Dianalitics
Collegium Pharmaceutical, Inc.
COLL · v2 · 2026-08-24
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71OpportunityDD: Aug 24, 2026Analyst: 73
paidReference price
USD 27.6 (24/08/2026)
domainMkt cap
$897.25M
pie_chartShares
32.56M
candlestick_chart52W
$25.47-$50.79
trending_downShort interest
15.9%
INFONASDAQHealth Care423 employeesFounded 2002
Verdict: Favorable Risk/Reward

COLL is a profitable specialty-pharma platform trading near a distressed multiple despite 2026 adjusted EBITDA guidance of $445-$470M. The stock was hit by lower Nucynta authorized-generic pricing and leverage after AZSTARYS, but the current price embeds a harsh view of a business still producing high cash conversion, shrinking share count and building a longer-duration ADHD franchise.

📊 DIANALITICS RESEARCH INDEX
Score /100 - updated 2026-08-24
73
Collegium Pharmaceutical, Inc.
Healthcare - Specialty Pharmaceuticals - ADHD and pain management
Strong cash engine and buyback support, partly offset by leverage, pain-franchise erosion and execution risk in ADHD expansion.
Fin. strength
14
/20 pts
EBITDA/FCF
13
/15 pts
Debt/leverage
9
/15 pts
Stage/business
13
/15 pts
Catalysts
8
/10 pts
Reg. risk
5
/8 pts
Risk/reward
6
/7 pts
Management
3
/5 pts
Sector/macro
2
/3 pts
Compliance
2
/2 pts
FCF compounderADHD expansionPain runoff risk
FV base case
Fair value base case
USD 44.5
Range: USD 30.0-USD 60.0
Reference price: USD 27.6 (24/08/2026)
Base upside/downside: +61%

nominal target multiple is 5.3x FY2026E adjusted EBITDA; implied EV/EBITDA at base FV is also about 5.3x after net-debt bridge, inside the peer range and below the 6-7x cleaner specialty-pharma median. Cross-check: consensus target $49.60 is 11% above this FV, acceptable because analysts use less explicit reserves for debt/milestones. Main sensitivity: each 1.0x EBITDA multiple changes FV by about $14.85/sh. ⚠️ Not investment advice.

ComponentAssumptionUSD/share
Core enterprise value$457.5M FY2026E adjusted EBITDA x 5.3x EV/EBITDA / 30.8M pro-forma shares+78.75
Net debt / obligations($1.09B net debt, including term loan, convertibles and royalty obligation) / 30.8M shares-35.40
AZSTARYS milestone reserve50% probability x $135M potential commercial/manufacturing milestones / 30.8M shares-2.19
Litigation / opioid reserve$40M probability-weighted legal/regulatory reserve / 30.8M shares-1.30
ASR share-count benefit$50M ASR at $25.70 reference price reduces share base by about 1.9M shares; EPS/EV bridge uplift+4.64
FV base case78.75 - 35.40 - 2.19 - 1.30 + 4.64 = $44.5044.50
Bull
$60
Probability: 25%
JORNAY and AZSTARYS beat back-to-school expectations, pain erosion stabilizes, debt falls faster than modeled and the stock re-rates toward 6.5x EBITDA.
Base
$44.50
Probability: 50%
Revenue lands near the midpoint of $825-$855M guidance, adjusted EBITDA around $457.5M, ASR completes in Q4 and leverage declines through 2027.
Bear
$30
Probability: 25%
Pain portfolio pressure accelerates, ADHD scripts disappoint after back-to-school season, leverage remains sticky and the market values COLL at roughly 3.8x EBITDA.
Methodology: nominal target multiple is 5.3x FY2026E adjusted EBITDA; implied EV/EBITDA at base FV is also about 5.3x after net-debt bridge, inside the peer range and below the 6-7x cleaner specialty-pharma median. Cross-check: consensus target $49.60 is 11% above this FV, acceptable because analysts use less explicit reserves for debt/milestones. Main sensitivity: each 1.0x EBITDA multiple changes FV by about $14.85/sh. ⚠️ Not investment advice. Not investment advice.
warning
Key risk: guidance quality changed after Q2
Q2 2026 revenue rose 6% YoY to $199.9M, but GAAP net loss was $15.1M and management reduced 2026 product revenue and adjusted EBITDA guidance versus the post-AZSTARYS May framework. The cause was mainly lower-than-expected Nucynta authorized-generic net pricing, which means the pain portfolio is no longer a quiet cash cow.
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Capital return signal after the drawdown
On 2026-08-13 Collegium announced a $50M accelerated share repurchase with Jefferies, initially receiving 1.56M shares at the $25.70 reference close. That is a meaningful capital-allocation signal after the post-Q2 drawdown and should reduce the share base by roughly 5-6% once settled.
Methodology note: Collegium is valued as a mature cash-generative specialty pharma company. The primary method is EV/Adjusted EBITDA, with explicit adjustments for net debt, contingent AZSTARYS milestones, product concentration and legal/regulatory reserve. GAAP EPS is less useful because amortization of acquired intangibles is large.
📊 Capital Structure - Short Interest - Buyback & Dilution
High Short Interest
15.9%
5.08M shares short as of 2026-07-31; days to cover 17.4. Bearish positioning is high, so Q3 execution can create forced-covering upside.
Share dilution (1Y)
-9.1%
Shares outstanding fell to 32.56M, down 9.08% YoY. The $50M ASR should retire roughly another 1.9M shares depending on VWAP settlement.
Buyback
$150M
$50M ASR launched on 2026-08-13; $100M remains under the July 2025 authorization after completion.
Short Interest - context
COLL - 15.9%
15.9%

