Information Technology
Fastly, Inc. (FSLY) options and signal
Figures as of 28 Sep 2026
FSLY is Fastly, Inc., an Information Technology name the model ranks every trading day. The options figures are from the close on 28 Sep 2026. The model's figures are from 25 Sep 2026, one trading day behind the latest, as the Free plan shows them. Every model figure is paper trading.
Membership gets tonight's signals the night they publish. Free gets every options screen, never delayed, and the signals one trading day behind.
At a glance
| Figure | Value | Date |
|---|---|---|
| Trade Card | Bear call spread, 20 Nov | 25 Sep |
| IV rank | 77 of 100 | 28 Sep |
| At the money IV | 87.7% | 28 Sep |
| Priced move to 30 Oct | 26.0% down, 26.6% up | 28 Sep |
| Call wall and put wall | 25 and 20 | 28 Sep |
| Signal and the desk's view | Bearish signal, view bearish | 25 Sep |
| Last close | 24.92 | 28 Sep |
| Next report | 4 Nov 2026 | 28 Sep |
Trade Cards
On 25 Sep 2026 the Trade Card for FSLY was a bear call spread expiring 20 Nov 2026, paper trading.
| Figure | Value |
|---|---|
| Signal | Bearish, over 20 trading days |
| Strategy | Bear call spread, credit |
| Legs | Sell the 35 call, Buy the 40 call |
| Expiry | 20 Nov 2026, 56 days to expiry |
| Limit | A credit of at least $0.58 |
| Probability of profit | 72%, the option market's odds at expiry, from delta |
| Max loss | $442 per contract |
| Max profit | $58 per contract |
| Breakeven | 35.58 |
| IV rank at that expiry | 93 of 100 |
Probability of profit is the option market's own odds from delta, not the model's.
Priced on the option chain at the close on 25 Sep 2026.
Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.
Options Snapshot
FSLY's IV rank is 77 of 100 on 28 Sep 2026.
| Figure | Value |
|---|---|
| IV rank | 77 of 100 |
| At the money IV | 87.7%, near month, 32 days |
| Put/call ratio, open interest | 0.52 |
| Call open interest, strikes captured near the price | 89,400 contracts |
| Put open interest, strikes captured near the price | 46,800 contracts |
| Cost to trade at the money | Fair, 29.6% of the option's mid price |
IV rank is where the at the money IV sits among FSLY's own weekly readings, 0 the lowest and 100 the highest.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Open Options Snapshot in RingMasterThe Options Snapshot guide
Priced Range
On 28 Sep 2026, FSLY options priced a move of 26.0 percent down and 26.6 percent up by 30 Oct 2026.
| Expiry | Days | Down | Up | Range |
|---|---|---|---|---|
| 2 Oct 2026 | 4 | 10.4% | 10.5% | 22.33 to 27.53 |
| 9 Oct 2026 | 11 | 15.4% | 16.4% | 21.07 to 29.01 |
| 23 Oct 2026 | 25 | 23.0% | 23.8% | 19.18 to 30.84 |
| 30 Oct 2026 | 32 | 26.0% | 26.6% | 18.43 to 31.54 |
| 20 Nov 2026 | 53 | 39.0% | 39.0% | 15.20 to 34.64 |
| 18 Dec 2026 | 81 | 44.9% | 44.9% | 13.72 to 36.12 |
| 19 Mar 2027 | 172 | 63.4% | 63.4% | 9.12 to 40.72 |
The range is one standard deviation either side of the close of 24.92, as the option prices imply it.
A priced move restates option prices at the close and says nothing certain about where the price goes.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Gamma Map
On 28 Sep 2026, FSLY's call wall is the 25 strike and its put wall is the 20 strike.
| Figure | Value |
|---|---|
| Call wall, most open call gamma | 25 |
| Put wall, most open put gamma | 20 |
| Net dollar gamma, calls minus puts | $1.75 million |
| Total dollar gamma, both sides | $3.97 million |
| Close | 24.92 |
Dollar gamma is stated for a one percent move in the price.
Net is calls minus puts under the standard convention, not a record of who holds the contracts.
