The Verdict
David Kostin has returned -6.0% vs S&P -4.3% over matched windows (27% 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 -4.6% vs S&P -3.1%
- PCCYF · BUY · Mar 14, 2026
PetroChina Company
Return +0.0% vs S&P -3.1%
- LB · BUY · Mar 13, 2026
LandBridge
Return -5.1% vs S&P -2.1%
- WOOF · BUY · Mar 13, 2026
Petco Health and Wellness
Return -19.3% vs S&P -2.1%
David Kostin's Best and Worst Stock Picks
Best: CVI (+17.6%) · Worst: COIN (-22.5%).
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 | Pending | -2.5% |
| BUY | RBRK | | RBRK: Rubrik, Inc. Class A — BUY Mar 2026Reaffirms Their Buy Rating on Rubrik, Inc. Class A | -4.6% | -1.6% |
| BUY | PCCYF | | PCCYF: PetroChina Company — BUY Mar 2026Keeps Their Buy Rating on PetroChina Company | +0.0% | +3.1% |
| BUY | LB | | LB: LandBridge — BUY Mar 2026Raises LandBridge Price Target to $84.00 | -5.1% | -3.1% |
| BUY | WOOF | | WOOF: Petco Health and Wellness — BUY Mar 2026Remains Bullish on Petco (WOOF) With $3.95 Price Target | -19.3% | -17.3% |
| BUY | RSG | | RSG: Republic Services — BUY Mar 2026Sticks to Its Buy Rating for Republic Services | -2.2% | -0.2% |
| BUY | CVI | | CVI: CVR Energy — BUY Mar 2026Positive Forecast for CVR Energy | +17.6% | +20.2% |
| BUY | CVE | | CVE: Cenovus Energy — BUY Mar 2026Positive Forecast for Cenovus Energy | +6.2% | +8.8% |
| BUY | LYV | | LYV: Live Nation Entertainment — BUY Mar 2026Positive Forecast for Live Nation Entertainment | -7.2% | -4.5% |
| BUY | VLO | | VLO: Valero Energy — BUY Mar 2026Forecasts Strong Price Appreciation for Valero Energy | +1.7% | +4.3% |
| BUY | PBR | | PBR: Petroleo Brasileiro SA- Petrobras — BUY Mar 2026Remains a Buy on Petroleo Brasileiro SA- Petrobras | -0.9% | +1.7% |
| BUY | PSX | | PSX: Phillips 66 — BUY Mar 2026Boosts Phillips 66 (NYSE:PSX) Price Target to $186.00 | +0.8% | +3.4% |
| BUY | FIGS | | FIGS: Figs — BUY Feb 2026Goldman Sachs upgrades Figs stock rating on strong sales momentum | -8.0% | -2.6% |
| SELL | FOUR | | FOUR: Shift4 Payments — SELL Feb 2026Goldman Sachs downgrades Shift4 Payments stock rating on growth concerns | ✓ Correct | +1.1% |
| 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. | +0.7% | +6.1% |
| BUY | LOW | | LOW: Lowe's Companies — BUY Feb 2026Boosts Lowe's Companies (NYSE:LOW) Price Target to $300.00 | -15.0% | -9.1% |
| BUY | NVDA | | NVDA: Nvidia — BUY Feb 2026Goldman Sachs Stays Bullish On Nvidia Stock, Sees Nearly 30% Upside. | -6.6% | -0.7% |
| BUY | LOAR | | LOAR: Loar Holdings Inc — BUY Feb 2026Goldman Sachs reiterates Buy on Loar Holdings stock after earnings beat. | -14.2% | -8.2% |
| SELL | ODD | | ODD: Oddity Tech Ltd. — SELL Feb 2026Oddity Tech stock price target lowered to $20 by Goldman Sachs | ✓ Correct | +2.9% |
| SELL | MSFT | | MSFT: Microsoft — SELL Feb 2026Goldman Sachs resets Microsoft stock forecast | ✗ Incorrect | -1.8% |
| BUY | FSLR | | FSLR: First Solar — BUY Feb 2026Goldman Sachs Adjusts First Solar Price Target to $300 From $316, Maintains Buy Rating. | -8.2% | -1.8% |
| BUY | LLY | | LLY: Eli Lilly — BUY Feb 2026Goldman Sachs Maintains Eli Lilly and Co(LLY.US) With Buy Rating. | -13.0% | -7.4% |
| BUY | SHOP | | SHOP: Shopify Inc. — BUY Feb 2026Is Shopify Inc. (SHOP) is One of Goldman Sachs’s Top Growth Stock Picks? | -0.4% | +4.5% |
| BUY | ANET | | ANET: Arista Networks, Inc. — BUY Feb 2026Goldman Sachs Raises PT on Arista Networks, Inc. (ANET) Stock | +3.0% | +7.9% |
| BUY | MP | | MP: MP Materials Corp. — BUY Feb 2026Goldman Sachs Says MP Materials Stock Can Gain More Than 30% From Here. | -8.6% | -2.6% |
| BUY | UUUU | | UUUU: Energy Fuels — BUY Feb 2026Goldman Sachs Initiates Coverage of Energy Fuels (UUUU) with Buy Recommendation. | -18.6% | -13.6% |
| BUY | LLY | | LLY: Eli Lilly — BUY Feb 2026Goldman Sachs Reaffirms Buy on Eli Lilly and Company (LLY), Citing 25% Growth Outlook. | -13.2% | -6.7% |
| BUY | COIN | | COIN: Coinbase — BUY Jan 2026Goldman Sachs turns bullish on Coinbase after stock’s 12-month slide. | -22.5% | -16.8% |
FAQ
Is David Kostin good at picking stocks?
David Kostin has 28 scored picks with 27% win rate and -1.7% 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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