PDT Partners’s Fastly Inc FSLY Stock Holding History

PDT Partners’s Portfolio FSLY Stock Details FSLY Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-290,072	Closed	-$8.43M	–	546
2026 Q1	$8.43M	Sell	290,072 -543,343	-65%	-$8.92M	0.5%	52
2025 Q4	$8.48M	Hold	833,415	–	–	0.55%	38
2025 Q3	$7.13M	Hold	833,415	–	–	0.45%	52
2025 Q2	$5.88M	Buy	833,415 +213,790	+35%	+$1.43M	0.33%	76
2025 Q1	$3.92M	Buy	619,625 +364,682	+143%	+$3.05M	0.28%	110
2024 Q4	$2.41M	Buy	254,943 +181,519	+247%	+$1.51M	0.21%	163
2024 Q3	$556K	Sell	73,424 -95,520	-57%	-$663K	0.05%	478
2024 Q2	$1.25M	Buy	+168,944	New	+$1.65M	0.12%	294
2022 Q2	–	Sell	-95,259	Closed	-$1.66M	–	1024
2022 Q1	$1.66M	Sell	95,259 -19,244	-17%	-$449K	0.14%	219
2021 Q4	$4.06M	Buy	114,503 +90,320	+373%	+$3.93M	0.31%	88
2021 Q3	$978K	Buy	+24,183	New	+$1.12M	0.07%	346

Other funds holding FSLY

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Capital World Investors Los Angeles, California $846B AUM 46.74% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

PCM

Penserra Capital Management Orinda, California $13B AUM 71.84% 1-Year Est. Return

Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return

PDT Partners's FSLY Position: Q2 2026 in Review

PDT Partners sold out of Fastly Inc (FSLY) in Q2 2026, closing a stake of 290,072 shares — an estimated $8.43M sold.

PDT Partners first reported a position in FSLY in Q3 2021 and held it in 11 quarters. The position peaked at $8.48M in Q4 2025. 282 funds tracked by Wall St. Rank hold FSLY as of Q2 2026.

PDT Partners reported no remaining Fastly Inc position as of Q2 2026 after selling out during the quarter.
PDT Partners sold 290,072 Fastly Inc shares in Q2 2026, an estimated $8.43M.
PDT Partners first reported a position in Fastly Inc in Q3 2021 and held it in 11 quarters.
PDT Partners's Fastly Inc position peaked at $8.48M in Q4 2025.
282 funds tracked by Wall St. Rank held Fastly Inc as of Q2 2026.

Based on PDT Partners's 13F filing for Q2 2026, filed 14 Aug 2026.