Top analysts on stock perps · Analyst

Thomas Diffely (D.A. Davidson): analyst track record on stock perps

Thomas Diffely of D.A. Davidson on companies with stock perpetual futures: star rating, success rate, price-target accuracy, current calls and the measured perp reaction after each rating.

Stars4.9★

Success63%

Excess return+20.6%

rank#321

Ratings360

ratings on stock perps10

Track record

TipRanks data via FMP

	12 months	3 years
Ratings	6	58
Stock	5	7
Buy / hold / sell	6 / 0 / 0	58 / 0 / 0
Upgrades / downgrades / initiations	0 / 0 / 0	0 / 0 / 1
Price targets hit / missed	5 / 1 (83%)	25 / 6 (81%)
Avg. return after a rating (TipRanks)	+30.4%	+35.6%
Best / worst call	+103.9% / -36.9%	+167.0% / -36.9%

After buy calls: median 21-day move +6.9% · vs S&P 500 +3.5% · targets hit within a year 100% (n = 9)

Current calls on stock perps

Stock	Call	Target	vs last close	Date
No current calls on stock perps.

Recent ratings

Oct 28, 2025 $AMKR: Maintained · Buy · $40.00 · article
Jul 29, 2025 $AMKR: Reiterated · Buy · $30.00 · article
Apr 29, 2025 $AMKR: Maintained · Buy · article
Feb 14, 2025 $AMKR: Reiterated · Buy · $36.00 · article
Oct 29, 2024 $AMKR: Maintained · Buy · article
Jul 30, 2024 $AMKR: Maintained · Buy · article
Apr 30, 2024 $AMKR: Maintained · Buy · $40.00 · article
Feb 6, 2024 $AMKR: Reiterated · Buy · $35.00 · article
Oct 31, 2023 $AMKR: Reiterated · Buy · article
Aug 1, 2023 $AMKR: Reiterated · Buy · $36.00 · article

Thomas Diffely4.9★ · 63% success · +20.6% 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.