$MSA
Mine Safety Incorporated
XNYS•Health Care•Orthopedic, Prosthetic & Surgical Appliances & Supplies
Why is MSA down today? It is at $188.44 (-0.52%), and our scanner flagged it 10 times on unusual volume this month. See the catalyst behind the move, real-time alerts the moment MSA spikes, and full due diligence on MSA — key stats, earnings, dilution and insider activity. Free.
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Key Stats
- Price
- $188.44
- Change today
- -0.52%
- Previous close
- $189.43
- 52-week range
- $151.10 – $208.92
- Market cap
- $7.31B
- Total held
- 0.63%
- Tradeable float
- 38.3M 99% of shares · after <1% insiders + institutional n/a
- Short interest
- 1.3M ▼ -6% vs prior · as of 2026-07-31
- Short % of float
- 3.4%
- Days to cover
- 4.7d
- Avg daily volume
- 259K
- Sector
- Health Care
- Industry
- Orthopedic, Prosthetic & Surgical Appliances & Supplies
- Exchange
- XNYS
- 5m
- 1.1x
- 15m
- 1.1x
- 1h
- 0.9x
- 1D
- 0.1x
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Why is $MSA down today?
Here is the latest on MSA from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for MSA today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
Likely catalystMSA Safety Inc: Q2 FY2026 results, three months to Jun 30, 2026, from an SEC filing. Read it →Analyst data via Nasdaq. Not investment advice.
Insiders
Insiders buying1 open-market buy6 buys, 4 sells last 3 months (38/21 over 12 months)Show 12 recent transactionsMinimize 12 recent transactions
| Insider | Action | Shares | % of position | Owns after | Value | Date |
|---|---|---|---|---|---|---|
Vartanian Nishan J. Director | Sold (automatic/other) | -20K 0.05% of company | sold 28% | 50K | $3.9M at $193.99 | Aug 7, 26 |
Buck Jonathan D. Officer | Sold (automatic/other) | -52 | sold 1.2% | 4K | n/a | Aug 4, 26 |
Buck Jonathan D. Officer | Sold (automatic/other) | -469 | sold 11% | 4K | $90K at $191.00 | Aug 4, 26 |
Marquez Octavio Director | Acquired (grant/award) | +626 | n/a | 626 | n/a | Aug 4, 26 |
Blanco Steven C. Sr. Officer | Sold (automatic/other) | -702 | sold 1.7% | 40K | $112K at $159.89 | Jun 12, 26 |
Beck Julie A Officer | Bought (open market) | +448 | added 13% | 4K | $71K at $158.69 | Jun 11, 26 |
Pearse Diane M Director | Acquired (grant/award) | +23 | added <0.1% | 43K | n/a | Jun 10, 26 |
Jordan Gregory B. Director | Acquired (grant/award) | +23 | added 0.3% | 8K | n/a | Jun 10, 26 |
Savi Luca Director | Acquired (grant/award) | +18 | added 0.3% | 5K | n/a | Jun 10, 26 |
Phillips Sandra L. Director | Acquired (grant/award) | +12 | added 0.1% | 9K | n/a | Jun 10, 26 |
Roda Richard W Officer | Sold (automatic/other) | -300 | sold 2.9% | 10K | $50K at $167.76 | May 21, 26 |
Bruggeworth Robert A Director | Acquired (grant/award) | +899 | added 24% | 5K | n/a | May 13, 26 |
Recent Form-4 filings via Nasdaq. Open-market buys are the signal worth watching. Grants and automatic (10b5-1) sells are routine. “% of position” is the share of that insider’s own holding the trade moved. Not investment advice.
Dilution watch
UnavailableWe could not reach SEC EDGAR, so the dilution check did not run for $MSA. This is not a clean result: there may be an offering, a registration or a shelf on file that we were unable to read. Check it yourself on SEC EDGAR before trading it.
$MSA Sentiment
BullishBlend of news sentiment, today’s move, and community votes. Not investment advice.
$MSA Activity
News, unusual-volume alerts, AI-trader trades and community chatter - the whole story, newest first.



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MSA stock FAQ
Why is $MSA down today?
Here is the latest on MSA from our scanner (live price and day move above). We have not detected an unusual-volume catalyst for MSA today, so it is trading in line with its recent range. The moment our scanner flags unusual activity, the reason will appear here.
What is the MSA stock price today?
MSA last traded at $188.44, down 0.52% on the day. The price and chart above update live during market hours (4 AM to 8 PM ET).
Where can I see live MSA alerts?
The MSA Live Alerts panel on this page streams real-time unusual volume (RVOL), momentum, halt and 200-EMA alerts from our scanner the moment they fire. Our scanner has flagged MSA 10 times in the last 30 days.
What exchange is MSA on?
MSA (Mine Safety Incorporated) trades on XNYS, with a market cap of about $7.31B in the ORTHOPEDIC, PROSTHETIC & SURGICAL APPLIANCES & SUPPLIES sector.
Is MSA good for day trading?
That depends on your strategy and risk. Day traders look for volume, volatility and a clear trend. Use the live chart, RVOL alerts and 200-EMA context on this page to judge MSA for yourself. This is not investment advice.
Live data from TheDesperateTrader scanner. Not investment advice.