Breaking News

Masimo Corporation (MASI)

NASDAQ

Add to/Remove from a Portfolio Add to Watchlist

178.64 +0.01 +0.00%

18:22:11 - Real-time Cboe. Currency in USD

Type: Equity

Market: United States

Volume: 202,669
Bid/Ask: 0.00 / 0.00
Day's Range: 178.54 - 178.76

General
Chart
- Streaming Chart
- Interactive Chart
News & Analysis
- News
- Opinion & Analysis
Financials
Technical
Forum

Masimo Option Chain

Get free option data for MASI. You'll find Call and Put Strike Prices, Last Price, Change, Volume, Implied Volatility, Theoretical and Greeks for Masimo options for the expiration dates selected. Below this information you can also find an open interest chart for the stock's options.

Expiration Date:

Show:

Strike Price:

Quotes Analysis

Apr 27, 2026 16:13 GMT

Calls

Puts

Last	Chg.	Bid	Ask	Vol	Strike	Last	Chg.	Bid	Ask	Vol
0	0%	86.6	90.8	0	90.00	0	0%	0	2.15	0
MASI Call 90.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|90.00C Delta0.9945 Imp Vol1.275 Bid86.6 Gamma0.0003 Theoretical88.7 Ask90.8 Theta-0.0199 Intrinsic Value88.66 Volume0 Vega0.0058 Time Value-88.66 Open Interest0 Rho0.0227 Delta / Theta-49.8648 MASI Put 90.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|90.00P Delta-0.0317 Imp Vol1.8743 Bid0 Gamma0.001 Theoretical1.08 Ask2.15 Theta-0.1466 Intrinsic Value-88.66 Volume0 Vega0.0282 Time Value88.66 Open Interest0 Rho-0.0031 Delta / Theta0.2159
0	0%	81.6	85.8	0	95.00	0	0%	0	2.15	0
MASI Call 95.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|95.00C Delta0.9942 Imp Vol1.1754 Bid81.6 Gamma0.0003 Theoretical83.7 Ask85.8 Theta-0.0194 Intrinsic Value83.66 Volume0 Vega0.006 Time Value-83.66 Open Interest0 Rho0.0258 Delta / Theta-51.2263 MASI Put 95.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|95.00P Delta-0.034 Imp Vol1.7453 Bid0 Gamma0.0011 Theoretical1.07 Ask2.15 Theta-0.1448 Intrinsic Value-83.66 Volume0 Vega0.0299 Time Value83.66 Open Interest0 Rho-0.0033 Delta / Theta0.2349
0	0%	76.6	80.8	0	100.00	0	0%	0	2.15	0
MASI Call 100.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|100.00C Delta0.994 Imp Vol1.0806 Bid76.6 Gamma0.0006 Theoretical78.7 Ask80.8 Theta-0.0187 Intrinsic Value78.66 Volume0 Vega0.0063 Time Value-78.66 Open Interest0 Rho0.0288 Delta / Theta-53.179 MASI Put 100.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|100.00P Delta-0.0365 Imp Vol1.6226 Bid0 Gamma0.0012 Theoretical1.08 Ask2.15 Theta-0.1428 Intrinsic Value-78.66 Volume0 Vega0.0318 Time Value78.66 Open Interest0 Rho-0.0035 Delta / Theta0.2559
					178.66	Price @ Apr 27, 2026 16:13 GMT
0.1	0%	0	0.1	0	180.00	0	0%	0	3.5	0
MASI Call 180.00 Exp: May 15, 2026 Last: 0.1 Chg.: 0% SymbolMASI\|20260515\|180.00C Delta0.1052 Imp Vol0.0251 Bid0 Gamma0.1828 Theoretical0.05 Ask0.1 Theta-0.0058 Intrinsic Value-1.34 Volume0 Vega0.0722 Time Value1.44 Open Interest2,835 Rho0.0092 Delta / Theta-18.2543 MASI Put 180.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|180.00P Delta-0.7032 Imp Vol0.0617 Bid0 Gamma0.1576 Theoretical1.75 Ask3.5 Theta-0.0197 Intrinsic Value1.34 Volume0 Vega0.1363 Time Value-1.34 Open Interest2 Rho-0.045 Delta / Theta35.6615
0	0%	0	2.15	0	185.00	0	0%	4.3	8.5	0
MASI Call 185.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|185.00C Delta0.2317 Imp Vol0.2051 Bid0 Gamma0.0375 Theoretical1.08 Ask2.15 Theta-0.0704 Intrinsic Value-6.34 Volume0 Vega0.1209 Time Value6.34 Open Interest0 Rho0.0199 Delta / Theta-3.292 MASI Put 185.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|185.00P Delta-0.9662 Imp Vol0.0955 Bid4.3 Gamma0.0207 Theoretical6.4 Ask8.5 Theta-0.0054 Intrinsic Value6.34 Volume0 Vega0.0277 Time Value-6.34 Open Interest0 Rho-0.0237 Delta / Theta179.1268
0	0%	0	2.15	0	190.00	0	0%	9.3	13.5	0
MASI Call 190.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|190.00C Delta0.1785 Imp Vol0.2887 Bid0 Gamma0.0228 Theoretical1.08 Ask2.15 Theta-0.0841 Intrinsic Value-11.34 Volume0 Vega0.1035 Time Value11.34 Open Interest10 Rho0.0152 Delta / Theta-2.1213 MASI Put 190.00 Exp: May 15, 2026 Last: 0 Chg.: 0% SymbolMASI\|20260515\|190.00P Delta-0.9774 Imp Vol0.151 Bid9.3 Gamma0.0093 Theoretical11.4 Ask13.5 Theta-0.0064 Intrinsic Value11.34 Volume0 Vega0.0199 Time Value-11.34 Open Interest0 Rho-0.0229 Delta / Theta153.1051

