Trevena, Inc. Annual report pursuant to Section 13 and 15(d)

Annual report pursuant to Section 13 and 15(d)

2008 and 2013 Equity Incentive Plans (Details 3)

2008 and 2013 Equity Incentive Plans (Details 3) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Nov. 16, 2009	Jun. 30, 2009	Sep. 30, 2008	Jan. 31, 2008	Jan. 07, 2008	Dec. 15, 2011	Jul. 08, 2011	Jul. 08, 2010	May 03, 2013	Dec. 31, 2012
2008 and 2013 Equity Incentive Plans
Per share price of Company's closing stock price (in dollars per share)	1.00us-gaap_SharePrice
Shares of common stock reserved for issuance
Common stock options outstanding (in shares)	3,574,450
Common stock options and restricted stock available for future grant (2013 Plan) (in shares)	829,364
Common stock warrants outstanding (in shares)	30,258
Total shares of common stock reserved for issuance	4,434,072
Estimated
Weighted-average assumptions:
Estimated annual forfeiture rate (as a percent)	7.00%	5.00%
Series A convertible preferred stock
2008 and 2013 Equity Incentive Plans
Per share price of Company's closing stock price (in dollars per share)			$ 1.00	$ 1.00	$ 1.00	$ 1.00	$ 1.00
Series B 1 convertible preferred stock
2008 and 2013 Equity Incentive Plans
Per share price of Company's closing stock price (in dollars per share)								$ 1.00	$ 1.00
Series B convertible preferred stock
2008 and 2013 Equity Incentive Plans
Per share price of Company's closing stock price (in dollars per share)								$ 1.00	$ 1.00	$ 1.00
Shares of common stock reserved for issuance
Common stock warrants outstanding (in shares)	1,225,000
Series C convertible preferred stock
2008 and 2013 Equity Incentive Plans
Per share price of Company's closing stock price (in dollars per share)											$ 1.632
Stock options
2008 and 2013 Equity Incentive Plans
Intrinsic value of options exercisable	6.4
Per share price of Company's closing stock price (in dollars per share)	5.98
Weighted average exercise price (in dollars per share)	2.26
Per-share weighted-average grant date fair value of options granted (in dollars per share)	4.43	2.52
Weighted-average assumptions:
Unrecognized compensation expense	6.1
Weighted average remaining period for recognition of unrecognized compensation expense	2 years 10 months 13 days
Shares of common stock reserved for issuance
Common stock options outstanding (in shares)	3,574,450	2,795,746										1,523,156
Common stock options and restricted stock available for future grant (2013 Plan) (in shares)	829,364	83,465										171,803
Stock options \| Weighted-average
Weighted-average assumptions:
Risk-free interest rate (as a percent)	1.80%	1.52%
Expected term of options (in years)	5 years 9 months 18 days	6 years 1 month 6 days
Expected volatility (as a percent)	75.90%	80.50%
Dividend yield (as a percent)	0.00%	0.00%