How many institutional investors hold FSLY?

5 tracked institutional investors disclosed a position in FSLY (FASTLY INC) in their most recent 13F filing.

Who is the largest institutional holder of FSLY?

Ken Griffin, Citadel Advisors, holds the largest disclosed position in FSLY, valued at $110M.

Where does this FSLY ownership data come from?

SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.

FSLY — FASTLY INC

Name: FASTLY INC (FSLY) — Institutional Ownership
Creator: InvestorLens
License: https://www.sec.gov/about/website-policies

Public company

For educational research only.InvestorLens analyzes public regulatory filings (SEC EDGAR, STOCK Act PTRs) that may be delayed by 45 days or more. Information shown is historical and is not financial, legal, or tax advice, nor a recommendation or solicitation to buy or sell any security. Always do your own research.

InvestorLens aggregates public filing data to show which tracked investors reported holdings in this stock. Dollar values represent reported position values, not market capitalization, and may be delayed up to 45 days. Not a recommendation.

Sourced from SEC EDGAR public filings

Why are billionaires buying FSLY?

Built from public SEC filings and public economic data. Not a recommendation.

Confidence

Institutional Conviction

Net accumulation · 3 buying vs 0 selling last quarter

Macro Tailwind

Macro conditions are mixed for this sector

Why? — Evidence & Confidence ▾

Of 3 tracked investors who changed their FSLY position last quarter, 3 bought and 0 sold (100% buy-side). Macro conditions are mixed for this sector (Macro Tailwind 52/100 in a Squeeze regime).

Supporting evidence

+3 tracked investors added or increased positions last quarter (Paul Tudor Jones, Steve Cohen, Ray Dalio)
+5 tracked investors reported holding FSLY at their latest filing

Contradicting evidence — always shown

−13F data is disclosed up to 45 days after quarter end — positions may have changed since

Know the limits

· 13F disclosure lag (up to 45 days)
· Tracked investors are a sample, not the whole market
· Sector regime fit is a historical average, not a guarantee

Every InvestorLens score shows its evidence — including what argues against it. Model conviction-v1 · generated 8/4/2026.

About FASTLY INC (FSLY)

FASTLY INC (FSLY) appears in the most recent 13F filings of 5 tracked institutional investors. The largest disclosed position is held by Ken Griffin (Citadel Advisors), valued at $110M. Across recent filings, tracked investors recorded 5 new positions, 0 increased, 0 reduced, and 0 exited. All data sourced from SEC 13F filings.

Smart Money Consensus™

Based on recent institutional activity in FSLY

100

/100

Strong Institutional Accumulation

Added / Increased5

Reduced0

Exited0

BearishBullish

Crowded Trade Score™

How many top investors track FSLY

/100

Emerging Interest

5investors

A small number of top investors own this.

UndiscoveredCrowded

151015+

FSLY Ownership Composition

How FASTLY INC is held across tracked investor types, based on reported 13F positions.

Dominant Type

Other

68% of tracked value

Institutions

tracked investors

Total Reported

$286.5M

combined 13F value

Other67.8%
Hedge Funds32.2%

Other(4)

67.8%

Hedge Funds(1)

32.2%

Tracked investors reporting FSLY

Investor	Firm	Shares	Market value	% of portfolio	As of
Ken Griffin	Citadel Advisors	3.8M	$110.1M	0.02%	Mar 31, 2026
Steve Cohen	Point72 Asset Management	3.2M	$92.4M	0.12%	Mar 31, 2026
Izzy Englander	Millennium Management	1.6M	$45.5M	0.02%	Mar 31, 2026
Paul Tudor Jones	Tudor Investment Corp	1.3M	$36.7M	0.07%	Mar 31, 2026
Ray Dalio	Bridgewater Associates	62.8K	$1.8M	0.01%	Mar 31, 2026

Ken GriffinMar 31, 2026
Citadel Advisors
Shares
3.8M
Value
$110.1M
% Portfolio
0.02%
Steve CohenMar 31, 2026
Point72 Asset Management
Shares
3.2M
Value
$92.4M
% Portfolio
0.12%
Izzy EnglanderMar 31, 2026
Millennium Management
Shares
1.6M
Value
$45.5M
% Portfolio
0.02%
Paul Tudor JonesMar 31, 2026
Tudor Investment Corp
Shares
1.3M
Value
$36.7M
% Portfolio
0.07%
Ray DalioMar 31, 2026
Bridgewater Associates
Shares
62.8K
Value
$1.8M
% Portfolio
0.01%

Recent activity

Investor	Action	Δ %	Current value	Filing date
Paul Tudor Jones	New	—	$3.2M	Feb 17, 2026
Paul Tudor Jones	New	—	$36.7M	May 15, 2026
Steve Cohen	New	—	$36.2M	Feb 17, 2026
Steve Cohen	New	—	$92.4M	May 15, 2026
Ray Dalio	New	—	$1.8M	May 15, 2026

Paul Tudor Jones
New
$3.2MFeb 17, 2026
Paul Tudor Jones
New
$36.7MMay 15, 2026
Steve Cohen
New
$36.2MFeb 17, 2026
Steve Cohen
New
$92.4MMay 15, 2026
Ray Dalio
New
$1.8MMay 15, 2026

Frequently asked questions

How many institutional investors hold FSLY?: 5 tracked institutional investors disclosed a position in FSLY (FASTLY INC) in their most recent 13F filing.
Who is the largest institutional holder of FSLY?: Ken Griffin, Citadel Advisors, holds the largest disclosed position in FSLY, valued at $110M.
Did institutional ownership of FSLY increase or decrease?: Across recent 13F filings, tracked investors recorded 5 new positions, 0 increased, 0 reduced, and 0 fully exited FSLY.
Where does this FSLY ownership data come from?: SEC Form 13F-HR filings, accessed via EDGAR. 13F filings are disclosed quarterly with a 45-day reporting delay and cover U.S.-listed long equity positions only. This is not investment advice.