Open Positions

Calls

Puts

© 2016 Market data provided and hosted by Barchart Market Data Solutions. Fundamental company data provided by Morningstar and Zacks Investment Research. Information is provided 'as-is' and solely for informational purposes, not for trading purposes or advice, and is delayed. To see all exchange delays and terms of use please see disclaimer.

We encourage you to use comments to engage with users, share your perspective and ask questions of authors and each other. However, in order to maintain the high level of discourse we’ve all come to value and expect, please keep the following criteria in mind:

Enrich the conversation
Stay focused and on track. Only post material that’s relevant to the topic being discussed.
Be respectful. Even negative opinions can be framed positively and diplomatically.
Use standard writing style. Include punctuation and upper and lower cases.
NOTE: Spam and/or promotional messages and links within a comment will be removed
Avoid profanity, slander or personal attacks directed at an author or another user.
Don’t Monopolize the Conversation. We appreciate passion and conviction, but we also believe strongly in giving everyone a chance to air their thoughts. Therefore, in addition to civil interaction, we expect commenters to offer their opinions succinctly and thoughtfully, but not so repeatedly that others are annoyed or offended. If we receive complaints about individuals who take over a thread or forum, we reserve the right to ban them from the site, without recourse.
Only English comments will be allowed.

Perpetrators of spam or abuse will be deleted from the site and prohibited from future registration at Investing.com’s discretion.

I have read and understood Investing.com South Africa's comment guidelines and agree to the terms described.

I Agree

MASI Comments

Write your thoughts about Masimo Corporation

Are you sure you want to delete this chart?

Delete Cancel

Post

Post also to:

Replace the attached chart with a new chart ?

Replace Cancel

1000

Comment Guidelines

Your ability to comment is currently suspended due to negative user reports. Your status will be reviewed by our moderators.

Please wait a minute before you try to comment again.

Thanks for your comment. Please note that all comments are pending until approved by our moderators. It may therefore take some time before it appears on our website.

<div id="comment">
				<div class="comment js-comment" data-comment-id="{commentID}" id="comment-{commentID}" data-user-id="">
    <div class="mainComment js-content">
       <div class="commentInnerWrapper">
        <a href="{userLink}" class="js-user-link"><img src="{userImage}" width="33" height="33" alt="{usernameAlt}" class="img" onerror="this.src='https://i-invdn-com.investing.com/defaultUserMaleTmp.png';"></a><div class="commentBody">
                					<span class="commentUsername">
                    	<a href="{userLink}" class="js-user-link js-user-name">{username}</a>
					</span>
                                <span class="js-date" comment-date="{dateFormat}" comment-date-formatted="{dateFormatted}" title="{dateTitle}">Just Now</span>
                <div class="commentDropDown js-commentDropDownWrapper " data-user-id="" data-cid="{commentID}">
	<a href="javascript:void(0);" class="threeDotsIconSmall js-thinDropdownArrow"></a>
	<div class="tooltipPopup commentActionsPop noHeader js-commentDropDownOptions displayNone">
		<div class="addRow js-option share">
			<a href="javascript:void(0);" class="js-commentSharePopup" data-cid="{commentID}" data-curl="{commentLink}"><span class="smallShareIcon middle"></span>Share</a>
		</div>

<div class="js-option addRow follow">
            <div class="js-follow-post-button" data-reg_ep="follow comment">
                <span class="alertfollowIcon middle"></span>Follow this post            </div>
            <div class="js-unfollow-post-button displayNoneImp">
                <span class="alertUnfollowIcon middle"></span>Unfollow this post            </div>
        </div>

