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Fastly, Inc.

FSLY
Exchange
Nasdaq
Industry
Services-Prepackaged Software
SEC CIK
0001517413

In the last 90 days, Fastly, Inc. insiders filed 0 open-market purchases and 28 sales; 283 institutions reported holding it in 13F filings for Q2 2026, worth $2.73B in total; no superinvestor holds it.

13F holders, Q3 2025

Institutional positions in Fastly, Inc. as of Sep 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
239
+5 vs. Q2 2025
Shares held
105.2M
+5.12M (+5.1%) vs. Q2 2025
Total value
$899.6M
+$193.1M (+27.3%) vs. Q2 2025
New holders
44
67 more added
Sold out
39
77 more reduced

2 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting FSLY on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2025: 239 institutions
Q1 2021: 371 institutionsQ2 2021: 349 institutionsQ3 2021: 305 institutionsQ4 2021: 317 institutionsQ1 2022: 273 institutionsQ2 2022: 254 institutionsQ3 2022: 246 institutionsQ4 2022: 232 institutionsQ1 2023: 257 institutionsQ2 2023: 245 institutionsQ3 2023: 253 institutionsQ4 2023: 264 institutionsQ1 2024: 257 institutionsQ2 2024: 242 institutionsQ3 2024: 217 institutionsQ4 2024: 227 institutionsQ1 2025: 230 institutionsQ2 2025: 236 institutionsQ3 2025: 239 institutionsQ4 2025: 252 institutionsQ1 2026: 340 institutionsQ2 2026: 283 institutions
Value heldQ3 2025: $899.6M
Q1 2021: $4.95BQ2 2021: $4.48BQ3 2021: $2.93BQ4 2021: $2.78BQ1 2022: $1.27BQ2 2022: $924.7MQ3 2022: $695.8MQ4 2022: $655.1MQ1 2023: $1.50BQ2 2023: $1.35BQ3 2023: $1.79BQ4 2023: $1.65BQ1 2024: $1.14BQ2 2024: $669.8MQ3 2024: $737.0MQ4 2024: $875.5MQ1 2025: $620.6MQ2 2025: $706.8MQ3 2025: $899.6MQ4 2025: $1.17BQ1 2026: $4.00BQ2 2026: $2.73B
Institutions holding FSLY and their total value by quarter
QuarterHoldersValue
Q2 2026283$2.73B
Q1 2026340$4.00B
Q4 2025252$1.17B
Q3 2025239$899.6M
Q2 2025236$706.8M
Q1 2025230$620.6M
Q4 2024227$875.5M
Q3 2024217$737.0M
Q2 2024242$669.8M
Q1 2024257$1.14B
Q4 2023264$1.65B
Q3 2023253$1.79B
Q2 2023245$1.35B
Q1 2023257$1.50B
Q4 2022232$655.1M
Q3 2022246$695.8M
Q2 2022254$924.7M
Q1 2022273$1.27B
Q4 2021317$2.78B
Q3 2021305$2.93B
Q2 2021349$4.48B
Q1 2021371$4.95B

Institutions, Q3 2025

Shares, value and share of portfolio for each institution holding Fastly, Inc.; share changes are against Q2 2025.

