Predicate 
tumble:
  Frames file for 'tumble' based on sentences in financial subcorpus.
  Verbnet classes calibratable_cos-45.6 escape-51.1-2 meander-47.7;
  other framed members include climb, decline, decrease, drop, fall,
  gain, grow, increase, jump, rise.  Comparison with fall.
Roleset tumble.01 Verbnet Class: 1 "fall":
Roles:
Arg0:causer of falling
Arg1:Logical subject, patient, thing falling
Arg2:EXT, amount fallen
Arg3:start point
Arg4:end point, end state
ArgM-LOC:medium
Examples:
| boring ergative (-) | 
|---|
| On days when prices are tumbling, they must be willing to buy
 shares from sellers when no one else will.
 
 | 
| Arg1: | prices | 
| REL: | tumbling | 
| with EXT and destination (-) | 
|---|
| After troubled Heritage Media proposed acquiring POP Radio in a
 stock swap , POP Radio's shares tumbled 4 to 14 3/4.
 
 | 
| ArgM-TMP: | After troubled Heritage Media proposed
        acquiring POP Radio in a stock swap | 
| Arg1: | POP Radio's shares | 
| REL: | tumbled | 
| Arg2-EXT: | 4 | 
| Arg4-to: | 14 3\/4 | 
| 'on volume' of XYZ (-) | 
|---|
| MCI Communications tumbled 2 5/8 to 42 3/8 on 4.7 million shares
 even though the telecommunications giant reported a 63% increase
 in third-quarter profit.
 
 | 
| Arg1: | MCI Communications | 
| REL: | tumbled | 
| Arg2-EXT: | 2 5/8 | 
| Arg4-to: | 42 3/8 | 
| ArgM-LOC: | on 4.7 million shares | 
| ArgM-ADV: | even though the telecommunications giant
        reported a 63 % increase in third-quarter profit | 
| with agent (-) | 
|---|
person: ns
tense: present
aspect: ns
voice: active
form: full
| Some fruit visionaries say the Fuji could someday tumble the Red
 Delicious from the top of America's apple heap.
 
 | 
| Arg0: | the Fuji | 
| Argm-MOD: | could | 
| Argm-TMP: | someday | 
| REL: | tumble | 
| Arg1: | the Red Delicious | 
| Arg3-from: | the top of America's apple heap | 
Refer to other verbs-of-stock-reportage (rise, fall, climb, drop, etc)
for additional examples.