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TMFStoneOak

Billy Duberstein

General Information

Name:
Billy Duberstein
Fool Since:
January 2 2009
Aliases:
CMFDubs82 (5/15/2019), Dubs82 (3/1/2019)
Where I Live:
Los Angeles, CA
Where I Grew Up:
Purchase, NY
Gender:
Male

Investing Basics

Investing Experience:
High
Risk Tolerance:
Medium High
Investing Style:
Long-Term Buy to Hold
Portfolio Size:
Large (12 or more Stocks)
Types of Investments:
Competitively advantaged companies,, secular growers, deep value, special sits... basically, opportunities, wherever they appear!
Stocks I Own:
BRK-B, SBUX, UI, IBM, AMZN, CEQP, FUN, BX, DIS, LC, MSFT, GOOG, FB, T, FNHC, ULTA, WPM, HRTG, NLY, NPSNY, PROSY, ELVT, KR, CTL, WPG, NFLX, IBKR, BABA, TXN, MU, DISCA, DISCK, JD, TTD, CHTR, TXMD, MDB, SMCI, LRCX, KLAC, ASML, AMAT, DFS, TMUS, PSX, GME, AAPL,TSM, JPM, BAC, PNGAY, CRWD, BYND, SE, AVGO, ONTO, TSIA, Short Jan 2022 $30 Puts on MU, VIAC, OCFT, SMLR, Short Jan 2022 $3 Puts on AMC, CCL, AXP, DELL, Short Jan 2022 $35 Puts on MU, EQH, EXAS, NTNX, DG, COST, BEPC, DDS, TCNNF, SRG, CRLBF, GTBIF, TRSSF, JUSHF, RMO, KLIC, ICHR, TOT, IIVI, AYRW.F, Short Jan 2023 $8 Puts on LUMN, Long Jan 2023 $12 Calls on LUMN, Short Apr 2021 $35 Calls on GME, Short Jan 2021 $27 Calls on GME, Short Apr 2021 $105 Calls on MU, Short Jul 2021 $130 Calls on MU, Short Jan 2022 $150 Calls on MU, Short Apr 2021 $60 Puts on MU, Short Apr $60 Call on GME, Short Jun 2021 $90 Calls on VIAC, AYX, CRYPTO: BTC, CRYPTO: ETH, CRYPTO: LTC, Short Apr 2021 $110 Calls on MU, Short Apr 2021 $115 Calls on MU, Short Apr 2021 $125 Calls on GME, Short Apr $100 Puts on TMUS, Short Jun 2021 $180 Puts on UI, Short Jun 2021 $185 Puts on UI, Short Jun 2021 $1320 Puts on GOOG, Short Apr 2021 $22.50 Puts on NTNX, Short Jun 2021 $200 Puts on KLAC, Short May 2021 $60 Puts on MU, Short May 2021 $65 Puts on MU, Short Jan 2022 $170 Calls on MU, Short Jan 2022 $100 Calls on VIAC, Short Dec 2021 $120 Puts on SNOW, Short Sep 2021 $120 Puts on DOCU, Short Apr 2021 $175 Puts on MSFT, Short Jun 2021 $130 Puts on PYPL, Short Apr 2021 $16 Calls on LUMN, Short Jan 2022 $200 Puts on HUBS, Short Jul 2021 $300 Puts on LRCX, Short Apr 2021 $90 Puts on AAPL, Short May 2021 $75 Puts on AAPL, Short Jun 2021 $220 Puts on ULTA, Short Apr 2021 $12.50 Puts on RMO, Short Jan 2022 $520 Calls on UI, Short Apr 2021 $70 Puts on MU, Short Jul 2021 $55 Puts on IIVI, Short Jan 2022 $40 Puts on IIVI, Short Jan 2022 $470 Calls on UI, Short Jan 2022 $175 Puts on UI, Short Jan 2022 $150 Puts on UI, Short Dec 2021 $2.5 Puts on RMO, Short Dec 2021 $4 Puts on RMO, Short Dec 2021 $5 Puts on RMO, Short Dec 2021 $7.5 Puts on RMO, Short Jul 2021 $7.5 Puts on RMO, Short Aug 2021 $6 Puts on RMO, Short Nov 2021 $5 Puts on RMO, Long Dec 2021 $10 Calls on RMO, Long Dec 2021 $11 Calls on RMO, Long Dec 2021 $12 Calls on RMO

Investing Favorites

Books:
Berkshire Hathaway Shareholder Letters, Common Stocks and Uncommon Profits, Margin of Safety, The Little Book that Builds Wealth

Investing Expertise

My Area of Expertise:
Tech, Consumer, Media, Telecom, Financials
Money I Manage:
I manage separately managed accounts on behalf of clients. This involves buying and selling stocks on their behalf.

Education And Work Information

School(s) Attended
University of Virginia, New York University Stern School of Business.
Job Title
MF Consumer and Tech Writer
Company / Organization
https://stoneoakcapitalllc.com/

Interests

Personal Quote:
"You can see a lot, just by observing." - Yogi Berra
Favorite Sports or Teams:
NY Mets, NY Giants
Favorite Movies:
2001: A Space Odyssey, Dr. Strangelove, The Godfather, Unforgiven, Rosemary's Baby, American Beauty, The Hurt Locker, Trading Places, The Producers (original), Annie Hall, Arthur (original)
Great Books Read Recently:
"Onward" by Howard Schultz
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