Supernus, Inc. (INDV) shareholders
INDVNasdaqPharmaceutical PreparationsFiscal year ends December 31Also trades as SUPN
$35.37+0.12 (+0.34%)
Close on Oct 30, 2026Market cap $4.17BP/E 9.9Yield –
Ownership
Institutional holdings as of Jun 30, 2026, from 13F filings
Held by institutions
123M
Shares held, 13F filers
Institutional holders
338
89 new, 36 sold out
Net institutional buying
-5M
In Q2 2026
Insider trades, 12 months
10 buys · 3 sales
Net sold $2.52M
Shares held by institutions
Holders of more than 5%
Latest Schedule 13D (active) or 13G (passive) filed by each holder
| Holder | Shares | % of class | Filing | As of |
|---|---|---|---|---|
| BlackRock, Inc. | 17,806,183 | 14.30% | 13G (passive) amendment | Dec 31, 2025 |
| Deerfield Management Company, L.P. Joint filing with Deerfield Mgmt, L.P. (8.47%), Deerfield Partners, L.P. (8.47%) and 1 more | 10,567,160 | 8.47% | 13G (passive) amendment | Mar 31, 2025 |
| The Goldman Sachs Group, Inc. Joint filing with Goldman Sachs & Co. LLC (7.80%) | 9,789,169 | 7.80% | 13G (passive) amendment | Jun 30, 2025 |
| Sina Toussi Joint filing with Two Seas Capital LP (7.40%), Two Seas Capital GP LLC (7.40%) | 9,254,152 | 7.40% | 13D (active) amendment | Nov 3, 2025 |
| Deerfield Mgmt, L.P. Joint filing with Deerfield Management Company, L.P. (7.16%), Deerfield Partners, L.P. (7.16%) and 1 more | 8,883,160 | 7.16% | 13G (passive) amendment | Dec 31, 2024 |
| Oaktree Capital Group Holdings GP, LLC Joint filing with Oaktree Capital Holdings, LLC (7.00%), Oaktree Fund GP I, L.P. (5.90%) | 8,745,084 | 7.00% | 13D (active) amendment | Nov 10, 2025 |
| Vanguard Portfolio Management | 7,994,836 | 6.55% | 13G (passive) | Mar 31, 2026 |
| Madison Avenue GP, LLC Joint filing with Madison Avenue International LP (6.00%), Madison Avenue Partners, LP (6.00%) and 3 more | 7,438,153 | 6.00% | 13G (passive) | Mar 11, 2025 |
| Two Seas Capital LP Joint filing with Two Seas Capital GP LLC (5.70%), Sina Toussi (5.70%) | 7,061,854 | 5.70% | 13D (active) amendment | Dec 8, 2025 |
| Vanguard Capital Management | 6,523,720 | 5.35% | 13G (passive) | Mar 31, 2026 |
| Israel A. Englander Joint filing with Millennium Management LLC (5.40%), Millennium Group Management LLC (5.40%) | 6,343,651 | 5.40% | 13G (passive) | Sep 23, 2026 |
| Madison Avenue International LP Joint filing with Madison Avenue Partners, LP (5.00%), EMAI Management, LLC (5.00%) and 3 more | 6,280,502 | 5.00% | 13G (passive) amendment | Dec 31, 2025 |
Top institutional holders
13F holdings as of Jun 30, 2026
| Holder | Shares | % of INDV | Value | Change | % of portfolio |
|---|---|---|---|---|---|
| BlackRock, Inc. | 18,709,432 | – | $767.65M | +167,212 | 0.01% |
| Vanguard Portfolio Management LLC | 7,572,287 | – | $310.69M | −319,532 | 0.01% |
| Oaktree Capital Management LP | 6,127,212 | – | $251.40M | −856,890 | 3.49% |
| Vanguard Capital Management LLC | 5,495,486 | – | $225.48M | −91,090 | 0.00% |
| State Street Corp | 4,992,071 | – | $204.82M | +88,078 | 0.01% |
| Fuller & Thaler Asset Management, Inc. | 4,615,816 | – | $189.39M | +86,233 | 0.52% |
| Two Seas Capital LP | 3,479,493 | – | $142.76M | −1,267,017 | 2.83% |
