Teradyne (TER) Options Chain

NASDAQ: TERIndustrialsElectrical ProductsUSD

402.68+3.96 (+0.99%)

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

Expiration date

Expiration: Jan 19, 2029
Days to expiration: 831
Share price: $402.68
Put/call ratio (OI): 0.60
Put/call ratio (volume): 0.70
ATM implied volatility: 65.6%
Expected move: ±$398.61
Open interest (C / P): 313 / 188

TER options summary

The TER options chain for the January 19, 2029 expiration lists 24 call and 23 put contracts, with 831 days until expiration. Open interest stands at 313 calls and 188 puts, a put/call ratio of 0.60, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $400.00 strike is 65.6%, which implies the market expects a move of about ±$398.61 (99.0%) in Teradyne stock by expiration.

The most open interest sits at the $480.00 call (65 contracts) and the $195.00 put (95 contracts).

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

TER options chain · January 19, 2029

TER 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
10	—	80.7%	203.40	266.00	275.00	175.00	19.00	28.00	22.50	61.7%	41	24
—	—	—	—	—	—	185.00	22.00	31.00	35.56	61.3%	—	2
—	—	—	—	—	—	195.00	25.00	33.00	31.20	60.3%	2	95
—	—	—	—	—	—	200.00	28.10	35.00	28.61	60.9%	1	3
—	—	—	—	—	—	220.00	35.10	42.00	51.44	60.1%	—	1
2	1	77.8%	261.50	231.00	240.00	240.00	43.00	50.20	58.34	59.6%	—	1
—	—	—	—	—	—	250.00	48.00	54.20	51.24	59.6%	1	2
1	—	77.0%	212.73	217.00	226.00	270.00	56.00	64.00	74.85	59.1%	—	1
1	—	76.3%	159.21	212.00	221.00	280.00	61.00	69.00	60.00	59.0%	1	2
—	—	—	—	—	—	290.00	66.00	73.20	87.90	58.7%	—	13
3	1	76.2%	210.00	204.00	213.00	300.00	71.10	79.00	74.00	58.7%	3	12
—	—	—	—	—	—	310.00	76.00	84.00	97.96	58.4%	—	1
—	—	—	—	—	—	320.00	81.00	89.00	84.30	58.1%	—	3
—	—	—	—	—	—	330.00	87.00	94.00	89.80	58.0%	1	7
2	1	75.2%	174.00	189.00	196.00	340.00	92.00	100.00	96.00	57.8%	1	4
35	1	75.1%	190.70	185.00	193.00	350.00	97.00	106.00	94.00	57.5%	1	2
2	1	75.0%	177.50	181.00	190.00	360.00	104.00	111.00	107.40	57.4%	—	1
48	1	74.8%	168.80	174.80	183.00	380.00	116.00	123.00	111.00	57.1%	1	4
8	1	74.5%	164.10	168.00	177.00	400.00	128.00	135.00	134.30	56.7%	1	2
TER $402.68
0	2	74.2%	138.72	165.00	173.00	410.00	—	—	—	—	—	—
2	4	74.1%	172.34	162.00	170.00	420.00	—	—	—	—	—	—
2	1	74.0%	150.00	159.00	167.00	430.00	—	—	—	—	—	—
2	1	74.1%	158.67	154.00	162.00	450.00	159.00	168.00	152.50	55.6%	1	1
23	38	73.9%	145.10	151.00	159.00	460.00	—	—	—	—	—	—
1	1	73.9%	150.00	148.00	157.00	470.00	174.00	181.00	208.01	55.5%	—	1
65	2	73.6%	152.00	146.00	153.00	480.00	180.80	188.00	184.18	55.3%	—	4
2	—	73.3%	118.50	143.00	149.70	490.00	—	—	—	—	—	—
2	1	73.5%	145.79	141.00	148.00	500.00	—	—	—	—	—	—
1	—	73.1%	128.60	138.00	145.00	510.00	—	—	—	—	—	—
39	1	73.2%	166.00	136.00	143.00	520.00	—	—	—	—	—	—
5	8	73.3%	141.23	131.00	140.00	540.00	—	—	—	—	—	—
4	2	73.3%	129.10	127.00	136.00	560.00	—	—	—	—	—	—
53	11	73.3%	160.73	123.00	132.00	580.00	253.00	261.00	256.79	53.5%	—	2

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 TER put/call ratio?

For the January 19, 2029 expiration, the TER put/call ratio based on open interest is 0.60 (188 puts vs 313 calls), and 0.70 based on today's volume. A ratio above 1 means more puts than calls.

What is TER's implied volatility?

At-the-money implied volatility for TER options expiring January 19, 2029 is about 65.6%, an annualized estimate of how much the market expects Teradyne stock to move.

How many TER option expiration dates are there?

TER has 12 listed expiration dates, from Oct 16, 2026 to Jan 19, 2029.

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.