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Fastly, Inc. 13F holders

284 funds reported a position in Fastly, Inc. in their 13F for the quarter ended 30 June 2026, together 148.5 million shares worth $2.73 billion. Against the quarter before, 42 opened a position, 100 added, 89 trimmed and 105 sold out; together they bought a net 10.4 million shares. The largest holders: BlackRock, Inc., FMR LLC and Vanguard Portfolio Management LLC.

Funds holding284-56 on Q1 2026
Shares they held148.5Mworth $2.73 billion
Net bought on the quarter10.4M sharesabout $190.8 million at the funds' values
Funds buying to selling142 to 194opened or added, to cut or sold
Opened 42Added 100Held 48Trimmed 89Sold out 105
Opened: 42 fundsAdded: 100 fundsHeld: 48 fundsTrimmed: 89 fundsSold out: 105 funds

What each fund did in FSLY against its 13F for the quarter before; a change under 0.1% of a holding counts as held

Q3 2024: 217 funds, 99.1 million shares217Q3 2024Q4 2024: 227 funds, 92.7 million shares227Q4 2024Q1 2025: 230 funds, 98.1 million shares230Q1 2025Q2 2025: 236 funds, 102.8 million shares236Q2 2025Q3 2025: 239 funds, 105.4 million shares239Q3 2025Q4 2025: 252 funds, 115.9 million shares252Q4 2025Q1 2026: 340 funds, 138.1 million shares340Q1 2026Q2 2026: 284 funds, 148.5 million shares284Q2 2026

Funds reporting a position in FSLY in their 13F, each quarter; hover a bar for the shares they held

Filed so far for the quarter to 30 September 2026

2,671 funds have filed their 13F for the quarter so far; the rest are due by 16 November 2026. Of those, 42 reported a position in Fastly, Inc.: 10 opened one, 12 added, 5 trimmed and 9 sold out, a net 529,556 shares sold.

FundChange in sharesShares nowStatusFiling
Y-Intercept (Hong Kong) Ltd-151,75644,374trimmed13F
Capelight Capital Asset Management LP+60,00060,000new13F
Sigma Planning Corp+30,23330,233new13F
T3 Companies, LLC+13,10013,100new13F
SBI Securities Co., Ltd.+12,01830,309added13F
Range Financial Group LLC+11,81488,747added13F
Perpetual Ltd+9,3399,339new13F
Sagespring Wealth Partners, LLC+8,5248,524new13F
Lanark Financial, Inc.+6,4016,401new13F
Sterling Capital Management LLC+4,5175,055added13F
CoreCap Advisors, LLC+4,2084,208new13F
Reyes Financial Architecture, Inc.+3,3393,339new13F
IFP Advisors, Inc-1,37851trimmed13F
Signaturefd, LLC+987988added13F
Vontobel Holding Ltd.+98761,538added13F
Wealth Enhancement Advisory Services, LLC-43918,838trimmed13F
Gamma Investing LLC+4191,510added13F
Carolina Wealth Advisors, LLC+4091,060added13F
State of Alaska, Department of Revenue+3117,002added13F
Farther Finance Advisors, LLC-2251,367trimmed13F
Harbor Capital Advisors, Inc.+201201new13F
SJS Investment Consulting Inc.+141210added13F
Fortitude Family Office, LLC+134382added13F
Essential Partners LLC+60443added13F
Nisa Investment Advisors, LLC-17581trimmed13F

The largest moves in the name among the funds that have filed, against each fund's previous 13F.

The well-known funds

Of the 44 funds followed here, 7 reported a position in Fastly, Inc. in a 13F for the quarter ended 30 June 2026. The largest: FMR LLC, 11.9 million shares worth $218.3 million, 0.0% of its reported book. New this quarter: Alyeska. Sold out: Bridgewater Associates, Point72 Asset Management. In the quarter, 6 funds added or opened a position and 3 trimmed or sold out; together they bought a net 4.0 million shares, about $74.0 million at the funds' own value per share on 30 June 2026. A change under 0.1% of a holding counts as held.

