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Super Investors Gridiron Partners, LLC
GP

Gridiron Partners, LLC

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

Portfolio value
$199M
Positions
52
Quarter ended
September 30, 2026
Filed
October 08, 2026

Reported portfolio value by quarter (12 quarters reported)

$199M $142M
Q4 23 Q3 24 Q2 25 Q1 26 Q3 26

$142M in Q4 2023 → $199M now. Hover for any quarter.

Holdings

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

Holding % of portfolio Activity Shares Value
IT Ishares Tr 25.7% Added 3.4% 542,021 $51.2M
VB Vanguard Bd Index Fds 23.2% Unchanged 660,080 $46.3M
SS State Str SPDR S&P 500 ETF T 9.4% Unchanged 24,484 $18.7M
VI Vanguard Index Fds 6.3% Added 21% 33,360 $12.5M
GS Guggenheim Strategic Opportu 4.2% Added 331% 975,679 $8.3M
IT Ishares Tr 3.9% Unchanged 85,221 $7.74M
PM Pimco Mun Income Fd Ii 2.7% Unchanged 830,828 $5.46M
DO Doubleline Opportunistic Cr 2.5% Added 6.5% 369,129 $5M
EV Eaton Vance Sr Fltng Rte Tr 2.4% Added 4.6% 453,696 $4.72M
IS Invesco Sr Income Tr 1.9% Added 9.9% 1,292,995 $3.74M
VI Vanguard Intl Equity Index F 1.8% Added 96% 60,477 $3.59M
DI Doubleline Income Solutions 1.4% Added 194% 285,876 $2.86M
VT Vanguard Tax-managed Fds 1.4% Added 50% 40,444 $2.86M
IT Ishares Tr 1.3% Unchanged 9,353 $2.6M
F& Flaherty & Crumrin Pfd & Inm 1.3% Unchanged 170,995 $2.55M
BM Bny Mellon Strategic Muns In 1.1% Unchanged 404,971 $2.25M
Microsoft Corp 1.1% Unchanged 4,265 $2.19M
SS State Str SPDR S&P Midcap 40 1.0% Unchanged 3,123 $2.05M
VS Vanguard Star Fds 0.8% Unchanged 19,467 $1.65M
C& Cohen & Steers Select Pfd & 0.8% Unchanged 84,339 $1.53M
BM Blackrock Mun Target Term Tr 0.5% Unchanged 45,646 $997K
PD Pimco Dynamic Income Oprnts 0.5% Added 423% 78,459 $931K
NM Nuveen Mun High Income Oppor 0.5% Unchanged 101,622 $911K
VS Vanguard Scottsdale Fds 0.4% Unchanged 10,961 $847K
VB Vanguard Bd Index Fds 0.4% Unchanged 10,041 $767K
BD Blackrock Ltd Duration Incom 0.4% Unchanged 62,941 $723K
Kkr & Co Inc 0.4% Unchanged 7,716 $704K
Blackstone Inc 0.3% Unchanged 4,454 $499K
DY Doubleline Yield Opportuniti 0.2% Unchanged 32,714 $437K
FT First Tr Inter Duratn Pfd & 0.2% Unchanged 26,558 $425K
AA Abrdn Asia Pacific Income Fu 0.2% Unchanged 29,986 $392K
SC Saba Capital Income & Opport 0.2% Unchanged 40,182 $320K
NA Nuveen Amt Free Qlty Mun Inc 0.2% Unchanged 31,618 $315K
PI Ppg Inds Inc 0.1% Unchanged 2,709 $283K
NM Nuveen Mun Cr Opportunities 0.1% Unchanged 31,128 $277K
NM Nuveen Mun Cr Income Fd 0.1% Unchanged 24,134 $261K
Intel Corp 0.1% Unchanged 2,000 $240K
BT Blackrock Tax Municpal Bd Tr 0.1% Unchanged 16,587 $239K
IT Invesco Tr Invt Grade Muns 0.1% Unchanged 27,029 $234K
IM Invesco Mun Opportunit Tr 0.1% Unchanged 27,298 $228K
NA Nuveen Amt Free Mun Cr Inc F 0.1% Unchanged 20,449 $217K
Deere & Co 0.1% New 300 $201K
NT Nuveen Taxable Municpal Inm 0.1% Unchanged 11,055 $158K
SC Saba Capital Income & Oprnt 0.1% Unchanged 25,723 $155K
BR Brookfield Real Assets Incom 0.1% Unchanged 13,384 $155K
NP Nuveen Pfd & Income Opportun 0.1% Unchanged 21,023 $143K
IV Invesco Value Mun Income Tr 0.1% Unchanged 13,456 $141K
TE Templeton Emerging Mkts Inco 0.1% Unchanged 17,486 $108K
BF Blackrock Floating Rate Inc 0.1% Unchanged 10,132 $106K
EV Eaton Vance Mun Income Tr 0.0% Unchanged 10,324 $95.4K
PI Pimco Income Strategy Fd Ii 0.0% Unchanged 11,907 $74.3K
VT Virtus Total Return Fd Inc 0.0% Unchanged 12,282 $74.1K

