Proto Labs (PRLB) Options Chain

NYSE: PRLBIndustrialsMetal FabricationsUSD

93.84+1.63 (+1.77%)

At close: Oct 9, 4:00 PM ET · Delayed 15 min

Expiration date

Expiration: Feb 19, 2027
Days to expiration: 131
Share price: $93.84
Put/call ratio (OI): 1.07
Put/call ratio (volume): 1.45
ATM implied volatility: 52.7%
Expected move: ±$29.64
Open interest (C / P): 322 / 343

PRLB options summary

The PRLB options chain for the February 19, 2027 expiration lists 11 call and 8 put contracts, with 131 days until expiration. Open interest stands at 322 calls and 343 puts, a put/call ratio of 1.07, which is fairly balanced between calls and puts. At-the-money implied volatility near the $95.00 strike is 52.7%, which implies the market expects a move of about ±$29.64 (31.6%) in Proto Labs stock by expiration.

The most open interest sits at the $100.00 call (235 contracts) and the $90.00 put (194 contracts).

Summary generated from market data by MetaCap's automated system. Methodology

PRLB options chain · February 19, 2027

PRLB calls and puts by strike price. Shaded cells are in the money.
Calls							Puts
OI	Vol	IV	Last	Bid	Ask	Strike	Bid	Ask	Last	IV	Vol	OI
—	—	—	—	—	—	65.00	0.15	2.90	2.85	53.0%	90	91
1	—	58.5%	23.20	25.50	28.60	70.00	0.95	3.70	4.90	51.7%	1	5
—	—	—	—	—	—	75.00	1.60	4.50	6.80	57.6%	1	6
4	3	55.4%	14.25	17.90	21.50	80.00	2.95	6.00	4.00	56.2%	14	16
7	1	53.9%	14.10	14.60	18.30	85.00	4.40	7.70	10.80	54.3%	6	28
64	1	51.1%	16.70	11.70	14.80	90.00	6.60	9.80	6.90	52.9%	217	194
PRLB $93.84
4	2	51.7%	13.65	9.40	12.80	95.00	9.50	12.70	10.80	53.7%	—	2
235	214	51.3%	11.20	7.20	10.90	100.00	—	—	—	—	—	—
0	—	3.1%	5.80	0.00	0.00	105.00	—	—	—	—	—	—
2	1	52.6%	1.73	4.30	8.30	110.00	—	—	—	—	—	—
2	2	51.7%	4.89	3.60	6.30	115.00	23.40	26.50	22.40	53.7%	1	1
3	2	50.2%	3.31	1.55	4.40	125.00	—	—	—	—	—	—
0	2	55.6%	3.55	1.60	4.80	130.00	—	—	—	—	—	—

In-the-money callsIn-the-money puts. IV = implied volatility, OI = open interest (contracts). Each contract covers 100 shares. Quotes delayed at least 15 minutes.

Frequently asked questions

What is the PRLB put/call ratio?

For the February 19, 2027 expiration, the PRLB put/call ratio based on open interest is 1.07 (343 puts vs 322 calls), and 1.45 based on today's volume. A ratio above 1 means more puts than calls.

What is PRLB's implied volatility?

At-the-money implied volatility for PRLB options expiring February 19, 2027 is about 52.7%, an annualized estimate of how much the market expects Proto Labs stock to move.

How many PRLB option expiration dates are there?

PRLB has 5 listed expiration dates, from Oct 16, 2026 to Apr 16, 2027.

What does "in the money" mean?

A call is in the money when the strike price is below the current share price; a put is in the money when the strike is above it. In-the-money contracts have intrinsic value and are shaded in the table.