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Super Investors Rosenbaum Jay D.
RJ

Rosenbaum Jay D.

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

Portfolio value
$6.69M
Positions
6
Quarter ended
September 30, 2024
Filed
November 07, 2024

Reported portfolio value by quarter (40 quarters reported)

$822M $6.69M
Q4 14 Q4 16 Q4 18 Q4 20 Q4 22 Q3 24

$452M in Q4 2014 → $6.69M now. Hover for any quarter.

Holdings

As reported for the quarter ended September 30, 2024. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
NP Net Power Inc Cl A 52.4% Unchanged 500,000 $3.51M
Comstock Resources Inc 33.3% Unchanged 200,000 $2.23M
Nvidia Corp 4.4% Trimmed 46% 2,420 $294K
Broadcom Inc 3.9% Added 375% 1,530 $264K
Microsoft Corp 3.8% Trimmed 73% 596 $256K
NP Net Power Inc Warrant 2.2% Unchanged 125,000 $146K

Timeline of changes

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

Q3 2024

quarter ended September 30, 2024 · filed November 07, 2024

Company Action Shares changed Value of change % of portfolio
Amazon.com Inc Exited −4,052 −$783K —
Microsoft Corp Trimmed −1,611 −$693K 3.8%
Apple Inc Exited −3,191 −$672K —
AC Alphabet Inc Cl A Exited −3,362 −$612K —
Meta Platforms Inc Exited −1,079 −$544K —
VC Visa Inc Cl A Exited −1,943 −$510K —
Unitedhealth Group Inc Exited −736 −$375K —
Adobe Inc Exited −614 −$341K —
Charles Schwab Corp Exited −4,567 −$337K —
Booking Holdings Inc Exited −82 −$325K —

Showing the 10 largest of 27 changes.

Q2 2024

quarter ended June 30, 2024 · filed July 26, 2024

Company Action Shares changed Value of change % of portfolio
Nvidia Corp Added +3,985 +$492K 3.1%
Home Depot Inc Exited −707 −$271K —
VS Vanguard Small-cap Index Fund ETF New +1,179 +$257K 1.5%
VM Vanguard Mid-cap Index Fund ETF New +960 +$232K 1.3%
CC Charter Communications Inc Cl A New +750 +$224K 1.3%
AC Alphabet Inc Cl C Exited −1,460 −$222K —
Sherwin-williams Co Exited −587 −$204K —
Broadcom Inc Added +97 +$156K 2.9%
Microsoft Corp Trimmed −260 −$116K 5.6%
Apple Inc Trimmed −500 −$105K 3.8%

Showing the 10 largest of 24 changes.

Q1 2024

quarter ended March 31, 2024 · filed May 15, 2024

Company Action Shares changed Value of change % of portfolio
Microsoft Corp Trimmed −5,601 −$2.36M 5.9%
Comstock Resources Inc New +200,000 +$1.86M 10.5%
Amazon.com Inc Trimmed −8,449 −$1.52M 4.1%
Apple Inc Trimmed −7,407 −$1.27M 3.6%
Nvidia Corp Trimmed −1,291 −$1.17M 2.6%
AC Alphabet Inc Cl C Trimmed −7,285 −$1.11M 1.3%
AU Avantis Us Large Cap Value ETF Exited −15,785 −$912K —
Salesforce Inc Trimmed −2,737 −$824K 2.0%
Palo Alto Networks Inc Exited −2,560 −$755K —
MC Mastercard Inc Cl A Exited −1,628 −$694K —

Showing the 10 largest of 53 changes.