| Morgan Stanley | 3,395,702 | – | $139.33M | −110,115 | 0.01% |
| Franklin Resources Inc | 3,316,358 | – | $136.07M | +3,204,765 | 0.03% |
| Geode Capital Management, LLC | 3,159,866 | – | $129.68M | +234,178 | 0.01% |
| Assenagon Asset Management S.A. | 3,081,856 | – | $126.45M | New | 0.08% |
| Madison Avenue Partners, LP | 2,874,368 | – | $117.94M | −1,440,794 | 5.08% |
| Mangrove Partners | 2,676,730 | – | $109.83M | −65,704 | 7.22% |
| Citadel Advisors LLC | 2,667,827 | – | $109.46M | −906,217 | 0.01% |
| Driehaus Capital Management LLC | 2,299,054 | – | $94.33M | +419,015 | 0.55% |
| Millennium Management LLC | 2,098,945 | – | $86.12M | −2,496,590 | 0.03% |
| Dimensional Fund Advisors LP | 1,896,605 | – | $77.82M | +564,477 | 0.01% |
| Invesco Ltd. | 1,842,983 | – | $75.62M | +281,220 | 0.01% |
| Deerfield Management Company, L.P. (Series C) | 1,648,895 | – | $67.65M | −1,448,895 | 0.71% |
| Arrowstreet Capital, Limited Partnership | 1,642,086 | – | $67.37M | −681,178 | 0.03% |
Institutional buying and selling by quarter
Positions opened, added to, reduced and closed by 13F filers
| Quarter | Holders | Shares held | New / added | Reduced / closed | Shares bought | Shares sold |
|---|---|---|---|---|---|---|
| Q2 2026 | 338 | 123M | 89 / 114 | 110 / 36 | 18M | 22M |
| Q1 2026 | 290 | 128M | 83 / 98 | 86 / 49 | 33M | 28M |
| Q4 2025 | 259 | 128M | 90 / 84 | 67 / 26 | 38M | 279M |
| Q3 2025 | 198 | 369M | 93 / 53 | 41 / 14 | 288M | 27M |
| Q2 2025 | 120 | 107M | 37 / 45 | 23 / 32 | 25M | 9M |
| Q1 2025 | 116 | 91M | 25 / 34 | 41 / 21 | 27M | 13M |
| Q4 2024 | 113 | 78M | 28 / 39 | 23 / 16 | 16M | 12M |
| Q3 2024 | 103 | 73M | 27 / 28 | 30 / 22 | 32M | 25M |
| Q2 2024 | 99 | 66M | 19 / 29 | 29 / 14 | 10M | 13M |
| Q1 2024 | 95 | 70M | 25 / 27 | 27 / 6 | 12M | 8M |
| Q4 2023 | 76 | 66M | 7 / 28 | 26 / 6 | 7M | 9M |
| Q3 2023 | 76 | 69M | 20 / 18 | 24 / 4 | 9M | 3M |
Top mutual fund and ETF holders
Latest monthly portfolio reports (Form N-PORT)
319 funds held INDV in Q2 2026, 63% of their shares through ETFs. Each fund counts once per quarter, from its quarter-end report.
| Fund | Shares | % of INDV | Value | % of fund | As of |
|---|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF | 7,345,306 | – | $301.38M | 0.27% | Jun 30, 2026 |
| Vanguard Total Stock Market Index Fund | 3,873,712 | – | $158.94M | 0.01% | Jun 30, 2026 |
| iShares Russell 2000 ETF | 3,078,829 | – | $126.32M | 0.15% | Jun 30, 2026 |
| Vanguard Small-Cap Index Fund | 2,797,172 | – | $114.77M | 0.06% | Jun 30, 2026 |
| Fullerthaler Behavioral Small-Cap Growth | 2,152,304 | – | $88.31M | 1.43% | Jun 30, 2026 |
| Invesco S&P SmallCap Momentum ETF | 1,665,208 | – | $66.62M | 2.20% | Jul 31, 2026 |
| Vanguard Small-Cap Growth Index Fund | 1,609,803 | – | $66.05M | 0.14% | Jun 30, 2026 |
| Vanguard Extended Market Index Fund | 1,397,534 | – | $57.34M | 0.06% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund | 1,310,349 | – | $52.43M | 0.15% | Jul 31, 2026 |
| Fullerthaler Behavioral Small Cap Equity | 1,234,355 | – | $50.65M | 0.40% | Jun 30, 2026 |
| State Street(R) SPDR(R) Portfolio S&P 600(TM) Small Cap ETF | 1,116,796 | – | $45.82M | 0.27% | Jun 30, 2026 |
