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FENC FENNEC PHARMACEUTICALS INC

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COMMON STOCK (common), issuer CIK 1211583

84 managers (84 13F filers) reported a position in FENC shares at 2025-09-30, 13,863,307 shares in all. 11 filers opened a position and 5 filers sold out during the quarter.

Managers
84
13F filers
84
New
11
Added
26
Reduced
25
Sold out
5
Shares held by filers
13,863,307

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q3 2025

Filers in the available 13F reports with a share position at 2025-09-30, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
Southpoint Capital Advisors LPin group Southpoint Capital Advisors LP4,077,214$38.2M1%013F-HRTimelineGroup
Solas Capital Management, LLC2,187,902$20.5M12.5%-45,00013F-HRTimeline
Rosalind Advisors, Inc.2,076,840$19.4M6.87%+31,19613F-HRTimeline
BlackRock, Inc.in group BlackRock, Inc.1,211,806$11.3M<0.01%-14,63113F-HRTimelineGroup
VANGUARD GROUP INCin group VANGUARD GROUP INC955,764$8.95M<0.01%-11,32813F-HRTimelineGroup
AIGH Capital Management LLC681,501$6.38M2.23%+229,10113F-HRTimeline
STATE STREET CORPin group STATE STREET CORP341,201$3.19M<0.01%+4,70713F-HRTimelineGroup
TANG CAPITAL MANAGEMENT LLCin group TANG CAPITAL MANAGEMENT LLC334,593$3.13M0.12%+314,06613F-HRTimelineGroup
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC300,772$2.82M<0.01%-3,82513F-HRTimelineGroup
MORGAN STANLEYin group MORGAN STANLEY232,402$2.18M<0.01%-21,81613F-HR/ATimelineGroup
HARBERT FUND ADVISORS, LLC177,815$1.66M10.86%-109,79913F-HRTimeline
GENDELL JEFFREY Lin group GENDELL JEFFREY L139,559$1.31M0.02%-14713F-HRTimelineGroup
NORTHERN TRUST CORPin group NORTHERN TRUST CORP130,553$1.22M<0.01%-91913F-HRTimelineGroup
Lion Point Capital, LP123,000$1.15M6.54%-72,70013F-HRTimeline
CITADEL ADVISORS LLCin group CITADEL ADVISORS LLC107,496$1.01M<0.01%+60,71313F-HRTimelineGroup
JANE STREET GROUP, LLCin group JANE STREET GROUP, LLC72,631$680K<0.01%+22,64213F-HRTimelineGroup
CHARLES SCHWAB INVESTMENT MANAGEMENT INCin group Charles Schwab Trust Co57,249$536K<0.01%-4,03813F-HRTimelineGroup
Bank of New York Mellon Corpin group Bank of New York Mellon Corp52,278$489K<0.01%+46613F-HRTimelineGroup
Hartford Financial Management Inc.50,646$474K0.13%013F-HRTimeline
RHUMBLINE ADVISERS33,522$314K<0.01%-37513F-HRTimeline
BARCLAYS PLCin group BARCLAYS PLC33,038$309K<0.01%-6,96713F-HR/ATimelineGroup
STATE OF WISCONSIN INVESTMENT BOARD32,100$300K<0.01%+8,90013F-HRTimeline
BRIDGEWAY CAPITAL MANAGEMENT, LLC30,700$287K0.01%+6,50013F-HRTimeline
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPin group ARROWSTREET CAPITAL, LIMITED …27,055$253K<0.01%013F-HRTimelineGroup
GOLDMAN SACHS GROUP INCin group GOLDMAN SACHS GROUP INC26,490$248K<0.01%+10,55213F-HRTimelineGroup
Nuveen, LLCin group TIAA26,006$243K<0.01%013F-HRTimelineGroup
SIMPLEX TRADING, LLC21,270$199K<0.01%-1,44013F-HRTimeline
XTX Topco Ltdin group XTX Topco Ltd21,247$199K0.01%new13F-HRTimelineGroup
SUSQUEHANNA INTERNATIONAL GROUP, LLPin group SUSQUEHANNA INTERNATIONAL GRO…17,023$159K<0.01%-29,82813F-HRTimelineGroup
WELLS FARGO & COMPANY/MNin group WELLS FARGO & COMPANY/MN17,015$159K<0.01%+2,75613F-HRTimelineGroup
FRANKLIN RESOURCES INCin group Franklin Resources16,978$159K<0.01%+59413F-HRTimelineGroup
Quadrature Capital Ltdin group Quadrature Capital Ltd15,321$144K<0.01%new13F-HRTimelineGroup
AQR CAPITAL MANAGEMENT LLCin group AQR CAPITAL MANAGEMENT LLC15,012$141K<0.01%+70013F-HRTimelineGroup
HighTower Advisors, LLC15,000$140K<0.01%013F-HRTimeline
UBS Group AGin group UBS Group AG13,710$128K<0.01%+68613F-HRTimelineGroup
BANK OF AMERICA CORP /DE/in group BANK OF AMERICA CORP /DE/13,443$126K<0.01%-5,71413F-HR/ATimelineGroup
