and sell in Q2 2026?

Compared with Q1 2026: 1 new positions, 0 added to, 1 trimmed and 1 sold out. New positions include ODTX. It sold all of REPL.

When will Omega Fund 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 Omega Fund Management's portfolio worth?

The Q2 2026 filing reports $186M 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.