SEC 13F Intelligence

Managers / Q1 2026

SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC

CIK 0001638555 · 222 BERKELEY STREET, 18TH FLOOR, BOSTON, MA, 02116 · 617-824-1000

Reported Value
$3.7B
Q1 2026
Positions
148
Filings on Record
30
2019–present window
Filed
May 15, 2026
original filing

Summary

Summit Partners Public Asset Management, Llc reported $3.7B in U.S.-listed holdings across 148 positions for Q1 2026.

Its largest position, Tower Semiconductor, represents 3.3% of the portfolio.

Compared with Q4 2025, the fund opened 57 new positions and exited 42.

Reported Value by Quarter

13F Reported Value
Q4 ’18: $739MQ4 ’18Q1 ’19: $817MQ2 ’19: $1.0BQ3 ’19: $1.0BQ4 ’19: $1.1BQ4 ’19Q1 ’20: $1.2BQ2 ’20: $1.7BQ3 ’20: $2.0BQ4 ’20: $2.2BQ4 ’20Q1 ’21: $2.3BQ2 ’21: $2.8BQ3 ’21: $3.2BQ4 ’21: $2.6BQ4 ’21Q1 ’22: $2.8BQ2 ’22: $2.2BQ3 ’22: $1.9BQ4 ’22: $1.58TQ4 ’22Q1 ’23: $2.4BQ2 ’23: $2.7BQ3 ’23: $2.3BQ4 ’23: $2.4BQ4 ’23Q1 ’24: $2.9BQ2 ’24: $2.6BQ3 ’24: $3.2BQ4 ’24: $5.2BQ4 ’24Q1 ’25: $3.9BQ2 ’25: $4.0BQ3 ’25: $4.8BQ4 ’25: $4.8BQ4 ’25Q1 ’26: $3.7Bfilingsflow.com

Portfolio Composition

By security type
Common Stock: 73.0%Other: 13.5%ETP: 10.7%ADR: 2.6%REIT: 0.2%
  • Common Stock · 73.0% · $2.7B
  • Other · 13.5% · $502M
  • ETP · 10.7% · $398M
  • ADR · 2.6% · $98M
  • REIT · 0.2% · $8M

Quarter-over-Quarter Changes full breakdown →

Holdings — Q1 2026

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$3.7B148May 15, 202613F-HRchanges · EDGAR ↗
Q4 2025$4.8B124Feb 17, 202613F-HRchanges · EDGAR ↗
Q3 2025$4.8B165Nov 14, 202513F-HRchanges · EDGAR ↗
Q2 2025$4.0B134Aug 14, 202513F-HRchanges · EDGAR ↗
Q1 2025$3.9B142May 15, 202513F-HRchanges · EDGAR ↗
Q4 2024$5.2B148Feb 14, 202513F-HRchanges · EDGAR ↗
Q3 2024$3.2B107Nov 14, 202413F-HRchanges · EDGAR ↗
Q2 2024$2.6B100Aug 14, 202413F-HRchanges · EDGAR ↗
Q1 2024$2.9B121May 15, 202413F-HRchanges · EDGAR ↗
Q4 2023$2.4B130Feb 14, 202413F-HRchanges · EDGAR ↗
Q3 2023$2.3B124Nov 14, 202313F-HRchanges · EDGAR ↗
Q2 2023$2.7B131Aug 14, 202313F-HRchanges · EDGAR ↗
Q1 2023$2.4B105May 15, 202313F-HRchanges · EDGAR ↗
Q4 2022$1.58T80Feb 14, 202313F-HRchanges · EDGAR ↗
Q3 2022$1.9B114Nov 14, 202213F-HRchanges · EDGAR ↗
Q2 2022$2.2B133Aug 15, 202213F-HRchanges · EDGAR ↗
Q1 2022$2.8B119May 16, 202213F-HRchanges · EDGAR ↗
Q4 2021$2.6B106Feb 14, 202213F-HRchanges · EDGAR ↗
Q3 2021$3.2B127Nov 15, 202113F-HRchanges · EDGAR ↗
Q2 2021$2.8B109Aug 16, 202113F-HRchanges · EDGAR ↗
Q1 2021$2.3B93May 17, 202113F-HRchanges · EDGAR ↗
Q4 2020$2.2B84Feb 16, 202113F-HRchanges · EDGAR ↗
Q3 2020$2.0B84Nov 16, 202013F-HRchanges · EDGAR ↗
Q2 2020$1.7B96Aug 14, 202013F-HRchanges · EDGAR ↗
Q1 2020$1.2B75May 15, 202013F-HRchanges · EDGAR ↗
Q4 2019$1.1B77Feb 14, 202013F-HRchanges · EDGAR ↗
Q3 2019$1.0B116Nov 14, 201913F-HRchanges · EDGAR ↗
Q2 2019$1.0B94Aug 14, 201913F-HRchanges · EDGAR ↗
Q1 2019$817M78May 15, 201913F-HRchanges · EDGAR ↗
Q4 2018$739M63Feb 14, 201913F-HRchanges · EDGAR ↗

13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.