FundSharesValueOf its bookChange on the quarterStatusQuarter endedFiling
FMR LLC11,892,230$218.3 million0.0%+3,255,441added30 June 202613F
Two Sigma Investments6,062,511$111.3 million0.1%+448,264added30 June 202613F
Geode Capital Management3,910,461$71.8 million0.0%+332,551added30 June 202613F
Alyeska3,165,326$58.1 million0.1%+3,165,326new30 June 202613F
Millennium Management1,515,181$27.8 million0.0%+100,563added30 June 202613F
Citadel Advisors596,285$10.9 million0.0%+135,971added30 June 202613F
Renaissance Technologies324,200$6.0 million0.0%-194,154trimmed30 June 202613F
Bridgewater Associates0$00.0%-62,767exited30 June 202613F
Point72 Asset Management0$00.0%-3,150,321exited30 June 202613F
Value is what the fund reported.
Read moreChange is shares against the fund's previous 13F; a fund with one filing read shows no change. 13Fs cover long US positions of managers above $100 million and are filed up to 45 days after the quarter.

The largest holders

FundSharesShare of allValueOf its bookChange in sharesFiling
BlackRock, Inc.15,222,88710.25%$279.5 million0.00%+2,784,24713F
FMR LLC11,892,2308.01%$218.3 million0.01%+3,255,44113F
Vanguard Portfolio Management LLC9,814,7046.61%$180.2 million0.01%-1,202,78113F
Capital World Investors8,228,1365.54%$151.1 million0.02%+4,473,59913F
First Trust Advisors LP7,681,0055.17%$141.0 million0.08%+649,05313F
D. E. Shaw & Co., Inc.6,616,7264.46%$121.5 million0.08%+3,992,66913F
Vanguard Capital Management LLC6,314,6164.25%$115.9 million0.00%+317,51313F
Two Sigma Investments, LP6,062,5114.08%$111.3 million0.09%+448,26413F
Penserra Capital Management LLC4,621,8793.11%$84.9 million0.65%+1,083,90913F
Legal & General Group Plc4,366,4752.94%$80.1 million0.02%-3,693,28213F
Geode Capital Management, LLC3,910,4612.63%$71.8 million0.00%+332,55113F
State Street Corp.3,537,0372.38%$64.9 million0.00%+282,10813F
Alyeska Investment Group, L.P.3,165,3262.13%$58.1 million0.15%new13F
Dimensional Fund Advisors LP3,064,7982.06%$56.3 million0.01%+323,24913F
Jane Street Group, LLC2,599,1871.75%$47.7 million0.03%+58,52713F
Driehaus Capital Management LLC2,544,4061.71%$46.7 million0.27%+1,706,07813F
Goldman Sachs Group Inc.2,483,0431.67%$45.6 million0.01%+1,306,00313F
Voya Investment Management LLC2,437,9551.64%$44.8 million0.04%-1,492,37313F
Price T Rowe Associates Inc.2,289,0821.54%$42.0 million0.00%+180,30613F
Fuller & Thaler Asset Management, Inc.2,190,0811.47%$40.2 million0.11%+29,53413F
Morgan Stanley2,086,5951.41%$38.3 million0.00%+627,09813F
Connor, Clark & Lunn Investment Management Ltd.1,934,7181.30%$35.5 million0.07%+541,07213F
Nuveen, LLC1,818,5321.22%$33.4 million0.01%-44,61313F
Northern Trust Corp.1,754,9871.18%$32.2 million0.00%+100,17513F
Divisadero Street Capital Management, LP1,694,2621.14%$31.1 million0.73%+1,469,26213F
Millennium Management LLC1,515,1811.02%$27.8 million0.02%+100,56313F
Jupiter Asset Management Ltd1,439,4790.97%$26.4 million0.13%+1,146,61813F
Lord, Abbett & Co. LLC1,373,4170.92%$25.2 million0.08%-11,89813F
Charles Schwab Investment Management Inc.1,250,5800.84%$23.0 million0.00%+93,78113F
UBS Group AG1,074,8790.72%$19.7 million0.00%-157,86013F
Bank of America Corp.1,060,8760.71%$19.5 million0.00%-208,49313F
Vanguard Fiduciary Trust Co.1,051,0200.71%$19.3 million0.00%+149,36413F
Trexquant Investment LP896,1320.60%$16.5 million0.10%+677,32413F
JPMorgan Chase & Co.901,6200.61%$16.3 million0.00%+488,48713F
Oberweis Asset Management Inc.852,3220.57%$15.6 million0.32%-218,70013F
BNP Paribas Financial Markets800,3460.54%$14.7 million0.01%+623,50313F
Massachusetts Financial Services Co.716,9330.48%$13.2 million0.00%new13F
Bank of New York Mellon Corp711,8660.48%$13.1 million0.00%+8,11313F
Raymond James Financial Inc.687,2420.46%$12.6 million0.00%+238,40313F
Canada LIFE Assurance Co673,4400.45%$12.4 million0.02%-59,72313F
Susquehanna International Group, LLP642,3230.43%$11.8 million0.01%+554,25313F
GMT Capital Corp598,8000.40%$11.0 million0.57%no change13F
Citadel Advisors LLC596,2850.40%$10.9 million0.01%+135,97113F
Algert Global LLC591,1090.40%$10.9 million0.13%-332,76113F
Wellington Management Group LLP473,6590.32%$8.7 million0.00%new13F
Squarepoint Ops LLC459,2830.31%$8.4 million0.02%-366,37713F
Counterpoint Mutual Funds LLC437,8940.29%$8.0 million0.80%+419,63013F
Pier Capital, LLC394,6540.27%$7.2 million0.96%new13F
Deutsche Bank AG393,7850.27%$7.2 million0.00%-121,00113F
Barclays PLC375,9580.25%$6.9 million0.00%+110,70513F
The 50 largest of the 284 funds that reported a position in FSLY in their 13F for the quarter ended 30 June 2026, by the value each reported.
Read moreShare of all is the fund's part of all the shares the funds reported. Change is shares against the fund's 13F for the quarter before. A 13F lists a manager's long positions in US-listed shares at the quarter's end. What is a 13F?