<div class="addRow js-option save"  data-reg_ep="save comment">
		<a href="javascript:void(0);" class="js-save-item-btn" data-item-type="comments" data-item-id="{commentID}">
			<i class="saveItemBigIcon middle"></i>
			Save		</a>
	</div>
	<div class="addRow saveItemsConfirmation noHover displayNone js-saveItemResult">
		
<div class="content js-saveItemSuccess displayNone">
	<span class="mediumGreenSuccessIcon"></span><span>Saved. See <a href="/members-admin/saved-items" target="_blank">Saved Items</a>.</span>
	<a href="javascript:void(0);" class="bugCloseIcon js-close"></a>
</div>
<div class="content js-saveItemAlreadySaved saveItemAlreadySaved displayNoneImp">
	<span>This comment has already been saved in your <a href="/members-admin/saved-items" target="_blank">Saved Items</a></span>
	<a href="javascript:void(0);" class="bugCloseIcon js-close"></a>
</div>
	</div>

<div class="addRow shareButtons js-sharePopup displayNone">
			<div class="js-shareComment"><span class="js-shareCommentSpan"></span></div>
		</div>
	</div>
</div>
                 <div class="commentAuthor js-comment-by-author"><span class="commentAuthorIcon"></span>Author's response</div>             </div>
		<div id="commentText-{commentID}" class="js-text-wrapper commentText withImage">
							<div id="commentBigChart{commentID}" class="commentBigChart js-comment-chart" onclick="openViewChartPopup('{commentID}')">
					<img src="https://d71-invdn-com.investing.com/comments_images/{commentImage}" alt="{commentAlt}">
					<i class="newMagnifyChartIcon"></i>
				</div>
						<span class="js-text">{commentContent}</span>
			<div class="clear"></div>
							<div class="commentButtons js-not-master-user">
					<a href="javascript:void(0)" class="reply js-reply-btn" data-real-parent-id="{commentID}" data-to-user-name="{username}" data-to-user-id="">Reply</a>
					<div class="inlineblock likeDislikeBox js-like-dislike-box" data-item-id="{commentID}">
	<input class="js-like-checkbox" type="checkbox" name="option" value="Yes" id="like_{commentID}">
	<label for="like_{commentID}" class="like" title="I agree"></label>
	<span class="numOfLikes js-like-count lighterGrayFont">0</span>
	<input class="js-dislike-checkbox" type="checkbox" name="option" value="No" id="dislike_{commentID}">
	<label for="dislike_{commentID}" class="dislike" title="I disagree"></label>
	<span class="numOfDislikes js-dislike-count lighterGrayFont">0</span>
</div>

<div class="reportComment js-flag float_lang_base_2">
                            <a href="javascript:void(0);" id="commentFlag_{commentID}">
                                <span class="reportCommentIcon middle"></span><span class="inlineblock middle">Report</span>
                            </a>
                        </div>
                    				</div>
					</div>
	   </div>
	</div>
	</div>			</div>
			<div id="reply">
				
    <div class="commentReply js-comment js-comment-reply" data-comment-id="{commentID}" id="comment-{commentID}" data-user-id="">
		<div class="commentInnerWrapper"><a href="{userLink}" class="js-user-link"><img src="{userImage}" width="33" height="33" alt="{usernameAlt}" class="img" onerror="this.src='https://i-invdn-com.investing.com/defaultUserMaleTmp.png';"></a><div class="commentBody js-content">
            				<span class="commentUsername">
					<a href="{userLink}" class="commentUsername js-user-link js-user-name" onMouseOver="">{username}</a>
				</span>
                        <span class="js-date" comment-date="{dateFormat}" comment-date-formatted="{dateFormatted}" title="{dateTitle}">Just Now</span>
			 <div class="commentAuthor js-comment-by-author"><span class="commentAuthorIcon"></span>Author's response</div> 			<div class="commentDropDown js-commentDropDownWrapper " data-user-id="" data-cid="{commentID}">
	<a href="javascript:void(0);" class="threeDotsIconSmall js-thinDropdownArrow"></a>
	<div class="tooltipPopup commentActionsPop noHeader js-commentDropDownOptions displayNone">
		<div class="addRow js-option share">
			<a href="javascript:void(0);" class="js-commentSharePopup" data-cid="{commentID}" data-curl="{commentLink}"><span class="smallShareIcon middle"></span>Share</a>
		</div>