Net gamma changes sign at 7 strikes, so no single flip strike is named.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Volatility History
On 28 Sep 2026, FSLY's at the money IV is 87.7 percent against 20 day realized volatility of 102.3 percent.
| Figure | Value |
|---|---|
| At the money IV | 87.7% |
| Realized volatility, 20 trading days | 102.3% |
| Realized volatility, 60 trading days | 95.7% |
| IV against its own weekly record | In the middle |
| Weekly readings on record | 354, from 7 Jun 2019 |
| Weeks the price moved more than the one week priced move | 31.5% of 232 weeks |
Realized volatility is worked out from the daily closes the desk holds, not from the option chain.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Open Volatility History in RingMasterThe Volatility History guide
Volatility Weather
On 28 Sep 2026, FSLY's at the money IV runs from 100.1 percent at 4 days to 92.3 percent at 172 days.
| Days to expiry | At the money IV |
|---|---|
| 4 | 100.1% |
| 11 | 91.8% |
| 18 | 90.0% |
| 25 | 90.1% |
| 39 | 109.0% |
| 53 | 102.4% |
| 81 | 95.5% |
| 172 | 92.3% |
Near expiries price more volatility than far ones, an inverted term structure.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Open Volatility Weather in RingMasterThe Volatility Weather guide
Volatility Smile
On 28 Sep 2026, at the 32 day expiry, FSLY's IV ten percent below the price sits 0.7 points below at the money IV.
| Strike area | Implied volatility | Against at the money |
|---|---|---|
| 10% below the price | 86.9% | -0.7 points |
| At the money | 87.7% | 0.0 points |
| 10% above the price | 89.4% | +1.7 points |
From the option chain at the close on 28 Sep 2026. Current on every plan.
Open Volatility Smile in RingMasterThe Volatility Smile guide
Volatility Surface
On 28 Sep 2026, FSLY's surface spans 10 expiries out to 172 days, with IV from 86.2 to 111.5 percent near the price.
| Figure | Value |
|---|---|
| Expiries captured | 10 |
| Nearest expiry | 2 Oct 2026, 4 days |
| Farthest expiry | 19 Mar 2027, 172 days |
| Points within 10% of the price, 7 days out or more | 57 |
| Lowest IV among them | 86.2% |
| Highest IV among them | 111.5% |
From the option chain at the close on 28 Sep 2026. Current on every plan.
Open Volatility Surface in RingMasterThe Volatility Surface guide
Expiry Ladder
On 28 Sep 2026, FSLY has 10 captured expiries, from 2 Oct 2026 to 19 Mar 2027.
| Expiry | Days | At the money IV | Call open interest | Put open interest |
|---|---|---|---|---|
| 2 Oct 2026 | 4 | 100.1% | 15,233 | 5,279 |
| 9 Oct 2026 | 11 | 91.8% | 7,000 | 8,655 |
| 16 Oct 2026 | 18 | 90.0% | 24,751 | 8,736 |
| 23 Oct 2026 | 25 | 90.1% | 1,344 | 1,499 |
| 30 Oct 2026 | 32 | 87.7% | 997 | 1,579 |
| 6 Nov 2026 | 39 | 109.0% | 95 | 240 |
| 20 Nov 2026 | 53 | 102.4% | 7,893 | 1,601 |
| 18 Dec 2026 | 81 | 95.5% | 7,389 | 2,044 |
| 15 Jan 2027 | 109 | 88.3% | 22,866 | 16,527 |
| 19 Mar 2027 | 172 | 92.3% | 1,782 | 640 |
Open interest is summed over the strikes captured near the price on each expiry.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Strike Table
On 28 Sep 2026, FSLY's largest open interest sits at the 20 strike, with 13,061 contracts across the captured expiries.
| Strike | Call open interest | Put open interest | Total |
|---|---|---|---|
| 20 | 5,901 | 7,160 | 13,061 |
| 30 | 10,892 | 1,090 | 11,982 |
| 15 | 1,793 | 9,641 | 11,434 |
| 25 | 8,554 | 2,656 | 11,210 |
| 22.5 | 8,463 | 2,520 | 10,983 |
| 35 | 9,883 | 189 | 10,072 |
From the option chain at the close on 28 Sep 2026. Current on every plan.
