FSLY

Fastly, Inc.

Company with tickers: FSLY

CIK
1517413
CUSIP
31188V100
Shares Outstanding
156,500,000
Holders: 336
Total Value: $3,819,503,347
Total Shares: 131,435,084
Showing 1–100 of 364 holdings by value · page 1 of 4

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 336 13F filers · Δ vs Dec 31, 2025
Top Holder
9.5%
−2.8 pts
Top 5
31.8%
−5.6 pts
Top 10
47.1%
−6.6 pts
HHI
334
Broadly held −94

Quarterly Activity

vs Dec 31, 2025
New
329
Increased
5
Decreased
1
Sold Out
250
Unchanged
1
Holder count: +79
Institutional value: +258.5%
Shares held: +25.6%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds
Large PEAK6 LLC +708,266 900,200
Small Caitong International Asset Management Co., Ltd +51,240 55,250
Large Rockefeller Capital Management L.P. +2,274 2,761
Large BNP PARIBAS ASSET MANAGEMENT Holding S.A. +667 2,511
Small Essential Partners LLC +253 603

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds
Mega GOLDMAN SACHS GROUP INC −435,839 1,217,040

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD)
Mega BlackRock, Inc. 12,438,640 $361,466,870
Mega FMR LLC 8,636,789 $250,985,086
Mega Legal & General Group Plc 8,059,757 $234,216,537
Mega FIRST TRUST ADVISORS LP 7,031,952 $204,348,525
Mega TWO SIGMA INVESTMENTS, LP 5,614,247 $163,150,017

