DOSSIER · 13F-HR · Q1 2026

Gridiron Partners, LLC

Gridiron's asset manager based in Stamford, CT — $164M in tracked AUM across 47 positions as of Q1 2026.

G

Gridiron·Stamford, CT·Asset Manager

CIK 0001910867 · last filed Mar 31, 2026

Total AUM

$164M

▲ 17.5%

vs prior

Holdings

47

—

positions

Whale Score

67

67

tracked

Activity

—

no data

changes this Q

Top sector

Tech

29% weight

concentration

AI Analysis · Q1 2026 · Q1 2026

Comprehensive Analysis of Gridiron Partners, LLC SEC 13F Filing

1. Portfolio Overview

Gridiron Partners, LLC has undergone a substantial transformation in the quarter ending December 31, 2025. The firm experienced a massive expansion in Assets Under Management (AUM), with the total portfolio value surging by 255.6%, rising from $49.36M to $175.54M. This significant capital infusion coincides with a distinct shift in investment strategy.

The portfolio currently holds **59 posi...

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight

01

ISHARES TR

$46M468K28.3%

02

VANGUARD BD INDEX FDS

$43M590K26.4%

03

STATE STR SPDR S&P 500 ETF T

$16M24K9.7%

04

VANGUARD INDEX FDS

$9M27K5.4%

05

PIMCO MUN INCOME FD II

$5M637K2.9%

06

ISHARES TR

$4M43K2.4%

07

NUVEEN MUN HIGH INCOME OPPOR

$3M320K2.0%

08

ISHARES TR

$2M9K1.4%

09

DOUBLELINE OPPORTUNISTIC CR

$2M155K1.4%

10

BNY MELLON STRATEGIC MUNS IN

$2M341K1.3%

Filing history

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