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DAT · ARCA · ETF

ProShares Big Data Refiners ETF (DAT) Price, Holdings & Fees

$1,113.86−1.41%−$15.89End-of-day price as of Oct 9, 2026

ProShares Big Data Refiners ETF (DAT) closed at $1,113.86 on Oct 9, 2026, down 1.41% from the previous close of $1,129.75.

Share price, past year

1Y +7.96%

52-week range $903.58 – $1,132.04. Daily closing prices.
Monthly closing prices
Last closing price of each month
DateClose
Oct 9, 2026$1,113.86
Sep 30, 2026$1,100.60
Aug 31, 2026$1,107.93
Jul 31, 2026$1,089.64
Jun 30, 2026$1,074.60
May 29, 2026$1,048.47
Apr 30, 2026$951.87
Mar 31, 2026$944.35
Feb 27, 2026$945.89
Jan 30, 2026$916.08
Dec 31, 2025$959.49
Nov 28, 2025$1,014.36
Oct 31, 2025$1,001.76

Key statistics

Expense ratio
0.58%
as of May 31, 2025
Net assets
$5.6M
as of May 31, 2026
Holdings
34
as of May 31, 2026
52-week range
$903.58 – $1,132.04

ProShares Big Data Refiners ETF's expense ratio is 0.58%: $58.00 a year on $10,000 invested.

Holdings

ProShares Big Data Refiners ETF held 34 investments worth $5.56M as of May 31, 2026. Its largest holding was Datadog, Inc., at 8.10% of the fund.

ProShares Big Data Refiners ETF largest holdings by share of net assets
#Holding% of fundValue
1Datadog, Inc.8.10%$449.93K
2Innodata, Inc.5.74%$318.82K
3Teradata Corp.5.60%$311.08K
4Snowflake, Inc.5.54%$307.68K
5Nutanix, Inc.5.46%$303.15K
6Commvault Systems, Inc.4.87%$270.39K
7Dynatrace, Inc.4.75%$263.97K
8Zebra Technologies Corp.4.56%$253.38K
9Rubrik, Inc.4.52%$251.14K
10Strategy, Inc.4.41%$244.84K
11Elastic NV4.30%$238.68K
12Palantir Technologies, Inc.4.27%$237.31K
13Nice Ltd.4.16%$81.96K
14MongoDB, Inc.4.06%$225.83K
15Braze, Inc.3.64%$202.27K
16InterDigital, Inc.3.52%$195.62K
17Five9, Inc.3.35%$185.91K
18Tyler Technologies, Inc.3.31%$183.82K
19Cellebrite DI Ltd.3.04%$168.76K
20Vusion2.80%$181.66K
21AvePoint, Inc.2.65%$147.48K
22Genius Sports Ltd.2.32%$129.02K
23Cognyte Software Ltd.1.26%$69.86K
24Red Violet, Inc.1.16%$64.68K
25Enghouse Systems Ltd.1.01%$40.56K

Top 25 of 34 holdings, as of May 31, 2026. Percentages are of the fund's net assets.

What the fund owns

ProShares Big Data Refiners ETF holdings by asset type
Asset type% of fund
Stocks99.94%
Cash and short-term investments0.03%
ProShares Big Data Refiners ETF holdings by country, largest 5
Country% of fund
United States85.36%
Israel8.46%
France2.80%
United Kingdom2.32%
Canada1.03%

Shares of net assets from the fund's N-PORT report. Funds that borrow can add up to more than 100%, with borrowing (such as repurchase agreements) shown as a negative share.

Monthly total returns

Over the 3 months to May 31, 2026, ProShares Big Data Refiners ETF's total return was +21.38%, as reported to the SEC.

ProShares Big Data Refiners ETF monthly total returns
MonthTotal return
May 31, 2026+25.42%
Apr 30, 2026+3.57%
Mar 31, 2026−6.56%

The fund's own total returns as reported to the SEC (N-PORT), including reinvested distributions. Not the sample prices above.

Fund profile

Name
ProShares Big Data Refiners ETF
Ticker
DAT
Exchange
ARCA
Fund type
ETF
Trust
PROSHARES TRUST
SEC series ID
S000073423
SEC CIK
0001174610
Fractional shares
No

Recent SEC filings

Shareholder reports and prospectuses are filed by PROSHARES TRUST, the trust behind ProShares Big Data Refiners ETF, and cover all of its funds.

Frequently asked questions

What is DAT's price?

ProShares Big Data Refiners ETF (DAT) closed at $1,113.86 on Oct 9, 2026, down 1.41% from the previous close of $1,129.75.

What is DAT's expense ratio?

ProShares Big Data Refiners ETF's expense ratio is 0.58%: $58.00 a year on $10,000 invested.

What does DAT hold?

ProShares Big Data Refiners ETF held 34 investments worth $5.56M as of May 31, 2026. Its largest holding was Datadog, Inc., at 8.10% of the fund. Its five largest holdings were Datadog, Inc., Innodata, Inc., Teradata Corp., Snowflake, Inc., Nutanix, Inc..

How has DAT performed?

Over the 3 months to May 31, 2026, ProShares Big Data Refiners ETF's total return was +21.38%, as reported to the SEC.

Sources and methodology

Holdings, net assets and monthly returns come from the fund's N-PORT filing with the SEC, as of May 31, 2026 (filed Jul 28, 2026). The expense ratio is from the fund's prospectus or shareholder report, as of May 31, 2025. Prices are generated sample data for development. Data sources and disclosures