Q4 2023

quarter ended December 31, 2023 · filed February 09, 2024

Company Action Shares changed Value of change % of portfolio
NP Net Power Inc Cl A New +500,000 +$5.05M 13.0%
Apple Inc Trimmed −15,131 −$2.91M 5.5%
Microsoft Corporation Trimmed −7,272 −$2.73M 7.8%
Amazon.com Inc Trimmed −9,597 −$1.46M 4.9%
AC Alphabet Inc Cl C Trimmed −9,585 −$1.35M 3.2%
V Vmware Inc Exited −7,085 −$1.18M —
AU Avantis Us Large Cap Value ETF New +15,785 +$912K 2.4%
Travelers Companies Inc Exited −5,582 −$912K —
Nvidia Corp Trimmed −1,807 −$895K 2.3%
Salesforce Inc Trimmed −3,385 −$891K 2.7%

Showing the 10 largest of 68 changes.

Q3 2023

quarter ended September 30, 2023 · filed October 23, 2023

Company Action Shares changed Value of change % of portfolio
V Vmware Inc New +7,085 +$1.18M 2.0%
Hubbell Inc Exited −3,086 −$1.02M —
Linde PLC New +2,670 +$994K 1.7%
Iqvia Holdings Inc New +4,595 +$904K 1.5%
MS Materials Select Sector SPDR Fund Exited −10,367 −$859K —
Johnson & Johnson Added +4,840 +$754K 1.8%
Jpmorgan Chase & Co Trimmed −4,450 −$645K 1.7%
Cvs Health Corp Exited −7,502 −$519K —
Bristol-myers Squibb Co Exited −7,721 −$494K —
US Utilities Select Sector SPDR ETF Exited −6,715 −$439K —

Showing the 10 largest of 71 changes.

Q2 2023

quarter ended June 30, 2023 · filed July 27, 2023

Company Action Shares changed Value of change % of portfolio
SS SPDR S&P 500 ETF New +1,524 +$676K 1.1%
VG Vanguard Growth ETF New +1,214 +$344K 0.6%
Johnson & Johnson New +1,992 +$330K 0.5%
Adobe Inc New +630 +$308K 0.5%
VM Vanguard Mid-cap Index Fund ETF New +1,353 +$298K 0.5%
Nvidia Corp Trimmed −693 −$293K 3.1%
IC Ishares Core Msci Eafe ETF New +4,134 +$279K 0.4%
Unitedhealth Group Inc New +569 +$273K 0.4%
Booking Holdings Inc Trimmed −101 −$273K 2.0%
VV Vanguard Value ETF New +1,806 +$257K 0.4%

Showing the 10 largest of 63 changes.

Q1 2023

quarter ended March 31, 2023 · filed May 11, 2023

Company Action Shares changed Value of change % of portfolio
Apple Inc Added +1,769 +$292K 8.1%
Meta Platforms Inc New +1,331 +$282K 0.5%
Amazon.com Inc Added +2,728 +$282K 4.1%
Blackstone Inc New +2,620 +$230K 0.4%
AC Alphabet Inc Cl C Added +2,154 +$224K 3.7%
Bristol-myers Squibb Co Added +1,970 +$137K 1.0%
Salesforce Inc Added +661 +$132K 2.9%
Nvidia Corp Added +473 +$131K 2.7%
Palo Alto Networks Inc Added +643 +$128K 1.6%
Walmart Inc Added +857 +$126K 1.4%

Showing the 10 largest of 52 changes.

Q4 2022

quarter ended December 31, 2022 · filed February 09, 2023

Company Action Shares changed Value of change % of portfolio
Meta Platforms Inc Exited −5,133 −$696K —
Adobe Inc Exited −1,738 −$478K —
CN Chevron Corp New Com Added +2,377 +$427K 1.6%
Walmart Inc Added +2,838 +$402K 1.4%
Exxon Mobil Corp Added +3,550 +$392K 1.6%
MS Materials Select Sector SPDR Fund Added +4,967 +$386K 1.4%
US Utilities Select Sector SPDR ETF New +5,257 +$371K 0.8%
Waste Management Inc Trimmed −1,740 −$273K 1.8%
Home Depot Inc New +810 +$256K 0.6%
Intel Corp Trimmed −8,030 −$212K 0.9%

Showing the 10 largest of 55 changes.

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