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Super Investors Blue Grotto Capital, LLC
BG

Blue Grotto Capital, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$1.2B
Positions
29
Quarter ended
June 30, 2026
Filed
August 03, 2026

Reported portfolio value by quarter (27 quarters reported)

$1.2B $127M
Q4 19 Q2 21 Q4 22 Q2 24 Q4 25 Q2 26

$127M in Q4 2019 → $1.2B now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Sharkninja Inc 8.4% Trimmed 1.1% 662,928 $101M
Talen Energy Corp 8.4% Added 19% 261,026 $100M
TS Taiwan Semiconductor Manufac 7.4% Added 5.5% 184,668 $88.2M
CI Caci Intl Inc 6.6% Added 17% 170,734 $79.1M
Rb Global Inc 5.7% Added 30% 584,062 $68M
Mks Inc. 5.5% Trimmed 60% 149,422 $66.5M
Sea Ltd 4.8% Added 318% 602,383 $57.7M
Reddit Inc 3.9% New 270,659 $47M
Visa Inc 3.8% Added 2.5% 134,030 $46M
BS Brookdale Sr Living Inc 3.8% New 2,809,407 $45.2M
Cdw Corp 3.7% Added 37% 315,642 $44.4M
CH Celsius Hldgs Inc 3.6% Added 18% 1,489,498 $43.6M
Progressive Corp 3.2% New 178,049 $38.9M
Microsoft Corp 3.1% New 100,248 $37.4M
Magnite Inc 2.7% Added 28% 1,706,741 $32.4M
Nvidia Corporation 2.5% Trimmed 57% 150,642 $30.1M
Hasbro Inc 2.4% Added 18% 354,870 $29.3M
Verisign Inc 2.4% New 114,148 $28.7M
Intuit 2.2% New 100,142 $26.1M
Grupo Cibest Sa 2.1% New 321,806 $25.6M
Tko Group Holdings Inc 2.0% New 120,000 $24.2M
Amazon Com Inc 2.0% New 100,000 $23.8M
Ralliant Corp 1.7% New 280,285 $20.6M
Alphabet Inc 1.5% New 50,000 $17.7M
Solaredge Technologies Inc 1.4% Added 10% 279,720 $16.3M
CS Comfort Sys Usa Inc 1.3% Trimmed 77% 8,000 $15.9M
GH Ge Healthcare Technologies I 1.3% New 246,000 $15.7M
CM Columbus Mckinnon Corp N Y 1.3% Added 2.6% 1,007,070 $15.2M
Vistra Corp 1.1% New 82,290 $13.1M

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 03, 2026

Company Action Shares changed Value of change % of portfolio
Mks Inc. Trimmed −225,578 −$100M 5.5%
Akamai Technologies Inc Exited −600,192 −$68.9M —
CS Comfort Sys Usa Inc Trimmed −27,467 −$54.4M 1.3%
CO Capital One Finl Corp Exited −281,013 −$51.3M —
Reddit Inc New +270,659 +$47M 3.9%
BS Brookdale Sr Living Inc New +2,809,407 +$45.2M 3.8%
Sea Ltd Added +458,191 +$43.9M 4.8%
Nvidia Corporation Trimmed −199,358 −$39.9M 2.5%
Progressive Corp New +178,049 +$38.9M 3.2%
Microsoft Corp New +100,248 +$37.4M 3.1%

Showing the 10 largest of 34 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 15, 2026

Company Action Shares changed Value of change % of portfolio
Akamai Technologies Inc New +600,192 +$68.9M 7.9%
Nvidia Corporation New +350,000 +$61M 7.0%
Crh PLC Exited −448,209 −$55.9M —
CO Capital One Finl Corp New +281,013 +$51.3M 5.9%
Keysight Technologies Inc Exited −235,455 −$47.8M —
CH Celsius Hldgs Inc New +1,259,428 +$44.7M 5.2%
Amazon Com Inc Exited −193,250 −$44.6M —
Rb Global Inc New +450,000 +$43.1M 5.0%
Alphabet Inc Exited −135,688 −$42.6M —
Twilio Inc Exited −298,483 −$42.5M —

Showing the 10 largest of 32 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 17, 2026

Company Action Shares changed Value of change % of portfolio
Talen Energy Corp New +160,163 +$60M 6.2%
Carpenter Technology Corp Exited −229,025 −$56.2M —
Cdw Corp New +379,940 +$51.7M 5.3%
Microsoft Corp New +84,252 +$40.7M 4.2%
CS Comfort Sys Usa Inc Trimmed −40,006 −$37.3M 5.3%
Tko Group Holdings Inc Trimmed −169,202 −$35.4M 3.2%
Sharkninja Inc Added +295,060 +$33M 8.1%
Mks Inc. Added +203,652 +$32.5M 6.8%
Digitalbridge Group Inc New +2,000,000 +$30.7M 3.2%
Pinterest Inc Exited −942,554 −$30.3M —

