Sirios Capital Management is a privately held investment manager based in Boston. The firm offers investment management services to clients, including collective investment vehicles, separately managed accounts, and registered funds.
John Brennan is a Director at Sirios Capital Management. He has previously worked at Sirios Capital Management, MetLife, and Fidelity Investments. John holds an MBA from Stanford University Graduate School of Business (2015-2017).
Sirios Capital Management LP is a hedge fund with 7 clients and discretionary assets under management (AUM) of $765,269,630 (Form ADV from 2024-03-28). Their last reported 13F filing for Q1 2024 included $530,662,553 in managed 13F securities and a top 10 holdings concentration of 42.78%. Sirios Capital Management LP's largest holding is Alcon Inc with 382,329 shares.
| Fund Name: | Sirios Capital Management |
| Manager | John Brennan |
| Portfolio Value | $824,768,565 |
| Change This QTR | +1.03% |
| No. | Security | Ticker | Shares | Value | Activity | % Port | History |
|---|---|---|---|---|---|---|---|
| 1. | GEV | 122,929 | $107,304,724 | -24% | 13.01% | ||
| 2. | TSM | 112,264 | $37,939,619 | -30% | 4.6% | ||
| 3. | AMZN | 168,608 | $35,115,988 | +26% | 4.26% | ||
| 4. | ONTO | 153,935 | $31,567,450 | +34% | 3.83% | ||
| 5. | GMED | 354,168 | $30,515,115 | +1% | 3.7% |
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