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.
| Institution | Type | Change in shares | Change Position % | Shares | Reported stock balance | Portfolio quarter | Filing date |
|---|---|---|---|---|---|---|---|
| Manufacturers Life Insurance Company, The | Sell | -4,035 | -5.0% | 76,728 | $1.41M | Q2 2026 | Sep 09, 2026 |
| Citadel Advisors Llc | Buy | +135,971 | +29.5% | 596,285 | $10.95M | Q2 2026 | Sep 02, 2026 |
| Allianz Asset Management Gmbh | Buy | +77,705 | +108.4% | 149,412 | $2.74M | Q2 2026 | Sep 02, 2026 |
| California State Teachers Retirement System | Sell | -4,714 | -2.9% | 159,732 | $2.93M | Q2 2026 | Aug 24, 2026 |
| Assenagon Asset Management S.A. | Buy | +42,149 | — | 42,149 | $773.86K | Q2 2026 | Aug 21, 2026 |
| Mercer Global Advisors Inc | Sell | -33,737 | -74.0% | 11,835 | $217.29K | Q2 2026 | Aug 19, 2026 |
| Caitlin John, Llc | Buy | +25 | — | 25 | $459.00 | Q2 2026 | Aug 17, 2026 |
| D. E. Shaw & Co., Inc. | Buy | +3,992,669 | +152.2% | 6,616,726 | $121.48M | Q2 2026 | Aug 14, 2026 |
| Legal & General Group Plc | Sell | -3,693,282 | -45.8% | 4,366,475 | $80.08M | Q2 2026 | Aug 14, 2026 |
| Alyeska Investment Group, L.P. | Buy | +3,165,326 | — | 3,165,326 | $58.12M | Q2 2026 | Aug 14, 2026 |
| Driehaus Capital Management Llc | Buy | +1,706,078 | +203.5% | 2,544,406 | $46.72M | Q2 2026 | Aug 14, 2026 |
| Divisadero Street Capital Management, Lp | Buy | +1,469,262 | +653.0% | 1,694,262 | $31.11M | Q2 2026 | Aug 14, 2026 |
| Goldman Sachs Group Inc | Buy | +1,306,003 | +111.0% | 2,483,043 | $45.59M | Q2 2026 | Aug 14, 2026 |
| Tudor Investment Corp Et Al | Sell | -872,145 | -84.1% | 164,334 | $3.02M | Q2 2026 | Aug 14, 2026 |
| Trexquant Investment Lp | Buy | +677,324 | +309.6% | 896,132 | $16.45M | Q2 2026 | Aug 14, 2026 |
| Susquehanna International Group, Llp | Buy | +554,253 | +629.3% | 642,323 | $11.79M | Q2 2026 | Aug 14, 2026 |
| Wellington Management Group Llp | Buy | +473,659 | — | 473,659 | $8.70M | Q2 2026 | Aug 14, 2026 |
| Two Sigma Investments, Lp | Buy | +448,264 | +8.0% | 6,062,511 | $111.31M | Q2 2026 | Aug 14, 2026 |
| Berkshire Capital Holdings Inc | Sell | -403,820 | -100.0% | 10 | $184.00 | Q2 2026 | Aug 14, 2026 |
| Squarepoint Ops Llc | Sell | -366,377 | -44.4% | 459,283 | $8.43M | Q2 2026 | Aug 14, 2026 |
| Invesco Ltd. | Buy | +307,576 | — | 307,576 | $5.65M | Q2 2026 | Aug 14, 2026 |
| Raymond James Financial Inc | Buy | +254,034 | +102.1% | 502,942 | $9.23M | Q2 2026 | Aug 14, 2026 |
| Oberweis Asset Management Inc/ | Sell | -218,700 | -20.4% | 852,322 | $15.65M | Q2 2026 | Aug 14, 2026 |
| Bank Of America Corp | Sell | -208,493 | -16.4% | 1,060,876 | $19.48M | Q2 2026 | Aug 14, 2026 |
| G2 Investment Partners Management Llc | Sell | -184,568 | -63.7% | 105,000 | $1.93M | Q2 2026 | Aug 14, 2026 |
| Price T Rowe Associates Inc | Buy | +180,306 | +8.6% | 2,289,082 | $42.03M | Q2 2026 | Aug 14, 2026 |
| Gotham Asset Management, Llc | Sell | -156,368 | -89.0% | 19,311 | $354.55K | Q2 2026 | Aug 14, 2026 |
| Engineers Gate Manager Lp | Sell | -112,646 | -84.0% | 21,510 | $394.92K | Q2 2026 | Aug 14, 2026 |
| Barclays Plc | Buy | +110,705 | +41.7% | 375,958 | $6.90M | Q2 2026 | Aug 14, 2026 |
| Neo Ivy Capital Management | Sell | -104,772 | -92.4% | 8,567 | $157.29K | Q2 2026 | Aug 14, 2026 |
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.
Related FSLY Institutional Insights
- FSLY Overview
- FSLY 13F Institutional Holders
- FSLY Top Institutional Shareholders
- Technology Sector Institutional Ownership
- Technology Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Technology Stocks By Institutional Investors
- Most Sold Technology Stocks By Institutional Investors
- FSLY Insider Trading & SEC Form 4 Activity
- FSLY Articles
- Top Institutional Investor Stock Rankings