Options the funds reported on FSLY

FundOptionShares under the optionsValue of those sharesQuarter endedFiling
Citadel AdvisorsPuts2,178,100$40.0 million30 June 202613F
Citadel AdvisorsCalls1,397,300$25.7 million30 June 202613F
Millennium ManagementPuts1,152,300$21.2 million30 June 202613F
Point72 Asset ManagementCalls133,500$2.5 million30 June 202613F
Millennium ManagementCalls13,800$253,36830 June 202613F
A 13F lists calls and puts by the shares they cover and what those shares were worth at the quarter's end, not what the options cost.
Read moreThey are not counted in the holdings above. A put gains when the stock falls, a call when it rises, and a fund may hold either to hedge.

Schedule 13D and 13G filed on the name, last twelve months

FiledScheduleWhoHoldingOf the classEvent dateRule or purposeFiling
14 August 202613G/ALegal & General Group Plc and 11 others4.4 million2.8%30 June 2026passive, institutional (13d-1(b))EDGAR
12 August 202613GCapital World Investors and 1 other8.2 million5.3%30 June 2026passive, institutional (13d-1(b))EDGAR
6 August 202613G/AFMR LLC and 3 others12.1 million7.7%30 June 2026passive, institutional (13d-1(b))EDGAR
30 July 202613G/ABlackRock, Inc. and 1 other13.9 million8.9%30 June 2026passive, institutional (13d-1(b))EDGAR
11 May 202613G/AMorgan Stanley and 1 other1.1 million0.7%31 March 2026passive, institutional (13d-1(b))EDGAR
6 May 202613GFMR LLC and 3 others8.8 million5.8%31 March 2026passive, institutional (13d-1(b))EDGAR
29 April 202613GVanguard Portfolio Management and 1 other11.1 million7.3%31 March 2026passive, institutional (13d-1(b))EDGAR
24 April 202613G/ABlackRock, Inc. and 1 other11.6 million7.7%31 March 2026passive, institutional (13d-1(b))EDGAR
26 March 202613G/AThe Vanguard Group and 1 other00.0%13 March 2026passive, institutional (13d-1(b))EDGAR
12 February 202613G/APer Artur Bergman and 13 others7.1 million4.7%31 December 2025passive, other (13d-1(d))EDGAR
11 February 202613GMorgan Stanley and 1 other8.1 million5.4%31 December 2025passive, institutional (13d-1(b))EDGAR
A Schedule 13D is filed by anyone who crosses 5% of a class with intent to influence; a 13G by a passive holder.
Read moreAmendments (/A) report a change, including an exit to zero. Holding and percentage are as the filer stated them on the cover page; the purpose is the filer's own words, cut short. 13D and 13G

Fails to deliver

Settlement dateShares failedPriceFile
24 September 20261,330$29.65SEC
23 September 20265,400$26.08SEC
22 September 202616,790$27.42SEC
21 September 202617,274$23.86SEC
15 September 2026283$24.86SEC
14 September 2026200$23.16SEC
11 September 2026181$22.71SEC
26 August 20262,644$23.00SEC
25 August 20261,418$22.94SEC
24 August 2026700$24.95SEC
19 August 20262,907$26.59SEC
17 August 2026100$29.93SEC
Shares that failed to deliver at settlement, per day, from the SEC's half-month files, which arrive about two weeks after the period.
Read moreLargest in the window: 17,274 on 21 September 2026. A fail is an operational fact about settlement, not a position.