| iShares S&P Small-Cap 600 Growth ETF | 1,095,631 | – | $44.95M | 0.55% | Jun 30, 2026 |
| Franklin Small Cap Value Fund | 1,062,981 | – | $42.53M | 0.99% | Jul 31, 2026 |
| iShares Russell 2000 Growth ETF | 981,962 | – | $40.29M | 0.26% | Jun 30, 2026 |
| Vanguard Tax-Managed Small-Cap Fund | 751,723 | – | $30.84M | 0.27% | Jun 30, 2026 |
Officers, directors and major owners
People who filed Forms 3, 4 or 5 in the last two years
| Name | Role | Shares owned | Latest filing |
|---|---|---|---|
| Jack A. Khattar | Chief Executive Officer, Director | 3,413,555 | Nov 4, 2026 |
| Joseph Ciaffoni | Chief Executive Officer, Director | 790,330 | Jun 23, 2026 |
| Frank Mottola | SVP, Chief Tech. Ops. Officer | 30,099 | Nov 4, 2026 |
| Timothy C. Dec | SVP, Chief Financial Officer | 14,059 | Nov 4, 2026 |
| Jonathan Rubin | SVP, Chief Medical Officer | 21,529 | Nov 4, 2026 |
| Padmanabh P. Bhatt | SVP of IP, CSO | 28,702 | Nov 4, 2026 |
| William Todd Horich | SVP, Chief Commercial Officer | – | Nov 4, 2026 |
| Woodrow D. Anderson | Chief Accounting Officer | 27,638 | Aug 27, 2026 |
| Christian Heidbreder | Chief Scientific Officer | 209,337 | Jul 13, 2026 |
| Ryan Preblick | Chief Financial Officer | 284,751 | Jun 10, 2026 |
| Jeffrey W. Burris | Chief Legal Officer | 71,518 | Mar 5, 2026 |
| Patrick A. Barry | Chief Commercial Officer | 31,380 | Feb 12, 2026 |
| Bethany Sensenig | Director | – | Nov 4, 2026 |
| Georges Gemayel | Director | 42,009 | Nov 4, 2026 |
| Carrolee Barlow | Director | 41,652 | Nov 4, 2026 |
| Barbara Ryan | Director | 12,242 | May 14, 2026 |
| David E. Wheadon | Director | 30,780 | May 14, 2026 |
| Stuart A. Kingsley | Director | 12,100 | May 14, 2026 |
| Mark Stejbach | Director | 27,087 | May 14, 2026 |
| Daniel A. Ninivaggi | Director | 27,163 | May 14, 2026 |
| Keith Humphreys | Director | 16,042 | May 14, 2026 |
| Juliet Thompson | Director | 18,748 | May 14, 2026 |
Insider trades
Common stock transactions reported on Form 4, newest first
| Insider | Date | Transaction | Shares | Price | Value | Shares after |
|---|---|---|---|---|---|---|
| Frank Mottola SVP, Chief Tech. Ops. Officer | Nov 2, 2026 | Other | +30,099 | – | – | 30,099 |
| Timothy C. Dec SVP, Chief Financial Officer | Nov 2, 2026 | Other | +14,059 | – | – | 14,059 |
| Carrolee Barlow Director | Nov 2, 2026 | Other | +41,652 | – | – | 41,652 |
| Padmanabh P. Bhatt SVP of IP, CSO | Nov 2, 2026 | Other | +28,702 | – | – | 28,702 |
| Georges Gemayel Director | Nov 2, 2026 | Other | +42,009 | – | – | 42,009 |
| Jack A. Khattar Chief Executive Officer, Director | Nov 2, 2026 | Other | +1,475,569 | – | – | 1,475,569 |
| Jack A. Khattar Chief Executive Officer, Director | Nov 2, 2026 | Other | +1,937,986 | – | – | 1,937,986 |
| Jonathan Rubin SVP, Chief Medical Officer | Nov 2, 2026 | Other | +21,529 | – | – | 21,529 |
| Woodrow D. Anderson Chief Accounting Officer | Aug 27, 2026 | Buy | +1,500 | $35.69 | $53.54K | 27,638 |
| Woodrow D. Anderson Chief Accounting Officer | Aug 5, 2026 | Buy | +1,500 | $36.28 | $54.42K | 26,138 |
| Christian Heidbreder Chief Scientific Officer | Jul 10, 2026 | Sale(10b5-1 plan) | −18,586 | $41.14 | $764.63K | 209,337 |
