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Inovio Pharmaceuticals, Inc.

INO
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001055726

No open-market purchases or sales by Inovio Pharmaceuticals, Inc. insiders were filed in the last 90 days; 101 institutions reported holding it in 13F filings for Q2 2026, worth $36.1M in total; no superinvestor holds it.

Holders of 5% or more of INO

Holders whose latest Schedule 13D or 13G filing reports 5% or more of Inovio Pharmaceuticals, Inc., largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of INO
HolderLatest formStakeChangeFirst filedLatest filingFiling
FMR LLC13G14.80%9.85M sharesNewDec 5, 20251 filingDec 5, 2025SEC
Janus Henderson Group PLC13G/A9.99%6.67M shares+3.79 ppfrom 6.20%Nov 14, 20252 filingsDec 8, 2025SEC
Highbridge Capital Management LLC13G9.20%3.63M sharesNewFeb 10, 20251 filingFeb 10, 2025SEC
Vanguard Group Inc13G5.53%2.03M shares+0.89 ppfrom 4.64%Jan 30, 20252 filingsApr 30, 2025SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

11 Schedule 13D and 13G filings on Inovio Pharmaceuticals, Inc., newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on INO
Filed (ET)FilerFormStakeChangeEvent dateFiling
Dec 8, 202511:45 AM ETJanus Henderson Group PLC13G/A9.99%6.67M shares+3.79 ppfrom 6.20%Nov 28, 2025SEC
Dec 5, 20252:03 PM ETFMR LLCand 1 other13G14.80%9.85M sharesNewNov 28, 2025SEC
Nov 14, 202510:34 AM ETJanus Henderson Group PLCand 1 other13G6.20%3.27M sharesNewSep 30, 2025SEC
Jul 17, 20257:54 PM ETBlackRock, Inc.13G/A1.50%537.6K shares−4.80 ppfrom 6.30%Below 5%Jun 30, 2025SEC
May 14, 20254:10 PM ETStonepine Capital Management, LLCand 3 others13G/A3.80%1.43M shares−1.40 ppfrom 5.20%Below 5%Mar 31, 2025SEC
Apr 30, 202511:24 AM ETVanguard Group Inc13G5.53%2.03M shares+0.89 ppfrom 4.64%Mar 31, 2025SEC
Apr 17, 20259:35 AM ETBlackRock, Inc.13G/A6.30%2.32M shares+1.00 ppfrom 5.30%Mar 31, 2025SEC
Feb 10, 20255:06 PM ETHighbridge Capital Management LLC13G9.20%3.63M sharesNewDec 31, 2024SEC
Feb 5, 20255:28 PM ETBlackRock, Inc.13G/A5.30%1.91M shares–Dec 31, 2024SEC
Jan 30, 20259:58 PM ETVanguard Group Inc13G/A4.64%1.67M shares–Below 5%Dec 31, 2024SEC
Dec 23, 20248:08 PM ETStonepine Capital Management, LLCand 3 others13G5.20%1.92M sharesNewDec 17, 2024SEC

Form 144: proposed insider sales

Notices from officers, directors and other affiliates planning to sell Inovio Pharmaceuticals, Inc. shares.

No Form 144 notices for Inovio Pharmaceuticals, Inc. are on file.