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Institutional Holders of DRRX

There is a long list of 51 institutional holders of DRRX within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of DRRX by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-DRRX table below, the initial column indicates the name of each top institutional holder of DRRX, with a link to that fund's top holdings. The next columns indicate the amount of DRRX stock held by each of the institutional holders of DRRX, followed by the DRRX position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

HolderAmountPosition Size
($ in 1000's)
 As of
Vanguard Group Inc.1,080,256$1,307 03/31/2024
     DRRX1,080,256$1,307 03/31/2024
Ingalls & Snyder LLC $1,278 12/31/2023
     DRRX2,146,002$1,266 12/31/2023
     Call20,000$12 12/31/2023
Richmond Brothers Inc.768,344$930 03/31/2024
     DRRX768,344$930 03/31/2024
BlackRock Inc.344,275$417 03/31/2024
     DRRX344,275$417 03/31/2024
Tocqueville Asset Management L.P.256,220$310 03/31/2024
     DRRX256,220$310 03/31/2024
GSA Capital Partners LLP241,669$292 03/31/2024
     DRRX241,669$292 03/31/2024
Gagnon Securities LLC358,706$212 12/31/2023
     DRRX358,706$212 12/31/2023
Beirne Wealth Consulting Services LLC320,051$189 12/31/2023
     DRRX320,051$189 12/31/2023
Dalton Investments LLC237,334$140 12/31/2023
     DRRX237,334$140 12/31/2023
Geode Capital Management LLC234,364$138 12/31/2023
     DRRX234,364$138 12/31/2023
Ironwood Investment Management LLC195,517$115 12/31/2023
     DRRX195,517$115 12/31/2023
Renaissance Technologies LLC186,166$110 12/31/2023
     DRRX186,166$110 12/31/2023
Citadel Advisors LLC $98 12/31/2023
     DRRX140,023$83 12/31/2023
     Call37,200$22 12/31/2023
     Put12,100$7 12/31/2023
Caption Management LLC $64 12/31/2023
     DRRX114,500$68 12/31/2023
     Put43,400$26 12/31/2023
     Call37,700$22 12/31/2023
Millennium Management LLC106,318$63 12/31/2023
     DRRX106,318$63 12/31/2023
State Street Corp98,384$58 12/31/2023
     DRRX98,384$58 12/31/2023
Silverberg Bernstein Capital Management LLC45,683$55 03/31/2024
     DRRX45,683$55 03/31/2024
Northern Trust Corp50,344$30 12/31/2023
     DRRX50,344$30 12/31/2023
Bank of America Corp DE49,723$29 12/31/2023
     DRRX49,723$29 12/31/2023
Virtu Financial LLC44,292$26 12/31/2023
     DRRX44,292$26 12/31/2023
Jane Street Group LLC41,383$24 12/31/2023
     DRRX41,383$24 12/31/2023
Acadian Asset Management LLC18,520$22 03/31/2024
     DRRX18,520$22 03/31/2024
Raymond James & Associates18,500$22 03/31/2024
     DRRX18,500$22 03/31/2024
Two Sigma Securities LLC36,888$22 12/31/2023
     DRRX36,888$22 12/31/2023
International Assets Investment Management LLC15,250$17 03/31/2024
     DRRX15,250$17 03/31/2024
XTX Topco Ltd29,174$17 12/31/2023
     DRRX29,174$17 12/31/2023
Two Sigma Investments LP27,191$16 12/31/2023
     DRRX27,191$16 12/31/2023
Russell Investments Group Ltd.7,820$9 03/31/2024
     DRRX7,820$9 03/31/2024
Price T Rowe Associates Inc. MD14,210$9 12/31/2023
     DRRX14,210$9 12/31/2023
Scientech Research LLC11,230$7 12/31/2023
     DRRX11,230$7 12/31/2023
UBS Group AG8,077$5 12/31/2023
     DRRX8,077$5 12/31/2023
Susquehanna International Group LLP $4 03/31/2024
     Put33,800$41 03/31/2024
     Call24,000$29 03/31/2024
     DRRX13,222$16 03/31/2024
Blume Capital Management Inc.3,100$4 03/31/2024
     DRRX3,100$4 03/31/2024
Advisor Group Holdings Inc.3,533$4 03/31/2024
     DRRX3,533$4 03/31/2024
Hilltop National Bank2,345$3 03/31/2024
     DRRX2,345$3 03/31/2024
Morgan Stanley4,124$2 12/31/2023
     DRRX4,124$2 12/31/2023
Ancora Advisors LLC3,900$2 12/31/2023
     DRRX3,900$2 12/31/2023
Tower Research Capital LLC TRC 3,034$2 12/31/2023
     DRRX3,034$2 12/31/2023
SRS Capital Advisors Inc.3,329$2 12/31/2023
     DRRX3,329$2 12/31/2023
Wells Fargo & Company MN433$1 03/31/2024
     DRRX433$1 03/31/2024
Rhumbline Advisers710$1 03/31/2024
     DRRX710$1 03/31/2024
IFP Advisors Inc2,192$1 12/31/2023
     DRRX2,192$1 12/31/2023
Qube Research & Technologies Ltd1,907$1 12/31/2023
     DRRX1,907$1 12/31/2023
JPMorgan Chase & Co.109$0 03/31/2024
     DRRX109$0 03/31/2024
Proequities Inc. $0 03/31/2024
     Put0$0 03/31/2024
     Call0$0 03/31/2024
     DRRX0$0 03/31/2024
Assetmark Inc.2$0 03/31/2024
     DRRX2$0 03/31/2024
Newbridge Financial Services Group Inc.100$0 03/31/2024
     DRRX100$0 03/31/2024
FMR LLC1$0 12/31/2023
     DRRX1$0 12/31/2023
Harbour Investments Inc.500$0 12/31/2023
     DRRX500$0 12/31/2023
Royal Bank of Canada291$0 12/31/2023
     DRRX291$0 12/31/2023

See All: Funds Holding DRRX
See Details: Top 10 Hedge Funds Holding DRRX
Also See: DRRX Insider Buying
Also See: DRRX Holdings Changes

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