Security Snapshot

Fastly, Inc. - Class A Common Stock, par value $0.00002 per share (FSLY) Institutional Ownership

CUSIP: 31188V100

13F Institutional Holders and Ownership History from Q1 2019 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

246

Shares (Excl. Options)

115,298,420

Price

$10.18

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Type / Class
Equity / Class A Common Stock, par value $0.00002 per share
Symbol
FSLY on Nasdaq
Shares outstanding
151,623,966
Price per share
$29.06
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
115,298,420
Total reported value
$1,173,569,065
% of total 13F portfolios
0%
Share change
+10,589,797
Value change
+$116,438,084
Number of holders
246
Price from insider filings
$29.06
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • FSLY - Fastly, Inc. - Class A Common Stock, par value $0.00002 per share is tracked under CUSIP 31188V100.
  • 246 institutions reported positions in Q4 2025.
  • 5 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 246 to 25 between Q4 2025 and Q1 2026.
  • Reported value moved from $1,173,569,065 to $22,971,373.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 246 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 31188V100?
CUSIP 31188V100 identifies FSLY - Fastly, Inc. - Class A Common Stock, par value $0.00002 per share in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

Significant Owners of Fastly, Inc. - Class A Common Stock, par value $0.00002 per share (FSLY) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VANGUARD GROUP INC 11% $113,747,268 16,111,511 The Vanguard Group 30 Jun 2025
MORGAN STANLEY 5.4% $82,192,811 8,073,950 Morgan Stanley 31 Dec 2025
Legal & General Group Plc 5.6% $45,939,066 7,826,076 Legal & General Group Plc 30 Sep 2024
Bergman Artur 4.7% $72,391,650 7,111,164 Per Artur Bergman 31 Dec 2025
Legal & General Investment Management Ltd 4.4% -20% $40,414,350 -$6,168,559 5,725,142 -13% Legal & General Group Plc 31 Dec 2023

As of 31 Dec 2025, 246 institutional investors reported holding 115,298,420 shares of Fastly, Inc. - Class A Common Stock, par value $0.00002 per share (FSLY). This represents 76% of the company’s total 151,623,966 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Fastly, Inc. - Class A Common Stock, par value $0.00002 per share (FSLY) together control 64% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 11% 16,976,906 +1.9% 0% $172,824,903
BlackRock, Inc. 8.5% 12,833,575 +2% 0% $130,645,792
Legal & General Group Plc 5.7% 8,605,712 -2.1% 0.02% $87,563,745
MORGAN STANLEY 5.5% 8,339,234 +15% 0.01% $84,893,410
Penserra Capital Management LLC 3.8% 5,832,024 -19% 0.71% $59,370,000
Alyeska Investment Group, L.P. 3.2% 4,789,185 +2795% 0.14% $48,753,903
Point72 Asset Management, L.P. 2.3% 3,554,753 +204% 0.06% $36,187,386
FIRST TRUST ADVISORS LP 2.3% 3,507,189 +29% 0.03% $35,703,184
GEODE CAPITAL MANAGEMENT, LLC 2.3% 3,477,675 +7.2% 0% $35,408,499
STATE STREET CORP 2.1% 3,162,764 +0.24% 0% $32,196,938
TWO SIGMA INVESTMENTS, LP 2.1% 3,122,971 +124% 0.05% $31,791,845
DIMENSIONAL FUND ADVISORS LP 1.8% 2,730,527 -34% 0.01% $27,796,205
CITADEL ADVISORS LLC 1.3% 2,012,630 +201% 0.01% $20,488,574
PRUDENTIAL FINANCIAL INC 1.3% 1,896,396 +3650% 0.02% $19,305,311
CANADA LIFE ASSURANCE Co 1.2% 1,888,106 -2.1% 0.03% $19,202,000
ALGERT GLOBAL LLC 1.2% 1,807,931 +19% 0.29% $18,405,000
TWO SIGMA ADVISERS, LP 1.2% 1,752,500 +160% 0.03% $17,840,450
Nuveen, LLC 1.1% 1,729,656 -15% 0% $17,607,899
GOLDMAN SACHS GROUP INC 1.1% 1,652,879 -31% 0% $16,826,308
NORTHERN TRUST CORP 1% 1,517,925 -2.8% 0% $15,452,477
Bank of New York Mellon Corp 1% 1,513,091 -2.3% 0% $15,403,270
Driehaus Capital Management LLC 0.91% 1,384,967 0.1% $14,098,964
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.77% 1,165,161 +0.81% 0% $11,861,339
T. Rowe Price Investment Management, Inc. 0.76% 1,145,012 0.01% $11,657,000
FMR LLC 0.7% 1,063,904 +25% 0% $10,830,541

Institutional Holders of Fastly, Inc. - Class A Common Stock, par value $0.00002 per share (FSLY) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q1 787,489 $22,971,373 +$10,758,959 $29.06 25
2025 Q4 115,298,420 $1,173,569,065 +$116,438,084 $10.18 246
2025 Q3 105,195,377 $899,601,167 +$45,486,692 $8.55 232
2025 Q2 100,054,866 $706,406,509 +$25,689,094 $7.06 229
2025 Q1 97,806,440 $619,113,954 +$18,984,077 $6.33 223
2024 Q4 92,695,857 $875,060,187 -$41,504,677 $9.44 221
2024 Q3 97,234,081 $735,950,390 +$53,141,428 $7.57 211
2024 Q2 90,772,911 $669,001,257 +$2,711,077 $7.37 236
2024 Q1 86,524,140 $1,122,090,885 -$103,122,253 $12.97 248
2023 Q4 92,910,459 $1,653,824,338 -$16,005,887 $17.80 260
2023 Q3 93,407,792 $1,790,565,291 +$159,868,557 $19.17 249
2023 Q2 85,400,450 $1,347,021,308 +$9,349,843 $15.77 238
2023 Q1 84,449,317 $1,499,694,818 +$180,276,026 $17.76 246
2022 Q4 79,991,877 $655,405,662 +$29,653,664 $8.19 220
2022 Q3 75,996,079 $696,190,308 -$45,726,504 $9.16 213
2022 Q2 79,579,822 $923,936,470 +$66,731,336 $11.61 219
2022 Q1 73,041,740 $1,269,801,367 -$397,233,100 $17.38 248
2021 Q4 78,165,493 $2,771,060,179 +$191,924,618 $35.45 296
2021 Q3 72,197,295 $2,919,655,293 -$219,846,903 $40.44 284
2021 Q2 75,102,087 $4,477,408,335 -$10,270,198 $59.60 332
2021 Q1 73,435,714 $4,940,331,323 +$341,863,854 $67.28 350
2020 Q4 68,067,175 $5,948,912,505 +$865,881,363 $87.37 412
2020 Q3 56,749,524 $5,316,161,134 +$145,263,278 $93.68 339
2020 Q2 55,236,525 $4,699,877,223 +$1,850,397,739 $85.13 294
2020 Q1 37,769,744 $716,874,830 +$94,436,241 $18.98 142
2019 Q4 31,363,132 $629,644,830 +$349,842,808 $20.07 113
2019 Q3 12,138,858 $291,303,584 -$22,499,954 $24.00 85
2019 Q2 13,340,387 $270,538,474 +$270,538,032 $20.28 69
2019 Q1 122,330 $7,291,000 $34.80 1