Fastly FSLY Institutional Ownership

NASDAQ FSLY

$20.59 -0.53 (-2.51%)

At close: Sep 4, 2026 · 4:00 PM EDT

Institutions by Trading Activity

282 Institutions

Increased 155 55.0%

Unchanged 38 13.5%

Reduced 89 31.6%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

94.78%

▲+4.95 pp QoQ

Shares Held by Institutions

149.36Mn

of 157.60Mn outstanding

▲+20.50% QoQ

Shares Outstanding

157.60Mn

8.23Mn held outside 13F filers

Institutional Investors

282

filed 13F for Jun 2026

▼-57 vs prior quarter

Net Shares Added (QoQ)

+25.41Mn

accumulated since last quarter

Value of Holdings

$3.08Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Fastly, Inc. (NASDAQ:FSLY) appears in 282 institutional 13F filings for the quarter ending June 2026.

Their combined ownership stood at 94.8% of outstanding shares in June 2026, up from 89.8% in March 2026.
They increased total shares held in Fastly by 20.5% from the prior quarter, while the number of investors in FSLY increased 20.0% year over year.
Of these 282 funds, 155 grew their exposure to Fastly, 89 cut back, and 38 maintained positions.
The aggregate institutional position in Fastly amounted to 149.36Mn shares as of June 2026, up by 25.41Mn shares quarter on quarter, and up 53.74Mn shares year over year.
BlackRock, Inc. is the top holder of Fastly as of June 30, 2026, with 15.22Mn shares representing 9.66% of outstanding stock.
Leading buyers of Fastly shares for the quarter ending June 2026 were Capital World Investors (4.47Mn), D. E. Shaw & Co., Inc. (3.99Mn), FMR LLC (3.26Mn), Alyeska Investment Group, L.P. (3.17Mn), BlackRock, Inc. (2.78Mn).
The biggest sellers of Fastly for the quarter ending June 2026 included Legal & General Group Plc (3.69Mn), VOYA INVESTMENT MANAGEMENT LLC (1.49Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (1.2Mn), TUDOR INVESTMENT CORP ET AL (872.14K), Invesco Ltd. (583.69K).
Business Quant data shows the 10 biggest positions in Fastly as of June 2026 are held by BlackRock, Inc. (15.22Mn), FMR LLC (11.89Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (9.81Mn), Capital World Investors (8.23Mn), FIRST TRUST ADVISORS LP (7.68Mn), D. E. Shaw & Co., Inc. (6.62Mn), VANGUARD CAPITAL MANAGEMENT LLC (6.31Mn), TWO SIGMA INVESTMENTS, LP (6.06Mn), Penserra Capital Management LLC (4.62Mn), Legal & General Group Plc (4.37Mn).

Form 13F Holdings

282 Institutional Holders

Report period 30 Jun, 2026

Total shares held 149.36Mn

Of outstanding 94.78%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	BlackRock, Inc.	0002012383	15,222,887	9.66%	▲2,784,247	+22.38%	$279.49Mn
2	FMR LLC	0000315066	11,892,230	7.55%	▲3,255,441	+37.69%	$218.34Mn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	9,814,704	6.23%	▼1,202,781	-10.92%	$180.20Mn
4	Capital World Investors	0001422849	8,228,136	5.22%	▲4,473,599	+119.15%	$151.07Mn
5	FIRST TRUST ADVISORS LP	0001125816	7,681,005	4.87%	▲649,053	+9.23%	$141.02Mn
6	D. E. Shaw & Co., Inc.	0001009207	6,616,726	4.20%	▲3,992,669	+152.16%	$121.48Mn
7	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	6,314,616	4.01%	▲317,513	+5.29%	$115.94Mn
8	TWO SIGMA INVESTMENTS, LP	0001179392	6,062,511	3.85%	▲448,264	+7.98%	$111.31Mn
9	Penserra Capital Management LLC	0001593324	4,621,879	2.93%	▲1,083,909	+30.64%	$84.86K
10	Legal & General Group Plc	0000764068	4,366,475	2.77%	▼3,693,282	-45.82%	$80.08Mn
11	GEODE CAPITAL MANAGEMENT, LLC	0001214717	3,910,461	2.48%	▲332,551	+9.29%	$71.81Mn
12	State Street Corp	0000093751	3,537,037	2.24%	▲282,108	+8.67%	$64.94Mn
13	Alyeska Investment Group, L.P.	0001453072	3,165,326	2.01%	▲3,165,326	0.00%	$58.12Mn
14	DIMENSIONAL FUND ADVISORS LP	0000354204	3,064,798	1.94%	▲323,249	+11.79%	$56.26Mn
15	JANE STREET GROUP, LLC	0001595888	2,599,187	1.65%	▲58,527	+2.30%	$47.72Mn
16	DRIEHAUS CAPITAL MANAGEMENT LLC	0000938206	2,544,406	1.61%	▲1,706,078	+203.51%	$46.72Mn
17	Goldman Sachs Group Inc	0000886982	2,483,043	1.58%	▲1,306,003	+110.96%	$45.59Mn
18	VOYA INVESTMENT MANAGEMENT LLC	0001068837	2,437,955	1.55%	▼1,492,373	-37.97%	$44.76Mn
19	PRICE T ROWE ASSOCIATES INC /MD/	0000080255	2,289,082	1.45%	▲180,306	+8.55%	$42.03K
20	FULLER & THALER ASSET MANAGEMENT, INC.	0001082327	2,190,081	1.39%	▲29,534	+1.37%	$40.21Mn

Showing 1 to 20 of 282 holders