Since Yesterday
From 25 Sep 2026 to 28 Sep 2026, FSLY's at the money IV moved from 88.1 percent to 87.7 percent.
| Figure | 25 Sep | 28 Sep | Change |
|---|---|---|---|
| At the money IV | 88.1% | 87.7% | -0.4 points |
| Open interest, strikes captured near the price | 128,250 | 136,150 | +7,900 |
| Put/call ratio, open interest | 0.51 | 0.52 | +0.01 |
Open interest changes cannot identify buyers or sellers.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Changed Hands
On 28 Sep 2026, 29,186 FSLY option contracts traded, 0.5 times its own recent average.
| Figure | Value |
|---|---|
| Calls traded | 22,639 |
| Puts traded | 6,547 |
| Against its recent average | 0.5 times |
| Busier than | 16 of its last 20 trading days |
| Open interest, whole chain | 204,147 contracts |
| Volume to open interest | 0.14 |
| Unusual volume flag | Yes, 3 contracts traded well above open interest |
| Largest flagged contract | The 30 call expiring 15 Jan, 6,138 traded against 1,606 open |
Traded volume and open interest are shown side by side and never combined. Open interest changes cannot identify buyers or sellers.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Positioning Replay
The replay holds 33 trading days of FSLY's option positioning, from 11 Aug 2026 to 28 Sep 2026.
| Date | Close | Net dollar gamma | Top call strike | Top put strike |
|---|---|---|---|---|
| 11 Aug 2026 | 28.78 | $1.16 million | 30 | 25 |
| 21 Sep 2026 | 27.42 | $1.28 million | 25 | 25 |
| 28 Sep 2026 | 24.92 | $1.75 million | 25 | 20 |
Each frame restates one nightly capture. Net is calls minus puts, a convention, not who holds the contracts.
From the option chain at the close on 28 Sep 2026. Current on every plan.
Open Positioning Replay in RingMasterThe Positioning Replay guide
Read-out
On 25 Sep 2026 the desk's view of FSLY was bearish, paper trading.
| Figure | Value |
|---|---|
| Side | Bearish at 20 trading days, signal on |
| Level above the close | 31.33, the swing high of 23 Sep 2026, a close past it runs against the view |
| Level below the close | 24.59, the swing low of 9 Sep 2026 |
| The chart | Sits against the view |
| Strategy family | Bear call spread (sell a call spread above the price) |
| Price target | None. The desk has no price model. |
The levels are prices the shares turned at on the chart, with the date of each.
Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.
Rank by Timeframe
On 25 Sep 2026 FSLY sat at the 2nd percentile of the model's 45 trading day ranking, paper trading.
| Timeframe | Percentile | Side |
|---|---|---|
| 10 trading days | 1 of 100 | Bearish |
| 20 trading days | 1 of 100 | Bearish |
| 45 trading days | 2 of 100 | Bearish |
100 is the top of the ranking. A name in the middle three fifths is neutral.
Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.
Open Rank by Timeframe in RingMasterThe Rank by Timeframe guide
Timeframe Agreement
On 25 Sep 2026, 3 of 3 timeframes put FSLY on the bearish side, paper trading.
| Group | Timeframes | Side | On that side |
|---|---|---|---|
| Near | 10 day, 20 day | Bearish | 2 of 2 |
| Long | 45 day | Bearish | 1 of 1 |
Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.
Open Timeframe Agreement in RingMasterThe Timeframe Agreement guide
Signal History
On 25 Sep 2026 FSLY's bearish signal had held 5 trading days in a row, paper trading.
| Trading day | Signal | 45 day percentile |
|---|---|---|
| 25 Sep 2026 | Bearish | 2 of 100 |
| 24 Sep 2026 | Bearish | 1 of 100 |
| 23 Sep 2026 | Bearish | 1 of 100 |
| 22 Sep 2026 | Bearish | 4 of 100 |
| 21 Sep 2026 | Bearish | 10 of 100 |
| 18 Sep 2026 | None | 27 of 100 |
| 17 Sep 2026 | None | 8 of 100 |
| 16 Sep 2026 | Bearish | 3 of 100 |
Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.
Sector Split
On 25 Sep 2026, 80 of 187 Information Technology names were bullish and 61 were bearish, paper trading.
| Sector | Names | Bullish | Bearish | Neutral |
|---|---|---|---|---|
| Information Technology | 187 | 80 | 61 | 46 |
Paper trading. The model's figures from 25 Sep 2026, one trading day behind, as the Free plan shows them.