Insider trading check: public feeds show routine Form 4 activity and low insider ownership around 1.1%; no single open-market insider-sale pattern above $500K was identified as thesis-defining in the last 12 months. The larger capital-allocation signal is the company-level ASR, not insider buying.

$Financial analysis - FY
Q2 revenue
$199.9M
+6% YoY
Q2 Adj. EBITDA
$113.8M
+8% YoY
Q2 GAAP income
-$15.1M
Acquisition/amortization drag
Cash + securities
$129.5M
Down after AZSTARYS cash funding
ItemFY2023FY2024FY2025FY2026EGuidance
Product revenue$566M$631M$780.6M$840M$825-$855M updated Q2 guide
Adjusted EBITDA~$350M$401.2M$460.5M$457.5M$445-$470M updated Q2 guide
GAAP net income~$49M$69.2M$62.9M~$45MGAAP pressured by amortization and acquisition costs
Cash from operations~$260M~$300M$329.3M~$300MStrong FCF funds debt paydown + ASR
Quarterly dynamics - last 5 quarters
MetricQ2 2025Q3 2025Q4 2025Q1 2026Q2 2026
Revenue ($M)188.0191.2205.4193.5199.9
Gross margin %57.7%~56%~58%60.6%55.2%
Net income ($M)12.018.617.014.5-15.1
Cash EOP ($M)222.2~260386.7~330129.5
Financial position and sustainability
EV / FY26E Adj. EBITDA
4.3x
Adj. EBITDA margin
~54.5%
Net debt / Adj. EBITDA
~2.4x
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Business model - CNS growth plus pain cash flow

The story is shifting from opioid cash harvest to ADHD duration
Collegium historically monetized differentiated pain products, but the growth vector is now ADHD: JORNAY PM grew 41% YoY in Q2 and AZSTARYS added $12.9M of partial-quarter revenue after the May 12 close. The pain portfolio still funds the business, but Nucynta pressure makes the pace of CNS diversification the key re-rating variable.