| Joseph Ciaffoni Chief Executive Officer, Director | Jun 22, 2026 | Tax withholding | −612,549 | $38.32 | $23.47M | 790,330 |
| Joseph Ciaffoni Chief Executive Officer, Director | Jun 22, 2026 | Option exercise | +1,266,903 | – | – | 1,402,879 |
| Christian Heidbreder Chief Scientific Officer | Jun 11, 2026 | Sale(10b5-1 plan) | −18,586 | $38.06 | $707.38K | 227,923 |
| Ryan Preblick Chief Financial Officer | Jun 8, 2026 | Sale(10b5-1 plan) | −36,000 | $37.70 | $1.36M | 284,751 |
| Keith Humphreys Director | May 13, 2026 | Award | +6,518 | – | – | 16,042 |
| Juliet Thompson Director | May 13, 2026 | Award | +6,518 | – | – | 12,973 |
| Daniel A. Ninivaggi Director | May 13, 2026 | Award | +6,518 | – | – | 27,163 |
| Barbara Ryan Director | May 13, 2026 | Award | +6,518 | – | – | 12,242 |
| David E. Wheadon Director | May 13, 2026 | Award | +10,430 | – | – | 30,780 |
| Mark Stejbach Director | May 13, 2026 | Award | +6,518 | – | – | 27,087 |
| Stuart A. Kingsley Director | May 13, 2026 | Award | +6,518 | – | – | 12,100 |
| Juliet Thompson Director | May 12, 2026 | Tax withholding | −1,117 | $38.28 | $42.76K | 6,455 |
| Ryan Preblick Chief Financial Officer | Mar 14, 2026 | Option exercise | +6,302 | – | – | 323,594 |
| Ryan Preblick Chief Financial Officer | Mar 14, 2026 | Tax withholding | −2,843 | $31.11 | $88.45K | 320,751 |
| Barbara Ryan Director | Mar 13, 2026 | Buy | +8 | $31.09 | $249 | 5,724 |
| Barbara Ryan Director | Mar 9, 2026 | Buy | +31 | $32.56 | $1.01K | 5,716 |
| Stuart A. Kingsley Director | Mar 6, 2026 | Buy | +940 | $31.87 | $29.96K | 5,582 |
| Christian Heidbreder Chief Scientific Officer | Mar 3, 2026 | Tax withholding | −45,797 | $31.98 | $1.46M | 246,509 |
| Christian Heidbreder Chief Scientific Officer | Mar 3, 2026 | Option exercise | +101,544 | – | – | 292,306 |
| Ryan Preblick Chief Financial Officer | Mar 3, 2026 | Tax withholding | −87,597 | $31.98 | $2.80M | 230,343 |
| Ryan Preblick Chief Financial Officer | Mar 3, 2026 | Option exercise | +86,949 | – | – | 317,292 |
| Jeffrey W. Burris Chief Legal Officer | Mar 3, 2026 | Tax withholding | −36,032 | $31.98 | $1.15M | 71,518 |
| Jeffrey W. Burris Chief Legal Officer | Mar 3, 2026 | Option exercise | +79,893 | – | – | 107,550 |
| Woodrow D. Anderson Chief Accounting Officer | Mar 3, 2026 | Option exercise | +18,364 | – | – | 29,657 |
| Woodrow D. Anderson Chief Accounting Officer | Mar 3, 2026 | Tax withholding | −2,682 | $31.98 | $85.77K | 24,638 |
| Woodrow D. Anderson Chief Accounting Officer | Mar 3, 2026 | Option exercise | +5,946 | – | – | 27,320 |
| Woodrow D. Anderson Chief Accounting Officer | Mar 3, 2026 | Tax withholding | −8,283 | $31.98 | $264.89K | 21,374 |
| Joseph Ciaffoni Chief Executive Officer, Director | Feb 10, 2026 | Award | +79,976 | – | – | 135,976 |
| Christian Heidbreder Chief Scientific Officer | Feb 10, 2026 | Award | +33,622 | – | – | 190,762 |
| Woodrow D. Anderson Chief Accounting Officer | Feb 10, 2026 | Award | +6,903 | – | – | 11,293 |
| Ryan Preblick Chief Financial Officer | Feb 10, 2026 | Award | +37,358 | – | – | 317,940 |
| Jeffrey W. Burris Chief Legal Officer | Feb 10, 2026 | Award | +26,897 | – | – | 27,657 |
