Fastly FSLY Institutional Ownership

NASDAQ FSLY

$22.99 +0.52 (+2.31%)

At close: Oct 19, 2026 · 4:00 PM EDT

Institutions by Trading Activity

283 Institutions

Increased 156 55.1%

Unchanged 38 13.4%

Reduced 89 31.4%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

93.99%

▲+4.25 pp QoQ

Shares Held by Institutions

148.12Mn

of 157.60Mn outstanding

▲+7.47% QoQ

Shares Outstanding

157.60Mn

9.47Mn held outside 13F filers

Institutional Investors

283

filed 13F for Jun 2026

▼-54 vs prior quarter

Net Shares Added (QoQ)

+10.30Mn

accumulated since last quarter

Value of Holdings

$3.71Bn

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

Updated Oct 11, 2026

Fastly, Inc. (NASDAQ:FSLY) appeared in the 13F filings of 283 institutional investors for the quarter ended June 30, 2026.

Together they owned 93.99% of the outstanding stock in Q2 2026, up from 89.74% a quarter earlier.
Total holdings of Fastly shares rose 7.47% from Q1 2026, and the number of holders rose 21.46% from Q2 2025.
Looking at the 283 holders of FSLY individually, 156 added to their positions, 89 reduced their stakes and 38 left their positions unchanged.
Combined, institutional investors held 148.12Mn shares of FSLY as of Q2 2026, up 10.3Mn from the prior quarter and up 56.22Mn from a year earlier.
As of June 30, 2026, the biggest holder of Fastly was BlackRock, Inc. with 15.22Mn shares, or 9.66% of shares outstanding.
Among existing holders, the largest additions to Fastly in Q2 2026 came from Capital World Investors (+4.47Mn shares), D. E. Shaw & Co., Inc. (+3.99Mn shares), FMR LLC (+3.26Mn shares), BlackRock, Inc. (+2.78Mn shares) and Driehaus Capital Management LLC (+1.71Mn shares).
The biggest cuts to FSLY positions during Q2 2026 came from Legal & General Group PLC (-3.69Mn shares), Voya Investment Management LLC (-1.49Mn shares), Vanguard Portfolio Management LLC (-1.2Mn shares), Tudor Investment Corp (-872.14K shares) and Invesco Ltd. (-583.69K shares).
Per Business Quant data, the 10 largest holders of Fastly at the end of Q2 2026 were BlackRock, Inc. (15.22Mn shares), FMR LLC (11.89Mn shares), Vanguard Portfolio Management LLC (9.81Mn shares), Capital World Investors (8.23Mn shares), First Trust Advisors LP (7.68Mn shares), D. E. Shaw & Co., Inc. (6.62Mn shares), Vanguard Capital Management LLC (6.31Mn shares), Two Sigma Investments, LP (6.06Mn shares), Penserra Capital Management LLC (4.62Mn shares) and Legal & General Group PLC (4.37Mn shares).

Form 13F Holdings

283 Institutional Holders

Report period 30 Jun, 2026

Total shares held 148.12Mn

Of outstanding 93.99%

#	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 283 holders