The Verdict
David Kostin has returned -0.2% vs S&P +4.6% over matched windows (46% win rate across 28 picks).
The Report Card
Every pick at a glance. Green = beat S&P. Red = didn't.
David Kostin's Stock Recommendations, Graded
- RBRK · BUY · Mar 14, 2026
Rubrik, Inc. Class A
Return -1.2% vs S&P +5.9%
- PCCYF · BUY · Mar 14, 2026
PetroChina Company
Return +4.5% vs S&P +5.9%
- LB · BUY · Mar 13, 2026
LandBridge
Return -6.9% vs S&P +7.0%
- WOOF · BUY · Mar 13, 2026
Petco Health and Wellness
Return -17.4% vs S&P +7.0%
David Kostin's Best and Worst Stock Picks
Best: ANET (+35.4%) · Worst: COIN (-22.4%).
David Kostin's Full Track Record
| Action | Ticker | Date | Headline | Return | vs S&P |
|---|
| SELL | MIR | | MIR: Mirion Technologies, Inc. — SELL Mar 2026lower Mirion Technologies, Inc. (MIR) price target but stay bullish | ✓ Correct | +0.9% |
| BUY | RBRK | | RBRK: Rubrik, Inc. Class A — BUY Mar 2026Reaffirms Their Buy Rating on Rubrik, Inc. Class A | -1.2% | -7.1% |
| BUY | PCCYF | | PCCYF: PetroChina Company — BUY Mar 2026Keeps Their Buy Rating on PetroChina Company | +4.5% | -1.4% |
| BUY | LB | | LB: LandBridge — BUY Mar 2026Raises LandBridge Price Target to $84.00 | -6.9% | -13.8% |
| BUY | WOOF | | WOOF: Petco Health and Wellness — BUY Mar 2026Remains Bullish on Petco (WOOF) With $3.95 Price Target | -17.4% | -24.4% |
| BUY | RSG | | RSG: Republic Services — BUY Mar 2026Sticks to Its Buy Rating for Republic Services | -4.6% | -11.5% |
| BUY | CVI | | CVI: CVR Energy — BUY Mar 2026Positive Forecast for CVR Energy | +8.6% | +2.2% |
| BUY | CVE | | CVE: Cenovus Energy — BUY Mar 2026Positive Forecast for Cenovus Energy | +12.1% | +5.7% |
| BUY | LYV | | LYV: Live Nation Entertainment — BUY Mar 2026Positive Forecast for Live Nation Entertainment | -4.4% | -10.8% |
| BUY | VLO | | VLO: Valero Energy — BUY Mar 2026Forecasts Strong Price Appreciation for Valero Energy | -0.8% | -7.2% |
| BUY | PBR | | PBR: Petroleo Brasileiro SA- Petrobras — BUY Mar 2026Remains a Buy on Petroleo Brasileiro SA- Petrobras | +12.1% | +5.8% |
| BUY | PSX | | PSX: Phillips 66 — BUY Mar 2026Boosts Phillips 66 (NYSE:PSX) Price Target to $186.00 | -8.4% | -14.7% |
| BUY | FIGS | | FIGS: Figs — BUY Feb 2026Goldman Sachs upgrades Figs stock rating on strong sales momentum | +4.3% | +1.1% |
| SELL | FOUR | | FOUR: Shift4 Payments — SELL Feb 2026Goldman Sachs downgrades Shift4 Payments stock rating on growth concerns | ✗ Incorrect | -1.7% |
| BUY | TRGP | | TRGP: Targa Resources Corp. — BUY Feb 2026Goldman Sachs Raises its Price Target on Targa Resources Corp. (TRGP) to $242 and Maintains a Buy Rating. | +1.7% | -1.5% |
| BUY | LOW | | LOW: Lowe's Companies — BUY Feb 2026Boosts Lowe's Companies (NYSE:LOW) Price Target to $300.00 | -6.8% | -9.5% |
| BUY | NVDA | | NVDA: Nvidia — BUY Feb 2026Goldman Sachs Stays Bullish On Nvidia Stock, Sees Nearly 30% Upside. | +8.0% | +5.2% |
| BUY | LOAR | | LOAR: Loar Holdings Inc — BUY Feb 2026Goldman Sachs reiterates Buy on Loar Holdings stock after earnings beat. | -14.6% | -17.4% |
| SELL | ODD | | ODD: Oddity Tech Ltd. — SELL Feb 2026Oddity Tech stock price target lowered to $20 by Goldman Sachs | ✗ Incorrect | -2.9% |
| SELL | MSFT | | MSFT: Microsoft — SELL Feb 2026Goldman Sachs resets Microsoft stock forecast | ✗ Incorrect | -1.6% |
| BUY | FSLR | | FSLR: First Solar — BUY Feb 2026Goldman Sachs Adjusts First Solar Price Target to $300 From $316, Maintains Buy Rating. | -6.6% | -8.8% |
| BUY | LLY | | LLY: Eli Lilly — BUY Feb 2026Goldman Sachs Maintains Eli Lilly and Co(LLY.US) With Buy Rating. | -11.9% | -15.0% |
| BUY | SHOP | | SHOP: Shopify Inc. — BUY Feb 2026Is Shopify Inc. (SHOP) is One of Goldman Sachs’s Top Growth Stock Picks? | +5.9% | +2.1% |
| BUY | ANET | | ANET: Arista Networks, Inc. — BUY Feb 2026Goldman Sachs Raises PT on Arista Networks, Inc. (ANET) Stock | +35.4% | +31.6% |
| BUY | MP | | MP: MP Materials Corp. — BUY Feb 2026Goldman Sachs Says MP Materials Stock Can Gain More Than 30% From Here. | +14.4% | +11.7% |
| BUY | UUUU | | UUUU: Energy Fuels — BUY Feb 2026Goldman Sachs Initiates Coverage of Energy Fuels (UUUU) with Buy Recommendation. | +6.5% | +2.8% |
| BUY | LLY | | LLY: Eli Lilly — BUY Feb 2026Goldman Sachs Reaffirms Buy on Eli Lilly and Company (LLY), Citing 25% Growth Outlook. | -12.2% | -14.2% |
| BUY | COIN | | COIN: Coinbase — BUY Jan 2026Goldman Sachs turns bullish on Coinbase after stock’s 12-month slide. | -22.4% | -25.4% |
FAQ
Is David Kostin good at picking stocks?
David Kostin has 28 scored picks with 46% win rate and -4.8% vs S&P.
What stocks does David Kostin recommend?
LLY, COIN, UUUU, MP, SHOP, ANET.
What date range does this track record cover?
Jan 05, 2026 to Mar 15, 2026.
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