Top analysts on stock perps · Analyst
Karl Ackerman (Exane BNP Paribas): analyst track record on stock perps
Karl Ackerman of Exane BNP Paribas on companies with stock perpetual futures: star rating, success rate, price-target accuracy, current calls and the measured perp reaction after each rating.
Stars4.8★
Success60%
Excess return+25.6%
rank#388
Ratings189
ratings on stock perps29
Track record
TipRanks data via FMP| 12 months | 3 years | |
|---|---|---|
| Ratings | 5 | 29 |
| Stock | 5 | 21 |
| Buy / hold / sell | 4 / 1 / 0 | 20 / 7 / 2 |
| Upgrades / downgrades / initiations | 1 / 1 / 1 | 13 / 6 / 4 |
| Price targets hit / missed | 1 / 3 (25%) | 24 / 3 (89%) |
| Avg. return after a rating (TipRanks) | -14.1% | +222.5% |
| Best / worst call | +27.0% / -37.9% | +1,211.7% / -37.9% |
After buy calls: not enough measured cases yet
Current calls on stock perps
Recent ratings
- Oct 5, 2026 $NVDA: Maintained · Buy · $345 · article
- Oct 5, 2026 $NVDA: Maintained · Buy · $345 · article
- Oct 5, 2026 $GFS: Downgraded · Hold · $51.00 · article
- Oct 5, 2026 $GFS: Downgraded · Hold · $51.00 · article
- Jan 21, 2026 $STX: Upgraded · Buy · article
- Nov 20, 2025 $ALAB: Initiated · Buy · $225 · article
- Oct 13, 2025 $CIEN: Upgraded · Buy · $185 · article
- Oct 13, 2025 $MU: Upgraded · Buy · $270 · article
- Sep 25, 2025 $CLS: Maintained · Buy · $300 · article
- Sep 25, 2025 $ANET: Upgraded · Buy · $172 · article
- Aug 29, 2025 $MRVL: Maintained · Buy · $80.00 · article
- Jun 11, 2025 $ANET: Downgraded · Hold · article
- Jun 11, 2025 $CLS: Initiated · Buy · $150 · article
- May 16, 2025 $WDC: Maintained · Buy · $62.00 · article
- May 16, 2025 $STX: Upgraded · Hold · $100 · article
- Apr 9, 2025 $MTSI: Upgraded · Buy · $135 · article
- Mar 11, 2025 $LITE: Upgraded · Buy · $92.00 · article
- Jan 28, 2025 $CSCO: Upgraded · Buy · $72.00 · article
- Oct 30, 2024 $QRVO: Downgraded · Hold · $80.00 · article
- Oct 9, 2024 $CIEN: Downgraded · Hold · $67.00 · article
Karl Ackerman4.8★ · 60% success · +25.6% excess return · TipRanks data via FMP · Source headlines via TheFly/StreetInsider (FMP). Reaction = venue-median perp move after our detection — an observation, not investment advice.