Price Chart
FSLY closed at 24.92 on 28 Sep 2026.
| Figure | Value |
|---|---|
| Last close | 24.92 |
| Change over 5 trading days | -9.1% |
| Change over 21 trading days | +1.1% |
| Change over 63 trading days | +38.4% |
| Change over 252 trading days | +198.8% |
| 52 week high | 34.82 |
| 52 week low | 7.74 |
| 20 day moving average | 23.83 |
| 50 day moving average | 23.84 |
| 200 day moving average | 19.65 |
| RSI, 14 days | 51 |
Worked out from the desk's own daily bars, adjusted for share splits.
From the daily bars through 28 Sep 2026. Current on every plan.
Earnings Radar
FSLY reports next on 4 Nov 2026, a date worked out from past quarters.
| Figure | Value |
|---|---|
| Next report | 4 Nov 2026, after the close |
| Date | Worked out from past quarters |
| Move after the report of 5 Aug 2026 | -12.9% |
| Move after the report of 30 Apr 2026 | +11.2% |
| Move after the report of 28 Jan 2026 | -3.0% |
| Move after the report of 7 May 2025 | +26.4% |
Earnings calendar as of 28 Sep 2026. Current on every plan.
Public Filings
Company insiders reported 0 purchases and 4 sales of FSLY in the filings the desk holds.
| Filed | Who | Trade | Size |
|---|---|---|---|
| 23 Sep 2026 | Bergman Artur, director, Chief Technology Officer | Sold | 7,600 shares, $213,104 |
| 23 Sep 2026 | Bergman Artur, director, Chief Technology Officer | Sold | 24,300 shares, $708,831 |
| 23 Sep 2026 | Bergman Artur, director, Chief Technology Officer | Sold | 262,185 shares, $7.9 million |
| 23 Sep 2026 | Bergman Artur, director, Chief Technology Officer | Sold | 85,517 shares, $2.62 million |
Every filing is reproduced as filed, and each one reaches the public days or weeks after the trade.
Filings as of 28 Sep 2026. Current on every plan.
Seasonality
In the 7 Septembers on record, FSLY's average change was minus 2.0 percent, and it rose in 42.9 percent of them.
| Month | Average change | Middle change | Share of years up | Years |
|---|---|---|---|---|
| September | -2.0% | -2.0% | 42.9% | 7 |
| October | -8.8% | -7.3% | 14.3% | 7 |
| November | +14.4% | +13.8% | 85.7% | 7 |
Each figure is a month end to month end change in past years. A past month says nothing certain about the next one.
Monthly history through 28 Sep 2026. Current on every plan.
Headlines
The desk's news feeds carried 3 headlines naming FSLY in the 3 days to 28 Sep 2026.
| Figure | Value |
|---|---|
| Headlines in the window | 3 |
| Latest | 28 Sep 2026 |
The titles are in the Headlines window, with the time each was published.
Headlines as of 28 Sep 2026. Current on every plan.
The Desk Analyst
The Free plan shows the first paragraph of The Desk Analyst's column on FSLY for 25 Sep 2026, quoted below.
The close is 24.96, which is 27.5% above the 200-day simple moving average of 19.58.
Other moving averages include the SMA5 at 26.96, SMA20 at 23.74, SMA50 at 23.76, and SMA100 at 21.34.
Paper trading. Column for 25 Sep 2026, general commentary published the same way to every reader.
Open The Desk Analyst in RingMasterThe The Desk Analyst guide
Questions
- What is FSLY's IV rank?
- FSLY's IV rank is 77 of 100 on 28 Sep 2026.
- What move are FSLY options pricing?
- On 28 Sep 2026, FSLY options priced a move of 26.0 percent down and 26.6 percent up by 30 Oct 2026.
- Where are FSLY's call wall and put wall?
- On 28 Sep 2026, FSLY's call wall is the 25 strike and its put wall is the 20 strike.
- What was the latest Trade Card for FSLY on the Free plan?
- On 25 Sep 2026 the Trade Card for FSLY was a bear call spread expiring 20 Nov 2026, paper trading.
- When does FSLY report earnings next?
- FSLY reports next on 4 Nov 2026, a date worked out from past quarters.
More Information Technology names
- PATH, UiPath, Inc.
- LRCX, Lam Research Corp
- ACN, Accenture plc
- AKAM, Akamai Technologies Inc
- ASML, ASML Holding N.V.
Guides and the full list
- Every covered stock, fund and index, A to Z
- Reading the options suite
- Options for beginners
- How Trade Cards work
- Words the desk uses
Membership gets tonight's signals the night they publish. Free gets every options screen, never delayed, and the signals one trading day behind.