Boston Scientific (BSX) Options Chain

NYSE: BSXHealth CareMedical/Dental InstrumentsUSD

42.73+0.69 (+1.64%)

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

Expiration date

Expiration: Jun 17, 2027
Days to expiration: 249
Share price: $42.73
Put/call ratio (OI): 0.67
Put/call ratio (volume): 3.78
ATM implied volatility: 42.6%
Expected move: ±$15.03
Open interest (C / P): 36.17K / 24.35K

BSX options summary

The BSX options chain for the June 17, 2027 expiration lists 31 call and 24 put contracts, with 249 days until expiration. Open interest stands at 36,167 calls and 24,353 puts, a put/call ratio of 0.67, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $45.00 strike is 42.6%, which implies the market expects a move of about ±$15.03 (35.2%) in Boston Scientific stock by expiration.

The most open interest sits at the $50.00 call (6.39K contracts) and the $40.00 put (7.35K contracts).

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

BSX options chain · June 17, 2027

BSX 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
4	1	61.6%	21.50	20.40	21.60	22.50	0.15	0.35	0.25	50.7%	1	57
34	1	57.9%	19.85	18.20	19.30	25.00	0.15	0.50	0.43	47.4%	1	187
73	1	51.5%	15.00	13.90	15.00	30.00	0.90	1.15	1.07	44.2%	1	913
53	4	50.9%	10.15	10.40	11.70	35.00	1.85	2.35	2.25	42.0%	260	6,001
1,561	1	49.0%	8.00	7.60	8.10	40.00	3.50	4.20	4.00	40.2%	16	7,346
BSX $42.73
2,876	4	47.1%	5.30	5.20	5.70	45.00	6.30	6.70	6.60	38.1%	51	4,250
6,393	38	45.7%	3.70	3.50	3.90	50.00	9.60	10.30	10.10	39.3%	50	3,879
946	5	45.0%	2.60	2.40	2.65	55.00	13.30	14.20	14.15	39.1%	50	881
2,457	6	46.0%	1.60	1.55	1.95	60.00	17.60	18.60	18.20	40.2%	2	277
5,917	2	46.5%	1.10	0.95	1.40	65.00	22.30	23.30	22.76	42.4%	1	352
6,064	1	46.7%	0.82	0.65	1.00	70.00	27.10	28.20	27.40	45.9%	134	89
494	20	46.7%	0.70	0.40	0.70	75.00	26.90	28.40	27.89	—	1	29
4,010	8	46.9%	0.35	0.30	0.50	80.00	36.10	38.50	37.82	58.0%	1	0
1,169	10	48.0%	0.25	0.15	0.40	85.00	20.50	23.00	18.80	—	83	86
247	2	49.8%	0.25	0.10	0.35	90.00	39.00	44.00	32.30	—	10	0
710	3	53.5%	0.44	0.05	0.45	92.50	0.00	0.00	19.79	—	—	0
84	5	49.5%	0.30	0.05	0.25	95.00	0.00	0.00	32.84	—	—	0
64	10	50.8%	0.20	0.00	0.25	97.50	—	—	—	—	—	—
912	3	52.0%	0.20	0.10	0.40	100.00	45.00	50.00	37.80	—	1	0
0	7	25.0%	0.52	0.00	0.00	105.00	38.50	43.00	33.90	—	2	2
207	1	54.6%	0.10	0.00	0.20	110.00	0.00	0.00	61.90	—	6	0
0	6	25.0%	0.36	0.00	0.00	115.00	37.40	40.10	23.86	—	2	0
0	3	25.0%	0.65	0.00	0.00	120.00	26.50	30.20	25.82	—	—	3
292	5	85.6%	3.16	1.00	1.80	125.00	27.80	30.40	21.10	—	—	1
1,050	14	54.7%	0.16	0.00	0.15	130.00	52.00	56.00	37.10	—	—	0
193	8	61.2%	0.05	0.00	0.30	135.00	—	—	—	—	—	—
33	3	90.1%	0.09	0.00	2.60	140.00	—	—	—	—	—	—
1	—	101.3%	2.90	1.05	2.95	145.00	—	—	—	—	—	—
323	2	94.0%	0.05	0.00	2.65	150.00	—	—	—	—	—	—
0	3	25.0%	0.14	0.00	0.00	155.00	—	—	—	—	—	—
0	1	25.0%	0.11	0.00	0.00	160.00	—	—	—	—	—	—

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 BSX put/call ratio?

For the June 17, 2027 expiration, the BSX put/call ratio based on open interest is 0.67 (24,353 puts vs 36,167 calls), and 3.78 based on today's volume. A ratio above 1 means more puts than calls.

What is BSX's implied volatility?

At-the-money implied volatility for BSX options expiring June 17, 2027 is about 42.6%, an annualized estimate of how much the market expects Boston Scientific stock to move.

How many BSX option expiration dates are there?

BSX has 15 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.