ADHD - JORNAY PM $190-$200M FY2026 guide ramping Lead growth asset with Q2 net revenue of $46.1M, up 41% YoY; prescribers exceeded 30,000. ADHD - AZSTARYS $65-$75M FY2026 guide new asset Acquired from Corium for about $650M cash plus up to $135M milestones; expected patent protection through 2037. Pain portfolio $140.9M Q2 2026 declining Belbuca grew 10% YoY, but Xtampza ER fell 14% and Nucynta franchise fell 24%, including weaker authorized-generic pricing.

gavel

Legal, regulatory and risk analysis

Nucynta / pain erosion
High
The Q2 guidance cut was driven by lower authorized-generic net pricing for Nucynta. If pricing remains weak, EBITDA quality matters more than headline revenue.
Leverage after AZSTARYS
Moderate
The $650M AZSTARYS purchase used $350M cash and $300M delayed-draw debt. Cash fell to $129.5M at Q2, so deleveraging must compete with buybacks.
ADHD execution risk
Moderate
The bull case depends on cross-selling JORNAY PM and AZSTARYS through one commercial platform. Back-to-school script trends are the next real test.
Opioid / DEA scrutiny
Moderate
Pain products operate in a regulated and legally sensitive category. No new class-action event was identified, but opioid scrutiny remains a valuation discount.
Contract manufacturing
Moderate
Collegium relies on third-party manufacturers, including specialized facilities for controlled substances. Supply disruption would be hard to replace quickly.
Cash conversion
Positive
Adjusted EBITDA and operating cash flow remain robust even after the guidance cut. This supports debt paydown, business development and buybacks.
ASR timing
Positive
The $50M ASR retires shares at a depressed price and signals management views the valuation as disconnected from cash flow.
Short interest
Positive
15.9% short float and 17.4 days to cover can amplify upside if Q3 validates ADHD growth and pain erosion stabilizes.
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SWOT analysis

Strengths
  • +Adjusted EBITDA guide of $445-$470M on $825-$855M revenue
  • +JORNAY PM grew 41% YoY in Q2 2026
  • +AZSTARYS extends ADHD duration through expected 2037 patent protection
  • +$50M ASR reduces share count at depressed valuation
Weaknesses
  • −GAAP losses can recur due to amortization and acquisition costs
  • −Pain portfolio is still large and partly declining
  • −Cash balance fell materially after AZSTARYS acquisition
  • −High short interest signals investor skepticism
Opportunities
  • →Q3 back-to-school season can validate ADHD commercial leverage
  • →Rapid deleveraging can unlock additional buybacks in 2027
  • →Partial multiple re-rating to 5.3x EBITDA supports $44.50 FV
  • →AZSTARYS field-force synergy could lift FY2027 revenue durability
Threats
  • !Nucynta authorized-generic pricing may stay below expectations
  • !DEA/FDA or payer pressure can hurt pain products
  • !ADHD competition may limit script growth
  • !Debt paydown could slow if further M&A is pursued aggressively
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Summary by assessment area

Financial profile - Strong
  • ~54% adjusted EBITDA margin at guide midpoint
  • High FCF supports debt reduction
  • ASR turns cash flow into per-share value
Execution - Watch Q3
  • ADHD back-to-school season is the next catalyst
  • AZSTARYS integration must show synergy
  • Pain erosion must be contained
Valuation - Dislocated
  • 4.3x EV/EBITDA is below peers
  • Analyst average target is $49.60
  • Base FV implies +64% upside
Sources & Disclaimer

Sources: StockAnalysis COLL quote/statistics/forecast (close $27.11 on 2026-08-21, market cap $882.6M, shares outstanding 32.56M, EV $1.97B, analyst average target $49.60); Investing.com real-time quote cross-check (COLL $27.11 close 2026-08-21, 52W range $25.47-$50.79); Collegium Q2 2026 release (2026-08-06: $199.9M revenue, $113.8M adjusted EBITDA, $129.5M cash/securities, updated guidance $825-$855M revenue and $445-$470M adjusted EBITDA); Collegium FY2025 release; Collegium AZSTARYS acquisition close release (2026-05-12); Collegium ASR release (2026-08-13); MarketBeat short interest as of 2026-07-31; SEC 2025 10-K and Q2 2026 filings for risk factors, debt and manufacturing dependencies. This document is for informational purposes only and does not constitute financial or investment advice.