Timeline of changes

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

Q3 2026

quarter ended September 30, 2026 · filed October 08, 2026

Company Action Shares changed Value of change % of portfolio
GS Guggenheim Strategic Opportu Added +749,202 +$6.38M 4.2%
VI Vanguard Index Fds Added +5,826 +$2.18M 6.3%
DI Doubleline Income Solutions Added +188,730 +$1.89M 1.4%
VI Vanguard Intl Equity Index F Added +29,611 +$1.76M 1.8%
IT Ishares Tr Added +18,046 +$1.71M 25.7%
VT Vanguard Tax-managed Fds Added +13,396 +$946K 1.4%
PD Pimco Dynamic Income Oprnts Added +63,459 +$753K 0.5%
IS Invesco Sr Income Tr Added +116,313 +$336K 1.9%
DO Doubleline Opportunistic Cr Added +22,678 +$307K 2.5%
EV Eaton Vance Sr Fltng Rte Tr Added +19,800 +$206K 2.4%

Showing the 10 largest of 11 changes.

Q2 2026

quarter ended June 30, 2026 · filed August 05, 2026

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Added +56,314 +$5.56M 27.1%
VB Vanguard Bd Index Fds Added +70,414 +$5.15M 25.4%
IT Ishares Tr Added +42,720 +$4.1M 4.3%
EV Eaton Vance Sr Fltng Rte Tr Added +364,446 +$3.86M 2.4%
IS Invesco Sr Income Tr Added +986,397 +$2.96M 1.9%
DO Doubleline Opportunistic Cr Added +191,741 +$2.76M 2.6%
GS Guggenheim Strategic Opportu New +226,477 +$2.47M 1.3%
NM Nuveen Mun High Income Oppor Trimmed −218,213 −$2.31M 0.6%
NA Nuveen Amt Free Mun Cr Inc F Trimmed −145,835 −$1.87M 0.1%
NM Nuveen Mun Cr Income Fd Trimmed −139,367 −$1.77M 0.2%

Showing the 10 largest of 43 changes.

Q1 2026

quarter ended March 31, 2026 · filed April 13, 2026

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Added +32,516 +$3.04M 2.4%
BM Blackrock Munivest Fd Inc Exited −345,632 −$2.4M —
DO Doubleline Opportunistic Cr Added +110,793 +$1.62M 1.4%
NM Nuveen Mun Cr Income Fd Trimmed −110,180 −$1.34M 1.2%
NM Nuveen Mun High Income Oppor Trimmed −114,943 −$1.19M 2.0%
SS State Str SPDR S&P 500 ETF T Trimmed −1,593 −$1.04M 9.7%
IT Ishares Tr Trimmed −10,153 −$1M 28.3%
NA Nuveen Amt Free Mun Cr Inc F Trimmed −68,444 −$844K 1.3%
BM Blackrock Mun Income Tr Exited −74,225 −$744K —
EV Eaton Vance Sr Fltng Rte Tr New +69,450 +$732K 0.4%

Showing the 10 largest of 53 changes.

Q4 2025

quarter ended December 31, 2025 · filed January 08, 2026

Company Action Shares changed Value of change % of portfolio
SC Saba Capital Income & Oprnt Trimmed −42,607,485 −$299M 0.1%
VT Vanguard Tax-managed Fds Trimmed −4,405,870 −$275M 1.0%
SS SPDR S&P Midcap 400 ETF Tr Trimmed −302,438 −$182M 1.1%
VS Vanguard Star Fds Trimmed −1,667,863 −$126M 0.8%
C& Cohen & Steers Select Pfd & Trimmed −5,234,520 −$106M 0.5%
BT Blackrock Tax Municpal Bd Tr Trimmed −6,168,320 −$101M 0.3%
TE Templeton Emerging Mkts Inco Trimmed −12,781,327 −$82.4M 0.1%
SS SPDR S&P 500 ETF Tr Trimmed −117,253 −$80M 10.1%
NA Nuveen Amt Free Mun Cr Inc F Trimmed −4,357,116 −$55.2M 1.7%
FT First Tr Inter Duratn Pfd & Trimmed −2,503,868 −$46.7M 0.3%

Showing the 10 largest of 61 changes.

