UNF · Unifirst Corp

Track UNF — free Ask ALVIS about UNF

$294.14 +4.42 (+1.53%) At close · Jul 24

Market Cap

$5.32B

18.08M

Options Chain

15-min delayed Underlying $294.14 · today Options Calculator

Positioning

Aug 21, 2026 · 25 days to expiry · 80 contracts

Put / call OI

0.39

Call-heavy positioning

Open interest

278

contracts outstanding

Volume

116

traded today

Max pain

$230.00

$64.14 below spot

ATM implied vol

18.9%

market's expected move

Open interest by strike · near the money

Calls Puts

100

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Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 25d Sep 18 53d Nov 20 116d Jan 15 172d Feb 19 207d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
1	1	162.8%	0.997	$144.00		$0.95	—	—	1	1
Call · $100 In the money Last $144.00 Breakeven $244.00 Implied vol 162.8% Delta 0.997 ≈100% ITM Gamma 0 Theta -0.027 Vega 0.01 Open interest 1 Model this call Put · $100 Last $0.95 Breakeven $99.05 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
0	—	154.4%	0.997	—		—	—	—	—	0
Call · $105 In the money Last — Breakeven — Implied vol 154.4% Delta 0.997 ≈100% ITM Gamma 0 Theta -0.025 Vega 0.01 Open interest 0 Model this call Put · $105 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	146.5%	0.997	$146.50		—	—	—	—	0
Call · $110 In the money Last $146.50 Breakeven $256.50 Implied vol 146.5% Delta 0.997 ≈100% ITM Gamma 0 Theta -0.024 Vega 0.01 Open interest 1 Model this call Put · $110 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	143.7%	0.996	—		—	—	—	—	0
Call · $115 In the money Last — Breakeven — Implied vol 143.7% Delta 0.996 ≈100% ITM Gamma 0 Theta -0.029 Vega 0.01 Open interest 0 Model this call Put · $115 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	136.3%	0.996	$137.50		$1.20	—	—	2	5
Call · $120 In the money Last $137.50 Breakeven $257.50 Implied vol 136.3% Delta 0.996 ≈100% ITM Gamma 0 Theta -0.028 Vega 0.011 Open interest 1 Model this call Put · $120 Last $1.20 Breakeven $118.80 Implied vol — Delta — Gamma — Theta — Vega — Open interest 5 Model this put
0	—	129.2%	0.996	—		—	—	—	—	0
Call · $125 In the money Last — Breakeven — Implied vol 129.2% Delta 0.996 ≈100% ITM Gamma 0 Theta -0.027 Vega 0.011 Open interest 0 Model this call Put · $125 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	122.4%	0.996	—		—	—	—	—	0
Call · $130 In the money Last — Breakeven — Implied vol 122.4% Delta 0.996 ≈100% ITM Gamma 0 Theta -0.025 Vega 0.011 Open interest 0 Model this call Put · $130 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	115.8%	0.997	—		—	—	—	—	0
Call · $135 In the money Last — Breakeven — Implied vol 115.8% Delta 0.997 ≈100% ITM Gamma 0 Theta -0.024 Vega 0.011 Open interest 0 Model this call Put · $135 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	113.9%	0.996	—		$3.30	—	—	4	4
Call · $140 In the money Last — Breakeven — Implied vol 113.9% Delta 0.996 ≈100% ITM Gamma 0 Theta -0.029 Vega 0.011 Open interest 0 Model this call Put · $140 Last $3.30 Breakeven $136.70 Implied vol — Delta — Gamma — Theta — Vega — Open interest 4 Model this put
0	—	107.8%	0.996	—		—	—	—	—	0
Call · $145 In the money Last — Breakeven — Implied vol 107.8% Delta 0.996 ≈100% ITM Gamma 0 Theta -0.028 Vega 0.012 Open interest 0 Model this call Put · $145 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
1	1	101.8%	0.996	$64.30		—	—	—	—	0
Call · $150 In the money Last $64.30 Breakeven $214.30 Implied vol 101.8% Delta 0.996 ≈100% ITM Gamma 0 Theta -0.027 Vega 0.012 Open interest 1 Model this call Put · $150 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	112.9%	0.99	—		—	—	—	—	0
Call · $155 In the money Last — Breakeven — Implied vol 112.9% Delta 0.99 ≈99% ITM Gamma 0 Theta -0.056 Vega 0.028 Open interest 0 Model this call Put · $155 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
3	1	102.7%	0.992	$54.00		$0.20	—	—	2	15
