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Annexon, Inc.

ANNX
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001528115

In the last 90 days, Annexon, Inc. insiders filed 1 open-market purchase and 0 sales; 216 institutions reported holding it in 13F filings for Q2 2026, worth $1.02B in total; no superinvestor holds it.

Key figures

Insider buysLast 90 days, $99.8K in total
1
Insider sellsOpen market, last 90 days
0
13F holdersQ2 2026, +3 vs. previous quarter
216
13F valueReported value at the end of Q2 2026
$1.02B
Superinvestors holdingAt the end of Q2 2026
0

Price chart

Superinvestors holding ANNX, Q2 2026

Go to the superinvestors tab

No superinvestor reported holding ANNX at the end of Q2 2026.

Latest insider trades

Open-market purchases and sales by Annexon, Inc. insiders from Form 4, newest first.

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Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 25, 2026 (view filing)4:15 PM ETSep 241 dayLove DouglasPRESIDENT AND CEOPPurchase+26.1K$3.83+$99.8K+7.2%390.5K after
May 29, 2026 (view filing)May 281 daySatter Muneer ADirectorPPurchase+613.5K$5.41+$3.32M+6.3%10.3M after
May 13, 2026 (view filing)May 112 daysCarson William H.DirectorPPurchase+8.00K$5.78+$46.2K+11.4%78.4K after10b5-1
Apr 14, 2026 (view filing)Apr 104 daysCarson William H.DirectorPPurchase+8.00K$6.20+$49.6K+12.8%70.4K after10b5-1
Mar 12, 2026 (view filing)Mar 102 daysCarson William H.DirectorPPurchase+8.00K$5.67+$45.4K+14.7%62.4K after10b5-1
Mar 4, 2026 (view filing)Mar 22 daysArtis Dean RichardEVP & CHIEF SCIENTIFIC OFFICERSSale−5.89K$5.43−$32.0K−3.2%180.1K after
Mar 4, 2026 (view filing)Mar 22 daysYednock TedEVP & CHIEF INNOVATION OFFICERSSale−5.57K$5.42−$30.2K−3.5%154.2K after
Mar 4, 2026 (view filing)Mar 22 daysOverdorf MichaelEVP & CHIEF BUSINESS OFFICERSSale−4.34K$5.42−$23.5K−2.3%182.6K after
Mar 4, 2026 (view filing)Mar 22 daysDananberg JamieCHIEF MEDICAL OFFICERSSale−5.82K$5.43−$31.6K−4.5%123.6K after
Mar 4, 2026 (view filing)Mar 22 daysLew JenniferEVP & CHIEF FINANCIAL OFFICERSSale−5.57K$5.42−$30.2K−3.2%170.7K after

Top 10 13F holders, Q2 2026

The largest institutional positions in Annexon, Inc. at the end of Q2 2026; share changes are against Q1 2026.

See all 216 holders
Institutions holding ANNX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
FMR LLC19,518,496$111.5M0.00%+8,882,848+83.5%Added
BlackRock, Inc.13,539,744$77.3M0.00%+2,601,235+23.8%Added
Redmile Group, LLC11,869,877$67.8M4.55%−2,679,891−18.4%Reduced
State Street Corp9,824,321$56.1M0.00%+2,905,066+42.0%Added
BVF Inc8,698,173$49.7M1.27%00.0%Unchanged
Woodline Partners LP6,925,067$39.5M0.12%+4,587,930+196.3%Added
Vanguard Capital Management LLC6,871,015$39.2M0.00%+914,426+15.4%Added
Mak Capital One LLC5,862,180$33.5M4.69%+1,138,137+24.1%Added
Goldman Sachs Group Inc5,825,579$33.3M0.00%+3,672,699+170.6%Added
Siren, L.L.C.4,458,646$25.5M0.52%+500,000+12.6%Added