Charter Oak Advisors LP — 13F Holdings & Portfolio
CIK 2022905 · latest 13F-HR filed 2026-05-14
Charter Oak Advisors LP manages $165.0M in 13F-reported U.S. long-equity assets across 13 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are TLN (21.27%), MOD (17.03%), SON (14.34%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 1 new position, exited 1, added to 6, and trimmed 6.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$165.0M
Long-equity book
13
Distinct positions
2026-03-31
Filed 2026-05-14
+1 / −1 / ↑6 / ↓6
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- MODINE MFG CO$26.1M +1339.7%
- GOLAR LNG LTD$11.0M +126.0%
- COOPER COS INC$7.3M +116.0%
- SONOCO PRODS CO$7.0M +42.4%
- CLEAN HARBORS INC$3.9M +27.4%
Top Trims
- INTERCONTINENTAL EXCHANGE IN-$3.8M -61.0%
- CRANE COMPANY-$3.1M -59.5%
- PENTAIR PLC-$2.6M -51.6%
- ATMUS FILTRATION TECHNOLOGIE-$1.9M -56.5%
- VALVOLINE INC-$1.8M -54.3%
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | TALEN ENERGY CORP | TLN | 87422Q109 | $35.1M | 21.27% | 109,931 | SH |
| 2 | MODINE MFG CO | MOD | 607828100 | $28.1M | 17.03% | 129,642 | SH |
| 3 | SONOCO PRODS CO | SON | 835495102 | $23.7M | 14.34% | 437,287 | SH |
| 4 | GOLAR LNG LTD | GLNG | G9456A100 | $19.8M | 11.97% | 364,999 | SH |
| 5 | CLEAN HARBORS INC | CLH | 184496107 | $18.1M | 10.99% | 63,214 | SH |
| 6 | AERCAP HOLDINGS NV | AER | N00985106 | $13.8M | 8.35% | 100,426 | SH |
| 7 | COOPER COS INC | COO | 216648501 | $13.6M | 8.23% | 190,031 | SH |
| 8 | KBR INC | KBR | 48242W106 | $2.8M | 1.72% | 77,121 | SH |
| 9 | INTERCONTINENTAL EXCHANGE IN | ICE | 45866F104 | $2.4M | 1.48% | 15,567 | SH |
| 10 | PENTAIR PLC | PNR | G7S00T104 | $2.4M | 1.48% | 27,976 | SH |
| 11 | CRANE COMPANY | CR | 224408104 | $2.1M | 1.29% | 12,478 | SH |
| 12 | VALVOLINE INC | VVV | 92047W101 | $1.6M | 0.94% | 46,171 | SH |
| 13 | ATMUS FILTRATION TECHNOLOGIE | ATMU | 04956D107 | $1.5M | 0.91% | 26,464 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-14 | $165.0M | 13 | 0001420506-26-000997 |
| 2025-12-31 | 2026-02-13 | $119.0M | 13 | 0001420506-26-000356 |
| 2025-09-30 | 2025-11-13 | $278.7M | 13 | 0001420506-25-003177 |