Renaissance Technologies’s Fastly Inc FSLY Stock Holding History

Renaissance Technologies’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	$5.95M	Sell	324,200 -194,154	-37%	-$4.22M	0.01%	1362
2026 Q1	$15.1M	Sell	518,354 -119,100	-19%	-$1.96M	0.02%	767
2025 Q4	$6.49M	Buy	637,454 +268,213	+73%	+$2.64M	0.01%	1160
2025 Q3	$3.16M	Buy	369,241 +250,500	+211%	+$1.85M	﹤0.01%	1755
2025 Q2	$838K	Buy	+118,741	New	+$796K	﹤0.01%	2595
2023 Q4	–	Sell	-531,100	Closed	-$10.2M	–	3844
2023 Q3	$10.2M	Sell	531,100 -103,100	-16%	-$2.01M	0.02%	909
2023 Q2	$10M	Buy	+634,200	New	+$9.71M	0.01%	1028
2023 Q1	–	Sell	-14,300	Closed	-$117K	–	4115
2022 Q4	$117K	Sell	14,300 -1,200	-8%	-$10.5K	﹤0.01%	3569
2022 Q3	$142K	Sell	15,500 -1,405,503	-99%	-$15M	﹤0.01%	3493
2022 Q2	$16.5M	Buy	1,421,003 +194,203	+16%	+$2.74M	0.02%	830
2022 Q1	$21.3M	Buy	+1,226,800	New	+$28.6M	0.03%	729
2020 Q4	–	Sell	-670,700	Closed	-$62.8M	–	3491
2020 Q3	$62.8M	Buy	670,700 +580,000	+639%	+$50.3M	0.06%	322
2020 Q2	$7.72M	Buy	+90,700	New	+$3.57M	0.01%	1383

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

Renaissance Technologies's FSLY Position: Q2 2026 in Review

Renaissance Technologies reduced its Fastly Inc (FSLY) stake by 37% in Q2 2026, selling an estimated $4.22M and leaving 324,200 shares worth $5.95M. The position accounts for 0.01% of the portfolio, ranked #1362.

Renaissance Technologies first reported a position in FSLY in Q2 2020 and has held it in 13 quarters since. The position peaked at $62.8M in Q3 2020. 282 funds tracked by Wall St. Rank hold FSLY as of Q2 2026.

Renaissance Technologies held 324,200 shares of Fastly Inc worth $5.95M as of Q2 2026.
Renaissance Technologies sold 194,154 Fastly Inc shares in Q2 2026, an estimated $4.22M.
Fastly Inc made up 0.01% of Renaissance Technologies's portfolio in Q2 2026, its #1362 holding.
Renaissance Technologies first reported a position in Fastly Inc in Q2 2020 and has held it in 13 quarters since.
Renaissance Technologies's Fastly Inc position peaked at $62.8M in Q3 2020.
282 funds tracked by Wall St. Rank held Fastly Inc as of Q2 2026.

Based on Renaissance Technologies's 13F filing for Q2 2026, filed 13 Aug 2026.