PRICE T ROWE ASSOCIATES INC /MD/12,504$118K<0.01%+1,28413F-HRTimeline
Invesco Ltd.in group Invesco Ltd.12,127$114K<0.01%+76713F-HRTimelineGroup
MILLENNIUM MANAGEMENT LLCin group MILLENNIUM MANAGEMENT LLC12,077$113K<0.01%-4,25713F-HRTimelineGroup
INTECH INVESTMENT MANAGEMENT LLC11,384$107K<0.01%-57913F-HRTimeline
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.in group Mirae Asset Global Investment…10,893$102K<0.01%-2,02413F-HRTimelineGroup
ACADIAN ASSET MANAGEMENT LLCin group ACADIAN ASSET MANAGEMENT LLC10,708$100K<0.01%new13F-HRTimelineGroup
RENAISSANCE TECHNOLOGIES LLC10,600$99.2K<0.01%new13F-HRTimeline
ALLIANCEBERNSTEIN L.P.10,310$96.5K<0.01%new13F-HRTimeline
JPMORGAN CHASE & COin group JPMORGAN CHASE & CO9,826$92K<0.01%-1,25113F-HR/ATimelineGroup
NEW YORK STATE COMMON RETIREMENT FUND9,753$91.3K<0.01%013F-HRTimeline
MetLife Investment Management, LLCin group MetLife Investment Management…9,593$89.8K<0.01%-5,61513F-HRTimelineGroup
JONES FINANCIAL COMPANIES LLLPin group JONES FINANCIAL COMPANIES LLLP9,400$85K<0.01%-15013F-HRTimelineGroup
Legal & General Group Plcin group Legal & General Group Plc8,128$75.9K<0.01%013F-HRTimelineGroup
Police & Firemen's Retirement System of…6,250$58.5K<0.01%013F-HRTimeline
STRS OHIO5,200$48.7K<0.01%new13F-HRTimeline
BNP PARIBAS FINANCIAL MARKETSin group BNP PARIBAS FINANCIAL MARKETS4,508$42.2K<0.01%+1,98313F-HRTimelineGroup
Russell Investments Group, Ltd.in group Russell Investments Group, Lt…3,674$34.4K<0.01%+2,69813F-HRTimelineGroup
FEDERATED HERMES, INC.in group FEDERATED HERMES, INC.2,916$27.3K<0.01%+2,12713F-HRTimelineGroup
FMR LLCin group FMR LLC2,724$25.5K<0.01%+34313F-HRTimelineGroup
CALIFORNIA STATE TEACHERS RETIREMENT SY…1,699$15.9K<0.01%+113F-HRTimeline
Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T…1,624$15.2K<0.01%-4,83613F-HRTimelineGroup
CIBC Private Wealth Group LLCin group CIBC Bancorp USA Inc.1,565$14.6K<0.01%013F-HRTimelineGroup
Ameritas Investment Partners, Inc.in group Ameritas Investment Partners,…1,499$14K<0.01%013F-HRTimelineGroup
Sterling Capital Management LLC1,198$11.2K<0.01%+68613F-HRTimeline
ROYAL BANK OF CANADAin group ROYAL BANK OF CANADA1,111$10K<0.01%-1,86413F-HRTimelineGroup
PNC Financial Services Group, Inc.in group PNC Financial Services Group,…968$9.06K<0.01%+2313F-HRTimelineGroup
AMALGAMATED BANK821$8K<0.01%013F-HRTimeline
CWM, LLCin group CWM, LLC811$8K<0.01%+1413F-HRTimelineGroup
CITIGROUP INCin group CITIGROUP INC811$7.57K<0.01%-7,52913F-HRTimelineGroup
MassMutual Private Wealth & Trust, FSB357$3.34K<0.01%013F-HRTimeline
State of Wyoming302$2.83K<0.01%-18613F-HRTimeline
Farther Finance Advisors, LLC274$2.56K<0.01%new13F-HRTimeline
Private Wealth Management Group, LLC247$2.31K<0.01%013F-HRTimeline
NATIONAL BANK OF CANADA /FI/in group NATIONAL BANK OF CANADA /FI/186$1.84K<0.01%+12213F-HRTimelineGroup
Arax Advisory Partners188$1.76K<0.01%new13F-HRTimeline
FIFTH THIRD BANCORPin group FIFTH THIRD BANK, NATIONAL AS…158$1.48K<0.01%013F-HRTimelineGroup
EverSource Wealth Advisors, LLCin group EverSource Wealth Advisors, L…135$1.26K<0.01%013F-HRTimelineGroup
GAMMA Investing LLC113$1.06K<0.01%013F-HRTimeline
Smartleaf Asset Management LLC110$999<0.01%013F-HRTimeline
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.94$854<0.01%013F-HRTimelineGroup
Hughes Financial Services, LLC108$829<0.01%013F-HRTimeline
Cornerstone Planning Group LLC88$733<0.01%013F-HRTimeline
NISA INVESTMENT ADVISORS, LLC46$431<0.01%013F-HRTimeline
TD Waterhouse Canada Inc.29$231<0.01%+1113F-HRTimeline
Essential Partners LLC24$225<0.01%013F-HRTimeline
Sunbelt Securities, Inc.7$66<0.01%new13F-HRTimeline
Federation des caisses Desjardins du Qu…6$54<0.01%new13F-HRTimeline
SBI Securities Co., Ltd.1$9<0.01%new13F-HRTimeline