Nov 18 (Reuters) - Wall Street securities analysts revised their ratings and price targets on several U.S.-listed companies, including Airbnb, Post Holdings and Syndax Pharmaceuticals, on Monday.

HIGHLIGHTS

* Airbnb Inc : D.A. Davidson raises PT to $131 from $125

* Korro Bio Inc : Jonestrading initiates coverage with buy rating; PT $130

* Post Holdings Inc : JP Morgan raises target price to $135 from $125

* Syndax Pharmaceuticals Inc : Jefferies raises target price to $43 from

$37

* Transmedics Group Inc : TD Cowen cuts target price to $120 from $175

Following is a summary of research actions on U.S. companies reported by Reuters on Monday. Stock entries are in alphabetical order.

* Airbnb Inc : D.A. Davidson raises PT to $131 from $125

* Alibaba Group : JP Morgan cuts target price to $120 from $125

* Autodesk Inc : Baird raises target price to $330 from $305

* Capricor Therapeutics : Jonestrading initiates coverage with buy

rating; PT $40

* Enerflex Ltd : CIBC raises target price to $8.75 from $7.5

* Inovio Pharmaceuticals Inc : Oppenheimer cuts target price to $15 from

$33

* Korro Bio Inc : Jonestrading initiates coverage with buy rating; PT

$130

* MBIA Inc : KBW raises target price to $9 from $6.5

* MBIA Inc : KBW raises to outperform from market perform

* Ovintiv Inc : CIBC raises target price to $57 from $55

* Post Holdings Inc : JP Morgan raises target price to $135 from $125

* Procore Technologies Inc : Jefferies raises target price to $70 from

$65

* Progressive Corp : KBW raises target price to $295 from $290

* Prologis Inc : Jefferies cuts target price to $132 from $140

* Syndax Pharmaceuticals Inc : Jefferies raises target price to $43 from

$37

* Tarsus Pharmaceuticals Inc : Jefferies raises PT to $54 from $48

* Transmedics Group Inc : TD Cowen cuts target price to $120 from $175

* Yelp Inc : JP Morgan raises target price to $36 from $35

(Compiled by Bengaluru Newsroom)

((Diaries@thomsonreuters.com))