</div>
		<div id="commentText-{commentID}" class="js-text-wrapper commentText withImage">
							<div id="commentBigChart{commentID}" class="replyBigChart displayNone js-comment-chart">
					<img src="https://d71-invdn-com.investing.com/comments_images/{commentImage}" alt="{commentAlt}">
					<i class="newMagnifyChartIcon"></i>
				</div>
				<span id="commentSmallChart{commentID}" class="commentSmallChart pointer js-comment-chart" onclick="openViewChartPopup('{commentID}')">
                    <img src="https://d71-invdn-com.investing.com/comments_images/{commentImageSmall}" width="116" height="52" alt="{commentAlt}">
                    <span class="chartMagnifyOverlay displayNone"></span>
                    <span class="searchGlassIcon chartMagnify displayNone"></span>
                </span>
						<span class="js-text">{commentContent}</span>
			<div class="clear"></div>
							<div class="commentButtons js-not-master-user">
					<a href="javascript:void(0)" class="reply js-reply-btn" data-real-parent-id="{commentID}" data-to-user-name="{username}" data-to-user-id="">Reply</a>
					<div class="inlineblock likeDislikeBox js-like-dislike-box" data-item-id="{commentID}">
	<input class="js-like-checkbox" type="checkbox" name="option" value="Yes" id="like_{commentID}">
	<label for="like_{commentID}" class="like" title="I agree"></label>
	<span class="numOfLikes js-like-count lighterGrayFont">0</span>
	<input class="js-dislike-checkbox" type="checkbox" name="option" value="No" id="dislike_{commentID}">
	<label for="dislike_{commentID}" class="dislike" title="I disagree"></label>
	<span class="numOfDislikes js-dislike-count lighterGrayFont">0</span>
</div>

Are you sure you want to delete this chart?

Delete Cancel

Post

Replace the attached chart with a new chart ?

Replace Cancel

1000

Comment Guidelines

Your ability to comment is currently suspended due to negative user reports. Your status will be reviewed by our moderators.

Please wait a minute before you try to comment again.

I feel that this comment is:

Spam

Offensive

Thank You!

Your report has been sent to our moderators for review

More Categories

1D1W1M6M1Y5YMax

South Africa Top 40	108,814.75	+235.49	+0.22%
S. Africa 40 Futures	107,047	+350	+0.33%
US 30	49,155.1	-74.4	-0.15%
US 500	7,162.4	-2.6	-0.04%
US Tech 100	27,241.7	-62.0	-0.23%
DAX Futures	24,262.5	-2.5	-0.01%
Dollar Index	98.230	-0.134	-0.14%

Gold	4,689.91	-50.99	-1.08%
Silver	75.068	-1.347	-1.76%
Crude Oil WTI	96.23	+1.83	+1.94%
Brent Oil	101.45	+2.32	+2.34%
Natural Gas	2.774	+0.091	+3.39%
Copper	6.0672	-0.0213	-0.35%
US Corn	468.63	+5.63	+1.21%

USD/ZAR	16.5303	+0.0003	+0.00%
EUR/USD	1.1731	+0.0009	+0.08%
GBP/USD	1.3552	+0.0019	+0.14%
USD/JPY	159.31	-0.07	-0.04%
GBP/JPY	215.89	+0.22	+0.10%
USD/CAD	1.3617	-0.0051	-0.37%
AUD/USD	0.7192	+0.0041	+0.57%

Nampak	49,035	+1035	+2.16%
MTN	20,655	+254	+1.25%
Standard Bank	31,214	-251	-0.80%
FirstRand Ltd	8,800	-71	-0.80%
Capitec	440,072	-1992	-0.45%
African Rainbow Minerals	23,100	+63	+0.27%
Naspers	90,514	+562	+0.62%

Recent Quotes

	Name	Price	Chg.	Chg. %
	MASI	178.64	+0.01	+0.00%
	FAT	2.49	-0.13	-4.96%

Market Movers

Name	Last	Chg. %	Vol.
FirstRand Ltd	8,800	-0.80%	8.20M
MTN	20,655	+1.25%	3.98M
Gold Fields	75,700	+3.59%	1.03M
Naspers	90,514	+0.62%	976.11K
AngloGold Ashanti ADR	163,876	+2.42%	601.99K
Valterra Platinum	141,369	-1.98%	517.51K
Capitec	440,072	-0.45%	235.79K

Name	Last	Chg. %	Vol.
Southern Palladium	2,000.00	+17.65%	119.08K
Sephaku Holdings Ltd	213	+16.39%	0.03K
Collins Property	1,100	+5.16%	3.79K
Copper 360	64.00	+4.92%	1.42M
Greencoat Renewables	1,471.00	+4.92%	3.26K
Mahube Infrastructure	555	+4.52%	41.47K
MC Mining	355	+4.41%	1.95K

Name	Last	Chg. %	Vol.
Mondi	16,854	-9.45%	1.80M
Adcorp	649	-8.59%	0.06K
Krugerrand	7,410,000	-6.20%	0.00K
Delta Property Fund	32	-5.88%	68.24K
Fairvest	676	-5.45%	1.63M
ASP Isotopes	8,769.00	-5.32%	47.23K
Balwin Properties	320	-4.76%	30.02K