Global X - Information Technology Covered Call & Growth ETF (TYLG) Open Interest History

Open interest tracks the total number of outstanding options contracts. Rising OI alongside price moves can indicate growing commitment to the trend; declining OI suggests positions are being closed.

Global X - Information Technology Covered Call & Growth ETF (TYLG) operates in the Financial Services sector, specifically the Asset Management - Income industry, with a market capitalization near $12.0M, listed on AMEX, carrying a beta of 1.02 to the broader market. TYLG, the Global X Information Technology Covered Call & Growth ETF, aims to mirror the investment performance—specifically, the price appreciation and yield—of the Cboe S&P Technology Select Sector Half BuyWrite Index. public since 2022-11-22.

Snapshot as of Jun 30, 2026.

Spot Price
$42.35
Call OI
0
Put OI
1
Total OI
1

As of Jun 30, 2026, Global X - Information Technology Covered Call & Growth ETF (TYLG) has 1 total contracts outstanding across all expirations. Open interest reflects accumulated positions from prior sessions; persistent growth indicates sustained directional or hedging interest, while sharp drops typically mean post-expiration clean-up.

How TYLG open interest history Data Feeds Strategy Selection

Strategy selection on Global X - Information Technology Covered Call & Growth ETF options does not derive from any single metric in isolation. The open interest history view above sits inside a broader read: ATM IV currently sits at 39.7% and dealer gamma exposure is negative, so dealer hedging amplifies directional moves. Combine the open interest history data here with the volatility-skew surface, dealer-gamma exposure, max-pain level, and upcoming-events calendar to build a positioning thesis. Risk-defined structures (credit spreads, debit spreads, iron condors) are usually safer than naked positions while the regime is uncertain; the data on this page anchors the inputs but does not by itself constitute a trade thesis.

How to read the TYLG open-interest data

The open-interest time-series above tracks the total Global X - Information Technology Covered Call & Growth ETF options inventory outstanding day by day. OI is a stock measure - the cumulative position count - so trends flag accumulating or distributing positioning.

TYLG flow vs positioning

Volume tells you what flows happened today; OI tells you what positions accumulated. Both can move in opposite directions: rising volume with falling OI means contracts are being closed (covering); rising volume with rising OI means new positions are being opened. The combination matters more than either alone for reading sentiment. Combined with the current negative dealer-gamma regime, large OI clusters tend to act as price repellents that accelerate moves through key strikes.

Using TYLG OI/volume data alongside other surfaces

Per-strike OI is the input to dealer-gamma calculations: strikes with elevated call OI generate gamma walls that dealers must hedge into as spot approaches them. The gamma-exposure page combines this distribution with the dealers' assumed-long-gamma assumption to project hedge flow. Volume cross-checks recent positioning shifts in the chain that haven't yet shown up in cumulative OI. Pair both with the term-structure view on the volatility page to determine whether the activity is concentrated in near-dated event hedging or longer-dated structural positioning. Front-month expiration for TYLG sits at 17 days, so near-dated volume currently dominates the flow reading.

Learn how open interest is reported and how to read the data →

Daily open-interest history for TYLG options over the last ~41 trading days. Each row reflects the end-of-day total OI summed across all listed strikes and expirations.

TYLG call and put open interest by trading day from option_ticker_snapshotsTYLG Open Interest History01234505-0106-23Trading DayOpen InterestCall OIPut OI
Daily values from end-of-day option_ticker_snapshots. Series sparse on illiquid tickers reflects gaps in the upstream end-of-day options data feed.

Most recent 15 trading days (descending). Older history appears in the chart above.

DateCall OIPut OITotal OIP/C OI
Jun 30, 2026011-
Jun 29, 2026011-
Jun 26, 2026011-
Jun 25, 2026011-
Jun 24, 2026011-
Jun 23, 2026011-
Jun 22, 2026011-
Jun 18, 20265160.20
Jun 17, 20265160.20
Jun 16, 20265160.20
Jun 15, 20265160.20
Jun 12, 20265160.20
Jun 11, 20265160.20
Jun 10, 20265160.20
Jun 9, 2026011-

Frequently asked TYLG open interest history questions

What is the current TYLG options open interest?
As of Jun 30, 2026, Global X - Information Technology Covered Call & Growth ETF (TYLG) has 1 total contracts outstanding across all listed expirations, split as 0 calls and 1 puts. Open interest reflects accumulated positions from prior trading sessions; it does not include today's volume until end-of-day reconciliation.
What is the TYLG put/call open interest ratio?
Put/call OI ratio data is not available for TYLG in the current snapshot.
What does TYLG open interest tell traders?
Persistent OI growth indicates sustained directional or hedging interest; sharp drops typically mean post-expiration position cleanup. Heavy OI concentrations at specific strikes act as support and resistance levels because dealer hedging amplifies near those strikes - the gamma profile of the dealer book is concentrated there. Comparing today's volume to standing OI separates opening flow from closing flow.