| Patrick A. Barry Chief Commercial Officer | Feb 10, 2026 | Award | +31,380 | – | – | 31,380 |
| David E. Wheadon Director | Jan 26, 2026 | Award | +5,955 | – | – | 20,350 |
| Daniel A. Ninivaggi Director | Jan 26, 2026 | Award | +3,722 | – | – | 20,645 |
| Stuart A. Kingsley Director | Jan 26, 2026 | Award | +3,722 | – | – | 4,642 |
| Juliet Thompson Director | Jan 26, 2026 | Award | +3,722 | – | – | 7,572 |
| Barbara Ryan Director | Jan 26, 2026 | Award | +3,722 | – | – | 5,685 |
| Mark Stejbach Director | Jan 26, 2026 | Award | +3,722 | – | – | 20,569 |
| Keith Humphreys Director | Jan 26, 2026 | Award | +3,722 | – | – | 9,524 |
| Keith Humphreys Director | Jan 5, 2026 | Buy | +775 | $35.39 | $27.43K | 5,802 |
| Mark Stejbach Director | Jan 5, 2026 | Buy | +775 | $35.39 | $27.43K | 16,847 |
| Barbara Ryan Director | Jan 5, 2026 | Buy | +775 | $35.39 | $27.43K | 1,963 |
| David E. Wheadon Director | Jan 5, 2026 | Buy | +1,771 | $35.39 | $62.68K | 14,395 |
| Daniel A. Ninivaggi Director | Jan 5, 2026 | Buy | +775 | $35.39 | $27.43K | 16,923 |
Awards, option exercises, tax withholding and gifts are shown alongside open-market buys and sales. Each name links to the filing on SEC EDGAR.
Short interest
Shares sold short and not yet bought back, as of Oct 30, 2026 (FINRA, reported twice a month)
Short % of shares outstanding
–
10M shares short
Days to cover
3.6
At 3M shares a day
Change since last report
+1.2%
From 9M shares
Short volume, 20 days
51.4%
Of volume reported to FINRA
Shares sold short, last 12 months
Short sale volume counts trades marked short on any given day, including market-maker hedging, so it runs far higher than the share of Supernus's stock actually held short. Settlement fails (shares not delivered on time) peaked at 127,853 shares on Oct 9, 2026 over the last 90 days.
Planned insider sales
Notices of proposed sale filed on Form 144 before shares are sold
| Seller | Filed | Shares | Market value | Planned sale | Acquired through |
|---|---|---|---|---|---|
| Christian Heidbreder Officer | Jul 10, 2026 | 18,586 | $764.63K | Jul 10, 2026 | Restricted Stock Vesting |
| Christian Heidbreder Officer | Jun 11, 2026 | 18,586 | $707.38K | Jun 11, 2026 | Restricted Stock Vesting |
| Ryan Preblick Officer | Jun 8, 2026 | 36,000 | $1.36M | Jun 8, 2026 | Restricted Stock Vesting |
| Ryan Preblick Officer | Jun 8, 2026 | 36,000 | $1.36M | Jun 8, 2026 | Restricted Stock Vesting |
| Cetani Cynthia C Officer | Nov 7, 2025 | 121,737 | $3.73M | Nov 7, 2025 | Restricted Stock Units |
| Crossley Mark Affiliate | Sep 8, 2025 | 26,463 | $655.00K | Sep 8, 2025 | Open Market |
| Mark Crossley affiliate | Sep 8, 2025 | 183,938 | $4.59M | Sep 8, 2025 | Vesting of Restricted Stock Units |
| Mark Crossley affiliate | Sep 4, 2025 | 30,000 | $744.01K | Sep 4, 2025 | Vesting of Restricted Stock Units |
| Mark Crossley affiliate | Aug 28, 2025 | 52,320 | $1.28M | Aug 28, 2025 | Vesting of Restricted Stock Units |
| Christian Heidbreder Officer | Mar 20, 2024 | 23,470 | $488.99K | Mar 13, 2024 | Share Option Exercise |
| Cetani Cynthia C Officer | Mar 14, 2024 | 66,073 | $1.39M | Mar 14, 2024 | Performance Stock Units |
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