Login
Super Investors 13D Management LLC
1M

13D Management LLC

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

Portfolio value
$71.3M
Positions
11
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (51 quarters reported)

$444M $64.5M
Q4 13 Q3 16 Q2 19 Q1 22 Q4 24 Q2 26

$135M in Q4 2013 → $71.3M 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
Viasat Inc 15.9% Trimmed 23% 126,250 $11.3M
Twilio Inc 11.3% Trimmed 36% 39,000 $8.05M
MS Mercury Sys Inc 10.4% Unchanged 60,462 $7.4M
Pearson PLC 10.2% Unchanged 458,338 $7.28M
Autoliv Inc 9.1% Unchanged 55,839 $6.49M
CR Charles Riv Labs Intl Inc 8.2% Unchanged 25,800 $5.85M
Synopsys Inc 7.9% New 12,650 $5.64M
Exelixis Inc 7.7% Unchanged 101,335 $5.51M
Etsy Inc 7.6% Unchanged 71,836 $5.41M
IH Integer Hldgs Corp 6.2% Unchanged 47,000 $4.39M
Six Flags Entertainment Corp 5.6% Unchanged 186,500 $3.97M

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 14, 2026

Company Action Shares changed Value of change % of portfolio
AH Acadia Healthcare Company In Exited −294,000 −$6.88M —
Synopsys Inc New +12,650 +$5.64M 7.9%
Twilio Inc Trimmed −21,755 −$4.49M 11.3%
Viasat Inc Trimmed −38,500 −$3.46M 15.9%
Tripadvisor Inc Exited −300,000 −$3.2M —
Workiva Inc Exited −52,000 −$3.1M —

Q1 2026

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

Company Action Shares changed Value of change % of portfolio
AH Acadia Healthcare Company In New +294,000 +$6.88M 10.7%
SG Southwest Gas Hldgs Inc Exited −63,798 −$5.11M —
Bill Holdings Inc Exited −90,000 −$4.91M —
Wex Inc Exited −29,350 −$4.37M —
LW Lamb Weston Hldgs Inc Exited −76,001 −$3.18M —
MS Mercury Sys Inc Trimmed −43,300 −$3.16M 6.8%
Viasat Inc Trimmed −37,000 −$1.69M 11.7%
Exelixis Inc Trimmed −19,000 −$815K 6.7%
CR Charles Riv Labs Intl Inc Trimmed −2,200 −$380K 6.9%

Q4 2025

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

Company Action Shares changed Value of change % of portfolio
Qorvo Inc Exited −88,740 −$8.08M —
Janus Henderson Group PLC Exited −134,654 −$5.99M —
Asbury Automotive Group Inc Exited −21,337 −$5.22M —
MG Match Group Inc New Exited −132,779 −$4.69M —
Workiva Inc New +52,000 +$4.49M 5.3%
Performance Food Group Co Exited −43,000 −$4.47M —
YH Yeti Hldgs Inc Exited −132,000 −$4.38M —
Wex Inc New +29,350 +$4.37M 5.2%
IH Integer Hldgs Corp New +47,000 +$3.69M 4.4%
Six Flags Entertainment Corp New +186,500 +$2.86M 3.4%

Showing the 10 largest of 13 changes.

Q3 2025

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

Company Action Shares changed Value of change % of portfolio
Viasat Inc New +267,000 +$7.82M 7.5%
AP Air Prods & Chems Inc Exited −23,900 −$6.74M —
Riot Platforms Inc Exited −453,272 −$5.12M —
Kenvue Inc Exited −235,309 −$4.93M —
Tripadvisor Inc New +300,000 +$4.88M 4.7%
Bill Holdings Inc New +90,000 +$4.77M 4.6%
Performance Food Group Co New +43,000 +$4.47M 4.3%
Middleby Corp Exited −26,097 −$3.76M —
Penn Entertainment Inc Exited −195,045 −$3.49M —
Vestis Corporation Exited −560,134 −$3.21M —

Showing the 10 largest of 15 changes.

Q2 2025

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

Company Action Shares changed Value of change % of portfolio
Insight Enterprises Inc Exited −49,043 −$7.36M —
CR Charles Riv Labs Intl Inc New +28,000 +$4.25M 3.9%
MS Mercury Sys Inc Trimmed −65,689 −$3.54M 6.7%
Rapid7 Inc Exited −124,365 −$3.3M —
Qorvo Inc Added +14,266 +$1.21M 6.9%
Kenvue Inc Added +48,569 +$1.02M 4.5%
Twilio Inc Trimmed −1,785 −$222K 6.9%
SG Southwest Gas Hldgs Inc Trimmed −2,813 −$209K 6.6%
AP Air Prods & Chems Inc Trimmed −703 −$198K 6.1%
Pearson PLC Trimmed −12,829 −$192K 6.2%

Showing the 10 largest of 22 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 15, 2025

Company Action Shares changed Value of change % of portfolio
YH Yeti Hldgs Inc New +168,559 +$5.58M 4.9%
CN Canadian Natl Ry Co Exited −54,413 −$5.52M —
Qorvo Inc New +74,474 +$5.39M 4.8%
BP Bausch Plus Lomb Corp Exited −272,048 −$4.91M —
HR Healthcare Rlty Tr Exited −284,350 −$4.82M —
Kenvue Inc New +186,740 +$4.48M 3.9%
Middleby Corp New +26,873 +$4.08M 3.6%
Exelixis Inc Trimmed −81,104 −$2.99M 4.8%
Twilio Inc Trimmed −28,217 −$2.76M 5.4%
FH Fortrea Hldgs Inc Exited −132,425 −$2.47M —

Showing the 10 largest of 25 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 14, 2025

Company Action Shares changed Value of change % of portfolio
FC Frontier Communications Pare Exited −394,091 −$14M —
MR Mdu Res Group Inc Exited −304,891 −$8.36M —
LW Lamb Weston Hldgs Inc New +90,294 +$6.03M 4.5%
Rapid7 Inc New +135,600 +$5.46M 4.0%
Riot Platforms Inc New +508,500 +$5.19M 3.8%
AP Air Prods & Chems Inc New +17,450 +$5.06M 3.7%
HR Healthcare Rlty Tr New +284,350 +$4.82M 3.6%
Treehouse Foods Inc Exited −105,668 −$4.44M —
Exelixis Inc Trimmed −131,965 −$4.39M 5.6%
MS Mercury Sys Inc Added +89,507 +$3.76M 6.9%

Showing the 10 largest of 27 changes.

Q3 2024

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

Company Action Shares changed Value of change % of portfolio
AP Algonquin Pwr Utils Corp Exited −983,205 −$5.76M —
BP Bausch Plus Lomb Corp New +272,000 +$5.25M 3.8%
Azenta Inc Trimmed −107,940 −$5.23M 0.7%
Bath & Body Works Inc Trimmed −131,464 −$4.2M 0.4%
Penn Entertainment Inc New +218,846 +$4.13M 3.0%
Envestnet Inc Trimmed −62,193 −$3.89M 1.9%
FH Fortrea Hldgs Inc New +132,546 +$2.65M 1.9%
Twilio Inc Trimmed −39,766 −$2.59M 4.7%
Etsy Inc Trimmed −30,150 −$1.67M 3.6%
Autoliv Inc Trimmed −8,315 −$776K 3.7%

Showing the 10 largest of 24 changes.

Create Account

Sign up for free to unlock this feature.

Already have an account? Sign in

Premium Feature

This feature requires a premium subscription to unlock unlimited historical data and advanced analysis tools.

Premium includes:

  • Unlimited historical financial data
  • Advanced analytics and insights
  • Priority support