Showing the 10 largest of 33 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 13, 2025

Company Action Shares changed Value of change % of portfolio
Tapestry Inc Exited −472,872 −$41.5M —
CS Comfort Sys Usa Inc Trimmed −38,210 −$31.5M 9.1%
Vertiv Holdings Co Exited −240,000 −$30.8M —
Pinterest Inc New +942,554 +$30.3M 3.5%
Keysight Technologies Inc New +167,637 +$29.3M 3.4%
Magnite Inc Added +1,263,992 +$27.5M 3.9%
GH Generac Hldgs Inc New +160,000 +$26.8M 3.1%
Okta Inc Exited −252,801 −$25.3M —
Nvidia Corporation Exited −158,842 −$25.1M —
Centuri Holdings Inc New +1,000,431 +$21.2M 2.5%

Showing the 10 largest of 33 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 14, 2025

Company Action Shares changed Value of change % of portfolio
IQ Invesco Qqq Tr Exited −187,500 −$87.9M —
TS Taiwan Semiconductor Mfg Ltd New +153,742 +$34.8M 4.2%
Vertiv Holdings Co New +240,000 +$30.8M 3.7%
CI Caci Intl Inc Added +57,906 +$27.6M 5.0%
Tapestry Inc Added +312,872 +$27.5M 5.0%
Twilio Inc Added +218,352 +$27.2M 6.4%
Nvidia Corporation New +158,842 +$25.1M 3.0%
Carpenter Technology Corp Trimmed −90,000 −$24.9M 5.3%
Sharkninja Inc New +250,180 +$24.8M 3.0%
BR Beacon Roofing Supply Inc Exited −200,000 −$24.7M —

Showing the 10 largest of 36 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 14, 2025

Company Action Shares changed Value of change % of portfolio
IQ Invesco Qqq Tr New +187,500 +$87.9M 14.4%
Despegar Com Corp Exited −1,847,961 −$35.6M —
DA Delta Air Lines Inc Del Exited −414,069 −$25.1M —
LN Live Nation Entertainment In Exited −180,000 −$23.3M —
MI Mks Instrs Inc Added +269,227 +$21.6M 4.7%
Twilio Inc New +210,000 +$20.6M 3.4%
Vertiv Holdings Co Exited −150,000 −$17M —
CS Comfort Sys Usa Inc Added +44,400 +$14.3M 5.3%
Applovin Corp Exited −40,000 −$13M —
AE Arrow Electrs Inc New +116,500 +$12.1M 2.0%

Showing the 10 largest of 36 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 12, 2025

Company Action Shares changed Value of change % of portfolio
Applovin Corp Trimmed −110,000 −$35.6M 2.4%
Vistra Corp Exited −250,000 −$29.6M —
DA Delta Air Lines Inc Del New +414,069 +$25.1M 4.6%
BR Beacon Roofing Supply Inc New +233,572 +$23.7M 4.3%
V Viad Corp Trimmed −546,614 −$23.2M 1.2%
Vertiv Holdings Co Trimmed −200,000 −$22.7M 3.1%
TI Take-two Interactive Softwar New +112,900 +$20.8M 3.8%
MS Mitek Sys Inc Trimmed −1,622,526 −$18.1M 0.9%
Fidelity National Financial Exited −290,421 −$18M —
Micron Technology Inc New +153,550 +$12.9M 2.4%

Showing the 10 largest of 32 changes.

Q3 2024

quarter ended September 30, 2024 · filed November 14, 2024

Company Action Shares changed Value of change % of portfolio
Nice Ltd Exited −197,100 −$33.9M —
Sea Ltd Trimmed −334,227 −$31.5M 5.3%
Meta Platforms Inc Trimmed −51,800 −$29.7M 2.7%
Vistra Corp New +250,000 +$29.6M 5.5%
CS Comfort Sys Usa Inc New +73,969 +$28.9M 5.4%
Vertiv Holdings Co Added +280,000 +$27.9M 6.5%
Carpenter Technology Corp Added +160,483 +$25.6M 7.7%
CN Canadian Nat Res Ltd Exited −605,148 −$21.5M —
Fidelity National Financial New +290,421 +$18M 3.3%
VI Veeco Instrs Inc Del Exited −369,512 −$17.3M —

Showing the 10 largest of 30 changes.

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