UTG AFq

Overview

UTG AFq stands for "Under the Gun Aggression Frequency." It is a statistic used primarily in online poker tracking software (e.g., PokerTracker, Hold'em Manager) to quantify a player's tendency to play aggressively from the earliest position (UTG) in a full-ring or 6-max game.

Calculation

The UTG AFq is calculated as:

UTG AFq = (Number of aggressive actions in UTG) / (Total number of opportunities to act in UTG) × 100%

An aggressive action includes any bet or raise (including all-in). Actions such as checking, calling, or folding are not considered aggressive. The denominator counts every time the player has the opportunity to act in the UTG position (i.e., the player is first to act pre-flop).

For example, if a player is in UTG 100 times and makes a raise 30 times (and never bets or raises on later streets from UTG, since UTG is pre-flop only), the UTG AFq would be 30%.

Note that UTG AFq typically refers to pre-flop actions only, as UTG is a pre-flop position. Post-flop aggression from early position is usually captured by other stats like Flop AFq, Turn AFq, etc.

Interpretation

A high UTG AFq (e.g., >40% in full-ring, >50% in 6-max) indicates an aggressive player who raises a wide range from early position. This can be exploitable because such players may be over-bluffing or raising with weak hands. Conversely, a low UTG AFq (e.g., <15%) suggests a tight player who only enters pots with strong hands from UTG. This makes their range predictable and easier to play against.

Typical range for solid regulars: In full-ring, a reasonable UTG AFq might be around 15-25%. In 6-max, where UTG is effectively the second position (since there is no UTG+1?), players tend to be slightly more aggressive, so 20-35% is common. However, these numbers vary greatly with stakes and player style.

Strategy Implications

• Against a player with very high UTG AFq, you can 3-bet wider to punish their wide raising range. You can also call more frequently with speculative hands, expecting to outplay them post-flop.
• Against a player with very low UTG AFq, you should fold marginal hands and avoid bluffing, as their range is strong. You can also set mine or call with hands that dominate their narrow range.

Limitations

• UTG AFq is a pre-flop statistic and does not reflect post-flop aggression. A player may raise many hands pre-flop but play passively post-flop.
• Sample size matters: A 30% UTG AFq over 20 hands is not reliable; hundreds of hands are needed for meaningful data.
• In games with antes or different stack sizes, optimal UTG AFq can shift.

Related Terms

• UTG (Under the Gun): The position directly to the left of the big blind, first to act pre-flop.
• AFq (Aggression Frequency): A general stat measuring aggressive actions across all positions, usually calculated as (bet + raise) / (bet + raise + call + check).
• PFR (Pre-flop Raise): The percentage of hands a player raises pre-flop, not position-specific.
• VPIP (Voluntarily Put Money In Pot): The percentage of hands a player invests money, including calls and raises.
• 3-bet: A re-raise after an initial raise; often analyzed by position.