FASTLY INC - CLASS A (FSLY) Institutional Ownership Changes & 13F Activity

FASTLY INC - CLASS A (FSLY). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings (Q2 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions in the latest reporting period. Notable filers include D. E. Shaw & Co., Inc., Legal & General Group Plc, Alyeska Investment Group, L.P., Driehaus Capital Management Llc, and Divisadero Street Capital Management, Lp.

InstitutionTypeChange in sharesChange Position %SharesReported stock balancePortfolio quarterFiling date
Manufacturers Life Insurance Company, TheSell-4,035-5.0%76,728$1.41MQ2 2026Sep 09, 2026
Citadel Advisors LlcBuy+135,971+29.5%596,285$10.95MQ2 2026Sep 02, 2026
Allianz Asset Management GmbhBuy+77,705+108.4%149,412$2.74MQ2 2026Sep 02, 2026
California State Teachers Retirement SystemSell-4,714-2.9%159,732$2.93MQ2 2026Aug 24, 2026
Assenagon Asset Management S.A.Buy+42,14942,149$773.86KQ2 2026Aug 21, 2026
Mercer Global Advisors IncSell-33,737-74.0%11,835$217.29KQ2 2026Aug 19, 2026
Caitlin John, LlcBuy+2525$459.00Q2 2026Aug 17, 2026
D. E. Shaw & Co., Inc.Buy+3,992,669+152.2%6,616,726$121.48MQ2 2026Aug 14, 2026
Legal & General Group PlcSell-3,693,282-45.8%4,366,475$80.08MQ2 2026Aug 14, 2026
Alyeska Investment Group, L.P.Buy+3,165,3263,165,326$58.12MQ2 2026Aug 14, 2026
Driehaus Capital Management LlcBuy+1,706,078+203.5%2,544,406$46.72MQ2 2026Aug 14, 2026
Divisadero Street Capital Management, LpBuy+1,469,262+653.0%1,694,262$31.11MQ2 2026Aug 14, 2026
Goldman Sachs Group IncBuy+1,306,003+111.0%2,483,043$45.59MQ2 2026Aug 14, 2026
Tudor Investment Corp Et AlSell-872,145-84.1%164,334$3.02MQ2 2026Aug 14, 2026
Trexquant Investment LpBuy+677,324+309.6%896,132$16.45MQ2 2026Aug 14, 2026
Susquehanna International Group, LlpBuy+554,253+629.3%642,323$11.79MQ2 2026Aug 14, 2026
Wellington Management Group LlpBuy+473,659473,659$8.70MQ2 2026Aug 14, 2026
Two Sigma Investments, LpBuy+448,264+8.0%6,062,511$111.31MQ2 2026Aug 14, 2026
Berkshire Capital Holdings IncSell-403,820-100.0%10$184.00Q2 2026Aug 14, 2026
Squarepoint Ops LlcSell-366,377-44.4%459,283$8.43MQ2 2026Aug 14, 2026
Invesco Ltd.Buy+307,576307,576$5.65MQ2 2026Aug 14, 2026
Raymond James Financial IncBuy+254,034+102.1%502,942$9.23MQ2 2026Aug 14, 2026
Oberweis Asset Management Inc/Sell-218,700-20.4%852,322$15.65MQ2 2026Aug 14, 2026
Bank Of America CorpSell-208,493-16.4%1,060,876$19.48MQ2 2026Aug 14, 2026
G2 Investment Partners Management LlcSell-184,568-63.7%105,000$1.93MQ2 2026Aug 14, 2026
Price T Rowe Associates IncBuy+180,306+8.6%2,289,082$42.03MQ2 2026Aug 14, 2026
Gotham Asset Management, LlcSell-156,368-89.0%19,311$354.55KQ2 2026Aug 14, 2026
Engineers Gate Manager LpSell-112,646-84.0%21,510$394.92KQ2 2026Aug 14, 2026
Barclays PlcBuy+110,705+41.7%375,958$6.90MQ2 2026Aug 14, 2026
Neo Ivy Capital ManagementSell-104,772-92.4%8,567$157.29KQ2 2026Aug 14, 2026
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Frequently asked questions about FSLY activity

  • Which institutional owners are buying FSLY?

    Institutional owners buying FSLY include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in FSLY activity?

    "Buy" means an investor increased their reported position in FSLY compared to the prior reporting period. This reflects growing exposure to FASTLY INC - CLASS A (FSLY) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in FSLY increasing?

    Institutional interest in FSLY can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.