Fastly, Inc.
Total Trades
252
Buys
1
Sells
230
Largest Trade
N/A
Insiders
12
Institutional Funds
203
Inst. Value
$1M+
Activist Filings
24
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 18K | $18.29 | Sep 27, 2023 |
| Shirk Brett | Executive Vice President | SELL | $100K–$500K | 6K | $19.69 | Sep 22, 2023 |
| Bergman Artur | Chief Architect | SELL | $1K–$15K | 104 | $20.04 | Sep 22, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 21K | $20.12 | Sep 20, 2023 |
| Shirk Brett | Executive Vice President | SELL | $50K–$100K | 5K | $20.40 | Sep 20, 2023 |
| Bergman Artur | Chief Architect | SELL | $500K+ | 22K | $23.36 | Sep 13, 2023 |
| Bergman Artur | Chief Architect | SELL | $1M+ | 87K | $23.94 | Sep 7, 2023 |
| KISLING RONALD W | CFO | SELL | $15K–$50K | 1K | $22.07 | Aug 31, 2023 |
| Shirk Brett | Executive Vice President | SELL | $1K–$15K | 585 | $22.07 | Aug 31, 2023 |
| PAISLEY CHRISTOPHER B | Director | EXERCISE | $1K–$15K | 1K | $4.44 | Aug 24, 2023 |
| PAISLEY CHRISTOPHER B | Director | SELL | $15K–$50K | 1K | $19.20 | Aug 24, 2023 |
| Shirk Brett | Executive Vice President | SELL | $100K–$500K | 7K | $18.84 | Aug 23, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 18K | $18.51 | Aug 18, 2023 |
| Nightingale Todd | CEO | SELL | $1M+ | 75K | $18.51 | Aug 18, 2023 |
| Shirk Brett | Executive Vice President | SELL | $100K–$500K | 10K | $18.51 | Aug 18, 2023 |
| KISLING RONALD W | CFO | SELL | $100K–$500K | 17K | $18.51 | Aug 18, 2023 |
| KISLING RONALD W | CFO | SELL | $500K+ | 28K | $20.01 | Aug 7, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $18.22 | Aug 2, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $17.33 | Jul 26, 2023 |
| Shirk Brett | Executive Vice President | SELL | $100K–$500K | 7K | $18.05 | Jul 24, 2023 |
| KISLING RONALD W | CFO | SELL | $100K–$500K | 7K | $17.87 | Jul 20, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $17.93 | Jul 19, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $16.39 | Jul 12, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $15.91 | Jul 6, 2023 |
| KISLING RONALD W | CFO | SELL | $50K–$100K | 6K | $15.93 | Jul 5, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $15.45 | Jun 28, 2023 |
| Shirk Brett | Executive Vice President | SELL | $100K–$500K | 7K | $16.68 | Jun 22, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $16.69 | Jun 22, 2023 |
| Shirk Brett | Executive Vice President | SELL | $50K–$100K | 5K | $17.81 | Jun 21, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $16.62 | Jun 14, 2023 |
| Bergman Artur | Chief Architect | SELL | $1M+ | 210K | $16.74 | Jun 8, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $16.43 | Jun 7, 2023 |
| Shirk Brett | Executive Vice President | SELL | $1K–$15K | 585 | $15.67 | Jun 2, 2023 |
| KISLING RONALD W | CFO | SELL | $15K–$50K | 1K | $15.67 | Jun 2, 2023 |
| Bergman Artur | Chief Architect | SELL | $500K+ | 50K | $15.50 | May 31, 2023 |
| Bergman Artur | Chief Architect | SELL | $15K–$50K | 3K | $15.17 | May 30, 2023 |
| Bergman Artur | Chief Architect | SELL | $15K–$50K | 3K | $15.02 | May 25, 2023 |
| Shirk Brett | Executive Vice President | SELL | $50K–$100K | 7K | $13.42 | May 24, 2023 |
| Shirk Brett | Executive Vice President | GRANT | $15K–$50K | 3K | $7.14 | May 24, 2023 |