Call · $160 In the money Last $54.00 Breakeven $214.00 Implied vol 102.7% Delta 0.992 ≈99% ITM Gamma 0 Theta -0.044 Vega 0.012 Open interest 3 Model this call Put · $160 Last $0.20 Breakeven $159.80 Implied vol — Delta — Gamma — Theta — Vega — Open interest 15 Model this put
0	—	101.8%	0.989	—		—	—	—	—	0
Call · $165 In the money Last — Breakeven — Implied vol 101.8% Delta 0.989 ≈99% ITM Gamma 0 Theta -0.053 Vega 0.029 Open interest 0 Model this call Put · $165 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	96.5%	0.989	—		—	—	—	—	0
Call · $170 In the money Last — Breakeven — Implied vol 96.5% Delta 0.989 ≈99% ITM Gamma 0 Theta -0.052 Vega 0.03 Open interest 0 Model this call Put · $170 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	94.7%	0.986	—		—	—	—	—	0
Call · $175 In the money Last — Breakeven — Implied vol 94.7% Delta 0.986 ≈99% ITM Gamma 0 Theta -0.061 Vega 0.03 Open interest 0 Model this call Put · $175 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	89.7%	0.986	—		$0.20	—	—	2	0
Call · $180 In the money Last — Breakeven — Implied vol 89.7% Delta 0.986 ≈99% ITM Gamma 0 Theta -0.06 Vega 0.03 Open interest 0 Model this call Put · $180 Last $0.20 Breakeven $179.80 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
5	5	84.8%	0.986	$33.90		—	—	—	—	0
Call · $185 In the money Last $33.90 Breakeven $218.90 Implied vol 84.8% Delta 0.986 ≈99% ITM Gamma 0.001 Theta -0.059 Vega 0.031 Open interest 5 Model this call Put · $185 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
7	1	81.6%	0.984	$29.80		$1.50	—	—	1	1
Call · $190 In the money Last $29.80 Breakeven $219.80 Implied vol 81.6% Delta 0.984 ≈98% ITM Gamma 0.001 Theta -0.062 Vega 0.031 Open interest 7 Model this call Put · $190 Last $1.50 Breakeven $188.50 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
1	1	77%	0.983	$71.60		—	—	—	—	0
Call · $195 In the money Last $71.60 Breakeven $266.60 Implied vol 77% Delta 0.983 ≈98% ITM Gamma 0.001 Theta -0.061 Vega 0.032 Open interest 1 Model this call Put · $195 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
16	16	70.9%	0.985	$28.00		$11.00	—	—	1	1
Call · $200 In the money Last $28.00 Breakeven $228.00 Implied vol 70.9% Delta 0.985 ≈98% ITM Gamma 0.001 Theta -0.055 Vega 0.032 Open interest 16 Model this call Put · $200 Last $11.00 Breakeven $189.00 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
1	1	66.8%	0.978	$64.39		—	-0.032	73.5%	—	0
Call · $210 In the money Last $64.39 Breakeven $274.39 Implied vol 66.8% Delta 0.978 ≈98% ITM Gamma 0.001 Theta -0.067 Vega 0.033 Open interest 1 Model this call Put · $210 Last — Breakeven — Implied vol 73.5% Delta -0.032 ≈3% ITM Gamma 0.001 Theta -0.08 Vega 0.066 Open interest 0 Model this put
5	5	59.9%	0.975	$15.00		$10.00	-0.038	65.5%	1	1
Call · $220 In the money Last $15.00 Breakeven $235.00 Implied vol 59.9% Delta 0.975 ≈97% ITM Gamma 0.001 Theta -0.07 Vega 0.067 Open interest 5 Model this call Put · $220 Last $10.00 Breakeven $210.00 Implied vol 65.5% Delta -0.038 ≈4% ITM Gamma 0.002 Theta -0.081 Vega 0.067 Open interest 1 Model this put
2	1	50.5%	0.975	$38.40		$0.25	-0.043	57.2%	1	14
Call · $230 In the money Last $38.40 Breakeven $268.40 Implied vol 50.5% Delta 0.975 ≈97% ITM Gamma 0.002 Theta -0.063 Vega 0.034 Open interest 2 Model this call Put · $230 Last $0.25 Breakeven $229.75 Implied vol 57.2% Delta -0.043 ≈4% ITM Gamma 0.002 Theta -0.078 Vega 0.069 Open interest 14 Model this put
2	1	38.5%	0.981	$30.00		—	-0.049	49.3%	—	0
Call · $240 In the money Last $30.00 Breakeven $270.00 Implied vol 38.5% Delta 0.981 ≈98% ITM Gamma 0.002 Theta -0.045 Vega 0.035 Open interest 2 Model this call Put · $240 Last — Breakeven — Implied vol 49.3% Delta -0.049 ≈5% ITM Gamma 0.003 Theta -0.076 Vega 0.07 Open interest 0 Model this put
29	20	35.3%	0.965	$45.60		$4.20	-0.064	43%	1	1
Call · $250 In the money Last $45.60 Breakeven $295.60 Implied vol 35.3% Delta 0.965 ≈97% ITM Gamma 0.003 Theta -0.06 Vega 0.071 Open interest 29 Model this call Put · $250 Last $4.20 Breakeven $245.80 Implied vol 43% Delta -0.064 ≈6% ITM Gamma 0.004 Theta -0.081 Vega 0.124 Open interest 1 Model this put
