Builders FirstSource (BLDR) Options Chain

NYSE: BLDRConsumer DiscretionaryRETAIL: Building MaterialsUSD

52.85-0.96 (-1.78%)

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

Expiration date

Expiration: Jan 21, 2028
Days to expiration: 468
Share price: $52.85
Put/call ratio (OI): 0.38
Put/call ratio (volume): 0.17
ATM implied volatility: 58.1%
Expected move: ±$34.75
Open interest (C / P): 9.71K / 3.71K

BLDR options summary

The BLDR options chain for the January 21, 2028 expiration lists 34 call and 26 put contracts, with 468 days until expiration. Open interest stands at 9,705 calls and 3,713 puts, a put/call ratio of 0.38, which is tilted bullish, with calls outnumbering puts. At-the-money implied volatility near the $55.00 strike is 58.1%, which implies the market expects a move of about ±$34.75 (65.7%) in Builders FirstSource stock by expiration.

The most open interest sits at the $195.00 call (2.20K contracts) and the $85.00 put (872 contracts).

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

BLDR options chain · January 21, 2028

BLDR 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	—	74.8%	31.90	26.40	29.00	30.00	—	—	—	—	—	—
8	2	72.3%	31.10	23.10	25.90	35.00	3.70	4.40	4.20	55.5%	3	27
141	2	69.6%	25.17	20.10	22.90	40.00	5.40	6.20	5.70	53.9%	1	17
45	6	66.7%	19.50	17.70	19.60	45.00	7.40	8.40	7.80	52.4%	1	18
86	1	65.5%	20.50	15.40	17.30	50.00	9.90	11.70	9.60	53.2%	64	60
BLDR $52.85
11	1	64.1%	19.38	13.30	15.20	55.00	12.40	13.60	10.80	52.0%	8	84
73	7	62.6%	15.30	11.50	13.10	60.00	15.40	16.80	14.42	51.4%	5	149
35	20	62.1%	10.83	10.00	11.60	65.00	18.60	20.10	19.25	50.2%	1	313
839	500	61.3%	11.25	8.70	10.10	70.00	22.40	23.70	22.40	49.3%	3	511
694	1	59.4%	8.00	7.40	8.40	75.00	25.60	27.40	24.17	47.9%	4	192
140	2	59.7%	10.20	6.40	7.70	80.00	29.50	31.50	28.05	47.6%	1	26
36	22	61.0%	9.30	5.50	7.60	85.00	33.60	35.60	32.70	46.5%	1	872
817	803	60.6%	6.43	4.80	6.70	90.00	37.70	39.90	39.20	45.7%	12	291
837	1	58.8%	5.00	4.20	5.30	95.00	42.10	44.60	40.90	46.6%	2	35
619	17	59.6%	6.40	3.70	5.10	100.00	47.20	49.20	45.50	46.5%	5	232
715	1	58.4%	5.10	3.10	4.30	105.00	0.00	0.00	40.10	—	2	0
429	10	58.3%	4.70	2.75	3.80	110.00	55.70	58.70	51.70	47.2%	6	715
74	1	58.1%	3.74	2.40	3.40	115.00	60.50	63.70	52.30	49.1%	5	16
87	1	59.3%	4.35	2.45	3.10	120.00	65.50	68.60	63.90	50.1%	1	120
126	100	73.0%	6.95	4.20	5.60	125.00	69.50	74.50	68.90	58.5%	1	8
65	12	57.6%	2.35	1.55	2.45	130.00	0.00	0.00	64.40	—	5	0
92	1	57.4%	2.70	1.35	2.20	135.00	—	—	—	—	—	—
47	10	57.5%	1.59	1.20	2.00	140.00	68.00	71.20	58.03	—	1	6
18	20	58.0%	1.47	1.15	1.85	145.00	0.00	0.00	43.50	—	—	0
30	1	57.1%	2.05	0.80	1.70	150.00	77.50	81.00	76.97	—	1	16
0	1	25.0%	7.30	0.00	0.00	155.00	—	—	—	—	—	—
0	1	25.0%	3.60	0.00	0.00	160.00	85.50	90.00	82.50	—	2	5
28	2	58.0%	1.62	0.65	1.35	165.00	97.00	102.00	101.00	—	188	0
136	4	59.4%	1.00	0.85	1.20	170.00	—	—	—	—	—	—
27	1	57.7%	1.44	0.45	1.15	175.00	—	—	—	—	—	—
957	9	57.4%	1.20	0.30	1.10	180.00	—	—	—	—	—	—
281	300	75.3%	5.00	1.70	3.30	185.00	129.50	134.50	127.80	74.4%	—	0
7	4	104.4%	17.96	5.80	9.30	190.00	—	—	—	—	—	—
2,201	1	56.9%	1.00	0.10	0.90	195.00	—	—	—	—	—	—

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 BLDR put/call ratio?

For the January 21, 2028 expiration, the BLDR put/call ratio based on open interest is 0.38 (3,713 puts vs 9,705 calls), and 0.17 based on today's volume. A ratio above 1 means more puts than calls.

What is BLDR's implied volatility?

At-the-money implied volatility for BLDR options expiring January 21, 2028 is about 58.1%, an annualized estimate of how much the market expects Builders FirstSource stock to move.

How many BLDR option expiration dates are there?

BLDR has 11 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.