Institutions holding FSLY in Q3 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Vanguard Group Inc16,666,672$142.5M0.00%+554,909+3.4%Added
BlackRock, Inc.12,576,834$107.5M0.00%+303,917+2.5%Added
Legal & General Group Plc8,786,702$75.1M0.02%−156,522−1.8%Reduced
Morgan Stanley7,268,012$62.1M0.00%−24,318−0.3%Reduced
Penserra Capital Management LLC7,235,649$61.9M0.74%+7,235,649New
Dimensional Fund Advisors LP4,137,808$35.4M0.01%+117,213+2.9%Added
Geode Capital Management, LLC3,244,491$27.7M0.00%+32,238+1.0%Added
State Street Corp3,155,151$27.0M0.00%+28,055+0.9%Added
First Trust Advisors LP2,719,208$23.2M0.02%−10,907−0.4%Reduced
Royal Bank of Canada2,540,739$21.7M0.00%−113,383−4.3%Reduced
Divisadero Street Capital Management, LP2,476,487$21.2M0.98%+2,476,487New
Goldman Sachs Group Inc2,402,524$20.5M0.00%−18,735−0.8%Reduced
Nuveen, LLC2,023,009$17.3M0.00%+1,705,869+537.9%Added
Great West Life Assurance Co1,928,436$16.7M0.02%+69,290+3.7%Added
Northern Trust Corp1,561,143$13.3M0.00%+49,752+3.3%Added
Bank of New York Mellon Corp1,548,159$13.2M0.00%−135,830−8.1%Reduced
Algert Global LLC1,521,733$13.0M0.22%+1,130,293+288.8%Added
Two Sigma Investments, LP1,396,195$11.9M0.02%−948,652−40.5%Reduced
Marshall Wace, LLP1,225,120$10.5M0.01%−2,160,047−63.8%Reduced
Point72 Asset Management, L.P.1,168,011$9.99M0.02%−38,675−3.2%Reduced
Charles Schwab Investment Management Inc1,155,806$9.88M0.00%+53,760+4.9%Added
UBS Group AG865,488$7.40M0.00%+205,401+31.1%Added
FMR LLC851,211$7.28M0.00%+538,013+171.8%Added
PDT Partners, LLC833,415$7.13M0.45%00.0%Unchanged
Connor, Clark & Lunn Investment Management Ltd.685,847$5.86M0.02%+189,710+38.2%Added
Voloridge Investment Management, LLC678,274$5.80M0.02%−551,340−44.8%Reduced
Two Sigma Advisers, LP675,200$5.77M0.01%−670,800−49.8%Reduced
Citadel Advisors LLC668,892$5.72M0.00%−159,637−19.3%Reduced
GMT Capital Corp598,800$5.12M0.23%00.0%Unchanged
Millennium Management LLC496,003$4.24M0.00%−164,493−24.9%Reduced
Susquehanna International Group, LLP464,218$3.97M0.01%+11,258+2.5%Added
Mirae Asset Global ETFs Holdings Ltd.452,992$3.87M0.01%−50,949−10.1%Reduced
D. E. Shaw & Co., Inc.427,518$3.66M0.00%+231,846+118.5%Added
AQR Capital Management LLC415,053$3.55M0.00%+300,936+263.7%Added
Cubist Systematic Strategies, LLC411,801$3.52M0.05%−536,852−56.6%Reduced
Caption Management, LLC406,551$3.48M0.20%+406,551New
Squarepoint Ops LLC387,993$3.32M0.01%+362,477+1,420.6%Added
Renaissance Technologies LLC369,241$3.16M0.00%+250,500+211.0%Added
Invesco Ltd.359,055$3.07M0.00%+85,583+31.3%Added
BNP Paribas Arbitrage, SA338,204$2.89M0.00%+152,057+81.7%Added
Barclays PLC334,332$2.86M0.00%−108,816−24.6%Reduced
UBS Asset Management Americas Inc298,639$2.55M0.00%−145,026−32.7%Reduced
Relyea Zuckerberg Hanson LLC273,838$2.34M0.25%00.0%Unchanged
Swiss National Bank266,600$2.28M0.00%+7,600+2.9%Added
Citigroup Inc248,142$2.12M0.00%−51,809−17.3%Reduced
Bank of America Corp234,289$2.00M0.00%−515,973−68.8%Reduced
IMC-Chicago, LLC221,221$1.89M0.03%+47,148+27.1%Added
Deutsche Bank AG220,159$1.88M0.00%+14,348+7.0%Added
Rhumbline Advisers211,826$1.81M0.00%−2,931−1.4%Reduced
Hussman Strategic Advisors, Inc.210,000$1.80M0.39%+105,000+100.0%Added