| KISLING RONALD W | CFO | SELL | $100K–$500K | 15K | $13.17 | May 18, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 33K | $13.13 | May 18, 2023 |
| Shirk Brett | Executive Vice President | SELL | $100K–$500K | 9K | $13.17 | May 18, 2023 |
| Nightingale Todd | CEO | SELL | $500K+ | 74K | $13.17 | May 18, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $15.95 | Apr 26, 2023 |
| Shirk Brett | Executive Vice President | SELL | $50K–$100K | 4K | $16.52 | Apr 24, 2023 |
| KISLING RONALD W | CFO | SELL | $50K–$100K | 5K | $16.12 | Apr 20, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $15.79 | Apr 19, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $15.48 | Apr 12, 2023 |
| Bergman Artur | Chief Architect | SELL | $100K–$500K | 11K | $16.76 | Apr 5, 2023 |
| KISLING RONALD W | CFO | SELL | $100K–$500K | 7K | $17.56 | Apr 4, 2023 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 203 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| MORGAN STANLEY | 7.1M | $1M+ | SH |
| Penserra Capital Management LLC | 5.8M | $1M+ | SH |
| Alyeska Investment Group, L.P. | 4.8M | $1M+ | SH |
| Point72 Asset Management, L.P. | 3.6M | $1M+ | SH |
| FIRST TRUST ADVISORS LP | 3.5M | $1M+ | SH |
| STATE STREET CORP | 3.2M | $1M+ | SH |
| GEODE CAPITAL MANAGEMENT, LLC | 3.0M | $1M+ | SH |
| DIMENSIONAL FUND ADVISORS LP | 2.6M | $1M+ | SH |
| CANADA LIFE ASSURANCE Co | 1.9M | $1M+ | SH |
| PRUDENTIAL FINANCIAL INC | 1.7M | $1M+ | SH |
| Bank of New York Mellon Corp | 1.3M | $1M+ | SH |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2M | $1M+ | SH |
| Connor, Clark & Lunn Investment Management Ltd. | 1.0M | $1M+ | SH |
| PDT Partners, LLC | 833K | $1M+ | SH |
| WOLVERINE ASSET MANAGEMENT LLC | 821K | $1M+ | SH (Put) |
| Squarepoint Ops LLC | 669K | $1M+ | SH |
| RENAISSANCE TECHNOLOGIES LLC | 637K | $1M+ | SH |
| SG Americas Securities, LLC | 346K | $1M+ | SH |
| BARCLAYS PLC | 328K | $1M+ | SH |
| BNP PARIBAS FINANCIAL MARKETS | 320K | $1M+ | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
SC 13G/A · Feb 12, 2026
4.7%
7.1M shares
SC 13G · Feb 11, 2026
5.4%
8.1M shares
SC 13G/A · Jul 29, 2025
11.1%
16.1M shares
SC 13G/A · Jul 9, 2025
4.4%
5.7M shares
SC 13G/A · Jul 9, 2025
5.4%
6.6M shares
SC 13G · Nov 14, 2024
5.6%
7.8M shares
SC 13G/A · Nov 12, 2024
0.0%
6K shares
Morgan Stanley I.R.S. # 36-3145972
SC 13G/A · Nov 7, 2024
0.6%
837K shares
Morgan Stanley I.R.S. # 36-3145972
SC 13G · Nov 6, 2024
7.7%
10.7M shares
The Vanguard Group - 23-1945930
SC 13G/A · Mar 11, 2024
10.0%
13.4M shares
SC 13G/A · Feb 15, 2024
6.0%
7.9M shares
Point72 Asset Management, L.P.
SC 13G/A · Feb 14, 2024
0.0%
0 shares
The Vanguard Group - 23-1945930
SC 13G/A · Feb 13, 2024
9.9%
12.9M shares
LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED
SC 13G · Feb 13, 2024
4.4%
5.7M shares
SC 13G/A · Jan 25, 2024
8.7%
11.3M shares
LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED
SC 13G · Feb 16, 2023
5.3%
6.6M shares
LEGAL & GENERAL INVESTMENT MANAGEMENT LIMITED
SC 13G · Feb 14, 2023
5.3%
6.6M shares
SC 13G/A · Feb 11, 2023
7.1%
8.8M shares
SC 13G · Feb 3, 2023
8.3%
10.2M shares
SC 13G · Jan 11, 2023
5.2%
6.3M shares
Morgan Stanley I.R.S. # 36-3145972
SC 13G/A · Apr 8, 2022
1.7%
2.1M shares
Abdiel Qualified Master Fund, LP
SC 13G/A · Feb 25, 2022
0.0%
0 shares
SC 13G/A · Feb 14, 2022
7.4%
8.9M shares
Abdiel Qualified Master Fund, LP
SC 13G/A · Jan 18, 2022
9.8%
0 shares