Q3 2025

quarter ended September 30, 2025 · filed October 14, 2025

Company Action Shares changed Value of change % of portfolio
VB Vanguard Bd Index Fds Trimmed −504,103 −$918M 24.9%
PM Pimco Mun Income Fd Ii Trimmed −469,985 −$32.9M 3.1%
SS SPDR S&P 500 ETF Tr Added +117,253 +$14.2M 9.9%
VI Vanguard Index Fds Added +90,250 +$7M 5.2%
IT Ishares Tr Added +49,622 +$4.97M 27.1%
NM Nuveen Mun High Income Oppor Added +1,217,594 +$3.4M 2.6%
NM Nuveen Municipal Credit Inc Added +2,608,241 +$3.11M 2.0%
NA Nuveen Amt Free Mun Cr Inc F Added +4,359,116 +$2.74M 1.6%
BM Bny Mellon Strategic Muns In Added +1,591,208 +$2.04M 1.5%
SS SPDR S&P Midcap 400 ETF Tr Added +302,438 +$1.87M 1.1%

Showing the 10 largest of 64 changes.

Q2 2025

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

Company Action Shares changed Value of change % of portfolio
IT Ishares Tr Added +19,088 +$1.89M 26.2%
VC Virtus Convertible & Inc Fd Exited −135,329 −$1.56M —
VB Vanguard Bd Index Fds Added +19,000 +$1.4M 24.1%
VC Virtus Convertible & Income Exited −75,010 −$970K —
SS SPDR S&P 500 ETF Tr Added +1,272 +$786K 10.0%
VI Vanguard Index Fds Added +2,375 +$722K 5.3%
AA Abrdn Asia Pacific Income Fu Trimmed −5,840 −$93K 0.2%
PI Pimco Income Strategy Fd Ii New +10,869 +$80.3K —
BM Blackrock Munivest Fd Inc Trimmed −11,588 −$76.2K 1.5%
VT Virtus Total Return Fd Inc Trimmed −1,356 −$8.45K 0.1%

Q1 2025

quarter ended March 31, 2025 · filed April 11, 2025

Company Action Shares changed Value of change % of portfolio
VC Virtus Convertible & Inc Fd Trimmed −231,554 −$2.68M 1.0%
VC Virtus Convertible & Income Trimmed −131,951 −$1.71M 0.6%
SS SPDR S&P 500 ETF Tr Trimmed −1,239 −$693K 8.9%
VI Vanguard Index Fds Trimmed −1,763 −$485K 4.5%
VI Vanguard Intl Equity Index F Trimmed −2,547 −$115K 0.9%
SS SPDR S&P Midcap 400 ETF Tr Trimmed −209 −$111K 1.1%
VT Vanguard Tax-managed Fds Trimmed −2,136 −$109K 0.9%
Kkr & Co Inc Trimmed −901 −$104K 0.6%
VB Vanguard Bd Index Fds Trimmed −1,199 −$93.9K 0.5%
IT Ishares Tr Trimmed −465 −$92.8K 1.2%

Showing the 10 largest of 17 changes.

Q4 2024

quarter ended December 31, 2024 · filed January 15, 2025

Company Action Shares changed Value of change % of portfolio
AA Abrdn Asia Pacific Income Fu Trimmed −18,340 −$270K 0.3%
BM Blackrock Municipal Income Exited −17,533 −$221K —
NM Nuveen Mun High Income Oppor Trimmed −7,485 −$80.9K 3.0%
BM Blackrock Munivest Fd Inc Trimmed −11,183 −$78.7K 1.7%
NM Nuveen Municipal Credit Inc Trimmed −2,786 −$33.9K 2.1%
NA Nuveen Amt Free Mun Cr Inc F Trimmed −2,658 −$32.6K 1.8%
NM Nuveen Mun Cr Opportunities Trimmed −794 −$8.42K 1.0%

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