22	2	31.9%	0.94	$16.68		$1.15	-0.093	37.3%	1	21
Call · $260 In the money Last $16.68 Breakeven $276.68 Implied vol 31.9% Delta 0.94 ≈94% ITM Gamma 0.005 Theta -0.078 Vega 0.125 Open interest 22 Model this call Put · $260 Last $1.15 Breakeven $258.85 Implied vol 37.3% Delta -0.093 ≈9% ITM Gamma 0.006 Theta -0.093 Vega 0.126 Open interest 21 Model this put
15	14	27.2%	0.896	$8.62		$1.15	-0.153	33.8%	1	6
Call · $270 In the money Last $8.62 Breakeven $278.62 Implied vol 27.2% Delta 0.896 ≈90% ITM Gamma 0.009 Theta -0.094 Vega 0.128 Open interest 15 Model this call Put · $270 Last $1.15 Breakeven $268.85 Implied vol 33.8% Delta -0.153 ≈15% ITM Gamma 0.009 Theta -0.118 Vega 0.194 Open interest 6 Model this put
21	3	21.4%	0.827	$16.01		$6.30	-0.208	25.3%	3	4
Call · $280 In the money Last $16.01 Breakeven $296.01 Implied vol 21.4% Delta 0.827 ≈83% ITM Gamma 0.015 Theta -0.102 Vega 0.195 Open interest 21 Model this call Put · $280 Last $6.30 Breakeven $273.70 Implied vol 25.3% Delta -0.208 ≈21% ITM Gamma 0.015 Theta -0.108 Vega 0.202 Open interest 4 Model this put
13	2	17.5%	0.652	$10.29		$12.40	-0.37	20.4%	1	2
Call · $290 In the money Last $10.29 Breakeven $300.29 Implied vol 17.5% Delta 0.652 ≈65% ITM Gamma 0.027 Theta -0.115 Vega 0.302 Open interest 13 Model this call Put · $290 Last $12.40 Breakeven $277.60 Implied vol 20.4% Delta -0.37 ≈37% ITM Gamma 0.024 Theta -0.11 Vega 0.304 Open interest 2 Model this put
Underlying $294.14
11	1	17.1%	0.363	$0.85		$35.50	-0.632	18.9%	2	0
Call · $300 Last $0.85 Breakeven $300.85 Implied vol 17.1% Delta 0.363 ≈36% ITM Gamma 0.028 Theta -0.107 Vega 0.279 Open interest 11 Model this call Put · $300 In the money Last $35.50 Breakeven $264.50 Implied vol 18.9% Delta -0.632 ≈63% ITM Gamma 0.027 Theta -0.097 Vega 0.276 Open interest 0 Model this put
13	1	22.2%	0.209	$0.55		$30.90	-0.866	18%	2	2
Call · $310 Last $0.55 Breakeven $310.55 Implied vol 22.2% Delta 0.209 ≈21% ITM Gamma 0.017 Theta -0.102 Vega 0.219 Open interest 13 Model this call Put · $310 In the money Last $30.90 Breakeven $279.10 Implied vol 18% Delta -0.866 ≈87% ITM Gamma 0.018 Theta -0.047 Vega 0.188 Open interest 2 Model this put
20	1	30.5%	0.166	$1.45		$78.10	-0.946	21.1%	1	0
Call · $320 Last $1.45 Breakeven $321.45 Implied vol 30.5% Delta 0.166 ≈17% ITM Gamma 0.011 Theta -0.12 Vega 0.222 Open interest 20 Model this call Put · $320 In the money Last $78.10 Breakeven $241.90 Implied vol 21.1% Delta -0.946 ≈95% ITM Gamma 0.01 Theta -0.025 Vega 0.069 Open interest 0 Model this put
10	9	30.2%	0.085	$2.00		—	-0.981	24.1%	—	0
Call · $330 Last $2.00 Breakeven $332.00 Implied vol 30.2% Delta 0.085 ≈8% ITM Gamma 0.007 Theta -0.074 Vega 0.152 Open interest 10 Model this call Put · $330 In the money Last — Breakeven — Implied vol 24.1% Delta -0.981 ≈98% ITM Gamma 0.005 Theta -0.011 Vega 0.042 Open interest 0 Model this put
0	—	35%	0.068	—		—	-0.984	29.3%	—	0
Call · $340 Last — Breakeven — Implied vol 35% Delta 0.068 ≈7% ITM Gamma 0.005 Theta -0.072 Vega 0.089 Open interest 0 Model this call Put · $340 In the money Last — Breakeven — Implied vol 29.3% Delta -0.984 ≈98% ITM Gamma 0.004 Theta -0.012 Vega 0.025 Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $350 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $350 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $360 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $360 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $370 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $370 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $380 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $380 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $390 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $390 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. The 23 strikes around the money are shown by default — switch to "All 40" for the wings. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 717954 CUSIP 904708104 13F (30d) 49 filings 49 filers Visit website Investor relations