Blue Grotto Capital, LLC — 13F Holdings & Portfolio
CIK 1764725 · latest 13F-HR filed 2026-05-15
Blue Grotto Capital, LLC manages $867.6M in 13F-reported U.S. long-equity assets across 21 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are MKSI (9.93%), CACI (9.16%), SN (8.18%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 8 new positions, exited 11, added to 7, 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.
$867.6M
Long-equity book
21
Distinct positions
2026-03-31
Filed 2026-05-15
+8 / −11 / ↑7 / ↓6
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- CACI INTL INC$32.3M +68.5%
- MKS INC.$19.8M +29.8%
- TALEN ENERGY CORP$10.2M +17.0%
- HASBRO INC$9.2M +48.9%
- TAIWAN SEMICONDUCTOR MANUFAC$7.5M +14.6%
Top Trims
- SEA LTD-$53.1M -81.6%
- CDW CORP-$23.9M -46.2%
- MAGNITE INC-$10.6M -40.3%
- SHARKNINJA INC-$8.0M -10.1%
- BIRKENSTOCK HOLDING PLC-$6.2M -46.4%
New Positions
- AKAMAI TECHNOLOGIES INC$68.9M
- NVIDIA CORPORATION$61.0M
- CAPITAL ONE FINL CORP$51.3M
- CELSIUS HLDGS INC$44.7M
- RB GLOBAL INC$43.1M
Exited Positions
- CRH PLC$55.9M
- KEYSIGHT TECHNOLOGIES INC$47.8M
- AMAZON COM INC$44.6M
- ALPHABET INC$42.6M
- TWILIO INC$42.5M
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 | MKS INC. | MKSI | 55306N104 | $86.2M | 9.93% | 375,000 | SH |
| 2 | CACI INTL INC | CACI | 127190304 | $79.5M | 9.16% | 146,200 | SH |
| 3 | SHARKNINJA INC | SN | G8068L108 | $71.0M | 8.18% | 670,000 | SH |
| 4 | TALEN ENERGY CORP | TLN | 87422Q109 | $70.2M | 8.09% | 220,000 | SH |
| 5 | AKAMAI TECHNOLOGIES INC | AKAM | 00971T101 | $68.9M | 7.94% | 600,192 | SH |
| 6 | NVIDIA CORPORATION | NVDA | 67066G104 | $61.0M | 7.04% | 350,000 | SH |
| 7 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $59.2M | 6.82% | 175,113 | SH |
| 8 | CAPITAL ONE FINL CORP | COF | 14040H105 | $51.3M | 5.91% | 281,013 | SH |
| 9 | COMFORT SYS USA INC | FIX | 199908104 | $48.9M | 5.64% | 35,467 | SH |
| 10 | CELSIUS HLDGS INC | CELH | 15118V207 | $44.7M | 5.15% | 1,259,428 | SH |
| 11 | RB GLOBAL INC | RBA | 74935Q107 | $43.1M | 4.97% | 450,000 | SH |
| 12 | VISA INC | V | 92826C839 | $39.5M | 4.55% | 130,726 | SH |
| 13 | HASBRO INC | HAS | 418056107 | $28.1M | 3.24% | 300,000 | SH |
| 14 | CDW CORP | CDW | 12514G108 | $27.8M | 3.21% | 230,000 | SH |
| 15 | TAKE-TWO INTERACTIVE SOFTWAR | TTWO | 874054109 | $23.2M | 2.68% | 117,542 | SH |
| 16 | MAGNITE INC | MGNI | 55955D100 | $15.8M | 1.82% | 1,328,782 | SH |
| 17 | COLUMBUS MCKINNON CORP N Y | CMCO | 199333105 | $14.3M | 1.64% | 981,073 | SH |
| 18 | SOLAREDGE TECHNOLOGIES INC | SEDG | 83417M104 | $13.0M | 1.49% | 254,004 | SH |
| 19 | SEA LTD | SE | 81141R100 | $11.9M | 1.38% | 144,192 | SH |
| 20 | BIRKENSTOCK HOLDING PLC | BIRK | M2029K104 | $7.2M | 0.83% | 200,000 | SH |
| 21 | BOOKING HOLDINGS INC | BKNG | 09857L108 | $2.9M | 0.33% | 17,000 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-15 | $867.6M | 21 | 0001315863-26-000421 |
| 2025-12-31 | 2026-02-17 | $973.1M | 24 | 0001315863-26-000154 |
| 2025-09-30 | 2025-11-13 | $862.3M | 26 | 0001315863-25-000794 |