State of Wisconsin Investment Board199,475$1.71M0.00%−122,263−38.0%Reduced
JPMorgan Chase & Co184,809$1.58M0.00%−149,943−44.8%Reduced
Trexquant Investment LP181,576$1.55M0.02%−96,891−34.8%Reduced
SG Americas Securities, LLC180,834$1.55M0.01%+71,268+65.0%Added
Y-Intercept (Hong Kong) Ltd179,222$1.53M0.04%+100,262+127.0%Added
Alyeska Investment Group, L.P.165,418$1.41M0.00%+165,418New
Price T Rowe Associates Inc156,102$1.33M0.00%+6,441+4.3%Added
Wells Fargo & Company152,353$1.30M0.00%−103,032−40.3%Reduced
Capital Fund Management S.A.147,860$1.26M0.01%−40,093−21.3%Reduced
Verition Fund Management LLC140,085$1.20M0.01%−36,427−20.6%Reduced
Alliancebernstein L.P.138,234$1.18M0.00%+176+0.1%Added
American Century Companies Inc133,892$1.14M0.00%+16,237+13.8%Added
California State Teachers Retirement System122,024$1.04M0.00%−1,045−0.8%Reduced
Knights of Columbus Asset Advisors LLC117,230$1.00M0.06%+117,230New
Universal- Beteiligungs- und Servicegesellschaft mbH116,617$997.1K0.00%+36,455+45.5%Added
Engineers Gate Manager LP115,206$985.0K0.01%−96,029−45.5%Reduced
Caxton Associates LLP110,227$942.4K0.03%−99,406−47.4%Reduced
Oppenheimer & Co Inc108,986$931.8K0.01%+14,114+14.9%Added
Picton Mahoney Asset Management91,273$781.0K0.01%+91,273New
Russell Investments Group, Ltd.80,560$688.8K0.00%−61,835−43.4%Reduced
Jane Street Group, LLC80,115$685.0K0.00%−727,427−90.1%Reduced
MetLife Investment Management79,232$677.4K0.00%−6,238−7.3%Reduced
Intech Investment Management LLC79,192$677.1K0.01%−40,717−34.0%Reduced
180 Wealth Advisors, LLC76,361$652.9K0.08%+52+0.1%Added
Acadian Asset Management LLC70,081$596.0K0.00%−125,117−64.1%Reduced
Manufacturers Life Insurance Company, The66,676$570.1K0.00%−3,098−4.4%Reduced
LPL Financial LLC64,971$555.5K0.00%+6,101+10.4%Added
Susquehanna Portfolio Strategies, LLC63,526$543.1K0.01%+63,526New
State of Wyoming58,891$503.5K0.06%+6,068+11.5%Added
Walleye Trading LLC55,111$471.2K0.01%−25,981−32.0%Reduced
Advisor Group Holdings, Inc.61,070$470.1K0.00%+424+0.7%Added
SEI Investments Co53,208$454.9K0.00%+53,208New
Janus Henderson Group PLC53,150$454.2K0.00%00.0%Unchanged
Amundi51,582$446.7K0.00%+6,913+15.5%Added
Raymond James Financial Inc51,678$441.8K0.00%−253,694−83.1%Reduced
Prudential Financial Inc50,575$432.4K0.00%+33,180+190.7%Added
SBI Securities Co., Ltd.50,462$431.4K0.01%−4,080−7.5%Reduced
Creative Planning50,090$428.3K0.00%+16,412+48.7%Added
Concurrent Investment Advisors, LLC46,193$394.9K0.01%−46,750−50.3%Reduced
Bridgefront Capital, LLC45,625$390.1K0.11%−14,093−23.6%Reduced
Ensign Peak Advisors, Inc44,808$383.1K0.00%−21,400−32.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)41,503$354.9K0.00%00.0%Unchanged
Los Angeles Capital Management LLC40,957$350.2K0.00%+16,677+68.7%Added
Arizona State Retirement System40,705$348.0K0.00%+1,253+3.2%Added
Campbell & CO Investment Adviser LLC39,515$337.9K0.03%−123,697−75.8%Reduced
Entropy Technologies, LP39,500$337.7K0.03%+39,500New
Ieq Capital, LLC39,252$335.6K0.00%+39,252New
Police & Firemen's Retirement System of New Jersey37,993$324.8K0.00%+5,471+16.8%Added
Leonteq Securities AG37,839$323.5K0.02%−39,082−50.8%Reduced
Fox Run Management, L.L.C.36,620$313.1K0.05%+9,391+34.5%Added