Charter Oak Advisors
Charter Oak Advisors reported 13 stocks worth $172M in its 13F filing for Q2 2026, filed Aug 13, 2026. Its largest holdings are TLN (23.9%), MOD (18.8%) and SON (13.5%). Compared with Q1 2026, the fund opened new positions in RRX, added to AER, trimmed TLN, MOD and SON and sold out of CLH.
Holdings
| # | Stock | Value | Weight | Shares | Change | Shares, 7 qtrs | Held |
|---|---|---|---|---|---|---|---|
| 1 |  TLN Talen Energy Corp | $41.2M | 23.9% | 107K | −2,600 (−2%) | 7 of 7 | |
| 2 |  MOD Modine Mfg Co | $32.5M | 18.8% | 122K | −8,000 (−6%) | 7 of 7 | |
| 3 |  SON Sonoco Prods Co | $23.3M | 13.5% | 413K | −24K (−5%) | 3 of 7 | |
| 4 |  AER Aercap Holdings NV | $20.1M | 11.7% | 138K | +38K (+37%) | 2 of 7 | |
| 5 |  GLNG Golar Lng Ltd | $17M | 9.8% | 341K | −24K (−7%) | 7 of 7 | |
| 6 |  RRX Regal Rexnord Corporation | $14.9M | 8.7% | 63K | New position | 1 of 7 | |
| 7 |  COO Cooper Cos Inc | $12.7M | 7.4% | 177K | −13K (−7%) | 3 of 7 | |
| 8 |  CR Crane Company | $2.8M | 1.6% | 12K | No change | 7 of 7 | |
| 9 |  PNR Pentair PLC | $2.1M | 1.2% | 28K | No change | 7 of 7 | |
| 10 |  ICE Intercontinental Exchange in | $1.9M | 1.1% | 16K | No change | 7 of 7 |
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 |
|---|---|---|
 CLH Clean Harbors Inc | $18.1M | 63K |
Options
valued at the underlying shares| Stock | Type | Value | Shares | Change |
|---|---|---|---|---|
 SOXX Ishares Semiconductor | Put | $9.3M | 15K | +14,500 |
Reported value
last 7 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 13, 2026 | 13F-HR | Q2 2026 | SEC filing ↗ |
Other superinvestors
All hedge fund holdings →Charter Oak Advisors 13F FAQ
What does Charter Oak Advisors own?
Charter Oak Advisors reported 13 stocks worth $172M in its 13F filing for Q2 2026, filed Aug 13, 2026. Its largest holdings are TLN (23.9%), MOD (18.8%) and SON (13.5%). The table above lists every position in the filing (the top 10 without an account).
What did Charter Oak Advisors buy and sell in Q2 2026?
Compared with Q1 2026: 1 new positions, 1 added to, 6 trimmed and 1 sold out. New positions include RRX. It sold all of CLH.
When will Charter Oak Advisors 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 Charter Oak Advisors's portfolio worth?
The Q2 2026 filing reports $172M in US stocks ($182M 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.