13F Insight
DOSSIER · 13F Holders · Q1 2026Technology · Services-Prepackaged SoftwareCheap mega-capRe-rated
FSLY

FASTLY INC

354 institutions still hold FASTLY INC as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP 31188V100·Services-Prepackaged Software·354 13F holders·last filed Mar 31, 2026
Market cap
—
▼ 2.2%
vs prior quarter
13F value held
$2.9B
47.0% inst. owned
of float
Holders
354
+35 QoQ
filers reporting
Activity
+88 / −54
+872 added · −761 reduced
this quarter
Concentration
12.54%
BlackRock, Inc. #1
top holder share
AI Holders Summary · Q1 2026

354 institutions reported FSLY in Q1 2026. BlackRock, Inc. leads at 12.5% of the visible book. +35 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter
01
BlackRock, Inc.
CIK 0002012383
$361M12.4M0.01%Q1 202602
Vanguard Portfolio Management
CIK 0002100121· Index
$320M11.0M0.02%Q1 202603
FMR LLC
CIK 0000315066
$251M8.6M0.01%Q1 202604
Legal & General Group Plc
CIK 0000764068
$234M8.1M0.05%Q1 202605
FIRST TRUST ADVISORS LP
CIK 0001125816· Index
$204M7.0M0.15%Q1 202606
VANGUARD CAPITAL MANAGEMENT LLC
CIK 0002100119· Index
$174M6.0M0.00%Q1 202607
TWO SIGMA INVESTMENTS, LP
CIK 0001179392
$163M5.6M0.13%Q1 202608
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$142M4.9M0.02%Q1 202609
VOYA INVESTMENT MANAGEMENT LLC
CIK 0001068837
$114M3.9M0.12%Q1 202610
SUSQUEHANNA INTERNATIONAL GROUP, LLP
CIK 0001446194· Market maker
$110M3.8M0.01%Q1 202611
Capital World Investors
CIK 0001422849
$109M3.8M0.01%Q1 202612
UBS Group AG
CIK 0001610520
$106M3.6M0.02%Q1 202613
GEODE CAPITAL MANAGEMENT, LLC
CIK 0001214717· Index
$104M3.6M0.01%Q1 202614
STATE STREET CORP
CIK 0000093751
$95M3.3M0.00%Q1 202615
Point72 Asset Management, L.P.
CIK 0001603466
$92M3.2M0.12%Q1 202616
DIMENSIONAL FUND ADVISORS LP
CIK 0000354204· Quasi-passive
$80M2.7M0.02%Q1 202617
FULLER & THALER ASSET MANAGEMENT, INC.
CIK 0001082327
$63M2.2M0.21%Q1 202618
NORDEA INVESTMENT MANAGEMENT AB
CIK 0001218210
$56M2.1M0.05%Q1 202619
Nuveen, LLC
CIK 0001871926
$54M1.9M0.01%Q1 202620
Alyeska Investment Group, L.P.
CIK 0001453072
$49M4.8M0.14%Q4 2025
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