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD)
Mega BlackRock, Inc. 12,833,575 $130,645,784
Mega Legal & General Group Plc 8,605,712 $87,606,146
Mega MORGAN STANLEY 7,054,555 $71,815,369
Mid Penserra Capital Management LLC 5,832,024 $59,370,004
Large Alyeska Investment Group, L.P. 4,789,185 $48,753,903
100 of 100 shown Export CSV
Holder Value (USD) % of 13F Shares Action
Mega BlackRock, Inc. $361,466,870 9.46% 12,438,640 View
Mega FMR LLC $250,985,086 6.57% 8,636,789 View
Mega Legal & General Group Plc $234,216,537 6.13% 8,059,757 View
Mega FIRST TRUST ADVISORS LP $204,348,525 5.35% 7,031,952 View
Mega TWO SIGMA INVESTMENTS, LP $163,150,017 4.27% 5,614,247 View
Large VOYA INVESTMENT MANAGEMENT LLC $114,215,330 2.99% 3,930,328 View
Mega Capital World Investors $109,106,845 2.86% 3,754,537 View
Mega GEODE CAPITAL MANAGEMENT, LLC $103,974,063 2.72% 3,577,910 View
Mid Penserra Capital Management LLC $102,813,408 2.69% 3,537,970 View
Mega STATE STREET CORP $94,588,236 2.48% 3,254,929 View
Large Point72 Asset Management, L.P. $91,548,328 2.40% 3,150,321 View
Mega DIMENSIONAL FUND ADVISORS LP $79,669,412 2.09% 2,741,549 View
Mega D. E. Shaw & Co., Inc. $76,255,096 2.00% 2,624,057 View
Mega JANE STREET GROUP, LLC $73,831,579 1.93% 2,540,660 View
Mega CITADEL ADVISORS LLC $72,074,612 1.89% 2,480,200 View
Mega UBS Group AG $69,045,978 1.81% 2,375,980 View
Large FULLER & THALER ASSET MANAGEMENT, INC. $62,785,495 1.64% 2,160,547 View
Mega PRICE T ROWE ASSOCIATES INC /MD/ $61,281,030 1.60% 2,108,776 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $61,011,470 1.60% 2,099,500 View
Mega T. Rowe Price Investment Management, Inc. $59,917,680 1.57% 2,061,861 View
Mega NORDEA INVESTMENT MANAGEMENT AB $59,822,333 1.57% 2,058,580 View
Mega Nuveen, LLC $54,142,993 1.42% 1,863,145 View
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP $46,411,726 1.22% 1,597,100 View
Large HRT FINANCIAL LP $44,911,735 1.18% 1,545,483 View
Mega JANE STREET GROUP, LLC $44,066,584 1.15% 1,516,400 View
Mega MILLENNIUM MANAGEMENT LLC $41,108,799 1.08% 1,414,618 View
Large Connor, Clark & Lunn Investment Management Ltd. $40,499,352 1.06% 1,393,646 View
Large LORD, ABBETT & CO. LLC $40,257,253 1.05% 1,385,315 View
Mega UBS Group AG $35,823,394 0.94% 1,232,739 View
Mega GOLDMAN SACHS GROUP INC $34,204,781 0.90% 1,177,040 View
Mega CHARLES SCHWAB INVESTMENT MANAGEMENT INC $33,616,578 0.88% 1,156,799 View
Mid OBERWEIS ASSET MANAGEMENT INC/ $31,123,899 0.81% 1,071,022 View
Large TUDOR INVESTMENT CORP ET AL $30,120,079 0.79% 1,036,479 View
Mid ALGERT GLOBAL LLC $26,847,662 0.70% 923,870 View
Large PEAK6 LLC $26,159,812 0.68% 900,200 View
Mega Invesco Ltd. $25,900,071 0.68% 891,262 View
Mega CITADEL ADVISORS LLC $24,680,658 0.65% 849,300 View
Mid WOLVERINE ASSET MANAGEMENT LLC $24,663,222 0.65% 848,700 View
Large Driehaus Capital Management LLC $24,361,811 0.64% 838,328 View
Mega JANE STREET GROUP, LLC $24,082,022 0.63% 828,700 View
Large Squarepoint Ops LLC $23,993,679 0.63% 825,660 View
Large CANADA LIFE ASSURANCE Co $21,305,716 0.56% 733,163 View
Mega Bank of New York Mellon Corp $20,451,059 0.54% 703,753 View
Large SG Americas Securities, LLC $19,918,159 0.52% 685,415 View
Mid GMT Capital Corp $17,401,128 0.46% 598,800 View
Large RENAISSANCE TECHNOLOGIES LLC $15,063,367 0.39% 518,354 View
Mega DEUTSCHE BANK AG\ $14,959,680 0.39% 514,786 View
Mid MASTERS CAPITAL MANAGEMENT LLC $14,530,000 0.38% 500,000 View
Mega CITADEL ADVISORS LLC $13,376,724 0.35% 460,314 View
Mega RAYMOND JAMES FINANCIAL INC $13,043,259 0.34% 448,839 View
Mid Jump Financial, LLC $12,135,456 0.32% 417,600 View
Mega JPMORGAN CHASE & CO $12,005,641 0.31% 413,133 View
Small BERKSHIRE CAPITAL HOLDINGS INC $11,735,299 0.31% 403,830 View
Mid SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC $11,376,437 0.30% 391,481 View
Large MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. $11,321,572 0.30% 389,593 View
Mega MORGAN STANLEY $10,354,890 0.27% 356,328 View
Mega NEUBERGER BERMAN GROUP LLC $9,495,209 0.25% 326,745 View
Mega AQR CAPITAL MANAGEMENT LLC $9,158,168 0.24% 315,147 View
Mid IMC-Chicago, LLC $9,157,096 0.24% 315,110 View
Mid MASTERS CAPITAL MANAGEMENT LLC $8,718,000 0.23% 300,000 View
Large JUPITER ASSET MANAGEMENT LTD $8,510,540 0.22% 292,861 View
Mid PDT Partners, LLC $8,429,492 0.22% 290,072 View
Small G2 Investment Partners Management LLC $8,414,846 0.22% 289,568 View
Mega Swiss National Bank $8,162,954 0.21% 280,900 View
Mega UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC $8,100,529 0.21% 278,752 View
Large PRUDENTIAL FINANCIAL INC $7,955,756 0.21% 273,770 View
Mega BARCLAYS PLC $7,708,251 0.20% 265,253 View
Small Relyea Zuckerberg Hanson LLC $7,550,892 0.20% 259,838 View
Mid Proem Advisors LLC $7,536,507 0.20% 259,343 View
Large NOMURA HOLDINGS INC $7,265,000 0.19% 250,000 View
Small Tenzing Global Management, LLC $7,265,000 0.19% 250,000 View
Large Walleye Trading LLC $6,959,870 0.18% 239,500 View
Large POLEN CAPITAL MANAGEMENT LLC $6,931,333 0.18% 238,518 View
Mid Divisadero Street Capital Management, LP $6,538,500 0.17% 225,000 View
Large Trexquant Investment LP $6,358,560 0.17% 218,808 View
Small D L CARLSON INVESTMENT GROUP INC $6,190,506 0.16% 213,025 View
Large Walleye Trading LLC $6,172,344 0.16% 212,400 View
Small Informed Momentum Co LLC $5,972,062 0.16% 205,508 View
Mega RHUMBLINE ADVISERS $5,297,173 0.14% 182,284 View
Mid CASTLEARK MANAGEMENT LLC $5,163,613 0.14% 177,688 View
Mega BNP PARIBAS ARBITRAGE, SA $5,139,057 0.13% 176,843 View
Large Gotham Asset Management, LLC $5,105,231 0.13% 175,679 View
Large TUDOR INVESTMENT CORP ET AL $4,943,106 0.13% 170,100 View
Mega ALLIANCEBERNSTEIN L.P. $4,502,440 0.12% 154,936 View
Small SELDON CAPITAL LP $4,395,760 0.12% 151,265 View
Large Creative Planning $4,388,670 0.11% 151,021 View
Small Science & Technology Partners, L.P. $4,388,060 0.11% 151,000 View
Large Verition Fund Management LLC $4,365,160 0.11% 150,212 View
Mega BARCLAYS PLC $4,359,000 0.11% 150,000 View
Mega MILLENNIUM MANAGEMENT LLC $4,359,000 0.11% 150,000 View
Mid OSAIC HOLDINGS, INC. $4,018,068 0.11% 138,268 View
Mid Engineers Gate Manager LP $3,898,573 0.10% 134,156 View
Mega WELLS FARGO & COMPANY/MN $3,726,043 0.10% 128,219 View
Mega AMERICAN CENTURY COMPANIES INC $3,673,445 0.10% 126,409 View
Mid OSTERWEIS CAPITAL MANAGEMENT INC $3,646,884 0.10% 125,495 View
Mid XTX Topco Ltd $3,349,019 0.09% 115,245 View
Small Neo Ivy Capital Management $3,293,631 0.09% 113,339 View
Large Walleye Capital LLC $3,268,407 0.09% 112,471 View
Large Mirae Asset Global Investments Co., Ltd. $3,211,362 0.08% 110,508 View
Large SEI INVESTMENTS CO $3,176,577 0.08% 109,311 View
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